@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,wght@0,300;0,400;0,700;1,300;1,400&family=IBM+Plex+Sans:wght@400;500&family=IBM+Plex+Mono:wght@400&display=swap');

:root {
  --pdn-scale-zero: #0D1219;
  --pdn-scale-base: #131B28;
  --pdn-scale-brand: #0A3D3B;
  --pdn-scale-wash: #F5F6F8;
  --pdn-scale-white: #FFFFFF;
  --pdn-signal-high: #00E5C3;
  --pdn-signal-grounded: #006D60;
  --pdn-note-bright: #E8EDF4;
  --pdn-note-dim: #7890A8;
  --pdn-note-deep: #1A2332;
  --pdn-note-soft: #556070;
  --pdn-btn-ink: #0D1219;

  --pdn-nav-h: 64px;
  --pdn-max-w: 1160px;
  --pdn-max-prose: 720px;
  --pdn-radius-card: 4px;
  --pdn-radius-btn: 3px;
  --pdn-radius-input: 2px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--pdn-note-deep);
  background: var(--pdn-scale-white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: var(--pdn-signal-grounded);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

ul, ol {
  list-style: none;
}


/* BUTTONS */

.pdn-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  padding: 10px 22px;
  border-radius: var(--pdn-radius-btn);
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: opacity 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.pdn-btn:hover {
  text-decoration: none;
}

.pdn-btn-primary {
  background: var(--pdn-signal-high);
  color: var(--pdn-btn-ink);
  border-color: var(--pdn-signal-high);
}

.pdn-btn-primary:hover {
  opacity: 0.88;
}

.pdn-btn-outline-light {
  background: transparent;
  color: var(--pdn-note-deep);
  border-color: var(--pdn-note-deep);
}

.pdn-btn-outline-light:hover {
  background: var(--pdn-note-deep);
  color: var(--pdn-scale-white);
}

.pdn-btn-outline-glow {
  background: transparent;
  color: var(--pdn-note-bright);
  border-color: rgba(0, 229, 195, 0.45);
}

.pdn-btn-outline-glow:hover {
  border-color: var(--pdn-signal-high);
  color: var(--pdn-signal-high);
}

.pdn-btn-ghost-dark {
  background: transparent;
  color: var(--pdn-note-bright);
  border-color: transparent;
}

.pdn-btn-ghost-dark:hover {
  color: var(--pdn-signal-high);
}

.pdn-btn--lg {
  font-size: 15px;
  padding: 13px 28px;
}

.pdn-btn--sm {
  font-size: 13px;
  padding: 7px 16px;
}


/* NAV */

.pdn-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  height: var(--pdn-nav-h);
  display: flex;
  align-items: center;
  padding: 0 24px;
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.pdn-nav__inner {
  width: 100%;
  max-width: var(--pdn-max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0;
}

.pdn-nav__logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  margin-right: 40px;
  text-decoration: none;
}

.pdn-nav__logo img {
  height: 28px;
  width: auto;
}

.pdn-nav__logo-light {
  display: block;
}

.pdn-nav__logo-dark {
  display: none;
}

.pdn-nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.pdn-nav__link {
  font-size: 14px;
  font-weight: 500;
  color: var(--pdn-note-bright);
  padding: 6px 12px;
  border-radius: 3px;
  transition: color 0.2s ease;
  text-decoration: none;
}

.pdn-nav__link:hover {
  color: var(--pdn-signal-high);
  text-decoration: none;
}

.pdn-nav__link.is-active {
  color: var(--pdn-signal-high);
}

.pdn-nav__cta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.pdn-nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}

.pdn-nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--pdn-note-bright);
  transition: transform 0.2s ease, opacity 0.2s ease, background 0.2s ease;
  border-radius: 1px;
}

.pdn-nav__mobile-menu {
  display: none;
}

.pdn-nav__toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.pdn-nav__toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.pdn-nav__toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.pdn-nav--scrolled {
  background: var(--pdn-scale-zero) !important;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
}

.pdn-nav--scrolled .pdn-nav__logo-light {
  display: block !important;
}

.pdn-nav--scrolled .pdn-nav__logo-dark {
  display: none !important;
}

.pdn-nav--scrolled .pdn-nav__link {
  color: var(--pdn-note-bright);
}

.pdn-nav--scrolled .pdn-nav__link:hover {
  color: var(--pdn-signal-high);
}

.pdn-nav--scrolled .pdn-btn-ghost-dark {
  color: var(--pdn-note-bright);
}

.pdn-nav--scrolled .pdn-nav__toggle span {
  background: var(--pdn-note-bright);
}


/* Dark-top nav: default state (dark bg hero, light logo/links). JS state hook. */
.pdn-page--dark-top {
  --pdn-page-top-theme: dark;
}

/* Light-top nav: logo-dark, dark links */

.pdn-page--light-top .pdn-nav:not(.pdn-nav--scrolled) .pdn-nav__logo-light {
  display: none;
}

.pdn-page--light-top .pdn-nav:not(.pdn-nav--scrolled) .pdn-nav__logo-dark {
  display: block;
}

.pdn-page--light-top .pdn-nav:not(.pdn-nav--scrolled) .pdn-nav__link {
  color: var(--pdn-note-deep);
}

.pdn-page--light-top .pdn-nav:not(.pdn-nav--scrolled) .pdn-nav__link:hover {
  color: var(--pdn-signal-grounded);
}

.pdn-page--light-top .pdn-nav:not(.pdn-nav--scrolled) .pdn-btn-ghost-dark {
  color: var(--pdn-note-deep);
}

.pdn-page--light-top .pdn-nav:not(.pdn-nav--scrolled) .pdn-btn-ghost-dark:hover {
  color: var(--pdn-signal-grounded);
}

.pdn-page--light-top .pdn-nav:not(.pdn-nav--scrolled) .pdn-nav__toggle span {
  background: var(--pdn-note-deep);
}

.pdn-page--light-top .pdn-nav--scrolled .pdn-nav__logo-light {
  display: block !important;
}

.pdn-page--light-top .pdn-nav--scrolled .pdn-nav__logo-dark {
  display: none !important;
}


/* Dark-top nav: logo-light, light links (default above) */


/* LAYOUT HELPERS */

.pdn-container {
  width: 100%;
  max-width: var(--pdn-max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.pdn-container--prose {
  max-width: var(--pdn-max-prose);
  margin: 0 auto;
  padding: 0 24px;
}


/* SECTIONS */

.pdn-section {
  padding: 96px 0;
}

.pdn-section--sm {
  padding: 64px 0;
}

.pdn-section--lg {
  padding: 120px 0;
}

.pdn-section--dark {
  background: var(--pdn-scale-zero);
}

.pdn-section--dark-alt {
  background: var(--pdn-scale-base);
}

.pdn-section--brand {
  background: var(--pdn-scale-brand);
}

.pdn-section--light {
  background: var(--pdn-scale-wash);
}

.pdn-section--light-alt {
  background: var(--pdn-scale-wash);
}

.pdn-section--white {
  background: var(--pdn-scale-white);
}


/* TYPOGRAPHY */

h1, h2, h3, h4, h5, h6 {
  font-family: 'Newsreader', Georgia, serif;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.pdn-eyebrow {
  font-family: 'IBM Plex Mono', 'Courier New', monospace;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pdn-signal-high);
  margin-bottom: 16px;
  display: block;
}

.pdn-eyebrow--light {
  color: var(--pdn-signal-grounded);
}

.pdn-h1 {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 700;
  line-height: 1.1;
}

.pdn-h2 {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  line-height: 1.15;
}

.pdn-h3 {
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 400;
  line-height: 1.25;
}

.pdn-lead {
  font-size: 18px;
  line-height: 1.7;
  color: var(--pdn-note-soft);
}

.pdn-body {
  font-size: 16px;
  line-height: 1.7;
  color: var(--pdn-note-soft);
}

.pdn-text--bright {
  color: var(--pdn-note-bright);
}

.pdn-text--dim {
  color: var(--pdn-note-dim);
}

.pdn-text--accent {
  color: var(--pdn-signal-high);
}

.pdn-text--grounded {
  color: var(--pdn-signal-grounded);
}

.pdn-text--deep {
  color: var(--pdn-note-deep);
}

.pdn-text--soft {
  color: var(--pdn-note-soft);
}

.pdn-section-head {
  margin-bottom: 56px;
}

.pdn-section-head--center {
  text-align: center;
}


/* HERO */

.pdn-hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: var(--pdn-nav-h);
  background: #0C1119;
  text-align: left;
  position: relative;
  overflow: hidden;
}

.pdn-hero::before {
  content: '';
  position: absolute;
  top: -130%;
  right: -5%;
  left: 63%;
  bottom: -130%;
  background: rgba(0,229,195,0.26);
  filter: blur(300px);
  pointer-events: none;
}

.pdn-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: radial-gradient(ellipse at 20% 100%, rgba(0,100,90,0.12) 0%, transparent 60%);
  pointer-events: none;
}

.pdn-hero__inner {
  width: 100%;
  max-width: var(--pdn-max-w);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.pdn-hero__text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.pdn-hero__eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pdn-signal-high);
  margin-bottom: 24px;
  display: block;
}

.pdn-hero__h1 {
  font-family: 'Newsreader', Georgia, serif;
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--pdn-note-bright);
  max-width: none;
  margin: 0 0 24px;
}

.pdn-hero__sub {
  font-size: 17px;
  line-height: 1.65;
  color: var(--pdn-note-dim);
  max-width: 480px;
  margin: 0 0 40px;
}

.pdn-hero__cta {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 0;
}

.pdn-hero__visual {
  margin: 0;
  max-width: 100%;
  width: 100%;
}

@media (max-width: 900px) {
  .pdn-hero {
    text-align: center;
  }
  .pdn-hero__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .pdn-hero__text {
    align-items: center;
  }
  .pdn-hero__h1 {
    font-size: clamp(32px, 6vw, 48px);
    max-width: 600px;
  }
  .pdn-hero__sub {
    max-width: 520px;
    margin: 0 auto 40px;
  }
  .pdn-hero__cta {
    justify-content: center;
    margin-bottom: 0;
  }
  .pdn-hero__visual {
    max-width: 560px;
    margin: 0 auto;
  }
}


/* SUB-PAGE HERO */

.pdn-subhero {
  padding-top: calc(var(--pdn-nav-h) + 72px);
  padding-bottom: 72px;
}

.pdn-subhero__inner {
  max-width: var(--pdn-max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.pdn-subhero__h1 {
  font-family: 'Newsreader', Georgia, serif;
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--pdn-note-deep);
  margin-bottom: 16px;
}

.pdn-subhero--dark .pdn-subhero__h1 {
  color: var(--pdn-note-bright);
}

.pdn-subhero__sub {
  font-size: 17px;
  line-height: 1.65;
  color: var(--pdn-note-soft);
  max-width: 640px;
}

.pdn-subhero--dark .pdn-subhero__sub {
  color: var(--pdn-note-dim);
}

.pdn-subhero--dark {
  background: var(--pdn-scale-zero);
}

.pdn-subhero--light {
  background: var(--pdn-scale-wash);
}

.pdn-subhero--dark-note {
  font-size: 13px;
  color: var(--pdn-note-dim);
  margin-top: 16px;
  font-family: 'IBM Plex Mono', monospace;
}

.pdn-subhero--light-note {
  font-size: 13px;
  color: var(--pdn-note-soft);
  margin-top: 16px;
  font-family: 'IBM Plex Mono', monospace;
}


/* SCORE PANEL (hero inline-mock) */

.pdn-score-panel {
  background: var(--pdn-scale-base);
  border: 1px solid rgba(232, 237, 244, 0.1);
  border-radius: var(--pdn-radius-card);
  padding: 28px 32px;
  text-align: left;
  position: relative;
}

.pdn-score-panel__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
}

.pdn-score-panel__model {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--pdn-note-dim);
}

.pdn-score-panel__badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  background: rgba(0, 229, 195, 0.12);
  color: var(--pdn-signal-high);
  padding: 3px 8px;
  border-radius: 2px;
  flex-shrink: 0;
}

.pdn-score-panel__mos {
  margin-bottom: 24px;
}

.pdn-score-panel__mos-label {
  font-size: 11px;
  font-family: 'IBM Plex Mono', monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pdn-note-dim);
  margin-bottom: 4px;
}

.pdn-score-panel__mos-value {
  font-family: 'Newsreader', serif;
  font-size: 56px;
  font-weight: 700;
  color: var(--pdn-signal-high);
  line-height: 1;
}

.pdn-score-panel__mos-ci {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: var(--pdn-note-dim);
  margin-top: 4px;
}

.pdn-score-panel__bars {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.pdn-score-bar {
  display: flex;
  align-items: center;
  gap: 12px;
}

.pdn-score-bar__label {
  font-size: 12px;
  font-weight: 500;
  color: var(--pdn-note-dim);
  width: 100px;
  flex-shrink: 0;
}

.pdn-score-bar__track {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  position: relative;
}

.pdn-score-bar__fill {
  height: 100%;
  background: var(--pdn-signal-high);
  border-radius: 2px;
}

.pdn-score-bar__value {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: var(--pdn-note-bright);
  width: 36px;
  text-align: right;
  flex-shrink: 0;
}

.pdn-score-panel__footer {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.pdn-score-panel__stat {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: var(--pdn-note-dim);
}

.pdn-score-panel__stat strong {
  color: var(--pdn-note-bright);
  font-weight: 400;
}


/* HOW-IT-WORKS STEPS */

.pdn-steps {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
  margin-top: 48px;
  position: relative;
}

.pdn-steps::after {
  content: '';
  position: absolute;
  top: 28px;
  left: 16.66%;
  right: 16.66%;
  height: 1px;
  background: linear-gradient(to right, rgba(0,229,195,0.3) 0%, rgba(0,229,195,0.3) 100%);
  pointer-events: none;
}

.pdn-step {
  text-align: center;
  padding: 0 24px;
  position: relative;
}

.pdn-step__num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid var(--pdn-signal-grounded);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Newsreader', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--pdn-signal-grounded);
  margin: 0 auto 20px;
  background: var(--pdn-scale-wash);
  position: relative;
  z-index: 1;
}

.pdn-section--dark .pdn-step__num,
.pdn-section--dark-alt .pdn-step__num {
  background: var(--pdn-scale-zero);
  border-color: var(--pdn-signal-high);
  color: var(--pdn-signal-high);
}

.pdn-section--white .pdn-step__num {
  background: var(--pdn-scale-white);
}

.pdn-step__label {
  font-family: 'Newsreader', serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  margin-bottom: 8px;
}

.pdn-step__desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--pdn-note-soft);
}


/* METRIC STRIP */

.pdn-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--pdn-radius-card);
  overflow: hidden;
  margin-top: 48px;
}

.pdn-metric {
  padding: 36px 28px;
  background: rgba(255,255,255,0.03);
}

.pdn-metric__value {
  font-family: 'Newsreader', serif;
  font-size: 40px;
  font-weight: 700;
  color: var(--pdn-signal-high);
  line-height: 1;
  margin-bottom: 8px;
}

.pdn-metric__label {
  font-size: 14px;
  font-weight: 500;
  color: var(--pdn-note-bright);
  margin-bottom: 6px;
}

.pdn-metric__context {
  font-size: 12px;
  line-height: 1.5;
  color: var(--pdn-note-dim);
}


/* BENCHMARK PREVIEW */

.pdn-bm-preview {
  border: 1px solid rgba(26, 35, 50, 0.12);
  border-radius: var(--pdn-radius-card);
  overflow: hidden;
  margin-top: 40px;
}

.pdn-bm-preview__head {
  display: grid;
  grid-template-columns: 1fr 2fr 80px;
  gap: 0;
  padding: 10px 20px;
  background: var(--pdn-scale-zero);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.pdn-bm-preview__col-head {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pdn-note-dim);
}

.pdn-bm-preview__row {
  display: grid;
  grid-template-columns: 1fr 2fr 80px;
  gap: 0;
  padding: 14px 20px;
  align-items: center;
  border-bottom: 1px solid rgba(26, 35, 50, 0.07);
  background: var(--pdn-scale-white);
}

.pdn-bm-preview__row:last-child {
  border-bottom: none;
}

.pdn-bm-preview__name {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--pdn-note-deep);
}

.pdn-bm-preview__bar-track {
  height: 8px;
  background: rgba(0,109,96,0.12);
  border-radius: 2px;
  margin-right: 16px;
}

.pdn-bm-preview__bar-fill {
  height: 100%;
  background: var(--pdn-signal-grounded);
  border-radius: 2px;
}

.pdn-bm-preview__score {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  font-weight: 400;
  color: var(--pdn-note-deep);
  text-align: right;
}


/* PRICING TIERS */

.pdn-pricing-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.pdn-pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.pdn-tier {
  border: 1px solid rgba(26, 35, 50, 0.15);
  border-radius: var(--pdn-radius-card);
  padding: 32px 28px;
  background: var(--pdn-scale-white);
  display: flex;
  flex-direction: column;
  position: relative;
}

.pdn-tier--highlighted {
  border-color: var(--pdn-signal-grounded);
  box-shadow: 0 0 0 1px var(--pdn-signal-grounded);
}

.pdn-tier__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--pdn-signal-grounded);
  color: var(--pdn-scale-white);
  font-size: 11px;
  font-weight: 500;
  font-family: 'IBM Plex Mono', monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 2px;
  white-space: nowrap;
}

.pdn-tier__name {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pdn-note-soft);
  margin-bottom: 16px;
}

.pdn-tier__price {
  font-family: 'Newsreader', serif;
  font-size: 40px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  line-height: 1;
  margin-bottom: 4px;
}

.pdn-tier__price sub {
  font-size: 16px;
  font-weight: 400;
  vertical-align: middle;
  color: var(--pdn-note-soft);
}

.pdn-tier__quota {
  font-size: 13px;
  color: var(--pdn-note-soft);
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(26, 35, 50, 0.1);
}

.pdn-tier__features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.pdn-tier__feature {
  font-size: 14px;
  color: var(--pdn-note-soft);
  padding-left: 20px;
  position: relative;
  line-height: 1.5;
}

.pdn-tier__feature::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--pdn-signal-grounded);
}

.pdn-tier .pdn-btn {
  width: 100%;
}


/* TESTIMONIALS */

.pdn-testimonials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
}

.pdn-testimonial {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--pdn-radius-card);
  padding: 32px;
}

.pdn-testimonial__quote {
  font-size: 15px;
  line-height: 1.75;
  color: var(--pdn-note-bright);
  margin-bottom: 20px;
  font-style: italic;
}

.pdn-testimonial__quote::before {
  content: '\201C';
  font-size: 24px;
  font-family: 'Newsreader', serif;
  color: var(--pdn-signal-high);
  line-height: 0;
  vertical-align: -0.4em;
  margin-right: 4px;
}

.pdn-testimonial__attr {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.pdn-testimonial__name {
  font-size: 14px;
  font-weight: 500;
  color: var(--pdn-note-bright);
}

.pdn-testimonial__role {
  font-size: 13px;
  color: var(--pdn-note-dim);
}

.pdn-testimonial__qualifier {
  font-size: 11px;
  font-family: 'IBM Plex Mono', monospace;
  color: var(--pdn-signal-high);
  opacity: 0.7;
  margin-top: 2px;
}


/* FINAL CTA SECTION */

.pdn-cta-block {
  text-align: center;
  padding: 80px 24px;
}

.pdn-cta-block__h2 {
  font-family: 'Newsreader', serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  color: var(--pdn-note-bright);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.pdn-cta-block__sub {
  font-size: 17px;
  color: var(--pdn-note-bright);
  margin-bottom: 36px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.pdn-cta-block__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}


/* PROBLEM HOOK SECTION */

.pdn-problem {
  padding: 80px 0;
}

.pdn-problem__inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}

.pdn-problem__h2 {
  font-family: 'Newsreader', serif;
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 300;
  font-style: italic;
  color: var(--pdn-note-bright);
  line-height: 1.3;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.pdn-problem__body {
  font-size: 16px;
  line-height: 1.75;
  color: var(--pdn-note-dim);
}


/* FAQ ACCORDION */

.pdn-faq {
  margin-top: 40px;
  border-top: 1px solid rgba(26, 35, 50, 0.12);
}

.pdn-faq--dark {
  border-color: rgba(255,255,255,0.08);
}

.pdn-faq-item {
  border-bottom: 1px solid rgba(26, 35, 50, 0.12);
}

.pdn-faq--dark .pdn-faq-item {
  border-color: rgba(255,255,255,0.08);
}

.pdn-faq-item__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  gap: 16px;
}

.pdn-faq-item__question {
  font-size: 16px;
  font-weight: 500;
  color: var(--pdn-note-deep);
  line-height: 1.4;
}

.pdn-faq--dark .pdn-faq-item__question {
  color: var(--pdn-note-bright);
}

.pdn-faq-item__icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--pdn-note-soft);
  transition: transform 0.2s ease;
}

.pdn-faq--dark .pdn-faq-item__icon {
  color: var(--pdn-note-dim);
}

.pdn-faq-item[aria-expanded="true"] .pdn-faq-item__icon {
  transform: rotate(180deg);
}

.pdn-faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.pdn-faq-item[aria-expanded="true"] .pdn-faq-item__answer {
  max-height: 320px;
}

.pdn-faq-item__answer-inner {
  padding: 0 0 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--pdn-note-soft);
}

.pdn-faq--dark .pdn-faq-item__answer-inner {
  color: var(--pdn-note-dim);
}


/* DOCS PAGE */

.pdn-docs-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 0;
  min-height: calc(100vh - var(--pdn-nav-h));
}

.pdn-docs-sidebar {
  padding: 40px 24px;
  border-right: 1px solid rgba(26, 35, 50, 0.12);
  position: sticky;
  top: var(--pdn-nav-h);
  max-height: calc(100vh - var(--pdn-nav-h));
  overflow-y: auto;
}

.pdn-docs-sidebar__group {
  margin-bottom: 28px;
}

.pdn-docs-sidebar__heading {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pdn-note-soft);
  margin-bottom: 8px;
}

.pdn-docs-sidebar__link {
  display: block;
  font-size: 14px;
  color: var(--pdn-note-deep);
  padding: 5px 0;
  transition: color 0.2s;
}

.pdn-docs-sidebar__link:hover {
  color: var(--pdn-signal-grounded);
  text-decoration: none;
}

.pdn-docs-sidebar__link.is-active {
  color: var(--pdn-signal-grounded);
  font-weight: 500;
}

.pdn-docs-content {
  padding: 48px 48px;
  max-width: 780px;
}

.pdn-docs-content h2 {
  font-family: 'Newsreader', serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  margin-bottom: 16px;
  margin-top: 48px;
  letter-spacing: -0.02em;
}

.pdn-docs-content h2:first-child {
  margin-top: 0;
}

.pdn-docs-content p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--pdn-note-soft);
  margin-bottom: 16px;
}

.pdn-docs-content ul {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 16px;
}

.pdn-docs-content ul li {
  font-size: 15px;
  color: var(--pdn-note-soft);
  padding: 3px 0;
}


/* CODE BLOCKS */

.pdn-code-block {
  background: var(--pdn-scale-zero);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--pdn-radius-card);
  overflow: hidden;
  margin: 20px 0;
}

.pdn-code-block__header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.03);
}

.pdn-code-block__label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--pdn-note-dim);
}

.pdn-code-block pre {
  margin: 0;
  padding: 20px 20px;
  overflow-x: auto;
  font-family: 'IBM Plex Mono', 'Courier New', monospace;
  font-size: 13px;
  line-height: 1.7;
  color: var(--pdn-note-bright);
  max-width: 100%;
}

.pdn-code-block code {
  font-family: inherit;
}

.pdn-code-block__two-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.pdn-code-block__two-panel .pdn-code-block__panel {
  overflow: hidden;
}

.pdn-code-block__two-panel .pdn-code-block__panel + .pdn-code-block__panel {
  border-left: 1px solid rgba(255,255,255,0.06);
}

.tok-string { color: var(--pdn-signal-high); }
.tok-key { color: var(--pdn-note-dim); }
.tok-num { color: var(--pdn-note-bright); }
.tok-comment { color: var(--pdn-note-dim); font-style: italic; }
.tok-kw { color: #7890A8; }
.tok-fn { color: var(--pdn-note-bright); }
.tok-punc { color: rgba(232,237,244,0.5); }


/* API ENDPOINT LIST */

.pdn-endpoint-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid rgba(26, 35, 50, 0.12);
  border-radius: var(--pdn-radius-card);
  overflow: hidden;
  margin-top: 24px;
}

.pdn-endpoint {
  display: grid;
  grid-template-columns: 100px 200px 1fr;
  align-items: start;
  gap: 20px;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(26, 35, 50, 0.1);
  background: var(--pdn-scale-white);
}

.pdn-endpoint:last-child {
  border-bottom: none;
}

.pdn-endpoint__method {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border-radius: 2px;
  display: inline-block;
  align-self: flex-start;
}

.pdn-endpoint__method--get {
  background: rgba(0,109,96,0.12);
  color: var(--pdn-signal-grounded);
}

.pdn-endpoint__method--post {
  background: rgba(120,144,168,0.15);
  color: var(--pdn-note-deep);
}

.pdn-endpoint__path {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--pdn-note-deep);
  padding-top: 2px;
}

.pdn-endpoint__desc {
  font-size: 14px;
  color: var(--pdn-note-soft);
  line-height: 1.5;
}


/* TEAM GRID */

.pdn-team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.pdn-team-card {
  text-align: center;
}

.pdn-team-card__avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 16px;
  background: var(--pdn-scale-base);
  border: 2px solid rgba(0, 229, 195, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.pdn-team-card__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.pdn-team-card__initials {
  font-family: 'Newsreader', serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--pdn-signal-high);
  display: none;
}

.pdn-team-card__name {
  font-family: 'Newsreader', serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  margin-bottom: 4px;
}

.pdn-team-card__role {
  font-size: 13px;
  color: var(--pdn-note-soft);
  margin-bottom: 12px;
  font-family: 'IBM Plex Mono', monospace;
}

.pdn-team-card__bio {
  font-size: 14px;
  line-height: 1.65;
  color: var(--pdn-note-soft);
}


/* VALUES GRID */

.pdn-values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.pdn-value {
  padding: 28px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--pdn-radius-card);
}

.pdn-value__label {
  font-family: 'Newsreader', serif;
  font-size: 17px;
  font-weight: 700;
  color: var(--pdn-note-bright);
  margin-bottom: 10px;
}

.pdn-value__body {
  font-size: 14px;
  line-height: 1.65;
  color: var(--pdn-note-dim);
}


/* CONTACT BLOCK */

.pdn-contact-items {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

.pdn-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--pdn-note-soft);
}

.pdn-contact-item a {
  color: var(--pdn-signal-grounded);
}

.pdn-contact-item i {
  color: var(--pdn-signal-grounded);
  margin-top: 3px;
  flex-shrink: 0;
}


/* DIMENSIONS GRID */

.pdn-dimensions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.pdn-dimension {
  padding: 28px;
  background: var(--pdn-scale-white);
  border: 1px solid rgba(26, 35, 50, 0.1);
  border-radius: var(--pdn-radius-card);
  border-top: 3px solid var(--pdn-signal-grounded);
}

.pdn-dimension__name {
  font-family: 'Newsreader', serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  margin-bottom: 10px;
}

.pdn-dimension__desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--pdn-note-soft);
}


/* BENCHMARK TABLE */

.pdn-table-wrap {
  overflow-x: auto;
  margin-top: 24px;
  border: 1px solid rgba(26, 35, 50, 0.12);
  border-radius: var(--pdn-radius-card);
}

.pdn-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.pdn-table thead th {
  padding: 12px 16px;
  text-align: left;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pdn-note-dim);
  background: var(--pdn-scale-zero);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
}

.pdn-table thead th:hover {
  color: var(--pdn-note-bright);
}

.pdn-table thead th.sort-asc::after {
  content: ' \25B2';
}

.pdn-table thead th.sort-desc::after {
  content: ' \25BC';
}

.pdn-table tbody tr {
  border-bottom: 1px solid rgba(26, 35, 50, 0.08);
  background: var(--pdn-scale-white);
  transition: background 0.15s;
}

.pdn-table tbody tr:hover {
  background: var(--pdn-scale-wash);
}

.pdn-table tbody tr:last-child {
  border-bottom: none;
}

.pdn-table td {
  padding: 14px 16px;
  color: var(--pdn-note-deep);
  vertical-align: middle;
}

.pdn-table td.mono {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
}

.pdn-table__score-cell {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pdn-table__bar {
  flex: 1;
  height: 6px;
  background: rgba(0,109,96,0.1);
  border-radius: 2px;
}

.pdn-table__bar-fill {
  height: 100%;
  background: var(--pdn-signal-grounded);
  border-radius: 2px;
}

.pdn-table__score-num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--pdn-note-deep);
  width: 32px;
  flex-shrink: 0;
  text-align: right;
}


/* JOURNAL INDEX */

.pdn-journal-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid rgba(26, 35, 50, 0.12);
  border-radius: var(--pdn-radius-card);
  overflow: hidden;
  margin-top: 48px;
}

.pdn-journal-featured__img {
  aspect-ratio: 4/3;
  overflow: hidden;
}

.pdn-journal-featured__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pdn-journal-featured__body {
  padding: 40px;
  background: var(--pdn-scale-white);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.pdn-journal-featured__tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pdn-signal-grounded);
  margin-bottom: 12px;
}

.pdn-journal-featured__h2 {
  font-family: 'Newsreader', serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.pdn-journal-featured__excerpt {
  font-size: 14px;
  line-height: 1.65;
  color: var(--pdn-note-soft);
  margin-bottom: 20px;
}

.pdn-journal-featured__meta {
  font-size: 12px;
  color: var(--pdn-note-soft);
  font-family: 'IBM Plex Mono', monospace;
}

.pdn-journal-featured__link {
  text-decoration: none;
  color: inherit;
}

.pdn-journal-featured__link:hover .pdn-journal-featured__h2 {
  color: var(--pdn-signal-grounded);
}

.pdn-journal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.pdn-journal-card {
  border: 1px solid rgba(26, 35, 50, 0.1);
  border-radius: var(--pdn-radius-card);
  overflow: hidden;
  background: var(--pdn-scale-white);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
  display: flex;
  flex-direction: column;
}

.pdn-journal-card:hover {
  box-shadow: 0 4px 24px rgba(26, 35, 50, 0.1);
  transform: translateY(-2px);
}

.pdn-journal-card__cover {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--pdn-scale-base);
}

.pdn-journal-card__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.pdn-journal-card:hover .pdn-journal-card__cover img {
  transform: scale(1.02);
}

.pdn-journal-card__body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.pdn-journal-card__title {
  font-family: 'Newsreader', serif;
  font-size: 17px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
  flex: 1;
}

.pdn-journal-card__excerpt {
  font-size: 13px;
  line-height: 1.6;
  color: var(--pdn-note-soft);
  margin-bottom: 12px;
}

.pdn-journal-card__meta {
  font-size: 12px;
  color: var(--pdn-note-soft);
  font-family: 'IBM Plex Mono', monospace;
}

.pdn-journal-card__link {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  height: 100%;
}


/* ARTICLE PAGES */

.pdn-article-hero {
  padding-top: var(--pdn-nav-h);
  background: var(--pdn-scale-wash);
}

.pdn-article-hero__inner {
  max-width: var(--pdn-max-w);
  margin: 0 auto;
  padding: 56px 24px 0;
}

.pdn-article-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-family: 'IBM Plex Mono', monospace;
  color: var(--pdn-signal-grounded);
  text-decoration: none;
  margin-bottom: 28px;
  transition: color 0.2s;
}

.pdn-article-back:hover {
  color: var(--pdn-note-deep);
  text-decoration: none;
}

.pdn-article-hero__tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pdn-signal-grounded);
  margin-bottom: 16px;
}

.pdn-article-hero__h1 {
  font-family: 'Newsreader', serif;
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  color: var(--pdn-note-deep);
  line-height: 1.15;
  letter-spacing: -0.02em;
  max-width: 800px;
  margin-bottom: 20px;
}

.pdn-article-hero__meta {
  font-size: 13px;
  font-family: 'IBM Plex Mono', monospace;
  color: var(--pdn-note-soft);
  margin-bottom: 40px;
}

.pdn-article-hero__cover {
  width: 100%;
  max-width: 920px;
  margin: 0 auto;
  aspect-ratio: 1200 / 630;
  overflow: hidden;
  border-radius: var(--pdn-radius-card) var(--pdn-radius-card) 0 0;
}

.pdn-article-hero__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pdn-article-body {
  background: var(--pdn-scale-white);
  padding: 64px 0;
}

.pdn-article-body__inner {
  max-width: var(--pdn-max-prose);
  margin: 0 auto;
  padding: 0 24px;
}

.pdn-article-body__inner h2 {
  font-family: 'Newsreader', serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  margin: 40px 0 16px;
  letter-spacing: -0.02em;
}

.pdn-article-body__inner h3 {
  font-family: 'Newsreader', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  margin: 32px 0 12px;
}

.pdn-article-body__inner p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--pdn-note-soft);
  margin-bottom: 20px;
}

.pdn-article-body__inner .pdn-article-byline {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'IBM Plex Mono', 'Courier New', monospace;
  font-size: 12px;
  line-height: 1.4;
  color: var(--pdn-note-dim);
  letter-spacing: 0.02em;
  margin-bottom: 36px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--pdn-note-bright);
}

.pdn-article-body__inner .pdn-article-byline strong {
  color: var(--pdn-note-soft);
  font-weight: 600;
}

.pdn-article-body__inner ul,
.pdn-article-body__inner ol {
  list-style: disc;
  padding-left: 22px;
  margin-bottom: 20px;
}

.pdn-article-body__inner li {
  font-size: 16px;
  line-height: 1.75;
  color: var(--pdn-note-soft);
  margin-bottom: 6px;
}

.pdn-article-body__inner pre {
  background: var(--pdn-scale-zero);
  color: var(--pdn-note-bright);
  padding: 20px;
  border-radius: var(--pdn-radius-card);
  overflow-x: auto;
  margin: 20px 0;
  max-width: 100%;
}

.pdn-article-body__inner code {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.9em;
  background: rgba(26, 35, 50, 0.06);
  padding: 2px 5px;
  border-radius: 2px;
  color: var(--pdn-note-deep);
}

.pdn-article-body__inner pre code {
  background: none;
  padding: 0;
  color: var(--pdn-note-bright);
}

.pdn-article-body__inner figure {
  max-width: 100%;
  margin: 24px 0;
  padding: 0 24px;
  box-sizing: border-box;
}

.pdn-article-body__inner figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--pdn-radius-card);
}

.pdn-article-related {
  background: var(--pdn-scale-wash);
  padding: 64px 0;
}

.pdn-article-related__inner {
  max-width: var(--pdn-max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.pdn-article-related__heading {
  font-family: 'Newsreader', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}

.pdn-article-related__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}


/* LEGAL PAGES */

.pdn-legal-header {
  padding-top: calc(var(--pdn-nav-h) + 56px);
  padding-bottom: 48px;
  background: var(--pdn-scale-wash);
}

.pdn-legal-header__inner {
  max-width: var(--pdn-max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.pdn-legal-header__h1 {
  font-family: 'Newsreader', serif;
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  color: var(--pdn-note-deep);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.pdn-legal-header__updated {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: var(--pdn-note-soft);
}

.pdn-legal-content {
  background: var(--pdn-scale-white);
  padding: 64px 0;
}

.pdn-legal-content__inner {
  max-width: var(--pdn-max-prose);
  margin: 0 auto;
  padding: 0 24px;
}

.pdn-legal-content__inner h2 {
  font-family: 'Newsreader', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  margin: 40px 0 12px;
  letter-spacing: -0.01em;
}

.pdn-legal-content__inner h2:first-child {
  margin-top: 0;
}

.pdn-legal-content__inner p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--pdn-note-soft);
  margin-bottom: 16px;
}

.pdn-legal-content__inner ul {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 16px;
}

.pdn-legal-content__inner li {
  font-size: 15px;
  line-height: 1.75;
  color: var(--pdn-note-soft);
  margin-bottom: 6px;
}

.pdn-legal-content__inner a {
  color: var(--pdn-signal-grounded);
}


/* AUTH / LOGIN */

.pdn-auth-page {
  min-height: 100vh;
  background: var(--pdn-scale-wash);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 16px;
}

.pdn-auth-card {
  background: var(--pdn-scale-white);
  border: 1px solid rgba(26, 35, 50, 0.12);
  border-radius: var(--pdn-radius-card);
  padding: 44px 40px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 4px 24px rgba(26, 35, 50, 0.08);
}

.pdn-auth-card__logo {
  display: flex;
  justify-content: center;
  margin-bottom: 32px;
}

.pdn-auth-card__logo img {
  height: 28px;
  width: auto;
}

.pdn-auth-tabs {
  display: flex;
  border-bottom: 2px solid rgba(26, 35, 50, 0.1);
  margin-bottom: 28px;
  gap: 0;
}

.pdn-auth-tab {
  flex: 1;
  padding: 10px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--pdn-note-soft);
  text-align: center;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.2s, border-color 0.2s;
}

.pdn-auth-tab.is-active {
  color: var(--pdn-signal-grounded);
  border-bottom-color: var(--pdn-signal-grounded);
}

.pdn-auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pdn-auth-panel {
  display: none;
}

.pdn-auth-panel.is-active {
  display: block;
}

.pdn-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pdn-field__label {
  font-size: 13px;
  font-weight: 500;
  color: var(--pdn-note-deep);
}

.pdn-field__input {
  width: 100%;
  padding: 10px 12px;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 14px;
  color: var(--pdn-note-deep);
  background: var(--pdn-scale-white);
  border: 1px solid rgba(26, 35, 50, 0.2);
  border-radius: var(--pdn-radius-input);
  outline: none;
  transition: border-color 0.2s;
}

.pdn-field__input:focus {
  border-color: var(--pdn-signal-grounded);
  box-shadow: 0 0 0 3px rgba(0, 109, 96, 0.12);
}

.pdn-field__input::placeholder {
  color: rgba(85, 96, 112, 0.5);
}

.pdn-auth-form__submit {
  margin-top: 4px;
}

.pdn-auth-form__submit .pdn-btn {
  width: 100%;
}

.pdn-auth-form__link {
  font-size: 13px;
  text-align: center;
  color: var(--pdn-note-soft);
  margin-top: 12px;
}

.pdn-auth-form__link a {
  color: var(--pdn-signal-grounded);
}

.pdn-auth-card__legal {
  margin-top: 24px;
  text-align: center;
  font-size: 12px;
  color: var(--pdn-note-soft);
  line-height: 1.5;
}

.pdn-auth-card__legal a {
  color: var(--pdn-note-soft);
  text-decoration: underline;
}

.pdn-auth-confirm {
  display: none;
  text-align: center;
  padding: 20px 0;
}

.pdn-auth-confirm.is-active {
  display: block;
}

.pdn-auth-confirm__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(0, 109, 96, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.pdn-auth-confirm__title {
  font-family: 'Newsreader', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  margin-bottom: 12px;
}

.pdn-auth-confirm__msg {
  font-size: 14px;
  line-height: 1.65;
  color: var(--pdn-note-soft);
}

.pdn-auth-inline-error {
  display: none;
  font-size: 13px;
  color: #B91C1C;
  background: rgba(185, 28, 28, 0.07);
  padding: 10px 12px;
  border-radius: 2px;
  border: 1px solid rgba(185, 28, 28, 0.15);
}

.pdn-auth-inline-error.is-visible {
  display: block;
}


/* FOOTER */

.pdn-footer {
  background: var(--pdn-scale-zero);
  padding: 64px 0 0;
}

.pdn-footer__inner {
  max-width: var(--pdn-max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.pdn-footer__top {
  display: grid;
  grid-template-columns: 200px repeat(3, 1fr);
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

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

.pdn-footer__brand img {
  height: 26px;
  width: auto;
}

.pdn-footer__tagline {
  font-size: 13px;
  color: var(--pdn-note-dim);
  line-height: 1.55;
}

.pdn-footer__col-head {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pdn-note-dim);
  margin-bottom: 16px;
}

.pdn-footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pdn-footer__link {
  font-size: 14px;
  color: var(--pdn-note-dim);
  text-decoration: none;
  transition: color 0.2s;
}

.pdn-footer__link:hover {
  color: var(--pdn-note-bright);
  text-decoration: none;
}

.pdn-footer__bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.pdn-footer__copy {
  font-size: 13px;
  color: var(--pdn-note-dim);
}

.pdn-footer__legal-links {
  display: flex;
  align-items: center;
  gap: 16px;
}

.pdn-footer__legal-link {
  font-size: 13px;
  color: var(--pdn-note-dim);
  text-decoration: none;
  transition: color 0.2s;
}

.pdn-footer__legal-link:hover {
  color: var(--pdn-note-bright);
}


/* COOKIE BANNER */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--pdn-scale-base);
  border-top: 1px solid rgba(255,255,255,0.09);
  padding: 16px 24px;
}

.cookie-banner__inner {
  max-width: var(--pdn-max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.cookie-banner__text {
  flex: 1;
  font-size: 14px;
  color: var(--pdn-note-dim);
  line-height: 1.5;
  min-width: 240px;
}

.cookie-banner__text a {
  color: var(--pdn-signal-high);
  text-decoration: underline;
}

.cookie-banner__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.cookie-banner__btn {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 13px;
  font-weight: 500;
  padding: 8px 18px;
  border-radius: var(--pdn-radius-btn);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: opacity 0.2s;
  text-decoration: none;
}

.cookie-banner__btn--primary {
  background: var(--pdn-signal-high);
  color: var(--pdn-btn-ink);
  border-color: var(--pdn-signal-high);
}

.cookie-banner__btn--primary:hover {
  opacity: 0.88;
}

.cookie-banner__btn--secondary {
  background: transparent;
  color: var(--pdn-note-dim);
  border-color: rgba(120, 144, 168, 0.4);
}

.cookie-banner__btn--secondary:hover {
  color: var(--pdn-note-bright);
  border-color: var(--pdn-note-dim);
}


/* FADE-IN REVEAL */

.pdn-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.pdn-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .pdn-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}


/* INLINE SVG - HOW IT WORKS */

.pdn-hiw-svg {
  width: 100%;
  max-width: 700px;
  margin: 48px auto 0;
  overflow: visible;
}


/* PRICING PREVIEW (index) */

.pdn-pricing-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 40px;
}

.pdn-pricing-preview__tier {
  border: 1px solid rgba(26, 35, 50, 0.12);
  border-radius: var(--pdn-radius-card);
  padding: 24px;
  text-align: center;
  background: var(--pdn-scale-white);
}

.pdn-pricing-preview__name {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pdn-note-soft);
  margin-bottom: 8px;
}

.pdn-pricing-preview__price {
  font-family: 'Newsreader', serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--pdn-note-deep);
  margin-bottom: 4px;
}

.pdn-pricing-preview__quota {
  font-size: 12px;
  color: var(--pdn-note-soft);
}


/* CALIBRATION SECTION */

.pdn-calibration-inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}


/* RESPONSIVE */

@media (max-width: 900px) {
  .pdn-nav__links,
  .pdn-nav__cta {
    display: none;
  }

  .pdn-nav__toggle {
    display: flex;
  }

  .pdn-nav__mobile-menu {
    display: none;
    position: fixed;
    top: var(--pdn-nav-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--pdn-scale-zero);
    z-index: 899;
    overflow-y: auto;
    padding: 24px;
  }

  .pdn-nav__mobile-menu.is-open {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  .pdn-nav__mobile-link {
    display: block;
    font-size: 18px;
    font-weight: 500;
    color: var(--pdn-note-bright);
    padding: 14px 8px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    text-decoration: none;
    transition: color 0.2s;
  }

  .pdn-nav__mobile-link:hover {
    color: var(--pdn-signal-high);
  }

  .pdn-nav__mobile-cta {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .pdn-nav__mobile-cta .pdn-btn {
    width: 100%;
    justify-content: center;
  }

  .pdn-steps {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .pdn-steps::after {
    display: none;
  }

  .pdn-metrics {
    grid-template-columns: 1fr;
  }

  .pdn-testimonials-grid {
    grid-template-columns: 1fr;
  }

  .pdn-pricing-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .pdn-pricing-preview {
    grid-template-columns: 1fr;
  }

  .pdn-team-grid {
    grid-template-columns: 1fr 1fr;
  }

  .pdn-values-grid {
    grid-template-columns: 1fr 1fr;
  }

  .pdn-dimensions-grid {
    grid-template-columns: 1fr;
  }

  .pdn-journal-featured {
    grid-template-columns: 1fr;
  }

  .pdn-journal-grid {
    grid-template-columns: 1fr 1fr;
  }

  .pdn-article-related__grid {
    grid-template-columns: 1fr 1fr;
  }

  .pdn-footer__top {
    grid-template-columns: 1fr 1fr;
  }

  .pdn-docs-layout {
    grid-template-columns: 1fr;
  }

  .pdn-docs-sidebar {
    position: static;
    max-height: none;
    border-right: none;
    border-bottom: 1px solid rgba(26, 35, 50, 0.12);
    padding: 24px;
  }

  .pdn-docs-content {
    padding: 32px 24px;
  }

  .pdn-bm-preview__head,
  .pdn-bm-preview__row {
    grid-template-columns: 1fr 1fr 60px;
  }

  .pdn-endpoint {
    grid-template-columns: 80px 1fr;
    grid-template-rows: auto auto;
  }

  .pdn-endpoint__desc {
    grid-column: 1 / -1;
  }

  .pdn-code-block__two-panel {
    grid-template-columns: 1fr;
  }

  .pdn-code-block__two-panel .pdn-code-block__panel + .pdn-code-block__panel {
    border-left: none;
    border-top: 1px solid rgba(255,255,255,0.06);
  }
}

@media (max-width: 600px) {
  :root {
    --pdn-nav-h: 56px;
  }

  .pdn-section {
    padding: 56px 0;
  }

  .pdn-section--lg {
    padding: 80px 0;
  }

  .pdn-hero__sub {
    font-size: 16px;
  }

  .pdn-hero__cta {
    flex-direction: column;
    align-items: stretch;
  }

  .pdn-hero__cta .pdn-btn {
    width: 100%;
    justify-content: center;
  }

  .pdn-team-grid {
    grid-template-columns: 1fr;
  }

  .pdn-values-grid {
    grid-template-columns: 1fr;
  }

  .pdn-journal-grid {
    grid-template-columns: 1fr;
  }

  .pdn-article-related__grid {
    grid-template-columns: 1fr;
  }

  .pdn-footer__top {
    grid-template-columns: 1fr;
  }

  .pdn-table thead {
    display: none;
  }

  .pdn-table tbody tr {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid rgba(26, 35, 50, 0.12);
  }

  .pdn-table td {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 16px;
  }

  .pdn-table td::before {
    content: attr(data-label);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--pdn-note-soft);
    flex-shrink: 0;
    margin-right: 8px;
  }

  .pdn-auth-card {
    padding: 32px 24px;
  }
}

@media (max-width: 400px) {
  .pdn-score-panel {
    padding: 20px;
  }
}