:root {
  --aqua-forest: #0b1d19;
  --aqua-lake: #1282a2;
  --aqua-mint: #00a896;
  --aqua-paper: #fefcfb;
  --aqua-mute: color-mix(in srgb, var(--aqua-paper) 74%, var(--aqua-forest));
  --aqua-line: color-mix(in srgb, var(--aqua-mint) 28%, transparent);
  --aqua-wash: color-mix(in srgb, var(--aqua-mint) 10%, transparent);
  --aqua-panel: color-mix(in srgb, var(--aqua-forest) 72%, #04110e);
  --aqua-glass: color-mix(in srgb, var(--aqua-forest) 82%, transparent);
  --aqua-bar-h: 4.35rem;
  --aqua-wide: 76rem;
  --aqua-read: 44rem;
  --aqua-ease: cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Source Sans 3", system-ui, sans-serif;
  color: var(--aqua-paper);
  line-height: 1.7;
  background:
    radial-gradient(42rem 26rem at 6% -8%, color-mix(in srgb, var(--aqua-mint) 16%, transparent), transparent 58%),
    radial-gradient(36rem 22rem at 96% 8%, color-mix(in srgb, var(--aqua-lake) 18%, transparent), transparent 54%),
    linear-gradient(180deg, color-mix(in srgb, var(--aqua-mint) 6%, var(--aqua-forest)) 0%, var(--aqua-forest) 18rem);
  background-color: var(--aqua-forest);
}

body.aqua-is-lock {
  overflow: hidden;
}

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

a {
  color: var(--aqua-mint);
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--aqua-paper);
}

h1,
h2,
h3,
.aqua-mark span,
.aqua-kicker {
  font-family: Fraunces, "Times New Roman", serif;
  font-weight: 650;
  letter-spacing: -0.028em;
  line-height: 1.15;
  color: var(--aqua-paper);
}

h1 {
  font-size: clamp(1.85rem, 4.6vw, 3.15rem);
  margin: 0 0 1rem;
  font-variation-settings: "SOFT" 40, "WONK" 0.4;
}

h2 {
  font-size: clamp(1.32rem, 2.4vw, 1.92rem);
  margin: 0 0 0.9rem;
}

h3 {
  font-size: 1.05rem;
  margin: 0;
}

p {
  margin: 0 0 1rem;
  color: var(--aqua-mute);
}

p:last-child {
  margin-bottom: 0;
}

.aqua-skip {
  position: absolute;
  left: 0.8rem;
  top: -4rem;
  z-index: 90;
  padding: 0.45rem 0.8rem;
  background: var(--aqua-lake);
  color: var(--aqua-paper);
  text-decoration: none;
  border-radius: 0.35rem;
}

.aqua-skip:focus {
  top: 0.8rem;
}

.aqua-shell {
  width: min(100% - 1.5rem, var(--aqua-wide));
  margin-inline: auto;
}

.aqua-bar {
  position: sticky;
  top: 0;
  z-index: 40;
  min-height: var(--aqua-bar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 1rem;
  background: var(--aqua-glass);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
}

.aqua-bar.aqua-is-stuck {
  border-bottom-color: var(--aqua-line);
}

.aqua-mark {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--aqua-paper);
  text-decoration: none;
  font-weight: 650;
  white-space: nowrap;
}

.aqua-mark img {
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 0.4rem;
}

.aqua-nav {
  display: none;
  align-items: center;
  gap: 0.95rem;
  font-size: 0.9rem;
}

.aqua-nav a {
  color: var(--aqua-paper);
  text-decoration: none;
  opacity: 0.84;
  border-bottom: 1px solid transparent;
  padding-bottom: 0.1rem;
}

.aqua-nav a:hover,
.aqua-pane a:hover {
  color: var(--aqua-mint);
  opacity: 1;
  border-bottom-color: var(--aqua-mint);
}

.aqua-btn,
.aqua-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.65rem;
  padding: 0.5rem 1.05rem;
  border-radius: 0.4rem;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s var(--aqua-ease), color 0.2s var(--aqua-ease), border-color 0.2s var(--aqua-ease);
}

.aqua-btn {
  background: var(--aqua-lake);
  color: var(--aqua-paper);
}

.aqua-btn:hover {
  background: var(--aqua-mint);
  color: var(--aqua-forest);
}

.aqua-ghost {
  background: transparent;
  color: var(--aqua-paper);
  border-color: var(--aqua-line);
}

.aqua-ghost:hover {
  border-color: var(--aqua-mint);
  color: var(--aqua-mint);
}

.aqua-burger {
  width: 2.55rem;
  height: 2.55rem;
  border: 1px solid var(--aqua-line);
  border-radius: 0.4rem;
  background: var(--aqua-panel);
  display: grid;
  place-items: center;
  gap: 0.26rem;
  padding: 0;
  cursor: pointer;
}

.aqua-burger span {
  display: block;
  width: 1.05rem;
  height: 2px;
  background: var(--aqua-paper);
}

.aqua-pane {
  position: fixed;
  inset: var(--aqua-bar-h) 0 auto 0;
  z-index: 35;
  display: none;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1rem 1.15rem 1.3rem;
  background: var(--aqua-panel);
  border-bottom: 1px solid var(--aqua-line);
}

.aqua-pane.aqua-is-open {
  display: flex;
}

.aqua-pane a {
  color: var(--aqua-paper);
  text-decoration: none;
  font-weight: 600;
}

.aqua-open,
.aqua-chapter,
.aqua-legal {
  scroll-margin-top: calc(var(--aqua-bar-h) + 0.7rem);
}

.aqua-open {
  padding: 2.3rem 0 1.4rem;
}

.aqua-open-copy {
  max-width: 46rem;
  padding-left: 1rem;
  border-left: 3px solid var(--aqua-mint);
}

.aqua-kicker {
  display: inline-block;
  margin: 0 0 0.85rem;
  font-size: 0.82rem;
  font-weight: 500;
  font-style: italic;
  letter-spacing: 0.04em;
  color: var(--aqua-mint);
}

.aqua-acts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.15rem;
}

.aqua-frame {
  display: grid;
  gap: 1.4rem;
  padding-bottom: 2rem;
}

.aqua-index {
  display: none;
}

.aqua-index a {
  display: block;
  color: var(--aqua-mute);
  text-decoration: none;
  font-size: 0.86rem;
  padding: 0.28rem 0;
  border-left: 2px solid transparent;
  padding-left: 0.7rem;
}

.aqua-index a:hover {
  color: var(--aqua-mint);
  border-left-color: var(--aqua-mint);
}

.aqua-index p {
  margin: 0 0 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--aqua-mint);
}

.aqua-story {
  min-width: 0;
  display: grid;
  gap: 0;
  counter-reset: aqua-ch;
}

.aqua-chapter {
  padding: 1.45rem 0 1.55rem;
  border-top: 1px solid var(--aqua-line);
}

.aqua-chapter h2::before {
  counter-increment: aqua-ch;
  content: counter(aqua-ch, decimal-leading-zero);
  display: inline-block;
  margin-right: 0.7rem;
  color: var(--aqua-mint);
  font-size: 0.78em;
  font-weight: 500;
  letter-spacing: 0.06em;
}

.aqua-ask h2::before {
  content: none;
  margin: 0;
}

.aqua-shot {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--aqua-line);
  border-radius: 0.55rem;
  background: var(--aqua-panel);
}

.aqua-shot img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.aqua-shot figcaption {
  padding: 0.75rem 1rem 0.95rem;
  color: var(--aqua-mute);
  font-size: 0.9rem;
}

.aqua-plate,
.aqua-wall,
.aqua-gate {
  padding: 0.4rem 0 0.2rem;
}

.aqua-folio,
.aqua-tables,
.aqua-hint,
.aqua-balance {
  display: grid;
  gap: 1rem;
}

.aqua-col {
  min-width: 0;
}

.aqua-tempo p,
.aqua-notes .aqua-col {
  padding-left: 0.95rem;
  border-left: 2px solid var(--aqua-mint);
}

.aqua-notes {
  display: grid;
  gap: 1rem;
}

.aqua-hint {
  padding: 1.1rem 1.15rem;
  background: var(--aqua-wash);
  border: 1px solid var(--aqua-line);
  border-radius: 0.55rem;
}

.aqua-ledger {
  overflow-x: auto;
  border: 1px solid var(--aqua-line);
  border-radius: 0.5rem;
  margin-bottom: 1rem;
}

.aqua-ledger table {
  width: 100%;
  border-collapse: collapse;
  min-width: 32rem;
  background: var(--aqua-panel);
}

.aqua-ledger th,
.aqua-ledger td {
  padding: 0.75rem 0.95rem;
  text-align: left;
  border-bottom: 1px solid var(--aqua-line);
  color: var(--aqua-mute);
}

.aqua-ledger th {
  color: var(--aqua-mint);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: "Source Sans 3", system-ui, sans-serif;
}

.aqua-fold {
  border: 1px solid var(--aqua-line);
  border-radius: 0.45rem;
  background: var(--aqua-panel);
  overflow: hidden;
}

.aqua-fold + .aqua-fold {
  margin-top: 0.65rem;
}

.aqua-fold-btn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  text-align: left;
  background: transparent;
  border: 0;
  color: var(--aqua-paper);
  font: 650 1rem Fraunces, serif;
  padding: 0.95rem 1rem;
  cursor: pointer;
}

.aqua-fold-btn::after {
  content: "+";
  color: var(--aqua-mint);
  font-family: "Source Sans 3", sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
}

.aqua-fold.aqua-is-open .aqua-fold-btn::after {
  content: "–";
}

.aqua-fold-body {
  display: none;
  padding: 0 1rem 1rem;
}

.aqua-fold.aqua-is-open .aqua-fold-body {
  display: block;
}

.aqua-end {
  margin-top: 1rem;
  padding: 1.5rem 0 6.4rem;
  border-top: 1px solid var(--aqua-line);
  background: var(--aqua-panel);
}

.aqua-end-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.aqua-end nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.aqua-end nav a {
  color: var(--aqua-paper);
  text-decoration: none;
  font-size: 0.9rem;
}

.aqua-end nav a:hover {
  color: var(--aqua-mint);
}

.aqua-fine {
  margin: 1rem 0 0;
  color: var(--aqua-mute);
  font-size: 0.86rem;
}

.aqua-legal {
  padding: 5.1rem 0 2rem;
}

.aqua-legal-card {
  max-width: var(--aqua-read);
  padding: 0 0 0 1rem;
  border-left: 3px solid var(--aqua-mint);
}

.aqua-legal h2 {
  margin-top: 1.45rem;
}

.aqua-legal ul {
  padding-left: 1.15rem;
  color: var(--aqua-mute);
}

.aqua-cookie {
  position: fixed;
  z-index: 50;
  right: 1rem;
  bottom: 1rem;
  left: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.1rem;
  background: var(--aqua-panel);
  border: 1px solid var(--aqua-line);
  border-radius: 0.5rem;
}

.aqua-cookie p {
  margin: 0;
  flex: 1 1 16rem;
  font-size: 0.9rem;
}

.aqua-cookie.aqua-is-off {
  display: none;
}

.aqua-dock {
  position: fixed;
  z-index: 30;
  right: 1rem;
  bottom: 5.6rem;
  box-shadow: 0 10px 28px color-mix(in srgb, var(--aqua-forest) 55%, transparent);
}

.aqua-dock.aqua-is-off {
  display: none;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.65s var(--aqua-ease), transform 0.65s var(--aqua-ease);
}

[data-reveal].aqua-is-in {
  opacity: 1;
  transform: none;
}

@media (min-width: 760px) {
  .aqua-folio,
  .aqua-tables,
  .aqua-hint,
  .aqua-balance {
    grid-template-columns: 1fr 1fr;
    gap: 1.4rem;
  }

  .aqua-notes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .aqua-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .aqua-burger,
  .aqua-pane,
  .aqua-pane.aqua-is-open {
    display: none;
  }

  .aqua-frame {
    grid-template-columns: 13.5rem minmax(0, 1fr);
    align-items: start;
    gap: 2rem;
  }

  .aqua-index {
    display: block;
    position: sticky;
    top: calc(var(--aqua-bar-h) + 1rem);
  }

  .aqua-story {
    border-left: 1px solid var(--aqua-line);
    padding-left: 1.8rem;
  }

  .aqua-open {
    padding-top: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}