:root {
  --os-bg: #f2f6fb;
  --os-surface: #ffffff;
  --os-surface-2: #ecf2fb;
  --os-border: #c8d4e7;
  --os-text: #13202e;
  --os-muted: #4b5f75;
  --os-accent: #008f5d;
  --os-accent-2: #0ab377;
  --os-warning: #f59e0b;
  --os-danger: #dc2626;
  --os-shadow: 0 14px 30px rgba(8, 28, 51, 0.08);
}

[data-md-color-scheme="slate"] {
  --os-bg: #0b1220;
  --os-surface: #101a2c;
  --os-surface-2: #15233a;
  --os-border: #22324b;
  --os-text: #d4e4ff;
  --os-muted: #9eb4d4;
  --os-accent: #2ed196;
  --os-accent-2: #59ecb5;
  --os-warning: #f7b548;
  --os-danger: #f87171;
  --os-shadow: 0 18px 34px rgba(0, 0, 0, 0.34);
}

/* Global frame */
.md-main,
.md-main__inner,
.md-content,
.md-sidebar,
.md-typeset {
  color: var(--os-text);
}

.md-main {
  background:
    radial-gradient(1600px 420px at 50% -220px, rgba(46, 209, 150, 0.16), transparent 60%),
    linear-gradient(var(--os-bg), var(--os-bg));
}

[data-md-color-scheme="slate"] .md-main {
  background:
    radial-gradient(1600px 420px at 50% -220px, rgba(46, 209, 150, 0.12), transparent 60%),
    linear-gradient(var(--os-bg), var(--os-bg));
}

.md-main__inner {
  background-image:
    linear-gradient(to right, rgba(111, 136, 166, 0.12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(111, 136, 166, 0.12) 1px, transparent 1px);
  background-size: 28px 28px;
}

[data-md-color-scheme="slate"] .md-main__inner {
  background-image:
    linear-gradient(to right, rgba(120, 146, 179, 0.1) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(120, 146, 179, 0.1) 1px, transparent 1px);
}

/* Header and tabs */
.md-header,
.md-tabs {
  background: linear-gradient(90deg, #0f172a, #13253e 38%, #134e4a 100%) !important;
  border-bottom: 1px solid rgba(46, 209, 150, 0.34);
}

.md-tabs__link,
.md-header__button,
.md-header__title,
.md-header__topic,
.md-search__icon,
.md-search__form,
.md-search__input {
  color: #d9f7eb !important;
}

.md-tabs__link:hover,
.md-tabs__link--active {
  color: #78ffd2 !important;
}

.header-cta {
  margin-left: 12px;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(120, 255, 210, 0.45);
  color: #d8fff2 !important;
  text-decoration: none;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: 0.2s ease;
}

.header-cta:hover {
  background: rgba(120, 255, 210, 0.18);
  box-shadow: 0 0 0 4px rgba(120, 255, 210, 0.12);
}

.nav-collapse-toggle,
.toc-collapse-toggle {
  margin-left: 0.5rem;
  padding: 0.3rem 0.55rem;
  border-radius: 8px;
  border: 1px solid rgba(120, 255, 210, 0.45);
  background: rgba(120, 255, 210, 0.08);
  color: #d8fff2;
  font-size: 0.62rem;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: 0.2s ease;
}

.nav-collapse-toggle:hover,
.toc-collapse-toggle:hover {
  background: rgba(120, 255, 210, 0.18);
}

.nav-collapse-toggle[aria-pressed="true"],
.toc-collapse-toggle[aria-pressed="true"] {
  background: rgba(120, 255, 210, 0.24);
}

@media (max-width: 76.234375em) {
  .nav-collapse-toggle,
  .toc-collapse-toggle {
    display: none;
  }
}

/* Sidebar panels */
.md-sidebar__inner {
  background: color-mix(in oklab, var(--os-surface) 86%, transparent);
  border: 1px solid var(--os-border);
  border-radius: 14px;
  box-shadow: var(--os-shadow);
}

.md-nav__title,
.md-nav__link,
.md-nav__item {
  color: var(--os-text) !important;
}

.md-nav--primary .md-nav__item--section > .md-nav__link,
.md-nav--primary .md-nav__item--section > .md-nav__title {
  margin: 0.4rem 0.5rem;
  padding: 0.4rem 0.6rem;
  border-radius: 10px;
  background: linear-gradient(90deg, rgba(8, 143, 93, 0.2), rgba(8, 143, 93, 0.05));
  border: 1px solid rgba(8, 143, 93, 0.35);
  font-weight: 700;
}

.md-nav--primary .md-nav__link {
  border-radius: 8px;
  margin: 0.1rem 0.35rem;
  padding: 0.3rem 0.5rem;
}

.md-nav--primary .md-nav__link:hover,
.md-nav--secondary .md-nav__link:hover {
  background: rgba(8, 143, 93, 0.12);
}

.md-nav--primary .md-nav__link--active,
.md-nav--secondary .md-nav__link--active {
  background: rgba(8, 143, 93, 0.18);
  color: var(--os-text) !important;
  border-left: 3px solid var(--os-accent);
  font-weight: 700;
}

.md-nav--secondary .md-nav__title {
  margin: 0.45rem;
  border-radius: 10px;
  border: 1px solid rgba(8, 143, 93, 0.28);
  background: linear-gradient(90deg, rgba(8, 143, 93, 0.14), rgba(8, 143, 93, 0.04));
}

/* Page and heading styling */
.md-content__inner {
  background: color-mix(in oklab, var(--os-surface) 92%, transparent);
  border: 1px solid var(--os-border);
  border-radius: 16px;
  box-shadow: var(--os-shadow);
  padding: 1.1rem 1.25rem;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
  letter-spacing: 0.01em;
  font-weight: 700;
}

.md-typeset h1 {
  color: var(--os-text);
}

.md-typeset h2 {
  color: color-mix(in oklab, var(--os-text) 82%, var(--os-accent));
}

.md-typeset hr {
  border-bottom: 1px dashed color-mix(in oklab, var(--os-border) 70%, var(--os-accent));
}

/* Hero as terminal window */
.home-hero__text {
  position: relative;
  margin-top: 0.6rem;
  border: 1px solid color-mix(in oklab, var(--os-border) 60%, var(--os-accent));
  background:
    radial-gradient(180px 80px at 92% 10%, rgba(88, 235, 184, 0.14), transparent 70%),
    linear-gradient(180deg, color-mix(in oklab, var(--os-surface-2) 92%, transparent), var(--os-surface));
  border-radius: 14px;
  padding: 2rem 1.25rem 1.2rem;
  box-shadow: var(--os-shadow);
}

.home-hero__text::before {
  content: "";
  position: absolute;
  left: 1rem;
  top: 0.7rem;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--os-danger);
  box-shadow: 1rem 0 0 var(--os-warning), 2rem 0 0 var(--os-accent-2);
}

.home-hero__text h1 {
  margin-top: 0 !important;
}

.home-hero__text .md-button {
  border-radius: 10px;
  font-weight: 700;
  border-color: rgba(8, 143, 93, 0.52);
}

.home-hero__text .md-button--primary {
  background: linear-gradient(90deg, var(--os-accent), var(--os-accent-2));
  border: none;
  color: #032415;
}

/* Cards */
.md-typeset .grid.cards > ul > li,
.md-typeset .grid.cards > ol > li {
  border-radius: 12px;
  border: 1px solid color-mix(in oklab, var(--os-border) 72%, var(--os-accent));
  background: linear-gradient(180deg, color-mix(in oklab, var(--os-surface) 95%, transparent), var(--os-surface-2));
  box-shadow: var(--os-shadow);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.md-typeset .grid.cards > ul > li:hover,
.md-typeset .grid.cards > ol > li:hover {
  transform: translateY(-3px);
  border-color: color-mix(in oklab, var(--os-accent) 40%, var(--os-border));
}

/* Links, lists, text */
.md-typeset a {
  color: color-mix(in oklab, var(--os-accent) 80%, var(--os-text));
}

.md-typeset a:hover {
  color: var(--os-accent-2);
}

.md-typeset {
  font-size: 0.83rem;
}

/* Tables */
.md-typeset table:not([class]) {
  border: 1px solid var(--os-border);
  border-radius: 10px;
  overflow: hidden;
}

.md-typeset table:not([class]) th {
  background: linear-gradient(90deg, rgba(8, 143, 93, 0.18), rgba(8, 143, 93, 0.08));
  color: var(--os-text);
  font-weight: 700;
}

.md-typeset table:not([class]) td,
.md-typeset table:not([class]) th {
  border: 1px solid color-mix(in oklab, var(--os-border) 82%, transparent);
}

/* Code blocks */
.md-typeset code {
  border-radius: 6px;
  border: 1px solid color-mix(in oklab, var(--os-border) 66%, var(--os-accent));
  background: color-mix(in oklab, var(--os-surface-2) 92%, transparent);
  color: color-mix(in oklab, var(--os-accent) 66%, var(--os-text));
}

.md-typeset pre > code {
  border-radius: 10px;
  border: 1px solid color-mix(in oklab, var(--os-border) 55%, var(--os-accent));
  background: linear-gradient(180deg, #0d1829, #111f33);
  color: #d4e7ff;
}

/* Admonitions */
.md-typeset .admonition,
.md-typeset details {
  border-radius: 10px;
  border: 1px solid color-mix(in oklab, var(--os-border) 66%, var(--os-accent));
  background: color-mix(in oklab, var(--os-surface) 94%, transparent);
}

/* Footer redesign */
.custom-footer {
  border-top: 1px solid rgba(46, 209, 150, 0.3);
  background: linear-gradient(90deg, #0d1727, #10203a 45%, #103534);
  color: #d7f7eb;
  padding: 2.5rem 1rem;
}

.custom-footer__inner {
  max-width: 1220px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(420px, 1.35fr);
  gap: 1.5rem;
}

.custom-footer__brand {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8ce9c4;
  margin-bottom: 0.45rem;
}

.custom-footer__title {
  font-size: 1.55rem;
  line-height: 1.1;
  margin-bottom: 0.9rem;
}

.custom-footer__note {
  font-size: 0.78rem;
  max-width: 46ch;
  color: rgba(216, 255, 240, 0.8);
}

.custom-footer__form {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  border: 1px solid rgba(120, 255, 210, 0.28);
  background: rgba(216, 255, 240, 0.08);
  border-radius: 12px;
  padding: 0.45rem;
  max-width: 430px;
}

.custom-footer__input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  color: #dcfff3;
  padding: 0.5rem 0.6rem;
}

.custom-footer__button {
  border: none;
  border-radius: 10px;
  cursor: pointer;
  padding: 0.5rem 0.8rem;
  font-weight: 700;
  background: linear-gradient(90deg, #18b981, #63f1c0);
  color: #062b1a;
}

.custom-footer__right {
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: 1.1rem !important;
}

.footer-col {
  border: 1px solid rgba(120, 255, 210, 0.22);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  background: rgba(216, 255, 240, 0.05);
}

.footer-col__title {
  font-size: 0.8rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
  color: #9af0cd;
}

.footer-link {
  display: block;
  color: #d8fff2;
  text-decoration: none;
  padding: 0.18rem 0;
}

.footer-link:hover {
  color: #78ffd2;
  text-decoration: underline;
}

.md-footer-meta {
  border-top: 1px solid rgba(120, 255, 210, 0.22) !important;
  background: linear-gradient(90deg, #0d1727, #10203a 45%, #103534) !important;
}

.md-footer-meta,
.md-footer-meta * {
  color: rgba(216, 255, 240, 0.82) !important;
}

.md-footer-meta__inner {
  background: transparent !important;
}

/* Responsive */
@media (max-width: 1080px) {
  .custom-footer__inner {
    grid-template-columns: 1fr;
  }

  .custom-footer__right {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}

@media (max-width: 760px) {
  .md-content__inner {
    padding: 0.85rem 0.8rem;
  }

  .home-hero__text {
    padding: 1.8rem 0.85rem 0.9rem;
  }

  .custom-footer__form {
    flex-direction: column;
    align-items: stretch;
    border-radius: 10px;
  }

  .custom-footer__right {
    grid-template-columns: 1fr !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}