:root {
  --ink: #13201d;
  --muted: #5e6f6b;
  --accent: #0f766e;
  --blue: #2563eb;
  --soft: #eef8f5;
  --line: #dfe9e5;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* tuluo.net independent skin */
:root {
  --ink: #111418;
  --muted: #68717d;
  --accent: #008f7a;
  --blue: #3454d1;
  --soft: #f3f6ee;
  --line: #cfd6dc;
}

body {
  background:
    linear-gradient(90deg, rgba(207, 214, 220, 0.38) 1px, transparent 1px),
    linear-gradient(rgba(207, 214, 220, 0.32) 1px, transparent 1px),
    #f8faf7;
  background-size: 44px 44px;
}

.site-header {
  min-height: 64px;
  border-bottom: 2px solid var(--ink);
  background: rgba(248, 250, 247, 0.96);
  box-shadow: 0 8px 0 rgba(17, 20, 24, 0.06);
}

.brand {
  min-width: 168px;
}

nav {
  gap: 6px;
}

nav a,
.header-cta {
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0;
}

nav a:hover {
  color: var(--ink);
  background: #e7f4da;
}

.header-cta,
.primary,
form button {
  border: 2px solid var(--ink);
  color: var(--ink);
  background: #d6f26b;
  box-shadow: 4px 4px 0 var(--ink);
}

.header-cta:hover,
.primary:hover,
form button:hover {
  color: #fff;
  background: var(--accent);
  box-shadow: 2px 2px 0 var(--ink);
}

.hero {
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 0.78fr);
  min-height: 560px;
}

.hero-copy {
  padding: 36px 0;
}

.eyebrow {
  color: #8a6200;
}

h1 {
  font-size: clamp(40px, 6vw, 68px);
  line-height: 1.02;
}

h2 {
  font-size: clamp(28px, 3.6vw, 42px);
}

.secondary,
.service-card,
.plan-card,
.case-card,
.keyword-grid article,
.contact-cards article,
details,
.blog-card,
.admin-panel {
  border: 2px solid var(--ink);
  border-radius: 2px;
  background: #fffef8;
  box-shadow: 6px 6px 0 rgba(17, 20, 24, 0.12);
}

.hero-visual {
  border: 2px solid var(--ink);
  border-radius: 2px;
  box-shadow: 10px 10px 0 rgba(0, 143, 122, 0.26);
  transform: rotate(1deg);
}

.trust-strip span {
  border: 2px solid var(--ink);
  border-radius: 2px;
  color: var(--ink);
  background: #eef7ff;
}

.section {
  border-top: 2px solid var(--ink);
}

.ad-band {
  border: 2px solid var(--ink);
  border-radius: 2px;
  background: #111418;
  color: #fff;
  box-shadow: 8px 8px 0 #d6f26b;
}

.ad-band p,
.ad-band .eyebrow {
  color: #d7dee7;
}

.module-grid span,
.article-keywords span,
.admin-stats span,
.admin-table td span {
  border: 1px solid var(--ink);
  border-radius: 2px;
  color: var(--ink);
  background: #e7f4da;
}

.contact-section {
  border: 2px solid var(--ink);
  border-radius: 2px;
  background: #f2f5ff;
  box-shadow: 8px 8px 0 rgba(17, 20, 24, 0.16);
}

input,
textarea,
select {
  border: 2px solid var(--ink);
  border-radius: 2px;
}

/* Final mobile compatibility overrides */
@media (max-width: 760px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  body {
    background-size: 28px 28px;
  }

  .site-header {
    position: static;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
    min-height: auto;
    padding: 12px 14px;
  }

  .brand,
  .brand img {
    max-width: 150px;
  }

  nav {
    display: flex;
    width: 100%;
    max-width: 100%;
    gap: 6px;
    overflow-x: auto;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }

  nav a {
    flex: 0 0 auto;
    min-height: 34px;
    padding: 8px 9px;
    font-size: 12px;
    white-space: nowrap;
  }

  .header-cta {
    position: static;
    width: 100%;
    min-height: 42px;
    padding: 10px 12px;
  }

  .hero,
  .ad-band,
  .split,
  .article-layout,
  .contact-section,
  footer {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero,
  .section,
  .ad-band,
  .contact-section,
  .trust-strip,
  .blog-hero,
  .blog-list,
  .pagination,
  .article-page,
  footer,
  .admin-wrap {
    width: min(100% - 24px, 1180px);
  }

  .hero {
    gap: 24px;
    min-height: auto;
    padding: 34px 0 28px;
  }

  .hero-copy {
    padding: 0;
  }

  h1 {
    font-size: 36px;
    line-height: 1.08;
    overflow-wrap: anywhere;
  }

  h2 {
    font-size: 27px;
    line-height: 1.14;
  }

  h3 {
    font-size: 19px;
  }

  .hero-copy > p:not(.eyebrow),
  .blog-hero p:not(.eyebrow),
  .article-summary {
    font-size: 16px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 10px;
    margin-top: 22px;
  }

  .primary,
  .secondary,
  form button {
    width: 100%;
    min-height: 44px;
  }

  .hero-visual,
  .hero-visual img,
  .ad-band img,
  .case-card img,
  .article-cover,
  .article-inline-image img {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .hero-visual {
    justify-self: stretch;
    transform: none;
    box-shadow: 5px 5px 0 rgba(0, 143, 122, 0.22);
  }

  .trust-strip,
  .service-grid,
  .plan-grid,
  .case-grid,
  .module-grid,
  .keyword-grid,
  .internal-link-grid,
  .blog-list,
  .contact-cards {
    grid-template-columns: minmax(0, 1fr);
  }

  .section {
    padding: 44px 0;
  }

  .ad-band,
  .contact-section {
    padding: 20px;
    box-shadow: 4px 4px 0 rgba(17, 20, 24, 0.14);
  }

  .service-card,
  .plan-card,
  .case-card,
  .keyword-grid article,
  .contact-cards article,
  details,
  .blog-card,
  .admin-panel {
    box-shadow: 4px 4px 0 rgba(17, 20, 24, 0.1);
  }

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

  .blog-card img {
    aspect-ratio: 16 / 9;
  }

  .article-header h1 {
    font-size: 34px;
  }

  .article-page {
    padding: 34px 0;
  }

  .article-main section,
  .geo-answer,
  .article-keywords {
    padding: 18px;
  }

  .article-main p,
  .article-keywords,
  .geo-answer p {
    overflow-wrap: anywhere;
  }

  .article-aside {
    position: static;
  }

  .contact-section form,
  .admin-form {
    min-width: 0;
  }

  input,
  textarea,
  select {
    width: 100%;
    min-width: 0;
  }

  .admin-panel {
    overflow-x: auto;
  }

  .admin-table {
    min-width: 640px;
  }

  .admin-nav {
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .admin-nav a,
  .admin-nav strong {
    flex: 0 0 auto;
  }
}

@media (max-width: 420px) {
  h1,
  .article-header h1 {
    font-size: 31px;
  }

  h2 {
    font-size: 24px;
  }

  .hero,
  .section,
  .ad-band,
  .contact-section,
  .trust-strip,
  .blog-hero,
  .blog-list,
  .pagination,
  .article-page,
  footer,
  .admin-wrap {
    width: min(100% - 18px, 1180px);
  }
}

/* Final mobile compatibility overrides. Keep at true EOF. */
@media (max-width: 760px) {
  .hero {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) !important;
  }

  .hero-visual,
  .hero-visual img {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
  }

  .hero-visual {
    justify-self: stretch !important;
    transform: none !important;
  }

  .site-header,
  .contact-section,
  .split,
  .article-layout,
  .footer-grid {
    grid-template-columns: minmax(0, 1fr) !important;
  }
}

/* Final mobile compatibility overrides. Keep at true EOF. */
@media (max-width: 760px) {
  .hero {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) !important;
  }

  .hero-visual,
  .hero-visual img {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
  }

  .hero-visual {
    justify-self: stretch !important;
    transform: none !important;
  }

  .site-header,
  .contact-section,
  .split,
  .article-layout,
  .footer-grid {
    grid-template-columns: minmax(0, 1fr) !important;
  }
}

/* Final mobile compatibility overrides. Keep this block at EOF so later desktop
   presentation rules cannot widen the mobile viewport. */
@media (max-width: 760px) {
  .hero {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) !important;
  }

  .hero-visual,
  .hero-visual img {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
  }

  .hero-visual {
    justify-self: stretch !important;
    transform: none !important;
  }

  .site-header,
  .contact-section,
  .split,
  .article-layout,
  .footer-grid {
    grid-template-columns: minmax(0, 1fr) !important;
  }
}

/* Final mobile compatibility overrides */
@media (max-width: 760px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  body {
    background-size: 28px 28px;
  }

  .site-header {
    position: static;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
    min-height: auto;
    padding: 12px 14px;
  }

  .brand,
  .brand img {
    max-width: 150px;
  }

  nav {
    display: flex;
    width: 100%;
    max-width: 100%;
    gap: 6px;
    overflow-x: auto;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }

  nav a {
    flex: 0 0 auto;
    min-height: 34px;
    padding: 8px 9px;
    font-size: 12px;
    white-space: nowrap;
  }

  .header-cta {
    position: static;
    width: 100%;
    min-height: 42px;
    padding: 10px 12px;
  }

  .hero,
  .ad-band,
  .split,
  .article-layout,
  .contact-section,
  footer {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero,
  .section,
  .ad-band,
  .contact-section,
  .trust-strip,
  .blog-hero,
  .blog-list,
  .pagination,
  .article-page,
  footer,
  .admin-wrap {
    width: min(100% - 24px, 1180px);
  }

  .hero {
    gap: 24px;
    min-height: auto;
    padding: 34px 0 28px;
  }

  .hero-copy {
    padding: 0;
  }

  h1 {
    font-size: 36px;
    line-height: 1.08;
    overflow-wrap: anywhere;
  }

  h2 {
    font-size: 27px;
    line-height: 1.14;
  }

  h3 {
    font-size: 19px;
  }

  .hero-copy > p:not(.eyebrow),
  .blog-hero p:not(.eyebrow),
  .article-summary {
    font-size: 16px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 10px;
    margin-top: 22px;
  }

  .primary,
  .secondary,
  form button {
    width: 100%;
    min-height: 44px;
  }

  .hero-visual,
  .hero-visual img,
  .ad-band img,
  .case-card img,
  .article-cover,
  .article-inline-image img {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .hero-visual {
    justify-self: stretch;
    transform: none;
    box-shadow: 5px 5px 0 rgba(0, 143, 122, 0.22);
  }

  .trust-strip,
  .service-grid,
  .plan-grid,
  .case-grid,
  .module-grid,
  .keyword-grid,
  .internal-link-grid,
  .blog-list,
  .contact-cards {
    grid-template-columns: minmax(0, 1fr);
  }

  .section {
    padding: 44px 0;
  }

  .ad-band,
  .contact-section {
    padding: 20px;
    box-shadow: 4px 4px 0 rgba(17, 20, 24, 0.14);
  }

  .service-card,
  .plan-card,
  .case-card,
  .keyword-grid article,
  .contact-cards article,
  details,
  .blog-card,
  .admin-panel {
    box-shadow: 4px 4px 0 rgba(17, 20, 24, 0.1);
  }

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

  .blog-card img {
    aspect-ratio: 16 / 9;
  }

  .article-header h1 {
    font-size: 34px;
  }

  .article-page {
    padding: 34px 0;
  }

  .article-main section,
  .geo-answer,
  .article-keywords {
    padding: 18px;
  }

  .article-main p,
  .article-keywords,
  .geo-answer p {
    overflow-wrap: anywhere;
  }

  .article-aside {
    position: static;
  }

  .contact-section form,
  .admin-form {
    min-width: 0;
  }

  input,
  textarea,
  select {
    width: 100%;
    min-width: 0;
  }

  .admin-panel {
    overflow-x: auto;
  }

  .admin-table {
    min-width: 640px;
  }

  .admin-nav {
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .admin-nav a,
  .admin-nav strong {
    flex: 0 0 auto;
  }
}

@media (max-width: 420px) {
  h1,
  .article-header h1 {
    font-size: 31px;
  }

  h2 {
    font-size: 24px;
  }

  .hero,
  .section,
  .ad-band,
  .contact-section,
  .trust-strip,
  .blog-hero,
  .blog-list,
  .pagination,
  .article-page,
  footer,
  .admin-wrap {
    width: min(100% - 18px, 1180px);
  }
}

@media (max-width: 940px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    transform: none;
  }
}

/* Mobile compatibility hardening */
@media (max-width: 760px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  body {
    background-size: 28px 28px;
  }

  .site-header {
    position: static;
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    min-height: auto;
    padding: 12px 14px;
  }

  .brand,
  .brand img {
    max-width: 150px;
  }

  nav {
    display: flex;
    width: 100%;
    max-width: 100%;
    gap: 6px;
    overflow-x: auto;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }

  nav a {
    flex: 0 0 auto;
    min-height: 34px;
    padding: 8px 9px;
    font-size: 12px;
    white-space: nowrap;
  }

  .header-cta {
    position: static;
    width: 100%;
    min-height: 42px;
    padding: 10px 12px;
  }

  .hero,
  .ad-band,
  .split,
  .article-layout,
  .contact-section,
  footer {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero,
  .section,
  .ad-band,
  .contact-section,
  .trust-strip,
  .blog-hero,
  .blog-list,
  .pagination,
  .article-page,
  footer,
  .admin-wrap {
    width: min(100% - 24px, 1180px);
  }

  .hero {
    gap: 24px;
    min-height: auto;
    padding: 34px 0 28px;
  }

  .hero-copy {
    padding: 0;
  }

  h1 {
    font-size: 36px;
    line-height: 1.08;
    overflow-wrap: anywhere;
  }

  h2 {
    font-size: 27px;
    line-height: 1.14;
  }

  h3 {
    font-size: 19px;
  }

  .hero-copy > p:not(.eyebrow),
  .blog-hero p:not(.eyebrow),
  .article-summary {
    font-size: 16px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 10px;
    margin-top: 22px;
  }

  .primary,
  .secondary,
  form button {
    width: 100%;
    min-height: 44px;
  }

  .hero-visual {
    transform: none;
    box-shadow: 5px 5px 0 rgba(0, 143, 122, 0.22);
  }

  .trust-strip,
  .service-grid,
  .plan-grid,
  .case-grid,
  .module-grid,
  .keyword-grid,
  .internal-link-grid,
  .blog-list,
  .contact-cards {
    grid-template-columns: minmax(0, 1fr);
  }

  .section {
    padding: 44px 0;
  }

  .ad-band,
  .contact-section {
    padding: 20px;
    box-shadow: 4px 4px 0 rgba(17, 20, 24, 0.14);
  }

  .service-card,
  .plan-card,
  .case-card,
  .keyword-grid article,
  .contact-cards article,
  details,
  .blog-card,
  .admin-panel {
    box-shadow: 4px 4px 0 rgba(17, 20, 24, 0.1);
  }

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

  .blog-card img {
    aspect-ratio: 16 / 9;
  }

  .article-header h1 {
    font-size: 34px;
  }

  .article-page {
    padding: 34px 0;
  }

  .article-main section,
  .geo-answer,
  .article-keywords {
    padding: 18px;
  }

  .article-main p,
  .article-keywords,
  .geo-answer p {
    overflow-wrap: anywhere;
  }

  .article-aside {
    position: static;
  }

  .contact-section form,
  .admin-form {
    min-width: 0;
  }

  input,
  textarea,
  select {
    width: 100%;
    min-width: 0;
  }

  .admin-panel {
    overflow-x: auto;
  }

  .admin-table {
    min-width: 640px;
  }

  .admin-nav {
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .admin-nav a,
  .admin-nav strong {
    flex: 0 0 auto;
  }
}

@media (max-width: 420px) {
  h1,
  .article-header h1 {
    font-size: 31px;
  }

  h2 {
    font-size: 24px;
  }

  .hero,
  .section,
  .ad-band,
  .contact-section,
  .trust-strip,
  .blog-hero,
  .blog-list,
  .pagination,
  .article-page,
  footer,
  .admin-wrap {
    width: min(100% - 18px, 1180px);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: #fbfcfb;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 26px;
  min-height: 76px;
  padding: 14px max(23px, calc((100% - 1180px) / 2 + 5px));
  border-bottom: 1px solid var(--line);
  background: rgba(251, 252, 251, 0.94);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: center;
  min-width: 190px;
}

.brand img {
  display: block;
  width: 153px;
  height: 50px;
  object-fit: contain;
}

nav {
  display: flex;
  flex: 1;
  gap: 16px;
}

nav a,
.header-cta {
  min-height: 38px;
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

nav a:hover {
  color: var(--accent);
  background: var(--soft);
}

.header-cta {
  color: #fff;
  background: var(--ink);
  transition: background-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.header-cta:hover {
  background: var(--blue);
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.24);
  transform: translateY(-1px);
}

.hero,
.section,
.ad-band,
.contact-section,
.trust-strip,
.blog-hero,
.blog-list,
.pagination {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 520px);
  gap: 46px;
  align-items: center;
  min-height: 610px;
  padding: 62px 0 44px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 850;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  letter-spacing: 0;
}

h1 {
  margin: 0;
  max-width: 850px;
  font-size: clamp(42px, 7vw, 78px);
  line-height: 0.98;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.08;
}

h3 {
  margin: 0;
  font-size: 22px;
}

.hero-copy > p:not(.eyebrow),
.muted,
.service-card p,
.plan-card p,
.case-card p,
.contact-section p,
details p,
.ad-band p {
  color: var(--muted);
  line-height: 1.68;
}

.hero-copy > p:not(.eyebrow) {
  max-width: 720px;
  font-size: 19px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.primary,
.secondary,
form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 0;
  border-radius: 8px;
  padding: 13px 18px;
  font-weight: 850;
  cursor: pointer;
}

.primary,
form button {
  color: #fff;
  background: var(--accent);
  transition: background-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.primary:hover,
form button:hover {
  background: var(--blue);
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.24);
  transform: translateY(-1px);
}

.secondary {
  border: 1px solid var(--line);
  background: #fff;
}

.hero-visual img,
.ad-band img,
.case-card img {
  display: block;
  width: 100%;
  height: auto;
}

.hero-visual {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 24px 56px rgba(15, 118, 110, 0.16);
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  padding-bottom: 42px;
}

.trust-strip span {
  min-height: 52px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 15px 12px;
  text-align: center;
  color: var(--accent);
  background: #fff;
  font-weight: 800;
}

.section {
  padding: 68px 0;
  border-top: 1px solid var(--line);
}

.section-head {
  max-width: 760px;
  margin-bottom: 28px;
}

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

.service-card,
.plan-card,
.case-card,
details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.service-card,
.plan-card {
  min-height: 310px;
  padding: 24px;
}

.service-card ul,
.plan-card ul {
  display: grid;
  gap: 9px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.service-card li,
.plan-card li {
  color: var(--ink);
  font-weight: 750;
}

.service-card li::before,
.plan-card li::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 9px;
  border-radius: 50%;
  background: var(--accent);
}

.ad-band {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: 32px;
  align-items: center;
  margin-top: 18px;
  margin-bottom: 18px;
  padding: 28px;
  border-radius: 8px;
  color: #fff;
  background: #10201c;
}

.ad-band p,
.ad-band .eyebrow {
  color: #d8fff5;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1.15fr);
  gap: 40px;
}

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

.module-grid span,
.keyword-grid article {
  min-height: 58px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: #fff;
}

.module-grid span {
  font-weight: 800;
}

.keyword-grid {
  display: grid;
  gap: 12px;
}

.keyword-grid h3 {
  font-size: 18px;
}

.keyword-grid p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.62;
}

.plan-card span,
.case-card span {
  display: block;
  margin-bottom: 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 850;
}

.case-card {
  overflow: hidden;
}

.case-card img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--soft);
}

.blog-hero {
  padding: 72px 0 38px;
}

.blog-hero h1 {
  max-width: 820px;
}

.blog-hero p:not(.eyebrow) {
  max-width: 720px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.68;
}

.blog-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding-bottom: 34px;
}

.blog-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.blog-card:hover {
  border-color: var(--accent);
  box-shadow: 0 14px 28px rgba(15, 118, 110, 0.12);
  transform: translateY(-2px);
}

.blog-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--soft);
}

.blog-card div {
  padding: 20px 22px 24px;
}

.blog-card span {
  display: block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 850;
}

.blog-card h2 {
  margin: 0;
  font-size: 21px;
  line-height: 1.25;
}

.blog-card p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.62;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 10px 0 72px;
}

.pagination a,
.pagination span,
.pagination strong {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 16px;
  background: #fff;
  font-size: 14px;
}

.pagination a {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
  font-weight: 850;
}

.pagination span {
  color: #9aa8a4;
}

.article-page {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 72px 0 86px;
}

.article-header {
  max-width: 920px;
}

.article-page h1 {
  font-size: clamp(38px, 6vw, 62px);
}

.article-summary,
.article-page section p,
.geo-answer p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.78;
}

.article-cover {
  display: block;
  width: 100%;
  margin: 0 0 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 40px;
  align-items: start;
  margin-top: 30px;
}

.article-main {
  min-width: 0;
}

.article-aside {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 14px;
}

.geo-answer {
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: 22px;
  background: #eff6ff;
}

.geo-answer strong {
  display: block;
  color: var(--blue);
}

.article-page section {
  margin-top: 34px;
}

.article-page section h2 {
  font-size: 28px;
}

.article-inline-image {
  margin: 32px 0 36px;
}

.article-inline-image img {
  display: block;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.article-inline-image figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.article-inline-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin: 28px 0 36px;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: 16px 18px;
  background: #eff6ff;
}

.article-inline-link span {
  color: var(--blue);
  font-size: 13px;
  font-weight: 850;
}

.article-inline-link a {
  color: #fff;
  border-radius: 8px;
  padding: 10px 14px;
  background: var(--blue);
  font-weight: 850;
  transition: background-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.article-inline-link a:hover {
  background: var(--accent);
  box-shadow: 0 10px 20px rgba(15, 118, 110, 0.18);
  transform: translateY(-1px);
}

.article-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: #fff;
}

.article-keywords strong {
  flex-basis: 100%;
}

.article-keywords span {
  border-radius: 999px;
  padding: 7px 10px;
  color: var(--blue);
  background: #eff6ff;
  font-size: 13px;
  font-weight: 800;
}

.article-keywords a {
  display: block;
  flex-basis: 100%;
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--blue);
  background: #eff6ff;
  font-size: 14px;
  font-weight: 800;
}

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

.internal-link-grid a {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px 18px;
  color: var(--blue);
  background: #fff;
  font-weight: 850;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.internal-link-grid a:hover,
.article-keywords a:hover {
  border-color: var(--blue);
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.12);
  transform: translateY(-1px);
}

.case-card span,
.case-card h3,
.case-card p {
  margin-left: 22px;
  margin-right: 22px;
}

.case-card span {
  margin-top: 20px;
}

.case-card p {
  margin-bottom: 24px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

details {
  padding: 18px 20px;
}

summary {
  cursor: pointer;
  font-weight: 850;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1.15fr);
  gap: 40px;
  margin-bottom: 72px;
  padding: 42px 0;
  border-radius: 8px;
  background: var(--soft);
  box-shadow: 0 0 0 100vmax var(--soft);
  clip-path: inset(0 -100vmax);
}

form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid #d3dfdc;
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--ink);
  font: inherit;
  background: #fff;
}

.form-success {
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--blue);
  background: #eff6ff;
  font-weight: 850;
}

footer {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1.15fr);
  gap: 40px;
  padding: 34px max(18px, calc((100% - 1180px) / 2));
  border-top: 1px solid var(--line);
  color: var(--muted);
}

footer strong {
  color: var(--ink);
}

.footer-info {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.footer-info a {
  color: var(--muted);
  font-weight: 750;
}

.footer-info a:hover {
  color: #2563eb;
}

.footer-info b {
  margin: 0 8px;
  color: #9aa8a4;
}

.contact-meta {
  display: grid;
  gap: 8px;
  margin-top: 22px;
  color: var(--muted);
  font-weight: 750;
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.contact-cards article {
  display: grid;
  gap: 8px;
  align-content: start;
  min-height: 116px;
  padding: 16px;
  border: 1px solid #d3dfdc;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
}

.contact-cards article:last-child {
  grid-column: 1 / -1;
}

.contact-cards strong {
  color: var(--ink);
  font-size: 15px;
}

.contact-cards a {
  color: #2563eb;
  font-weight: 850;
  word-break: break-word;
}

.contact-cards img {
  width: 128px;
  aspect-ratio: 1;
  border: 8px solid #fff;
  border-radius: 8px;
  object-fit: contain;
  background: #fff;
  box-shadow: 0 10px 24px rgba(19, 32, 29, 0.08);
}

.admin-body {
  background: #f8fafc;
}

.admin-wrap {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 28px 0 70px;
}

.admin-login-wrap {
  display: grid;
  place-items: center;
  min-height: 100vh;
}

.admin-login-panel {
  width: min(460px, 100%);
}

.admin-error {
  border: 1px solid #fecaca;
  border-radius: 8px;
  padding: 12px 14px;
  color: #991b1b;
  background: #fef2f2;
  font-weight: 800;
}

.admin-nav {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fff;
}

.admin-nav strong {
  margin-right: auto;
}

.admin-nav a {
  color: var(--blue);
  font-weight: 850;
}

.admin-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 26px;
  background: #fff;
}

.admin-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.admin-head h1,
.admin-panel h1 {
  font-size: 36px;
}

.admin-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.admin-stats span,
.admin-table td span {
  border-radius: 999px;
  padding: 7px 10px;
  color: var(--blue);
  background: #eff6ff;
  font-size: 13px;
  font-weight: 800;
}

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

.admin-table th,
.admin-table td {
  border-top: 1px solid var(--line);
  padding: 14px 10px;
  text-align: left;
  vertical-align: top;
}

.admin-table small {
  display: block;
  margin-top: 5px;
  color: var(--muted);
}

.admin-table a {
  color: var(--blue);
  font-weight: 850;
}

.inquiry-table td:nth-child(3) {
  max-width: 420px;
  color: var(--muted);
  line-height: 1.65;
}

.admin-pagination {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 22px;
}

.admin-pagination a,
.admin-pagination span,
.admin-pagination strong {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 14px;
  background: #fff;
  font-size: 14px;
  font-weight: 850;
}

.admin-pagination a {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.admin-pagination a:hover {
  border-color: var(--accent);
  background: var(--accent);
}

.admin-pagination span {
  color: #9aa8a4;
}

.admin-form {
  display: grid;
  max-width: 860px;
  gap: 16px;
  margin-top: 22px;
}

.admin-form select {
  min-height: 46px;
  border: 1px solid #d3dfdc;
  border-radius: 8px;
  padding: 12px 14px;
  font: inherit;
  background: #fff;
}

@media (max-width: 940px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    padding: 14px clamp(18px, 4vw, 58px);
  }

  nav {
    width: 100%;
    overflow-x: auto;
  }

  .header-cta {
    position: absolute;
    top: 18px;
    right: 18px;
  }

  .hero,
  .ad-band,
  .split,
  .article-layout,
  .contact-section,
  footer {
    grid-template-columns: 1fr;
  }

  .footer-info {
    justify-items: start;
  }

  .article-aside {
    position: static;
  }

  .trust-strip,
  .service-grid,
  .plan-grid,
  .case-grid,
  .blog-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .brand {
    min-width: 0;
    max-width: calc(100% - 110px);
  }

  h1 {
    font-size: 40px;
  }

  .trust-strip,
  .service-grid,
  .plan-grid,
  .case-grid,
  .module-grid,
  .keyword-grid,
  .internal-link-grid,
  .blog-list {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
  }

  .primary,
  .secondary {
    width: 100%;
  }

  .article-inline-link {
    align-items: flex-start;
    flex-direction: column;
  }

  .contact-section,
  .ad-band {
    padding: 22px;
  }

  .contact-cards {
    grid-template-columns: 1fr;
  }

  .contact-cards article:last-child {
    grid-column: auto;
  }
}

/* tuluo.net final overrides */
:root {
  --ink: #111418;
  --muted: #68717d;
  --accent: #008f7a;
  --blue: #3454d1;
  --soft: #f3f6ee;
  --line: #cfd6dc;
}

body {
  background:
    linear-gradient(90deg, rgba(207, 214, 220, 0.38) 1px, transparent 1px),
    linear-gradient(rgba(207, 214, 220, 0.32) 1px, transparent 1px),
    #f8faf7;
  background-size: 44px 44px;
}

.site-header {
  min-height: 64px;
  border-bottom: 2px solid var(--ink);
  background: rgba(248, 250, 247, 0.96);
  box-shadow: 0 8px 0 rgba(17, 20, 24, 0.06);
}

nav {
  gap: 6px;
}

nav a,
.header-cta {
  border-radius: 2px;
  text-transform: uppercase;
}

.header-cta,
.primary,
form button {
  border: 2px solid var(--ink);
  color: var(--ink);
  background: #d6f26b;
  box-shadow: 4px 4px 0 var(--ink);
}

.header-cta:hover,
.primary:hover,
form button:hover {
  color: #fff;
  background: var(--accent);
  box-shadow: 2px 2px 0 var(--ink);
}

.hero {
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 0.78fr);
  min-height: 560px;
}

h1 {
  font-size: clamp(40px, 6vw, 68px);
  line-height: 1.02;
}

.secondary,
.service-card,
.plan-card,
.case-card,
.keyword-grid article,
.contact-cards article,
details,
.blog-card,
.admin-panel {
  border: 2px solid var(--ink);
  border-radius: 2px;
  background: #fffef8;
  box-shadow: 6px 6px 0 rgba(17, 20, 24, 0.12);
}

.hero-visual {
  border: 2px solid var(--ink);
  border-radius: 2px;
  box-shadow: 10px 10px 0 rgba(0, 143, 122, 0.26);
  transform: rotate(1deg);
}

.trust-strip span {
  border: 2px solid var(--ink);
  border-radius: 2px;
  color: var(--ink);
  background: #eef7ff;
}

.section {
  border-top: 2px solid var(--ink);
}

.ad-band {
  border: 2px solid var(--ink);
  border-radius: 2px;
  background: #111418;
  color: #fff;
  box-shadow: 8px 8px 0 #d6f26b;
}

.ad-band p,
.ad-band .eyebrow {
  color: #d7dee7;
}

.module-grid span,
.article-keywords span,
.admin-stats span,
.admin-table td span {
  border: 1px solid var(--ink);
  border-radius: 2px;
  color: var(--ink);
  background: #e7f4da;
}

.contact-section {
  border: 2px solid var(--ink);
  border-radius: 2px;
  background: #f2f5ff;
  box-shadow: 8px 8px 0 rgba(17, 20, 24, 0.16);
}

input,
textarea,
select {
  border: 2px solid var(--ink);
  border-radius: 2px;
}

/* Final mobile compatibility overrides - keep at EOF */
@media (max-width: 760px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  body {
    background-size: 28px 28px;
  }

  .site-header {
    position: static;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
    min-height: auto;
    padding: 12px 14px;
  }

  .brand,
  .brand img {
    max-width: 150px;
  }

  nav {
    display: flex;
    width: 100%;
    max-width: 100%;
    gap: 6px;
    overflow-x: auto;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }

  nav a {
    flex: 0 0 auto;
    min-height: 34px;
    padding: 8px 9px;
    font-size: 12px;
    white-space: nowrap;
  }

  .header-cta {
    position: static;
    width: 100%;
    min-height: 42px;
    padding: 10px 12px;
  }

  .hero,
  .ad-band,
  .split,
  .article-layout,
  .contact-section,
  footer {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero,
  .section,
  .ad-band,
  .contact-section,
  .trust-strip,
  .blog-hero,
  .blog-list,
  .pagination,
  .article-page,
  footer,
  .admin-wrap {
    width: min(100% - 24px, 1180px);
  }

  .hero {
    gap: 24px;
    min-height: auto;
    padding: 34px 0 28px;
  }

  .hero-copy {
    padding: 0;
  }

  h1 {
    font-size: 36px;
    line-height: 1.08;
    overflow-wrap: anywhere;
  }

  h2 {
    font-size: 27px;
    line-height: 1.14;
  }

  h3 {
    font-size: 19px;
  }

  .hero-copy > p:not(.eyebrow),
  .blog-hero p:not(.eyebrow),
  .article-summary {
    font-size: 16px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 10px;
    margin-top: 22px;
  }

  .primary,
  .secondary,
  form button {
    width: 100%;
    min-height: 44px;
  }

  .hero-visual,
  .hero-visual img,
  .ad-band img,
  .case-card img,
  .article-cover,
  .article-inline-image img {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .hero-visual {
    justify-self: stretch;
    transform: none;
    box-shadow: 5px 5px 0 rgba(0, 143, 122, 0.22);
  }

  .trust-strip,
  .service-grid,
  .plan-grid,
  .case-grid,
  .module-grid,
  .keyword-grid,
  .internal-link-grid,
  .blog-list,
  .contact-cards {
    grid-template-columns: minmax(0, 1fr);
  }

  .section {
    padding: 44px 0;
  }

  .ad-band,
  .contact-section {
    padding: 20px;
    box-shadow: 4px 4px 0 rgba(17, 20, 24, 0.14);
  }

  .service-card,
  .plan-card,
  .case-card,
  .keyword-grid article,
  .contact-cards article,
  details,
  .blog-card,
  .admin-panel {
    box-shadow: 4px 4px 0 rgba(17, 20, 24, 0.1);
  }

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

  .blog-card img {
    aspect-ratio: 16 / 9;
  }

  .article-header h1 {
    font-size: 34px;
  }

  .article-page {
    padding: 34px 0;
  }

  .article-main section,
  .geo-answer,
  .article-keywords {
    padding: 18px;
  }

  .article-main p,
  .article-keywords,
  .geo-answer p {
    overflow-wrap: anywhere;
  }

  .article-aside {
    position: static;
  }

  .contact-section form,
  .admin-form {
    min-width: 0;
  }

  input,
  textarea,
  select {
    width: 100%;
    min-width: 0;
  }

  .admin-panel {
    overflow-x: auto;
  }

  .admin-table {
    min-width: 640px;
  }

  .admin-nav {
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .admin-nav a,
  .admin-nav strong {
    flex: 0 0 auto;
  }
}

@media (max-width: 420px) {
  h1,
  .article-header h1 {
    font-size: 31px;
  }

  h2 {
    font-size: 24px;
  }

  .hero,
  .section,
  .ad-band,
  .contact-section,
  .trust-strip,
  .blog-hero,
  .blog-list,
  .pagination,
  .article-page,
  footer,
  .admin-wrap {
    width: min(100% - 18px, 1180px);
  }
}

/* Final mobile compatibility overrides. Keep at true EOF. */
@media (max-width: 760px) {
  .hero {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) !important;
  }

  .hero-visual,
  .hero-visual img {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
  }

  .hero-visual {
    justify-self: stretch !important;
    transform: none !important;
  }

  .site-header,
  .contact-section,
  .split,
  .article-layout,
  .footer-grid {
    grid-template-columns: minmax(0, 1fr) !important;
  }
}

/* Mobile typography overflow guard. Keep at true EOF. */
@media (max-width: 760px) {
  .hero-copy,
  .hero-copy > *,
  .article-header,
  .article-header > * {
    min-width: 0 !important;
    max-width: 100% !important;
  }

  h1,
  .hero-copy h1,
  .article-header h1,
  .blog-hero h1 {
    font-size: 30px !important;
    line-height: 1.16 !important;
    white-space: normal !important;
    overflow-wrap: anywhere !important;
    word-break: break-word !important;
  }

  h2,
  .section h2 {
    font-size: 24px !important;
    line-height: 1.22 !important;
    overflow-wrap: anywhere !important;
  }

  .hero-copy > p:not(.eyebrow),
  .article-main p,
  .blog-card p,
  .muted {
    max-width: 100% !important;
    overflow-wrap: anywhere !important;
    word-break: break-word !important;
  }
}

/* Narrow mobile headline guard. Keep at true EOF. */
@media (max-width: 760px) {
  .hero-copy {
    width: 100% !important;
    overflow: hidden !important;
  }

  h1,
  .hero-copy h1,
  .article-header h1,
  .blog-hero h1 {
    max-width: calc(100vw - 28px) !important;
    font-size: 26px !important;
    line-height: 1.22 !important;
    word-break: break-all !important;
    line-break: anywhere !important;
  }
}

/* Mobile box-model guard. Keep at true EOF. */
@media (max-width: 760px) {
  *,
  *::before,
  *::after {
    box-sizing: border-box !important;
  }

  .hero-copy {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }

  .hero-copy h1 {
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
    padding-right: 8px !important;
  }
}

/* Structured mobile hero title. Keep at true EOF. */
.hero-title-part,
.hero-title-sep {
  display: inline;
}

@media (max-width: 760px) {
  .hero-title {
    display: block !important;
    overflow: visible !important;
  }

  .hero-title-part {
    display: block !important;
    width: 100% !important;
  }

  .hero-title-sep {
    display: none !important;
  }
}