:root {
  --academy-navy: #0E3A4E;
  --academy-teal: #2AA7C1;
  --academy-copper: #F0A33A;
  --academy-ink: #173244;
  --academy-mist: #5B7280;
  --academy-line: #D9E4EA;
  --academy-soft: #F3F7FA;
  --academy-white: #ffffff;
  --academy-shadow: 0 28px 60px rgba(14, 58, 78, 0.14);
  --academy-shadow-soft: 0 16px 36px rgba(14, 58, 78, 0.1);
  --academy-radius-lg: 1.75rem;
  --academy-radius-md: 1rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--academy-ink);
  background:
    radial-gradient(circle at top left, rgba(42, 167, 193, 0.18), transparent 28%),
    radial-gradient(circle at bottom right, rgba(240, 163, 58, 0.08), transparent 20%),
    var(--academy-soft);
}

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

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

.academy-backdrop {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0) 30%),
    repeating-linear-gradient(135deg, rgba(14, 58, 78, 0.025) 0, rgba(14, 58, 78, 0.025) 12px, transparent 12px, transparent 28px);
  z-index: 0;
}

.academy-main,
.academy-header,
.academy-footer,
.academy-hero,
.academy-intro,
.academy-layout,
.academy-category-shell {
  position: relative;
  z-index: 1;
}

.academy-shell {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.academy-kicker {
  margin: 0 0 0.85rem;
  color: var(--academy-teal);
  font-family: "Manrope", sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.academy-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(20px);
  background: rgba(255, 255, 255, 0.84);
  border-bottom: 1px solid rgba(217, 228, 234, 0.85);
}

.academy-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 0;
}

.academy-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.55rem 0.8rem 0.55rem 0.55rem;
  border-radius: 999px;
  background: var(--academy-white);
  box-shadow: var(--academy-shadow-soft);
}

.academy-brand__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.85rem;
  height: 2.85rem;
  border-radius: 999px;
  background: linear-gradient(145deg, var(--academy-teal), var(--academy-navy));
  color: var(--academy-white);
  font-family: "Manrope", sans-serif;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.25em;
}

.academy-brand__text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.academy-brand__title {
  font-family: "Manrope", sans-serif;
  font-size: 1rem;
  font-weight: 800;
  color: var(--academy-navy);
  word-break: break-word;
}

.academy-brand__meta {
  color: var(--academy-mist);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.academy-nav {
  display: none;
}

.academy-nav--desktop {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.academy-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  font-family: "Manrope", sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--academy-navy);
  transition: background-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.academy-nav__link:hover,
.academy-nav__link--active {
  background: rgba(42, 167, 193, 0.1);
  color: var(--academy-teal);
}

.academy-nav__plus {
  color: var(--academy-copper);
  font-size: 0.85rem;
}

.academy-dropdown {
  position: relative;
}

.academy-dropdown__panel {
  position: absolute;
  top: calc(100% + 0.8rem);
  left: 0;
  min-width: 18rem;
  display: grid;
  gap: 0.35rem;
  padding: 0.75rem;
  border: 1px solid rgba(217, 228, 234, 0.9);
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--academy-shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(0.45rem);
  transition: opacity 180ms ease, transform 180ms ease;
}

.academy-dropdown:hover .academy-dropdown__panel {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.academy-dropdown__link {
  display: block;
  padding: 0.72rem 0.8rem;
  border-radius: 0.9rem;
  color: var(--academy-ink);
}

.academy-dropdown__link:hover {
  background: rgba(42, 167, 193, 0.08);
  color: var(--academy-teal);
}

.academy-mobile-nav {
  display: none;
  border-top: 1px solid rgba(217, 228, 234, 0.75);
}

.academy-mobile-nav__scroll {
  display: flex;
  gap: 0.65rem;
  overflow-x: auto;
  padding: 0.75rem 0 0.9rem;
}

.academy-mobile-nav__link,
.academy-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  background: var(--academy-white);
  border: 1px solid rgba(217, 228, 234, 0.95);
  color: var(--academy-navy);
  font-family: "Manrope", sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  white-space: nowrap;
  transition: color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.academy-mobile-nav__link:hover,
.academy-chip:hover {
  color: var(--academy-teal);
  transform: translateY(-1px);
  box-shadow: var(--academy-shadow-soft);
}

.academy-chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.academy-chip__arrow {
  color: var(--academy-copper);
}

.academy-hero {
  padding: 2rem 0 1rem;
}

.academy-hero__grid,
.academy-intro__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 1.8rem;
  align-items: stretch;
}

.academy-hero__media,
.academy-intro__media {
  position: relative;
  overflow: hidden;
  min-height: 24rem;
  border-radius: var(--academy-radius-lg);
  background: linear-gradient(135deg, var(--academy-navy), #15465c);
  box-shadow: var(--academy-shadow);
}

.academy-hero__media::after,
.academy-intro__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(14, 58, 78, 0.12) 0%, rgba(14, 58, 78, 0.42) 100%);
}

.academy-hero__media img,
.academy-intro__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.academy-hero__stamp {
  position: absolute;
  left: 1.5rem;
  bottom: 1.5rem;
  z-index: 1;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  background: rgba(240, 163, 58, 0.92);
  color: var(--academy-white);
  font-family: "Manrope", sans-serif;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.academy-hero__content,
.academy-intro__copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem 0.2rem;
}

.academy-hero__title,
.academy-intro__title,
.academy-footer__title,
.academy-footer__heading,
.academy-heading {
  margin: 0;
  color: var(--academy-navy);
  font-family: "Manrope", sans-serif;
  font-weight: 800;
  line-height: 1.06;
}

.academy-hero__title {
  font-size: clamp(2.6rem, 5vw, 4.7rem);
  max-width: 12ch;
}

.academy-intro__title {
  font-size: clamp(2rem, 4vw, 3.2rem);
}

.academy-hero__summary,
.academy-intro__summary,
.academy-copy,
.academy-footer__copy,
.academy-footer__link,
.academy-prose p,
.academy-prose li,
.academy-sidebar__link,
.academy-breadcrumbs__link,
.academy-meta-row time,
.academy-caption,
.academy-toc a,
.academy-toc__label {
  color: var(--academy-mist);
  font-size: 1rem;
  line-height: 1.75;
}

.academy-hero__summary,
.academy-intro__summary {
  max-width: 42rem;
  margin: 1rem 0 0;
}

.academy-quick-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 1.6rem;
}

.academy-quick-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 5.5rem;
  padding: 1rem 1.1rem;
  border-radius: 1.1rem;
  border-left: 4px solid var(--academy-copper);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--academy-shadow-soft);
  transition: transform 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.academy-quick-card:hover {
  color: var(--academy-teal);
  transform: translateY(-2px);
  box-shadow: var(--academy-shadow);
}

.academy-quick-card__title {
  color: var(--academy-navy);
  font-family: "Manrope", sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
}

.academy-layout,
.academy-category-shell {
  padding: 0.5rem 0 4rem;
}

.academy-layout__grid {
  display: grid;
  gap: 1.5rem;
}

.academy-layout__grid--railed {
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.34fr);
  align-items: start;
}

.academy-content-grid {
  display: grid;
  gap: 1.5rem;
}

.academy-content-grid--left,
.academy-content-grid--right {
  grid-template-columns: minmax(250px, 0.28fr) minmax(0, 1fr);
}

.academy-content-grid--right {
  grid-template-columns: minmax(0, 1fr) minmax(250px, 0.28fr);
}

.academy-content-grid__rail--mobile {
  display: none;
}

.academy-paper {
  padding: 1.65rem;
  border: 1px solid rgba(217, 228, 234, 0.96);
  border-radius: var(--academy-radius-lg);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--academy-shadow-soft);
}

.academy-paper--compact {
  margin-bottom: 1.25rem;
}

.academy-paper--hero {
  padding-top: 2rem;
}

.academy-rail {
  display: grid;
  gap: 1rem;
}

.academy-rail__card {
  overflow: hidden;
  border-radius: var(--academy-radius-lg);
  box-shadow: var(--academy-shadow-soft);
}

.academy-sidebar {
  display: grid;
  gap: 1rem;
  position: sticky;
  top: 5.5rem;
}

.academy-sidebar__card {
  padding: 1.15rem;
  border: 1px solid rgba(217, 228, 234, 0.96);
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--academy-shadow-soft);
}

.academy-sidebar__card--visual {
  overflow: hidden;
  padding: 0;
}

.academy-sidebar__card--visual img {
  width: 100%;
  min-height: 11rem;
  object-fit: cover;
}

.academy-sidebar__links,
.academy-footer__links {
  display: grid;
  gap: 0.4rem;
}

.academy-sidebar__link,
.academy-footer__link,
.academy-inline-link {
  transition: color 180ms ease;
}

.academy-sidebar__link,
.academy-footer__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(217, 228, 234, 0.7);
}

.academy-sidebar__link:last-child,
.academy-footer__link:last-child {
  border-bottom: 0;
}

.academy-sidebar__link:hover,
.academy-footer__link:hover,
.academy-inline-link:hover,
.academy-breadcrumbs__link:hover,
.academy-toc a:hover {
  color: var(--academy-teal);
}

.academy-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding-top: 1rem;
}

.academy-breadcrumbs__sep {
  color: var(--academy-copper);
}

.academy-heading--1 {
  font-size: 2.2rem;
  margin: 0 0 1rem;
}

.academy-heading--2 {
  font-size: 1.72rem;
  margin: 2rem 0 0.85rem;
}

.academy-heading--3 {
  font-size: 1.35rem;
  margin: 1.55rem 0 0.75rem;
}

.academy-heading--4 {
  font-size: 1.08rem;
  margin: 1.3rem 0 0.65rem;
}

.academy-copy {
  margin: 0 0 1rem;
}

.academy-list {
  margin: 0 0 1.15rem;
  padding-left: 1.25rem;
}

.academy-list li {
  margin-bottom: 0.5rem;
}

.academy-list--ordered {
  list-style: decimal;
}

.academy-figure,
.academy-main-image {
  margin: 1.2rem 0 1.4rem;
}

.academy-figure--float {
  float: right;
  width: min(20rem, 45%);
  margin: 0.3rem 0 1rem 1.25rem;
}

.academy-image,
.academy-main-image img,
.academy-category-card__media img,
.academy-category-card__image {
  width: 100%;
  border-radius: 1rem;
}

.academy-caption {
  margin-top: 0.55rem;
  font-size: 0.92rem;
}

.academy-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.95rem;
  margin: 1.2rem 0 1.35rem;
}

.academy-gallery__card {
  overflow: hidden;
  border-radius: 1rem;
  background: var(--academy-soft);
}

.academy-gallery__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.academy-table-wrap {
  margin: 1.2rem 0 1.5rem;
  overflow-x: auto;
  border-radius: 1rem;
  border: 1px solid rgba(217, 228, 234, 0.95);
}

.academy-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 32rem;
}

.academy-table th,
.academy-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid rgba(217, 228, 234, 0.75);
  text-align: left;
  vertical-align: top;
}

.academy-table th {
  background: rgba(14, 58, 78, 0.94);
  color: var(--academy-white);
  font-family: "Manrope", sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
}

.academy-table tr:nth-child(even) td {
  background: rgba(243, 247, 250, 0.8);
}

.academy-table-stack {
  display: grid;
  gap: 0.4rem;
}

.academy-table-image {
  width: 6rem;
  border-radius: 0.75rem;
}

.academy-embed {
  margin: 1.25rem 0 1.4rem;
  overflow: hidden;
  border-radius: 1rem;
}

.academy-embed iframe,
.academy-embed video {
  width: 100%;
}

.academy-quote {
  margin: 1.4rem 0;
  padding: 1.1rem 1.2rem;
  border-left: 4px solid var(--academy-copper);
  border-radius: 0 1rem 1rem 0;
  background: rgba(240, 163, 58, 0.08);
}

.academy-quote footer {
  margin-top: 0.7rem;
  color: var(--academy-mist);
}

.academy-code {
  margin: 1.25rem 0;
  padding: 1rem 1.1rem;
  border-radius: 1rem;
  background: #0d2230;
  color: #d9e4ea;
  overflow-x: auto;
}

.academy-divider {
  margin: 1.5rem 0;
  border: 0;
  border-top: 1px solid rgba(217, 228, 234, 0.95);
}

.academy-mini-card,
.academy-category-card {
  overflow: hidden;
  border: 1px solid rgba(217, 228, 234, 0.95);
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--academy-shadow-soft);
}

.academy-mini-card {
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
}

.academy-mini-card__title {
  margin: 0 0 0.55rem;
  color: var(--academy-navy);
  font-family: "Manrope", sans-serif;
  font-size: 1.12rem;
  font-weight: 800;
}

.academy-category-shell {
  padding-top: 0.5rem;
}

.academy-category-grid {
  display: grid;
  gap: 1rem;
}

.academy-category-grid--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.academy-category-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.academy-category-card__media {
  display: block;
}

.academy-category-card__body {
  padding: 1rem 1.05rem 1.1rem;
}

.academy-category-card--horizontal {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.academy-category-card--minimal .academy-category-card__body {
  padding-top: 1.2rem;
}

.academy-outlinks {
  margin-top: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(217, 228, 234, 0.9);
}

.academy-toc {
  padding: 1rem 1.1rem;
  border: 1px solid rgba(217, 228, 234, 0.95);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--academy-shadow-soft);
}

.academy-toc ul {
  margin: 0;
  padding-left: 1rem;
}

.academy-toc__label {
  margin: 0 0 0.7rem;
  color: var(--academy-navy);
  font-family: "Manrope", sans-serif;
  font-size: 0.95rem;
  font-weight: 800;
}

.academy-toc__item--deep {
  margin-left: 0.45rem;
}

.academy-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1rem;
}

.academy-lead {
  color: var(--academy-mist);
  font-size: 1.08rem;
  line-height: 1.8;
}

.academy-footer {
  margin-top: 4rem;
  border-top: 1px solid rgba(217, 228, 234, 0.95);
  background: linear-gradient(180deg, rgba(14, 58, 78, 0.98), rgba(11, 43, 58, 1));
}

.academy-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.85fr) minmax(0, 0.65fr);
  gap: 2rem;
  padding: 2.4rem 0;
}

.academy-footer__title,
.academy-footer__heading,
.academy-footer__copy,
.academy-footer__link {
  color: rgba(255, 255, 255, 0.9);
}

.academy-footer__heading {
  margin-bottom: 0.8rem;
  font-size: 1.05rem;
}

.academy-footer__brand .academy-kicker {
  color: rgba(240, 163, 58, 0.95);
}

@media (max-width: 1080px) {
  .academy-hero__grid,
  .academy-intro__grid,
  .academy-layout__grid--railed,
  .academy-footer__grid,
  .academy-content-grid--left,
  .academy-content-grid--right,
  .academy-category-grid--three,
  .academy-category-grid--two,
  .academy-category-card--horizontal {
    grid-template-columns: 1fr;
  }

  .academy-sidebar {
    position: static;
  }

  .academy-content-grid__rail--desktop {
    display: none;
  }

  .academy-content-grid__rail--mobile {
    display: block;
    margin-bottom: 1rem;
  }
}

@media (max-width: 920px) {
  .academy-nav--desktop {
    display: none;
  }

  .academy-mobile-nav {
    display: block;
  }
}

@media (max-width: 760px) {
  .academy-shell {
    width: min(100%, calc(100% - 1.2rem));
  }

  .academy-header__bar {
    padding: 0.85rem 0;
  }

  .academy-hero__title {
    font-size: 2.3rem;
  }

  .academy-intro__title {
    font-size: 1.85rem;
  }

  .academy-quick-grid,
  .academy-gallery {
    grid-template-columns: 1fr;
  }

  .academy-paper,
  .academy-sidebar__card {
    padding: 1.1rem;
  }

  .academy-figure--float {
    float: none;
    width: 100%;
    margin-left: 0;
  }

  .academy-table {
    min-width: 24rem;
  }
}