:root {
  --pb-blue: #017BA0;
  --pb-green: #09988F;
  --pb-orange: #FF791A;
  --pb-orange-soft: #D57952;
  --pb-pink: #D452D5;
  --pb-purple: #7952D5;
  --pb-accent: #CE3ACF;
  --pb-yellow: #EEE358;
  --pb-black: #000000;
  --pb-white: #ffffff;
  --pb-paper: #F5F5F7;
  --pb-ink: #15313A;
  --pb-muted: #617077;
  --pb-border: rgba(1, 123, 160, 0.18);
  --pb-shadow: 8px 8px 0 rgba(1, 123, 160, 0.15), 0 18px 42px rgba(0, 0, 0, 0.08);
  --pb-soft-shadow: 0 14px 34px rgba(0, 0, 0, 0.08);
  --pb-gradient: linear-gradient(135deg, #D452D5 0%, #FF791A 100%);
  --pb-ocean-gradient: linear-gradient(135deg, #017BA0 0%, #09988F 100%);
  --pb-radius: 10px;
  --pb-radius-lg: 22px;
  --pb-max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--pb-ink);
  background: var(--pb-white);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a {
  color: inherit;
}

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

.pb-page {
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 8% 5%, rgba(212, 82, 213, 0.13), transparent 26rem),
    radial-gradient(circle at 94% 12%, rgba(255, 121, 26, 0.12), transparent 24rem),
    linear-gradient(180deg, #ffffff 0%, #f9fbfc 100%);
}

.pb-container {
  width: min(var(--pb-max), calc(100% - 40px));
  margin: 0 auto;
}

/* =========================================================
   Top nav
   ========================================================= */

.pb-topbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(1, 123, 160, 0.12);
  transition: box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.pb-topbar.is-scrolled {
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(1, 123, 160, 0.18);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.08);
}

.pb-nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.pb-brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  flex: 0 0 auto;
}

.pb-logo {
  display: block;
  width: 225px;
  max-width: 46vw;
  height: auto;
}

.pb-navlinks {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px;
  border: 2px solid rgba(1, 123, 160, 0.16);
  border-radius: 999px;
  background: var(--pb-white);
  box-shadow: 4px 4px 0 rgba(212, 82, 213, 0.12);
}

.pb-nav-item {
  position: relative;
}

.pb-nav-main {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 13px;
  border-radius: 999px;
  color: var(--pb-ink);
  font-size: 14px;
  font-weight: 900;
  text-decoration: none;
  white-space: nowrap;
}

.pb-has-menu > .pb-nav-main::after {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  opacity: 0.68;
}

.pb-nav-main:hover,
.pb-nav-item:focus-within > .pb-nav-main,
.pb-nav-item:hover > .pb-nav-main {
  color: var(--pb-white);
  background: var(--pb-ocean-gradient);
}

.pb-dropdown {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  min-width: 242px;
  padding: 10px;
  border: 2px solid rgba(1, 123, 160, 0.16);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 8px 8px 0 rgba(212, 82, 213, 0.14), 0 20px 50px rgba(0, 0, 0, 0.10);
  transform: translate(-50%, 8px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 140ms ease, transform 140ms ease, visibility 140ms ease;
}

.pb-dropdown::before {
  content: "";
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 16px;
}

.pb-nav-item:hover .pb-dropdown,
.pb-nav-item:focus-within .pb-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.pb-dropdown a {
  display: block;
  padding: 11px 12px;
  border-radius: 10px;
  color: var(--pb-ink);
  font-size: 14px;
  font-weight: 850;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
}

.pb-dropdown a:hover,
.pb-dropdown a:focus {
  color: var(--pb-blue);
  background: rgba(1, 123, 160, 0.08);
  outline: none;
}

.pb-dropdown .pb-sub-link {
  margin-left: 10px;
  padding-left: 18px;
  color: var(--pb-muted);
  border-left: 2px solid rgba(1, 123, 160, 0.14);
  font-size: 13px;
}

.pb-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.pb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 10px;
  border: 2px solid transparent;
  font-size: 14px;
  font-weight: 900;
  text-decoration: none;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.12);
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
  cursor: pointer;
}

.pb-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.14);
}

.pb-btn-primary {
  color: #fff;
  background: var(--pb-gradient);
  border-color: rgba(0, 0, 0, 0.07);
}

.pb-btn-ghost {
  color: var(--pb-blue);
  background: #fff;
  border-color: rgba(1, 123, 160, 0.22);
  box-shadow: none;
}

.pb-btn-light {
  color: var(--pb-blue);
  background: var(--pb-white);
  border-color: rgba(255, 255, 255, 0.2);
}

.pb-menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  border: 2px solid rgba(1, 123, 160, 0.20);
  border-radius: 12px;
  background: #fff;
  padding: 10px;
  cursor: pointer;
}

.pb-menu-btn span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--pb-ink);
  border-radius: 999px;
}

.pb-mobile-panel {
  display: none;
  padding: 0 0 18px;
}

.pb-mobile-panel.is-open {
  display: grid;
  gap: 10px;
}

.pb-mobile-panel a,
.pb-mobile-group strong {
  display: block;
  padding: 12px 14px;
  border-radius: 12px;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(1, 123, 160, 0.12);
  font-weight: 800;
}

.pb-mobile-group {
  display: grid;
  gap: 8px;
}

.pb-mobile-group strong {
  color: var(--pb-blue);
  background: rgba(1, 123, 160, 0.08);
}

/* =========================================================
   Shared article styles
   ========================================================= */

.pb-kicker,
.pb-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  width: fit-content;
  margin: 0 0 22px;
  padding: 12px 16px;
  border: 3px solid rgba(21, 49, 58, 0.88);
  border-radius: 18px 18px 18px 4px;
  background: #ffffff;
  box-shadow:
    7px 7px 0 rgba(212, 82, 213, 0.15),
    0 14px 30px rgba(0, 0, 0, 0.06);
  color: var(--pb-blue);
  font-size: 13px;
  font-weight: 950;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.pb-kicker::before,
.pb-label::before {
  content: "";
  width: 38px;
  height: 7px;
  border-radius: 999px;
  background: var(--pb-gradient);
}

.pb-gradient-text {
  background: var(--pb-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.pb-section {
  padding: 76px 0;
}

.pb-section-soft {
  background:
    linear-gradient(180deg, rgba(245, 245, 247, 0.88), rgba(255, 255, 255, 0.92)),
    radial-gradient(circle at 92% 20%, rgba(255, 121, 26, 0.10), transparent 20rem);
  border-top: 1px solid rgba(1, 123, 160, 0.08);
  border-bottom: 1px solid rgba(1, 123, 160, 0.08);
}

.pb-section-head {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 34px;
  align-items: end;
  margin-bottom: 32px;
}

.pb-section-head.center {
  display: block;
  max-width: 860px;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.pb-section h2 {
  margin: 0;
  color: var(--pb-ink);
  font-size: clamp(34px, 4.4vw, 58px);
  line-height: 0.98;
  letter-spacing: -0.055em;
  font-weight: 950;
}

.pb-section-intro {
  margin: 12px 0 0;
  color: #40565D;
  font-size: 19px;
  line-height: 1.55;
  font-weight: 620;
}

/* =========================================================
   Article hero
   ========================================================= */

.pb-article-hero {
  position: relative;
  padding: 82px 0 88px;
  overflow: hidden;
  background:
    linear-gradient(rgba(1, 123, 160, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(1, 123, 160, 0.05) 1px, transparent 1px),
    radial-gradient(circle at 10% 18%, rgba(212, 82, 213, 0.13), transparent 26rem),
    radial-gradient(circle at 92% 28%, rgba(255, 121, 26, 0.12), transparent 26rem),
    #ffffff;
  background-size: 32px 32px, 32px 32px, auto, auto, auto;
  border-bottom: 1px solid rgba(1, 123, 160, 0.10);
}

.pb-article-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(410px, 1.04fr);
  gap: 54px;
  align-items: center;
}

.pb-article-hero h1 {
  max-width: 850px;
  margin: 0;
  color: var(--pb-ink);
  font-size: clamp(46px, 6.3vw, 84px);
  line-height: 0.94;
  letter-spacing: -0.072em;
  font-weight: 950;
  padding-bottom: 0.08em;
}

.pb-article-hero h1 span {
  display: block;
  background: var(--pb-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  overflow: visible;
  padding-bottom: 0.13em;
  margin-bottom: -0.13em;
}

.pb-article-subtitle {
  position: relative;
  max-width: 700px;
  margin: 28px 0 0;
  padding: 22px 26px 22px 34px;
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(1, 123, 160, 0.07), rgba(212, 82, 213, 0.045)),
    rgba(255, 255, 255, 0.92);
  border: 2px solid rgba(1, 123, 160, 0.16);
  box-shadow:
    7px 7px 0 rgba(255, 121, 26, 0.10),
    0 16px 34px rgba(0, 0, 0, 0.05);
  color: #40565D;
  font-size: clamp(20px, 1.8vw, 23px);
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -0.035em;
}

.pb-article-subtitle::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 18px;
  bottom: 18px;
  width: 6px;
  border-radius: 999px;
  background: var(--pb-gradient);
}

.pb-article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
}

.pb-article-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  background: #fff;
  border: 2px solid rgba(1, 123, 160, 0.13);
  color: var(--pb-muted);
  font-size: 13px;
  font-weight: 850;
  box-shadow: 4px 4px 0 rgba(255, 121, 26, 0.08);
}

.pb-article-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* =========================================================
   Article file card
   ========================================================= */

.pb-article-file-card {
  position: relative;
  min-height: 500px;
  padding: 34px;
  border: 3px solid rgba(21, 49, 58, 0.88);
  border-radius: 30px;
  background:
    linear-gradient(rgba(1, 123, 160, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(1, 123, 160, 0.045) 1px, transparent 1px),
    radial-gradient(circle at 18% 16%, rgba(238, 227, 88, 0.20), transparent 15rem),
    radial-gradient(circle at 86% 86%, rgba(255, 121, 26, 0.14), transparent 17rem),
    #fffdf5;
  background-size: 22px 22px, 22px 22px, auto, auto, auto;
  box-shadow:
    12px 12px 0 rgba(212, 82, 213, 0.16),
    0 24px 55px rgba(0, 0, 0, 0.10);
  overflow: hidden;
  transform: rotate(1deg);
}

.pb-article-file-card::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -92px;
  width: 230px;
  height: 230px;
  border-radius: 42px;
  background: var(--pb-gradient);
  opacity: 0.08;
  transform: rotate(14deg);
}

.pb-article-file-inner {
  position: relative;
  z-index: 2;
  padding: 30px;
  border: 3px solid rgba(21, 49, 58, 0.84);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow:
    8px 8px 0 rgba(255, 121, 26, 0.10),
    0 18px 38px rgba(0, 0, 0, 0.06);
  transform: rotate(-1deg);
}

.pb-article-file-label {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 18px;
  padding: 8px 11px;
  border-radius: 999px;
  background: rgba(212, 82, 213, 0.10);
  color: var(--pb-pink);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}

.pb-article-file-inner h2 {
  margin: 0 0 14px;
  color: var(--pb-ink);
  font-size: clamp(34px, 4vw, 54px);
  line-height: 0.96;
  letter-spacing: -0.055em;
  font-weight: 950;
}

.pb-article-file-inner p {
  margin: 0;
  color: #40565D;
  font-size: 17px;
  line-height: 1.45;
  font-weight: 700;
}

.pb-article-takeaways {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.pb-article-takeaway {
  padding: 16px;
  border: 2px solid rgba(1, 123, 160, 0.13);
  border-radius: 16px;
  background: rgba(245, 245, 247, 0.86);
}

.pb-article-takeaway b {
  display: block;
  margin-bottom: 5px;
  color: var(--pb-orange);
  font-size: 22px;
  line-height: 1;
  font-weight: 950;
}

.pb-article-takeaway span {
  display: block;
  color: var(--pb-ink);
  font-size: 14px;
  line-height: 1.28;
  font-weight: 850;
}

.pb-article-tags {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.pb-article-tags span {
  padding: 8px 10px;
  border-radius: 999px;
  background: #ffffff;
  border: 1px solid rgba(1, 123, 160, 0.13);
  color: var(--pb-ink);
  font-size: 12px;
  font-weight: 900;
}

/* =========================================================
   Body layout
   ========================================================= */

.pb-article-layout {
  display: grid;
  grid-template-columns: minmax(0, 760px) 300px;
  gap: 46px;
  align-items: start;
}

.pb-article-content {
  min-width: 0;
}

.pb-article-content > *:first-child {
  margin-top: 0;
}

.pb-article-content p {
  color: #40565D;
  font-size: 19px;
  line-height: 1.75;
  font-weight: 560;
}

.pb-article-content h2 {
  margin: 52px 0 16px;
  color: var(--pb-ink);
  font-size: clamp(32px, 3.5vw, 46px);
  line-height: 1.02;
  letter-spacing: -0.055em;
  font-weight: 950;
}

.pb-article-content h3 {
  margin: 34px 0 12px;
  color: var(--pb-ink);
  font-size: 26px;
  line-height: 1.05;
  letter-spacing: -0.045em;
  font-weight: 950;
}

.pb-article-content ul,
.pb-article-content ol {
  margin: 18px 0 30px;
  padding-left: 22px;
  color: #40565D;
  font-size: 18px;
  line-height: 1.65;
  font-weight: 600;
}

.pb-article-content li {
  margin-bottom: 9px;
}

.pb-article-content strong {
  color: var(--pb-ink);
  font-weight: 900;
}

.pb-article-answer,
.pb-article-insight,
.pb-article-cta-panel,
.pb-article-faq,
.pb-related-panel {
  border: 3px solid rgba(21, 49, 58, 0.84);
  border-radius: 24px;
  background: #ffffff;
  box-shadow:
    8px 8px 0 rgba(9, 152, 143, 0.13),
    0 18px 42px rgba(0, 0, 0, 0.06);
}

.pb-article-answer {
  padding: 28px;
  margin-bottom: 44px;
  background:
    linear-gradient(135deg, rgba(1, 123, 160, 0.09), rgba(212, 82, 213, 0.045)),
    #ffffff;
}

.pb-article-answer .pb-label,
.pb-article-insight .pb-label,
.pb-article-cta-panel .pb-label,
.pb-article-faq .pb-label,
.pb-related-panel .pb-label {
  margin-bottom: 16px;
}

.pb-article-answer p:not(.pb-label) {
  margin: 0;
  color: #40565D;
  font-size: 22px;
  line-height: 1.45;
  letter-spacing: -0.025em;
  font-weight: 730;
}

.pb-article-insight {
  position: relative;
  margin: 44px 0;
  padding: 28px;
  overflow: hidden;
}

.pb-article-insight::after {
  content: "";
  position: absolute;
  right: -44px;
  bottom: -56px;
  width: 150px;
  height: 150px;
  border-radius: 34px;
  background: var(--pb-gradient);
  opacity: 0.08;
  transform: rotate(14deg);
}

.pb-article-insight h3 {
  position: relative;
  z-index: 1;
  margin-top: 0;
  font-size: 30px;
}

.pb-article-insight p {
  position: relative;
  z-index: 1;
  margin-bottom: 0;
  font-size: 18px;
  line-height: 1.6;
  font-weight: 680;
}

.pb-article-cta-panel {
  margin: 48px 0;
  padding: 30px;
  color: #fff;
  background: var(--pb-ocean-gradient);
  box-shadow:
    8px 8px 0 rgba(212, 82, 213, 0.15),
    0 18px 42px rgba(0, 0, 0, 0.08);
}

.pb-article-cta-panel .pb-label {
  color: var(--pb-yellow);
  background: rgba(255, 255, 255, 0.10);
  border-color: rgba(255, 255, 255, 0.24);
  box-shadow: none;
}

.pb-article-cta-panel h3 {
  color: #fff;
  margin: 0 0 12px;
  font-size: clamp(32px, 4vw, 46px);
}

.pb-article-cta-panel p {
  color: rgba(255, 255, 255, 0.86);
  font-size: 18px;
  line-height: 1.55;
  font-weight: 700;
}

.pb-article-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* =========================================================
   Sidebar
   ========================================================= */

.pb-article-sidebar {
  position: sticky;
  top: 102px;
  display: grid;
  gap: 18px;
}

.pb-sidebar-card {
  padding: 22px;
  border: 2px solid rgba(1, 123, 160, 0.15);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--pb-soft-shadow);
}

.pb-sidebar-card h3 {
  margin: 0 0 12px;
  color: var(--pb-ink);
  font-size: 20px;
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-weight: 950;
}

.pb-sidebar-card p {
  margin: 0;
  color: var(--pb-muted);
  font-size: 14px;
  line-height: 1.45;
  font-weight: 650;
}

.pb-toc {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.pb-toc a {
  display: block;
  padding: 9px 10px;
  border-radius: 12px;
  color: #40565D;
  background: rgba(245, 245, 247, 0.72);
  text-decoration: none;
  font-size: 13px;
  line-height: 1.25;
  font-weight: 850;
}

.pb-toc a:hover,
.pb-toc a.is-active {
  color: var(--pb-blue);
  background: rgba(1, 123, 160, 0.09);
}

.pb-reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 2000;
  width: 0%;
  height: 4px;
  background: var(--pb-gradient);
}

/* =========================================================
   FAQ and related reading
   ========================================================= */

.pb-article-faq {
  margin-top: 54px;
  padding: 28px;
}

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

.pb-faq-item {
  border: 2px solid rgba(1, 123, 160, 0.13);
  border-radius: 16px;
  background: rgba(245, 245, 247, 0.78);
  overflow: hidden;
}

.pb-faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 16px;
  border: 0;
  background: transparent;
  color: var(--pb-ink);
  font: inherit;
  font-size: 17px;
  line-height: 1.25;
  font-weight: 950;
  text-align: left;
  cursor: pointer;
}

.pb-faq-question span {
  flex: 1;
}

.pb-faq-question b {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 999px;
  background: var(--pb-gradient);
  color: #fff;
  font-size: 18px;
  line-height: 1;
}

.pb-faq-answer {
  display: none;
  padding: 0 16px 16px;
}

.pb-faq-answer p {
  margin: 0;
  color: #40565D;
  font-size: 16px;
  line-height: 1.55;
  font-weight: 650;
}

.pb-faq-item.is-open .pb-faq-answer {
  display: block;
}

.pb-faq-item.is-open .pb-faq-question b {
  transform: rotate(45deg);
}

.pb-related-panel {
  margin-top: 30px;
  padding: 28px;
}

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

.pb-related-card {
  position: relative;
  min-height: 210px;
  padding: 22px;
  border: 3px solid rgba(21, 49, 58, 0.80);
  border-radius: 22px;
  background: #fff;
  box-shadow:
    7px 7px 0 rgba(255, 121, 26, 0.12),
    0 18px 42px rgba(0,0,0,0.06);
  text-decoration: none;
  overflow: hidden;
}

.pb-related-card::after {
  content: "";
  position: absolute;
  right: -42px;
  bottom: -52px;
  width: 150px;
  height: 150px;
  border-radius: 36px;
  background: var(--pb-gradient);
  opacity: 0.08;
  transform: rotate(14deg);
}

.pb-related-card strong {
  position: relative;
  z-index: 1;
  display: inline-flex;
  margin-bottom: 16px;
  padding: 8px 11px;
  border-radius: 999px;
  background: rgba(1, 123, 160, 0.09);
  color: var(--pb-blue);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}

.pb-related-card h3 {
  position: relative;
  z-index: 1;
  margin: 0 0 10px;
  color: var(--pb-ink);
  font-size: 23px;
  line-height: 1.04;
  letter-spacing: -0.045em;
  font-weight: 950;
}

.pb-related-card p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--pb-muted);
  font-size: 15px;
  line-height: 1.45;
  font-weight: 650;
}

/* =========================================================
   Final CTA and footer
   ========================================================= */

.pb-final {
  padding: 72px 0;
  background: linear-gradient(135deg, rgba(1, 123, 160, 0.22), rgba(0, 0, 0, 0)), var(--pb-gradient);
}

.pb-final-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
}

.pb-final h2 {
  font-size: clamp(33px, 4.4vw, 52px);
  line-height: 1.04;
  letter-spacing: -0.052em;
  font-weight: 900;
  margin-bottom: 12px;
  color: var(--pb-white);
}

.pb-final p {
  margin: 0;
  max-width: 720px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 18px;
  font-weight: 620;
}

/* =========================================================
   Responsive
   ========================================================= */

@media (max-width: 1080px) {
  .pb-navlinks,
  .pb-actions {
    display: none;
  }

  .pb-menu-btn {
    display: block;
  }

  .pb-article-hero-grid,
  .pb-article-layout,
  .pb-section-head,
  .pb-final-inner {
    grid-template-columns: 1fr;
  }

  .pb-article-file-card {
    max-width: 720px;
    transform: none;
  }

  .pb-article-sidebar {
    position: static;
    grid-template-columns: 1fr 1fr;
  }

  .pb-related-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .pb-container {
    width: min(100% - 32px, var(--pb-max));
  }

  .pb-logo {
    width: 210px;
    max-width: 62vw;
  }

  .pb-nav {
    min-height: 74px;
    gap: 12px;
  }

  .pb-article-hero {
    padding: 52px 0 58px;
  }

  .pb-kicker,
  .pb-label {
    font-size: 11px;
    letter-spacing: 0.10em;
    padding: 11px 13px;
  }

  .pb-kicker::before,
  .pb-label::before {
    width: 28px;
    height: 5px;
  }

  .pb-article-hero h1 {
    font-size: clamp(44px, 14vw, 62px);
    line-height: 0.94;
    letter-spacing: -0.072em;
  }

  .pb-article-subtitle {
    padding: 20px 20px 20px 30px;
    font-size: 19px;
  }

  .pb-article-hero-actions {
    display: grid;
  }

  .pb-article-file-card,
  .pb-article-file-inner,
  .pb-article-answer,
  .pb-article-insight,
  .pb-article-cta-panel,
  .pb-article-faq,
  .pb-related-panel {
    padding: 22px;
    border-radius: 24px;
  }

  .pb-article-file-card {
    min-height: auto;
  }

  .pb-article-content p {
    font-size: 17px;
    line-height: 1.7;
  }

  .pb-article-content h2 {
    margin-top: 42px;
    font-size: clamp(32px, 10vw, 44px);
  }

  .pb-article-answer p:not(.pb-label) {
    font-size: 19px;
  }

  .pb-article-sidebar,
  .pb-related-grid {
    grid-template-columns: 1fr;
  }

  .pb-section {
    padding: 58px 0;
  }

  .pb-section h2 {
    font-size: clamp(34px, 11vw, 48px);
  }

  .pb-section-intro {
    font-size: 17px;
  }
}