@font-face {
  font-family: PoseidonSourceSans;
  src: url('/poseidon/fonts/SourceSans3-Variable.ttf') format('truetype');
  font-display: swap;
  font-weight: 100 900;
}
@font-face {
  font-family: PoseidonInstrument;
  src: url('/poseidon/fonts/InstrumentSans-Variable.ttf') format('truetype');
  font-display: swap;
  font-weight: 100 900;
}
.pd-shell {
  --pd-bg: #122f38;
  --pd-surface: #193b44;
  --pd-ink: #f0f1df;
  --pd-muted: #c8d9d8;
  --pd-gold: #f2c879;
  --pd-line: #dfefee30;
  background: var(--pd-bg);
  color: var(--pd-ink);
  font-family: PoseidonSourceSans, Arial, sans-serif;
  font-synthesis: none;
  min-height: 100svh;
  width: 100%;
  text-align: left;
  line-height: 1.7;
  color-scheme: dark;
}
.pd-shell * {
  box-sizing: border-box;
}
.pd-shell a {
  color: inherit;
  text-decoration: none;
}
.pd-shell a:focus-visible,
.pd-shell button:focus-visible,
.pd-shell input:focus-visible,
.pd-shell select:focus-visible,
.pd-shell textarea:focus-visible {
  outline: 2px solid var(--pd-gold);
  outline-offset: 5px;
}
.pd-shell ::selection {
  background: var(--pd-gold);
  color: var(--pd-bg);
}
.pd-header {
  width: min(1280px, 90%);
  margin: auto;
  padding: 27px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 22px;
  border-bottom: 1px solid var(--pd-line);
}
.pd-brand {
  font-family: PoseidonInstrument, Arial, sans-serif;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.2;
}
.pd-back {
  font-size: 12px;
  color: var(--pd-muted) !important;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
}
.pd-back:hover {
  color: var(--pd-gold) !important;
}
.pd-main {
  width: min(1140px, 86%);
  margin: auto;
}
.pd-tabs {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
  padding-top: 28px;
}
.pd-tabs a {
  font-size: 13px;
  padding: 10px 0;
  border-bottom: 2px solid transparent;
  color: var(--pd-muted);
}
.pd-tabs a[aria-current='page'] {
  color: var(--pd-gold);
  border-color: var(--pd-gold);
}
.pd-tabs a:hover {
  color: var(--pd-ink);
}
.pd-hero {
  padding: 76px 0 42px;
  max-width: 880px;
}
.pd-eyebrow {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.17em;
  color: var(--pd-gold);
  margin: 0 0 20px;
}
.pd-hero h1 {
  font-family: PoseidonInstrument, Arial, sans-serif;
  font-weight: 600;
  font-size: clamp(48px, 6.7vw, 88px);
  line-height: 1.08;
  letter-spacing: -0.035em;
  text-wrap: balance;
  margin: 0 0 27px;
}
.pd-intro {
  font-size: 18px;
  max-width: 650px;
  color: var(--pd-muted);
  line-height: 1.7;
  margin: 0;
}
.pd-date {
  font-size: 12px;
  color: var(--pd-muted);
  margin: 25px 0 0;
}
.pd-date a {
  text-decoration: underline;
  text-underline-offset: 4px;
}
.pd-summary {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 30px;
  padding: 26px 30px;
  border: 1px solid var(--pd-line);
  border-left: 3px solid var(--pd-gold);
  border-radius: 2px;
  margin: 0 0 72px;
  max-width: 1020px;
}
.pd-summary .pd-eyebrow {
  margin: 4px 0;
}
.pd-summary p {
  margin: 0;
  font-size: 15px;
  max-width: 760px;
  color: var(--pd-muted);
}
.pd-reading {
  display: grid;
  grid-template-columns: 235px minmax(0, 720px);
  gap: 70px;
  padding-bottom: 90px;
}
.pd-toc nav {
  position: sticky;
  top: 32px;
}
.pd-toc a {
  display: block;
  font-size: 12px;
  line-height: 1.55;
  padding: 9px 0;
  color: var(--pd-muted);
}
.pd-toc a:hover {
  color: var(--pd-gold);
}
.pd-article {
  min-width: 0;
}
.pd-section {
  scroll-margin-top: 32px;
  margin-bottom: 40px;
  padding-top: 8px;
}
.pd-section + .pd-section {
  border-top: 1px solid var(--pd-line);
  padding-top: 34px;
}
.pd-section h2,
.pd-form h2 {
  font-family: PoseidonInstrument, Arial, sans-serif;
  font-size: 23px;
  line-height: 1.35;
  font-weight: 600;
  letter-spacing: -0.025em;
  margin: 0 0 18px;
}
.pd-section p {
  font-size: 15px;
  line-height: 1.9;
  color: var(--pd-muted);
  margin: 0 0 16px;
}
.pd-section strong {
  font-weight: 650;
  color: var(--pd-ink);
}
.pd-section a,
.pd-form p a,
.pd-small a {
  color: var(--pd-ink);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: #f2c87980;
  overflow-wrap: anywhere;
}
.pd-section a:hover {
  color: var(--pd-gold);
}
.pd-section.pd-emphasis {
  padding: 26px;
  background: var(--pd-surface);
  border: 1px solid var(--pd-line);
  border-radius: 5px;
}
.pd-end {
  border-top: 1px solid var(--pd-line);
  padding: 25px 0;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 13px;
  flex-wrap: wrap;
}
.pd-end > span {
  color: var(--pd-muted);
}
.pd-end a {
  color: var(--pd-gold);
}
.pd-footer {
  width: min(1280px, 90%);
  margin: auto;
  border-top: 1px solid var(--pd-line);
  padding: 38px 0 50px;
  display: flex;
  justify-content: space-between;
  gap: 35px;
  align-items: flex-start;
}
.pd-footer .pd-brand {
  font-family: PoseidonInstrument, Arial, sans-serif;
  font-size: 21px;
}
.pd-footer p {
  font-size: 11px;
  line-height: 1.7;
  color: var(--pd-muted);
  margin: 10px 0 0;
}
.pd-footer nav {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  max-width: 450px;
  font-size: 12px;
}
.pd-footer nav a {
  min-height: 36px;
  display: flex;
  align-items: center;
}
.pd-footer nav a:hover {
  color: var(--pd-gold);
}
.pd-skip {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 99;
  padding: 10px 18px;
  background: var(--pd-gold);
  color: var(--pd-bg) !important;
  transform: translateY(-160%);
}
.pd-skip:focus {
  transform: translateY(0);
}
.pd-contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 72px;
  margin: 8px 0 90px;
}
.pd-contact-aside {
  padding-top: 32px;
}
.pd-email {
  font-family: PoseidonInstrument, Arial, sans-serif;
  font-size: clamp(20px, 2.3vw, 31px);
  line-height: 1.4;
  letter-spacing: -0.025em;
  overflow-wrap: anywhere;
}
.pd-email span {
  color: var(--pd-gold);
  font-family: PoseidonSourceSans, Arial, sans-serif;
  font-size: 20px;
}
.pd-contact-aside > p:not(.pd-eyebrow) {
  font-size: 13px;
  color: var(--pd-muted);
}
.pd-note {
  border-top: 1px solid var(--pd-line);
  border-bottom: 1px solid var(--pd-line);
  padding: 15px 0;
  margin: 30px 0;
}
.pd-note p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--pd-muted);
}
.pd-form {
  position: relative;
  padding: 32px;
  background: var(--pd-surface);
  border: 1px solid var(--pd-line);
  border-radius: 8px;
  min-width: 0;
}
.pd-form label {
  display: flex;
  flex-direction: column;
  font-size: 13px;
  line-height: 1.5;
  gap: 9px;
  margin: 20px 0 0;
}
.pd-form label .pd-label {
  font-size: 13px;
  color: var(--pd-ink);
}
.pd-label small {
  font-size: 11px;
  color: var(--pd-muted);
}
.pd-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.pd-form input,
.pd-form select,
.pd-form textarea {
  font: inherit;
  font-size: 16px;
  color: var(--pd-ink);
  width: 100%;
  min-width: 0;
  border: 1px solid #dfefee50;
  border-radius: 4px;
  background: #102d36;
  padding: 12px;
  min-height: 48px;
}
.pd-form textarea {
  resize: vertical;
  line-height: 1.6;
}
.pd-form input:user-invalid,
.pd-form textarea:user-invalid {
  border-color: #f4b6a1;
}
.pd-small {
  font-size: 12px !important;
  line-height: 1.75;
  color: var(--pd-muted);
  margin: 15px 0;
}
.pd-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  background: var(--pd-gold);
  color: #122f38;
  border: 1px solid var(--pd-gold);
  border-radius: 4px;
  padding: 14px 20px;
  cursor: pointer;
  min-height: 50px;
  width: 100%;
  margin-top: 20px;
}
.pd-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.pd-button:not(:disabled):hover {
  background: #ffe0a6;
}
.pd-status:empty {
  display: none;
}
.pd-status {
  font-size: 14px;
  line-height: 1.6;
  padding: 15px;
  margin: 16px 0;
  border-left: 2px solid var(--pd-gold);
  background: #122f38;
}
.pd-status[data-state='error'] {
  border-color: #f4b6a1;
}
.pd-honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.pd-form #pd-challenge {
  margin-top: 20px;
  min-width: 0;
  overflow: hidden;
}
@media (max-width: 900px) {
  .pd-reading {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 35px;
  }
  .pd-contact-grid {
    gap: 30px;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
  }
  .pd-form {
    padding: 25px;
  }
  .pd-fields {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .pd-footer {
    flex-wrap: wrap;
  }
  .pd-footer > p {
    width: 100%;
  }
}
@media (max-width: 640px) {
  .pd-header {
    padding: 19px 0;
    width: 88%;
  }
  .pd-brand {
  font-family: PoseidonInstrument, Arial, sans-serif;
    font-size: 23px;
  }
  .pd-back {
    font-size: 11px;
    gap: 7px;
  }
  .pd-main {
    width: 88%;
  }
  .pd-tabs {
    gap: 0;
    justify-content: space-between;
    padding-top: 17px;
  }
  .pd-tabs a {
    font-size: 12px;
    padding: 12px 0;
  }
  .pd-hero {
    padding: 49px 0 30px;
  }
  .pd-hero h1 {
    font-size: clamp(43px, 11vw, 62px);
    margin-bottom: 22px;
  }
  .pd-intro {
    font-size: 16px;
  }
  .pd-eyebrow {
    font-size: 9px;
    letter-spacing: 0.13em;
  }
  .pd-date {
    line-height: 1.9;
  }
  .pd-summary {
    display: block;
    padding: 21px;
    margin-bottom: 35px;
  }
  .pd-summary .pd-eyebrow {
    display: block;
    margin: 0 0 10px;
  }
  .pd-summary p {
    font-size: 14px;
  }
  .pd-reading {
    display: block;
    padding-bottom: 40px;
  }
  .pd-toc {
    border-bottom: 1px solid var(--pd-line);
    margin-bottom: 35px;
    padding-bottom: 24px;
  }
  .pd-toc nav {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px 18px;
  }
  .pd-toc .pd-eyebrow {
    grid-column: 1/-1;
    margin-bottom: 8px;
  }
  .pd-toc a {
    font-size: 11px;
    padding: 8px 0;
  }
  .pd-section {
    margin-bottom: 28px;
    scroll-margin-top: 20px;
  }
  .pd-section h2 {
    font-size: 21px;
  }
  .pd-section p {
    font-size: 14px;
    line-height: 1.85;
  }
  .pd-section.pd-emphasis {
    padding: 20px;
  }
  .pd-contact-grid {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 44px;
  }
  .pd-contact-aside {
    padding-top: 0;
  }
  .pd-contact-aside .pd-eyebrow {
    margin-bottom: 12px;
  }
  .pd-email {
    font-size: 29px;
  }
  .pd-note {
    margin: 22px 0;
  }
  .pd-form {
    padding: 22px;
  }
  .pd-form h2 {
    font-size: 24px;
  }
  .pd-footer {
    width: 88%;
    padding: 30px 0;
    gap: 20px;
  }
  .pd-footer nav {
    gap: 5px 21px;
  }
  .pd-footer > p {
    margin: 0;
  }
  .pd-end {
    flex-direction: column;
    gap: 8px;
  }
}
@media (prefers-reduced-motion: no-preference) {
  .pd-shell a,
  .pd-button {
    transition:
      color 0.15s,
      background 0.15s,
      border-color 0.15s;
  }
}
@media print {
  .pd-shell {
    background: white;
    color: #111;
    --pd-ink: #111;
    --pd-muted: #333;
    --pd-line: #bbb;
    --pd-gold: #333;
    --pd-surface: #f4f4f4;
    color-scheme: light;
  }
  .pd-tabs,
  .pd-toc,
  .pd-back,
  .pd-footer,
  .pd-end,
  .pd-form,
  .pd-skip {
    display: none;
  }
  .pd-main,
  .pd-header {
    width: 100%;
  }
  .pd-hero {
    padding: 25px 0;
  }
  .pd-hero h1 {
    font-size: 38px;
  }
  .pd-reading {
    display: block;
  }
  .pd-summary {
    margin-bottom: 25px;
  }
  .pd-section {
    break-inside: avoid;
  }
  .pd-section h2 {
    break-after: avoid;
  }
  .pd-section p {
    font-size: 11pt;
  }
  .pd-date a {
    display: none;
  }
}

.pd-brand img { width: 40px; height: 40px; object-fit: contain; flex-shrink: 0; }
.pd-footer .pd-brand img { width: 32px; height: 32px; }
@media (max-width: 600px) { .pd-header .pd-brand img { width: 32px; height: 32px; } }