:root {
  --ink: #171a1a;
  --body: #303030;
  --muted: #5f6f7a;
  --blue: #132b3f;
  --line: #e1e2dd;
  --soft: #f7f7f4;
  --wash: #eef3f7;
  --paper: #ffffff;
  --action: #474747;
  --amber: #b8872e;
  --shadow: 0 24px 70px rgba(17, 19, 18, 0.12);
  --shadow-soft: 0 18px 50px rgba(19, 43, 63, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--body);
  background: var(--paper);
  font-family:
    "Inter", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial,
    sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

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

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.brand strong {
  font-size: 25px;
  font-weight: 900;
  line-height: 1;
}

.brand span {
  color: var(--muted);
  font-size: 12px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.2vw, 28px);
  color: var(--muted);
  font-size: 15px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
}

.btn-primary {
  color: #ffffff;
  background: var(--action);
}

.btn-green {
  color: #ffffff;
  background: var(--ink);
}

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

.hero .btn-ghost {
  border-color: rgba(255, 255, 255, 0.64);
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

.hero {
  padding: 82px 0 70px;
  color: #ffffff;
  background:
    linear-gradient(
      90deg,
      rgba(9, 11, 11, 0.94) 0%,
      rgba(9, 11, 11, 0.78) 48%,
      rgba(9, 11, 11, 0.46) 100%
    ),
    url("../assets/article-diagnosis-workbench.png") center / cover no-repeat;
}

.diagnosis-hero {
  background:
    linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.92) 0%,
      rgba(0, 0, 0, 0.72) 48%,
      rgba(0, 0, 0, 0.38) 100%
    ),
    url("../assets/article-diagnosis-workbench.png") center / cover no-repeat;
}

.breadcrumbs {
  margin: 0 0 24px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.kicker {
  margin: 0 0 12px;
  color: var(--amber);
  font-size: 15px;
  font-weight: 900;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 920px;
  margin-bottom: 22px;
  font-size: clamp(40px, 6.2vw, 64px);
  line-height: 1.08;
}

.hero-subtitle {
  max-width: 780px;
  margin-bottom: 18px;
  color: #ffffff;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 850;
  line-height: 1.28;
}

.lead {
  max-width: 760px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(17px, 2vw, 21px);
}

.case-note {
  max-width: 760px;
  margin: -18px 0 30px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.75;
}

.article-hero h1 {
  max-width: 760px;
  font-size: 40px;
  line-height: 1.18;
}

.article-hero .lead {
  max-width: 760px;
  font-size: 17px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.section {
  padding: 74px 0;
}

.section-soft {
  background: var(--soft);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.55fr);
  gap: 46px;
  align-items: end;
  margin-bottom: 34px;
}

.section-head .kicker {
  color: var(--blue);
}

h2 {
  margin-bottom: 0;
  font-size: 30px;
  line-height: 1.15;
}

.section-head p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 17px;
}

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

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.panel {
  min-height: 220px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 14px 38px rgba(17, 19, 18, 0.05);
}

.panel h3 {
  margin-bottom: 12px;
  font-size: 23px;
  line-height: 1.25;
}

.panel p,
.panel li {
  color: var(--muted);
}

.panel ul {
  margin: 18px 0 0;
  padding-left: 20px;
}

.article-card {
  display: flex;
  min-height: 260px;
  flex-direction: column;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  transition:
    border-color 160ms ease,
    transform 160ms ease,
    box-shadow 160ms ease;
}

.article-card:hover {
  transform: translateY(-2px);
  border-color: rgba(19, 43, 63, 0.46);
  box-shadow: 0 16px 42px rgba(17, 19, 18, 0.09);
}

.article-card time {
  margin-bottom: 22px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 900;
}

.article-card h3 {
  margin-bottom: 12px;
  font-size: 25px;
  line-height: 1.22;
}

.article-card p {
  color: var(--muted);
}

.article-card span {
  margin-top: auto;
  color: var(--blue);
  font-weight: 900;
}

.insight-feature {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(340px, 0.52fr);
  gap: 18px;
  align-items: stretch;
}

.featured-article {
  display: flex;
  min-height: 430px;
  flex-direction: column;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  color: #ffffff;
  background: var(--blue);
  box-shadow: var(--shadow-soft);
}

.featured-article time {
  margin-bottom: 22px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 14px;
  font-weight: 900;
}

.featured-article h3 {
  max-width: 720px;
  margin-bottom: 14px;
  font-size: 30px;
  line-height: 1.15;
}

.featured-article p {
  max-width: 760px;
  color: rgba(255, 255, 255, 0.76);
}

.featured-article ul {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.featured-article li {
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.86);
}

.featured-article span {
  margin-top: auto;
  padding-top: 30px;
  color: #ffffff;
  font-weight: 900;
}

.insight-diagnosis {
  display: flex;
  min-height: 430px;
  flex-direction: column;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 14px 38px rgba(17, 19, 18, 0.05);
}

.insight-diagnosis h3 {
  margin-bottom: 18px;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.22;
}

.insight-diagnosis ol {
  display: grid;
  gap: 14px;
  margin: 0 0 28px;
  padding-left: 20px;
  color: var(--muted);
}

.insight-diagnosis .btn {
  align-self: flex-start;
  margin-top: auto;
}

.topic-stack {
  display: grid;
  gap: 22px;
}

.topic-group {
  display: grid;
  grid-template-columns: minmax(220px, 0.34fr) minmax(0, 1fr);
  gap: 18px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.topic-label {
  padding: 4px 18px 0 0;
}

.topic-label h3 {
  margin-bottom: 12px;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.2;
}

.topic-label p:not(.kicker) {
  color: var(--muted);
}

.topic-articles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.article-card.compact {
  min-height: 240px;
  padding: 22px;
}

.article-card.compact h3 {
  font-size: 22px;
}

.article-card.compact time {
  margin-bottom: 18px;
}

.service-summary {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(320px, 0.54fr);
  gap: 18px;
  margin-top: -34px;
  position: relative;
  z-index: 2;
}

.summary-card {
  display: flex;
  min-height: 280px;
  flex-direction: column;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.summary-card.dark {
  color: #ffffff;
  background: var(--blue);
}

.summary-card h2,
.summary-card h3 {
  margin-bottom: 12px;
  color: inherit;
  font-size: 28px;
  line-height: 1.18;
}

.summary-card p {
  color: inherit;
  opacity: 0.78;
}

.summary-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: auto 0 0;
  padding: 26px 0 0;
  list-style: none;
}

.summary-points li {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 5px 10px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.08);
  font-size: 13px;
  font-weight: 800;
}

.summary-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.summary-list li {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.summary-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.summary-list strong {
  color: var(--ink);
}

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

.signal,
.faq-item,
.related-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 14px 38px rgba(17, 19, 18, 0.05);
}

.signal strong,
.faq-item h3,
.related-card h3 {
  display: block;
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.25;
}

.signal p,
.faq-item p,
.related-card p {
  margin-bottom: 0;
  color: var(--muted);
}

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

.diagnosis-card {
  display: flex;
  min-height: 330px;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 14px 38px rgba(17, 19, 18, 0.05);
}

.diagnosis-card .tag {
  align-self: flex-start;
  margin-bottom: 20px;
  padding: 5px 9px;
  border-radius: 7px;
  color: #ffffff;
  background: var(--blue);
  font-size: 12px;
  font-weight: 900;
}

.diagnosis-card h3 {
  margin-bottom: 12px;
  font-size: 23px;
  line-height: 1.22;
}

.diagnosis-card p {
  color: var(--muted);
}

.diagnosis-card ul {
  display: grid;
  gap: 8px;
  margin: auto 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  list-style: none;
}

.diagnosis-card li::before {
  content: "·";
  margin-right: 8px;
  color: var(--amber);
  font-weight: 900;
}

.diagnosis-next {
  display: inline-flex;
  align-self: flex-start;
  margin-top: 18px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 900;
}

.path-matrix {
  display: grid;
  grid-template-columns: minmax(220px, 0.38fr) minmax(0, 1fr);
  border: 1px solid var(--line);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.path-label {
  padding: 28px;
  color: #ffffff;
  background: var(--blue);
}

.path-label h3 {
  margin-bottom: 12px;
  font-size: 27px;
  line-height: 1.18;
}

.path-label p {
  color: rgba(255, 255, 255, 0.76);
}

.path-list {
  display: grid;
}

.path-row {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) 170px;
  gap: 20px;
  align-items: center;
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
}

.path-row:last-child {
  border-bottom: 0;
}

.path-row strong {
  color: var(--ink);
  font-size: 18px;
}

.path-row p {
  margin: 0;
  color: var(--muted);
}

.path-row span {
  color: var(--blue);
  font-size: 14px;
  font-weight: 900;
}

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

.ai-priority {
  padding-top: 58px;
}

.priority-diagnosis {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.74fr);
  gap: 18px;
}

.priority-panel {
  min-height: 390px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.priority-panel.dark {
  color: #ffffff;
  background: var(--blue);
}

.priority-panel .tag {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  margin-bottom: 18px;
  padding: 4px 9px;
  border-radius: 4px;
  color: #ffffff;
  background: var(--action);
  font-size: 12px;
  font-weight: 900;
}

.priority-panel.dark .tag {
  color: var(--blue);
  background: #ffffff;
}

.priority-panel h3 {
  max-width: 620px;
  margin-bottom: 22px;
  font-size: 24px;
  line-height: 1.22;
}

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

.priority-task-grid div {
  min-height: 112px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.priority-task-grid strong,
.priority-task-grid span {
  display: block;
}

.priority-task-grid strong {
  margin-bottom: 8px;
  font-size: 17px;
}

.priority-task-grid span {
  color: rgba(255, 255, 255, 0.74);
  font-size: 14px;
  line-height: 1.65;
}

.priority-checklist {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.priority-checklist li {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.priority-checklist li:first-child {
  padding-top: 0;
}

.priority-checklist li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.priority-checklist strong {
  color: var(--ink);
}

.priority-checklist span {
  color: var(--muted);
}

.priority-paths {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  gap: 12px;
  align-items: stretch;
  margin-top: 18px;
}

.priority-paths article {
  min-height: 142px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.priority-paths span {
  display: block;
  margin-bottom: 8px;
  color: var(--amber);
  font-size: 13px;
  font-weight: 900;
}

.priority-paths strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.25;
}

.priority-paths p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
}

.priority-paths .btn {
  align-self: stretch;
  min-width: 190px;
  padding: 0 20px;
  text-align: center;
}

.service-option {
  display: flex;
  min-height: 310px;
  flex-direction: column;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 14px 38px rgba(17, 19, 18, 0.05);
}

.service-option .tag {
  align-self: flex-start;
  margin-bottom: 22px;
  padding: 5px 9px;
  border-radius: 4px;
  color: #ffffff;
  background: var(--blue);
  font-size: 12px;
  font-weight: 900;
}

.service-option h3 {
  margin-bottom: 12px;
  font-size: 24px;
  line-height: 1.2;
}

.service-option p {
  color: var(--muted);
}

.service-option ul {
  margin: auto 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  list-style-position: inside;
}

.steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border: 1px solid var(--line);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.step {
  min-height: 220px;
  padding: 24px;
  border-right: 1px solid var(--line);
}

.step:last-child {
  border-right: 0;
}

.num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 28px;
  border-radius: 6px;
  color: #ffffff;
  background: var(--ink);
  font-weight: 900;
}

.deliverables {
  display: grid;
  grid-template-columns: 0.82fr 1fr;
  gap: 34px;
  align-items: start;
}

.deliverable-list {
  border-top: 1px solid var(--line);
}

.deliverable {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.deliverable strong {
  color: var(--blue);
}

.deliverable span {
  color: var(--muted);
}

.content-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 52px;
  align-items: start;
}

.article-body {
  max-width: 780px;
}

.article-body h2 {
  margin: 34px 0 12px;
  font-size: 18px;
  line-height: 1.55;
}

.article-body h3 {
  margin: 24px 0 10px;
  font-size: 18px;
  line-height: 1.55;
}

main .article-body > h2,
main .article-body > h3 {
  font-size: 18px !important;
  line-height: 1.55;
}

.article-body p,
.article-body li {
  color: #303030;
  font-size: 16px;
}

.article-body ul {
  padding-left: 22px;
}

.article-answer {
  margin: 28px 0 34px;
  padding: 22px;
  border: 1px solid rgba(19, 43, 63, 0.16);
  border-left: 4px solid var(--blue);
  border-radius: 8px;
  background: #f5f7f8;
}

.article-answer .answer-label {
  margin-bottom: 8px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 900;
}

.article-answer h2 {
  margin: 0 0 12px;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.55;
}

.article-answer ul {
  margin: 0 0 12px;
  padding-left: 20px;
}

.article-answer .answer-next {
  margin-bottom: 0;
  color: var(--muted);
}

.aside-box {
  position: sticky;
  top: 22px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.aside-box h3 {
  margin-bottom: 12px;
  font-size: 20px;
}

.aside-box p {
  color: var(--muted);
}

.aside-box .btn {
  width: 100%;
  margin-top: 10px;
}

.cta {
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(19, 43, 63, 0.86), rgba(23, 26, 26, 0.98)),
    var(--ink);
}

.cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 0.46fr);
  gap: 40px;
  align-items: center;
}

.cta p {
  color: rgba(255, 255, 255, 0.74);
  font-size: 18px;
}

.wecom-card {
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.qr-box {
  display: grid;
  place-items: center;
  width: min(100%, 220px);
  aspect-ratio: 1;
  margin: 20px 0 16px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  overflow: hidden;
  padding: 8px;
  background: #ffffff;
}

.qr-box img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 6px;
  object-fit: contain;
}

.contact-entry-list {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
}

.contact-entry {
  display: grid;
  grid-template-columns: minmax(0, 0.42fr) minmax(0, 1fr);
  gap: 14px;
  width: 100%;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.07);
  text-align: left;
  cursor: pointer;
}

.contact-entry strong {
  color: #ffffff;
  font-size: 15px;
}

.contact-entry span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  line-height: 1.5;
}

.contact-entry:hover {
  border-color: rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.1);
}

.note {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  padding: 6px 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  font-size: 13px;
  font-weight: 800;
}

.site-footer {
  padding: 34px 0;
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted);
  font-size: 14px;
}

.footer-beian {
  white-space: nowrap;
}

.footer-beian a {
  color: inherit;
  text-decoration: none;
}

.footer-beian a:hover {
  color: var(--ink);
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.footer-legal span:first-child {
  flex-basis: 100%;
}

@media (max-width: 980px) {
  .nav {
    height: auto;
    min-height: 72px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 12px;
    padding: 14px 0;
  }

  .nav-links,
  .section-head,
  .grid-3,
  .grid-2,
  .insight-feature,
  .topic-group,
  .topic-articles,
  .service-summary,
  .signal-grid,
  .diagnosis-grid,
  .path-matrix,
  .service-options,
  .priority-diagnosis,
  .priority-paths,
  .faq-grid,
  .related-grid,
  .steps,
  .deliverables,
  .content-layout,
  .cta-inner {
    grid-template-columns: 1fr;
  }

  .aside-box {
    position: static;
  }

  .nav-links {
    flex-wrap: wrap;
    gap: 14px;
  }

  .step {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .step:last-child {
    border-bottom: 0;
  }

  .path-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 640px) {
  .wrap {
    width: min(100% - 28px, 1120px);
  }

  .hero,
  .section {
    padding: 58px 0;
  }

  h1 {
    font-size: clamp(38px, 12vw, 52px);
  }

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

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

  .deliverable {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .summary-list li {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .featured-article,
  .insight-diagnosis {
    min-height: auto;
  }

  .featured-article h3 {
    font-size: 28px;
  }

  .priority-task-grid,
  .priority-checklist li,
  .contact-entry {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-legal {
    flex-direction: column;
    gap: 4px;
  }
}