/* =========================================================
   吃瓜51网站 · 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================= */

/* ---------- base ---------- */
:root {
  --ink: #123B4F;
  --orange: #D9571C;
  --teal: #1B9C86;
  --wheat: #FFC94A;
  --paper: #FFFCF6;
  --mist: #E3E9EC;
  --body: #3F5661;
  --muted: #5C7280;
  --radius-card: 8px;
  --radius-btn: 8px;
  --font-stack: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --mono-stack: "SFMono-Regular", "Consolas", "Menlo", monospace;
  --container: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.8;
  color: var(--body);
  background-color: var(--paper);
}

h1,
h2,
h3,
h4 {
  margin: 0;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.35;
}

p {
  margin: 0 0 14px;
}

p:last-child {
  margin-bottom: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

a {
  color: var(--teal);
  text-decoration: none;
  transition: color 160ms ease;
}

a:hover {
  color: var(--orange);
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 2px;
}

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

figure {
  margin: 0;
}

figcaption {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

table {
  border-collapse: collapse;
  width: 100%;
}

button {
  font-family: inherit;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 60;
  padding: 10px 16px;
  background-color: var(--ink);
  color: #fff;
  border-radius: var(--radius-btn);
  transition: top 160ms ease;
}

.skip-link:focus {
  top: 12px;
  color: #fff;
}

/* ---------- layout ---------- */
.site-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--paper);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: var(--paper);
  border-bottom: 1px solid var(--mist);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 12px 20px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 0 0 auto;
  min-height: 44px;
  justify-content: center;
  color: var(--ink);
}

.brand:hover {
  color: var(--ink);
}

.brand-name {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink);
}

.brand-slogan {
  font-size: 12px;
  line-height: 1.4;
  color: var(--muted);
}

.site-nav {
  flex: 1 1 auto;
  min-width: 0;
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px 4px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 10px;
  font-size: 15px;
  color: var(--ink);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--teal);
}

.nav-link.is-current {
  color: var(--teal);
  border-bottom-color: var(--teal);
  font-weight: 600;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 0 0 auto;
}

.tool-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 14px;
  font-weight: 500;
  color: var(--teal);
}

.site-version {
  font-size: 12px;
  color: var(--muted);
  padding: 3px 8px;
  background-color: var(--mist);
  border-radius: 4px;
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  background-color: var(--paper);
  border: 1px solid var(--mist);
  border-radius: var(--radius-btn);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--ink);
  border-radius: 2px;
}

.site-main {
  flex: 1 0 auto;
  width: 100%;
}

.inner-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 22px 20px 56px;
}

.home-main {
  width: 100%;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  margin-bottom: 14px;
}

.breadcrumb a {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  color: var(--teal);
}

.breadcrumb-sep {
  color: #8CA0AA;
}

.breadcrumb-current {
  color: var(--body);
}

.page-header {
  margin-bottom: 18px;
}

.page-title {
  font-size: 34px;
  line-height: 1.28;
  font-weight: 700;
  color: var(--ink);
  max-width: 46ch;
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px;
  align-items: start;
  margin-top: 8px;
}

.layout-main,
.layout-primary,
.main-column {
  min-width: 0;
}

.layout-aside,
.side-column {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.site-footer {
  background-color: #F3F6F7;
  border-top: 1px solid var(--mist);
}

.footer-inner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 20px 28px;
}

.footer-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  font-size: 14px;
  color: var(--body);
}

.footer-links a:hover {
  color: var(--teal);
}

.footer-version {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 8px;
}

.footer-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 10px;
}

.footer-link-inline {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  font-size: 13px;
  color: var(--teal);
}

.footer-bottom {
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px 20px 28px;
  border-top: 1px solid var(--mist);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  align-items: baseline;
}

.footer-brand {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin: 0;
}

.footer-positioning {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}

.footer-copyright {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}

/* ---------- components ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.btn-primary {
  background-color: var(--orange);
  color: #fff;
  border-color: var(--orange);
}

.btn-primary:hover {
  background-color: #B8450F;
  border-color: #B8450F;
  color: #fff;
}

.btn-ghost {
  background-color: transparent;
  color: var(--ink);
  border-color: var(--mist);
}

.btn-ghost:hover {
  color: var(--teal);
  border-color: var(--teal);
}

.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  font-size: 14px;
  font-weight: 600;
  color: var(--teal);
}

.text-link:hover {
  color: var(--orange);
}

.section-head {
  margin-bottom: 20px;
}

.section-head h2 {
  font-size: 22px;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 8px;
}

.section-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 62ch;
}

.section-title {
  font-size: 22px;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 12px;
}

.section-intro {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  margin-bottom: 16px;
  max-width: 62ch;
}

.section-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--body);
  margin-bottom: 12px;
  max-width: 62ch;
}

.sub-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
}

.body-text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--body);
  margin-bottom: 14px;
  max-width: 46ch;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  background-color: var(--wheat);
  border-radius: 4px;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.check-list li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--body);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--teal);
  border-radius: 3px;
  background-color: rgba(27, 156, 134, 0.12);
}

.check-list-compact {
  gap: 8px;
}

.check-list-compact li {
  font-size: 14px;
}

.note-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.note-list li {
  padding-left: 14px;
  border-left: 3px solid var(--wheat);
  font-size: 14px;
  line-height: 1.7;
  color: var(--body);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  background-color: #fff;
  padding: 0 16px;
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 44px;
  padding: 12px 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  flex: 0 0 auto;
  font-size: 20px;
  line-height: 1;
  color: var(--teal);
  font-weight: 400;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item > p,
.faq-answer {
  padding: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--body);
}

.faq-answer p {
  margin-bottom: 10px;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.info-table {
  width: 100%;
  font-size: 14px;
  line-height: 1.7;
  table-layout: fixed;
}

.table-caption {
  text-align: left;
  font-size: 13px;
  color: var(--muted);
  padding-bottom: 8px;
}

.info-table th,
.info-table td {
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--mist);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.info-table thead th {
  background-color: #F3F6F7;
  color: var(--ink);
  font-weight: 700;
  font-size: 14px;
}

.info-table tbody th {
  color: var(--ink);
  font-weight: 600;
  background-color: #FAFCFC;
}

.info-table tbody tr:nth-child(even) td {
  background-color: #FAFCFC;
}

.table-wrap {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.step-bar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.step-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
}

.step-item::after {
  content: "→";
  position: absolute;
  right: -12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--teal);
  font-size: 16px;
}

.step-item:last-child::after {
  display: none;
}

.step-index,
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  font-family: var(--mono-stack);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background-color: var(--orange);
  border-radius: 4px;
}

.step-link {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.step-link:hover {
  color: var(--teal);
}

.step-desc,
.step-name,
.step-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.related-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.related-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  padding: 12px 14px;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  background-color: #fff;
}

.related-link {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.related-link:hover {
  color: var(--teal);
}

.related-desc {
  font-size: 13px;
  color: var(--muted);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.related-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  background-color: #fff;
  transition: border-color 180ms ease, transform 180ms ease;
}

.related-card:hover {
  border-color: var(--teal);
  transform: translateY(-2px);
}

.related-card h3,
.related-name {
  font-size: 16px;
  color: var(--ink);
  margin: 0;
}

.related-card p,
.related-card .related-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
}

.media-figure,
.content-figure {
  margin: 20px 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--mist);
  background-color: #fff;
}

.media-figure img,
.content-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background-color: var(--mist);
}

.media-figure figcaption,
.content-figure figcaption,
.media-caption,
.figure-caption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.aside-card,
.side-card {
  padding: 18px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
}

.aside-title,
.side-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
}

.aside-steps,
.aside-list,
.aside-notes,
.side-list,
.side-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.aside-steps {
  counter-reset: asidestep;
}

.aside-steps li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--body);
  counter-increment: asidestep;
}

.aside-steps li::before {
  content: counter(asidestep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--mono-stack);
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
}

.aside-list li,
.aside-notes li,
.side-list li {
  font-size: 14px;
  line-height: 1.7;
  color: var(--body);
}

.aside-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.aside-link {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  font-size: 14px;
  color: var(--teal);
}

.aside-link:hover {
  color: var(--orange);
}

.side-links a {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  font-size: 14px;
  color: var(--teal);
}

.aside-card-note {
  background-color: #FBF7EC;
  border-color: var(--wheat);
}

/* ---------- pages: index ---------- */
.hero-band {
  background-color: #F4FAF8;
  border-bottom: 1px solid var(--mist);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 440px);
  gap: 40px;
  align-items: start;
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 20px 44px;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  background-color: var(--wheat);
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 14px;
}

.hero-text h1 {
  font-size: 34px;
  line-height: 1.28;
  color: var(--ink);
  margin-bottom: 14px;
  max-width: 20ch;
}

.hero-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--body);
  margin-bottom: 18px;
  max-width: 42ch;
}

.hero-points {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 22px;
}

.hero-point {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--body);
}

.hero-point::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 10px;
  border: 2px solid var(--teal);
  border-radius: 2px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.hero-figure {
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--mist);
  background-color: #fff;
}

.hero-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background-color: var(--mist);
}

.hero-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.hero-fact {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
}

.fact-label {
  font-size: 12px;
  color: var(--muted);
}

.fact-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.capability-band {
  background-color: var(--paper);
  border-bottom: 1px solid var(--mist);
}

.section-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 20px;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.capability-item {
  padding: 18px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  transition: border-color 180ms ease, transform 180ms ease;
}

.capability-item:hover {
  border-color: var(--teal);
  transform: translateY(-2px);
}

.capability-num {
  font-family: var(--mono-stack);
  font-size: 13px;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 8px;
}

.capability-item h3 {
  font-size: 17px;
  color: var(--ink);
  margin-bottom: 8px;
}

.capability-item p:last-child {
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
}

.capability-figure {
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--mist);
  background-color: #fff;
}

.capability-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  background-color: var(--mist);
}

.capability-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--muted);
}

.home-main .page-layout {
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 20px 56px;
}

.matrix-section,
.timeline-section,
.delivery-section,
.scenario-section,
.faq-section {
  margin-bottom: 40px;
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.matrix-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  transition: border-color 180ms ease, transform 180ms ease;
}

.matrix-card:hover {
  border-color: var(--teal);
  transform: translateY(-2px);
}

.matrix-num {
  font-family: var(--mono-stack);
  font-size: 13px;
  font-weight: 700;
  color: var(--orange);
}

.matrix-card h3 {
  font-size: 17px;
  color: var(--ink);
}

.matrix-fit {
  font-size: 14px;
  line-height: 1.7;
  color: var(--body);
}

.matrix-deliverables {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 6px;
  border-top: 1px dashed var(--mist);
}

.matrix-deliverables li {
  position: relative;
  padding-left: 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.matrix-deliverables li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background-color: var(--teal);
}

.matrix-link {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  margin-top: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--teal);
}

.matrix-link:hover {
  color: var(--orange);
}

.timeline-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  position: relative;
}

.timeline-item {
  position: relative;
  padding: 16px 12px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  min-width: 0;
}

.timeline-item .timeline-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-bottom: 8px;
  font-family: var(--mono-stack);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  background-color: var(--wheat);
  border-radius: 50%;
}

.timeline-item h3 {
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 6px;
}

.timeline-item p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.timeline-more {
  margin-top: 14px;
}

.delivery-columns {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 24px;
}

.delivery-list-wrap,
.delivery-note-wrap {
  min-width: 0;
}

.scenario-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.scenario-row {
  display: grid;
  grid-template-columns: minmax(0, 200px) minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--mist);
}

.scenario-row:first-child {
  border-top: 1px solid var(--mist);
}

.scenario-row h3 {
  font-size: 16px;
  color: var(--ink);
}

.scenario-row p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--body);
  margin: 0;
}

.cta-band {
  background-color: #FBF3E2;
  border: 1px solid var(--wheat);
  border-radius: var(--radius-card);
  padding: 24px;
}

.cta-inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cta-inner h2 {
  font-size: 20px;
  color: var(--ink);
}

.cta-desc {
  font-size: 15px;
  line-height: 1.8;
  color: var(--body);
  max-width: 52ch;
}

.cta-limits {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cta-limits li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.cta-limits li::before {
  content: "·";
  position: absolute;
  left: 4px;
  top: -2px;
  color: var(--orange);
  font-weight: 700;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

/* ---------- pages: services ---------- */
.page-hero {
  margin-bottom: 28px;
}

.page-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--body);
  max-width: 46ch;
  margin-bottom: 14px;
}

.content-block {
  margin-bottom: 40px;
}

.overview-block .body-text {
  max-width: 46ch;
}

.module-diagram {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 8px;
  margin: 18px 0 6px;
}

.diagram-node {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1 1 160px;
  min-width: 0;
  padding: 14px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
}

.diagram-node-root {
  border-color: var(--teal);
  background-color: #F4FAF8;
}

.diagram-index {
  font-family: var(--mono-stack);
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
}

.diagram-label {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.diagram-desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.diagram-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 20px;
  color: var(--teal);
  font-size: 16px;
}

.diagram-arrow::before {
  content: "→";
}

.services-list .service-item {
  padding: 20px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  margin-bottom: 16px;
}

.service-item-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--mist);
}

.service-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  font-family: var(--mono-stack);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background-color: var(--orange);
  border-radius: 4px;
}

.service-name {
  font-size: 18px;
  color: var(--ink);
  margin: 0;
}

.service-item-body {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.service-field {
  min-width: 0;
}

.field-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 6px;
}

.service-field .body-text {
  font-size: 14px;
  line-height: 1.75;
  margin: 0;
  max-width: none;
}

.exclude-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.exclude-item {
  padding: 14px 16px;
  background-color: #FBF7EC;
  border-left: 3px solid var(--wheat);
  border-radius: 4px;
}

.exclude-name {
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 4px;
}

.exclude-item .body-text {
  font-size: 14px;
  line-height: 1.75;
  margin: 0;
  max-width: none;
}

.compare-block .table-wrap {
  margin-top: 12px;
}

.next-steps-block .step-bar {
  margin-top: 12px;
}

/* ---------- pages: process ---------- */
.overview {
  margin-bottom: 24px;
}

.paragraph {
  font-size: 16px;
  line-height: 1.8;
  color: var(--body);
  max-width: 46ch;
  margin-bottom: 12px;
}

.page-process .timeline-section {
  margin-bottom: 40px;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.timeline .timeline-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 12px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
}

.timeline .timeline-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  font-family: var(--mono-stack);
  font-size: 12px;
  font-weight: 700;
  color: var(--ink);
  background-color: var(--wheat);
  border-radius: 50%;
  margin-bottom: 4px;
}

.timeline-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.timeline-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.stage-section {
  margin-bottom: 40px;
}

.stage-card {
  padding: 18px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  margin-bottom: 14px;
}

.stage-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  color: var(--ink);
  margin-bottom: 10px;
}

.stage-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 30px;
  font-family: var(--mono-stack);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background-color: var(--orange);
  border-radius: 4px;
}

.stage-schedule {
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--mist);
}

.stage-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.stage-block {
  min-width: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
}

.stage-block-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 4px;
}

.stage-grid ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stage-grid ul li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
}

.stage-grid ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background-color: var(--teal);
}

.stage-confirm {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--mist);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.change-section {
  margin-bottom: 32px;
}

.change-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.change-item {
  padding: 14px 16px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
}

.change-title {
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 4px;
}

.change-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
  margin: 0;
}

/* ---------- pages: delivery ---------- */
.delivery-list-block,
.content-rules-block,
.acceptance-block,
.next-steps-block {
  margin-bottom: 40px;
}

.delivery-list-block .info-table {
  margin-top: 12px;
}

.rule-item {
  padding: 14px 16px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  margin-bottom: 10px;
}

.rule-item h3 {
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 4px;
}

.rule-item p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
  margin: 0;
}

.acceptance-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 14px;
}

.acceptance-col {
  min-width: 0;
  padding: 16px;
  border-radius: var(--radius-card);
  border: 1px solid var(--mist);
  background-color: #fff;
}

.acceptance-col h3 {
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 10px;
}

.acceptance-pass {
  border-color: var(--teal);
  background-color: #F4FAF8;
}

.acceptance-rework {
  border-color: var(--wheat);
  background-color: #FBF7EC;
}

.acceptance-note {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- pages: scenarios ---------- */
.page-container {
  max-width: 780px;
  margin: 0 auto;
}

.page-head {
  margin-bottom: 24px;
}

.section-block {
  margin-bottom: 36px;
}

.section-block.section-last {
  margin-bottom: 0;
}

.prose p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--body);
  max-width: 46ch;
  margin-bottom: 12px;
}

.scene-block {
  padding: 20px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  margin-bottom: 16px;
}

.scene-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.scene-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 30px;
  font-family: var(--mono-stack);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background-color: var(--orange);
  border-radius: 4px;
}

.scene-block h3 {
  font-size: 17px;
  color: var(--ink);
  margin: 0;
}

.scene-summary {
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
  margin-bottom: 12px;
}

.scene-body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.scene-col {
  min-width: 0;
}

.scene-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 6px;
}

.scene-col ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.scene-col ul li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
}

.scene-col ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background-color: var(--teal);
}

.data-table {
  width: 100%;
  font-size: 14px;
  line-height: 1.7;
  table-layout: fixed;
}

.data-table th,
.data-table td {
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--mist);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.data-table thead th {
  background-color: #F3F6F7;
  color: var(--ink);
  font-weight: 700;
}

.alt-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.alt-list li {
  padding: 14px 16px;
  background-color: #FBF7EC;
  border-left: 3px solid var(--wheat);
  border-radius: 4px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
}

.step-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* ---------- pages: faq ---------- */
.content-container {
  max-width: 780px;
  margin: 0 auto;
}

.faq-group {
  margin-bottom: 36px;
}

.faq-group .faq-item {
  margin-bottom: 10px;
}

.next-step-block {
  margin-bottom: 0;
}

.next-step-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 12px;
}

.next-step-item {
  padding: 14px 16px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
}

.next-step-link {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.next-step-link:hover {
  color: var(--teal);
}

.next-step-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin: 4px 0 0;
}

/* ---------- pages: cooperation ---------- */
.content-section {
  margin-bottom: 36px;
}

.prepare-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.prepare-item {
  padding: 16px 18px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
}

.prepare-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  margin-bottom: 8px;
  font-family: var(--mono-stack);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background-color: var(--orange);
  border-radius: 4px;
}

.prepare-name {
  font-size: 16px;
  color: var(--ink);
  margin-bottom: 6px;
}

.prepare-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
  margin-bottom: 10px;
}

.prepare-points {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.prepare-points li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.prepare-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background-color: var(--teal);
}

.checklist {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checklist-item {
  display: flex;
  gap: 12px;
  padding: 14px 16px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
}

.checklist-mark {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background-color: var(--teal);
  border-radius: 4px;
}

.checklist-body {
  min-width: 0;
}

.checklist-title {
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 4px;
}

.checklist-body p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
  margin: 0;
}

/* ---------- pages: about ---------- */
.role-section,
.principle-section,
.scope-section,
.related-section {
  margin-bottom: 36px;
}

.role-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 14px;
}

.role-card {
  padding: 18px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
}

.role-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  margin-bottom: 8px;
  font-family: var(--mono-stack);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background-color: var(--orange);
  border-radius: 4px;
}

.role-name {
  font-size: 16px;
  color: var(--ink);
  margin-bottom: 6px;
}

.role-scope {
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
  margin-bottom: 10px;
}

.role-output {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--mist);
}

.role-output-label {
  font-weight: 700;
  color: var(--teal);
  margin-right: 6px;
}

.principle-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 14px;
}

.principle-item {
  padding: 16px 18px;
  background-color: #F4FAF8;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
}

.principle-name {
  font-size: 16px;
  color: var(--ink);
  margin-bottom: 6px;
}

.principle-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
  margin: 0;
}

.scope-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 14px;
}

.scope-item {
  padding: 14px 16px;
  background-color: #FBF7EC;
  border-left: 3px solid var(--wheat);
  border-radius: 4px;
}

.scope-name {
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 4px;
}

.scope-reason {
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
  margin: 0;
}

.related-section .related-grid {
  margin-top: 14px;
}

/* ---------- pages: 404 ---------- */
.error-main {
  max-width: 780px;
  margin: 0 auto;
  padding: 56px 20px 64px;
}

.error-panel {
  margin-bottom: 32px;
}

.error-code {
  font-family: var(--mono-stack);
  font-size: 14px;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 10px;
}

.error-panel h1 {
  font-size: 34px;
  line-height: 1.28;
  color: var(--ink);
  margin-bottom: 12px;
}

.error-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--body);
  max-width: 46ch;
  margin-bottom: 20px;
}

.error-home-link {
  margin-top: 4px;
}

.error-routes h2 {
  font-size: 20px;
  color: var(--ink);
  margin-bottom: 12px;
}

.error-route-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.error-route-list li a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 14px;
  background-color: #fff;
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  font-size: 15px;
  color: var(--ink);
}

.error-route-list li a:hover {
  border-color: var(--teal);
  color: var(--teal);
}

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .header-inner {
    flex-wrap: wrap;
  }

  .site-nav {
    flex-basis: 100%;
    order: 3;
  }

  .nav-list {
    gap: 0 2px;
  }

  .header-tools {
    margin-left: auto;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    padding-top: 32px;
  }

  .hero-text h1 {
    max-width: none;
  }

  .page-layout {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 28px;
  }

  .service-item-body {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .timeline-list,
  .timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (max-width: 768px) {
  .header-inner {
    gap: 12px;
    padding: 10px 16px;
  }

  .site-nav {
    order: 4;
    flex-basis: 100%;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 8px 0 4px;
    border-top: 1px solid var(--mist);
  }

  .nav-list.is-open {
    display: flex;
  }

  .nav-link {
    padding: 0 12px;
    border-bottom: none;
    border-radius: 6px;
    font-size: 15px;
  }

  .nav-link.is-current {
    background-color: #EAF6F3;
    border-bottom: none;
  }

  .nav-toggle {
    display: flex;
  }

  .tool-link,
  .site-version {
    display: none;
  }

  .inner-main {
    padding: 18px 16px 44px;
  }

  .page-title,
  .hero-text h1,
  .error-panel h1 {
    font-size: 26px;
    line-height: 1.3;
  }

  .page-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .hero-inner {
    padding: 26px 16px 32px;
  }

  .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .hero-fact {
    padding: 8px 10px;
  }

  .section-inner {
    padding: 32px 16px;
  }

  .home-main .page-layout {
    padding: 32px 16px 44px;
  }

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

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

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

  .delivery-columns {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

  .scenario-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
    padding: 14px 0;
  }

  .module-diagram {
    flex-direction: column;
    gap: 6px;
  }

  .diagram-arrow {
    flex: 0 0 auto;
    height: 20px;
    transform: rotate(90deg);
  }

  .service-item-body {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

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

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

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

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

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

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

  .step-item::after {
    content: "↓";
    right: auto;
    left: 50%;
    top: auto;
    bottom: -14px;
    transform: translateX(-50%);
  }

  .error-route-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
    padding: 32px 16px 22px;
  }

  .footer-bottom {
    padding: 14px 16px 24px;
    flex-direction: column;
    gap: 4px;
  }

  .info-table,
  .data-table {
    font-size: 13px;
  }

  .info-table th,
  .info-table td,
  .data-table th,
  .data-table td {
    padding: 8px 8px;
  }

  .table-wrap {
    margin: 0;
    padding: 0;
  }
}

@media (max-width: 480px) {
  .header-inner {
    padding: 10px 12px;
  }

  .brand-name {
    font-size: 17px;
  }

  .brand-slogan {
    font-size: 11px;
  }

  .inner-main {
    padding: 16px 14px 40px;
  }

  .hero-inner {
    padding: 22px 14px 28px;
  }

  .section-inner {
    padding: 28px 14px;
  }

  .home-main .page-layout {
    padding: 28px 14px 40px;
  }

  .hero-actions,
  .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn,
  .cta-actions .btn {
    width: 100%;
  }

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

  .cta-band {
    padding: 18px;
  }

  .error-main {
    padding: 40px 14px 48px;
  }

  .footer-inner {
    padding: 26px 14px 20px;
  }

  .footer-bottom {
    padding: 12px 14px 22px;
  }

  .page-title,
  .hero-text h1,
  .error-panel h1 {
    font-size: 24px;
  }

  .section-title,
  .section-head h2 {
    font-size: 19px;
  }

  .info-table,
  .data-table {
    font-size: 12.5px;
  }

  .info-table th,
  .info-table td,
  .data-table th,
  .data-table td {
    padding: 7px 6px;
    overflow-wrap: anywhere;
  }
}

/* 程序验收反馈：移动端防溢出 */
@media (max-width: 768px) {
  .site-main,
  .site-main * {
    min-width: 0;
    max-width: 100%;
  }

  .site-main :is(h1, h2, h3, h4, p, a, span) {
    overflow-wrap: anywhere;
  }
}