/* Fantasy Depth theme for MkDocs Material */
@import url("https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700&family=Noto+Sans+SC:wght@400;500;700&family=Noto+Serif+SC:wght@500;600;700&display=swap");

:root {
  --fd-bg-0: #060912;
  --fd-bg-1: #0b1325;
  --fd-bg-2: #101b33;
  --fd-surface: rgba(14, 23, 42, 0.58);
  --fd-surface-strong: rgba(10, 17, 33, 0.78);
  --fd-border: rgba(150, 176, 230, 0.28);
  --fd-text: #e6edff;
  --fd-muted: #98a8ce;
  --fd-accent: #66d9c5;
  --fd-accent-2: #f5c879;
  --fd-shadow: 0 22px 70px rgba(3, 8, 22, 0.48);
  --fd-header-text: #edf3ff;
  --fd-header-muted: #b9c8e8;
}

[data-md-color-scheme="default"] {
  --fd-bg-0: #f8fbff;
  --fd-bg-1: #edf3ff;
  --fd-bg-2: #e6f0ff;
  --fd-surface: rgba(255, 255, 255, 0.68);
  --fd-surface-strong: rgba(255, 255, 255, 0.88);
  --fd-border: rgba(115, 136, 183, 0.24);
  --fd-text: #15213d;
  --fd-muted: #4d5c7f;
  --fd-accent: #0b8f8a;
  --fd-accent-2: #b88222;
  --fd-shadow: 0 16px 50px rgba(18, 37, 84, 0.16);
  --fd-header-text: #1a2d4f;
  --fd-header-muted: #4b5f86;
}

html,
body {
  background:
    radial-gradient(1200px 700px at 10% -15%, rgba(88, 127, 216, 0.24), transparent 58%),
    radial-gradient(850px 520px at 92% -12%, rgba(245, 200, 121, 0.18), transparent 62%),
    radial-gradient(920px 640px at 50% 120%, rgba(102, 217, 197, 0.16), transparent 66%),
    linear-gradient(160deg, var(--fd-bg-0), var(--fd-bg-1) 48%, var(--fd-bg-2));
  color: var(--fd-text);
}

body {
  position: relative;
}

.md-container,
.md-main,
.md-main__inner {
  position: relative;
  z-index: 1;
}

@media (min-width: 90em) {
  body::before,
  body::after {
    content: "";
    position: fixed;
    top: 0;
    bottom: 0;
    width: clamp(92px, 8vw, 146px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.78;
    background:
      radial-gradient(circle at 50% 50%, rgba(173, 222, 255, 0.13) 0 1px, transparent 1.2px) 0 0 / 26px 26px,
      radial-gradient(circle at 35% 65%, rgba(255, 241, 208, 0.12) 0 1px, transparent 1.2px) 8px 14px / 32px 32px,
      radial-gradient(circle at 24% 14%, rgba(102, 217, 197, 0.28), transparent 36%),
      radial-gradient(circle at 78% 28%, rgba(129, 166, 234, 0.22), transparent 42%),
      radial-gradient(circle at 42% 72%, rgba(245, 200, 121, 0.2), transparent 38%),
      linear-gradient(180deg, rgba(20, 36, 67, 0.58), rgba(7, 18, 38, 0.06) 30%, rgba(11, 23, 46, 0.54));
    border-inline: 1px solid rgba(136, 165, 221, 0.22);
    box-shadow: 0 0 24px rgba(12, 26, 55, 0.25);
    animation: fd-side-flow 20s ease-in-out infinite alternate;
  }

  body::before {
    left: 0;
  }

  body::after {
    right: 0;
    transform: scaleX(-1);
    animation-delay: -7s;
  }

  .md-main::before,
  .md-main::after {
    content: "";
    position: fixed;
    top: 16vh;
    width: 2px;
    height: 68vh;
    pointer-events: none;
    z-index: 0;
    background:
      linear-gradient(180deg, rgba(102, 217, 197, 0), rgba(102, 217, 197, 0.75), rgba(245, 200, 121, 0.28), rgba(102, 217, 197, 0));
    box-shadow: 0 0 16px rgba(102, 217, 197, 0.42);
    animation: fd-side-pulse 7.4s ease-in-out infinite;
  }

  .md-main::before {
    left: clamp(86px, 6.8vw, 126px);
  }

  .md-main::after {
    right: clamp(86px, 6.8vw, 126px);
    animation-delay: -3.1s;
  }

  .md-main__inner::before,
  .md-main__inner::after {
    content: "";
    position: fixed;
    width: clamp(180px, 17vw, 260px);
    height: clamp(180px, 17vw, 260px);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    filter: blur(30px);
    opacity: 0.32;
    background:
      radial-gradient(circle at 30% 35%, rgba(102, 217, 197, 0.62), rgba(102, 217, 197, 0) 62%),
      radial-gradient(circle at 62% 62%, rgba(245, 200, 121, 0.58), rgba(245, 200, 121, 0) 64%);
    animation: fd-orb-drift 12.5s ease-in-out infinite alternate;
  }

  .md-main__inner::before {
    left: clamp(-110px, -6vw, -70px);
    top: 20vh;
  }

  .md-main__inner::after {
    right: clamp(-110px, -6vw, -70px);
    bottom: 16vh;
    animation-delay: -6.3s;
  }
}

@keyframes fd-side-flow {
  0% {
    background-position:
      0 0,
      0 0,
      0 0,
      0 0,
      0 0,
      0 0;
    filter: saturate(100%);
  }
  100% {
    background-position:
      9px -28px,
      -12px 24px,
      12px -36px,
      -14px 42px,
      8px 58px,
      0 0;
    filter: saturate(124%);
  }
}

@keyframes fd-side-pulse {
  0%,
  100% {
    opacity: 0.45;
    transform: translateY(0);
  }
  50% {
    opacity: 0.95;
    transform: translateY(-8px);
  }
}

@keyframes fd-orb-drift {
  0% {
    transform: translateY(0) scale(1);
    opacity: 0.26;
  }
  50% {
    transform: translateY(-18px) scale(1.06);
    opacity: 0.4;
  }
  100% {
    transform: translateY(14px) scale(0.96);
    opacity: 0.28;
  }
}

body,
input,
button,
.md-typeset {
  font-family: "Noto Sans SC", "LXGW WenKai Screen", "LXGW WenKai", sans-serif;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4,
.md-header__topic,
.md-tabs__link,
.md-nav__title {
  font-family: "Noto Serif SC", "Cinzel", "LXGW WenKai Screen", serif;
  letter-spacing: 0.02em;
}

.md-header,
.md-tabs {
  background: linear-gradient(120deg, rgba(12, 22, 46, 0.82), rgba(17, 31, 60, 0.76));
  backdrop-filter: blur(16px) saturate(125%);
  -webkit-backdrop-filter: blur(16px) saturate(125%);
  border-bottom: 1px solid var(--fd-border);
  box-shadow: 0 8px 26px rgba(2, 8, 24, 0.28);
}

[data-md-color-scheme="default"] .md-header,
[data-md-color-scheme="default"] .md-tabs {
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.92), rgba(241, 246, 255, 0.87));
}

.md-header__title,
.md-header__topic,
.md-source,
.md-source__repository,
.md-header .md-icon {
  color: var(--fd-header-text);
}

.md-source__facts {
  color: var(--fd-header-muted);
}

.md-tabs .md-tabs__link {
  color: var(--fd-header-muted) !important;
  opacity: 0.88 !important;
}

.md-tabs .md-tabs__link:hover,
.md-tabs .md-tabs__link:focus-visible {
  color: var(--fd-accent) !important;
}

.md-tabs .md-tabs__item--active > .md-tabs__link,
.md-tabs .md-tabs__link[aria-current="page"],
.md-tabs .md-tabs__link--active {
  color: var(--fd-header-text) !important;
  font-weight: 700;
  opacity: 1;
}

/* Material may keep `hidden` on tabs; prevent non-active links from becoming fully transparent */
.md-tabs[hidden] .md-tabs__link {
  opacity: 0.88 !important;
  transform: none !important;
}

.md-tabs[hidden] .md-tabs__item--active > .md-tabs__link {
  opacity: 1 !important;
}

.md-tabs[hidden] {
  pointer-events: auto !important;
}

.md-tabs[hidden] .md-tabs__list,
.md-tabs[hidden] .md-tabs__link {
  pointer-events: auto !important;
}

.md-search__form,
.md-search__input {
  border: 1px solid rgba(126, 164, 224, 0.36);
  background-color: rgba(7, 16, 33, 0.45);
}

[data-md-color-scheme="default"] .md-search__form,
[data-md-color-scheme="default"] .md-search__input {
  background-color: rgba(248, 251, 255, 0.95);
}

.md-main {
  background: transparent;
}

.md-content__inner {
  margin-top: 0.6rem;
  padding: 1.1rem 1.2rem 1.8rem;
  border: 1px solid var(--fd-border);
  border-radius: 20px;
  background: var(--fd-surface);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--fd-shadow);
}

.md-sidebar__scrollwrap,
.md-nav--primary .md-nav__title,
.md-nav--secondary .md-nav__title {
  background: transparent;
}

.md-nav__link {
  border-radius: 8px;
  transition: color 220ms ease, background-color 220ms ease, transform 220ms ease;
}

.md-nav__link:hover,
.md-nav__link:focus-visible {
  color: var(--fd-accent-2);
  background: rgba(126, 146, 189, 0.12);
  transform: translateX(2px);
}

.md-nav__link--active,
.md-tabs__link--active {
  color: var(--fd-accent);
}

.md-typeset h1 {
  font-size: clamp(2rem, 3.2vw, 3rem);
  font-weight: 700;
  background: linear-gradient(110deg, #ffffff, var(--fd-accent-2) 35%, var(--fd-accent) 75%, #e6f7ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 14px 35px rgba(12, 20, 45, 0.3);
}

[data-md-color-scheme="default"] .md-typeset h1 {
  background: linear-gradient(110deg, #0f2548, #40659f 36%, #0b8f8a 72%, #7a5a1f);
  -webkit-background-clip: text;
  background-clip: text;
}

.md-typeset h2,
.md-typeset h3,
.md-typeset h4 {
  color: var(--fd-text);
}

.md-typeset h2 {
  border-bottom: 1px solid rgba(129, 158, 219, 0.26);
  padding-bottom: 0.26em;
}

.md-typeset a {
  color: var(--fd-accent);
  text-decoration-color: rgba(102, 217, 197, 0.45);
}

.md-typeset a:hover,
.md-typeset a:focus-visible {
  color: var(--fd-accent-2);
  text-decoration-color: var(--fd-accent-2);
}

.md-typeset blockquote,
.md-typeset .admonition,
.md-typeset details {
  background: var(--fd-surface-strong);
  border: 1px solid var(--fd-border);
  border-radius: 14px;
  box-shadow: 0 12px 30px rgba(2, 7, 20, 0.2);
}

.md-typeset code {
  background: rgba(116, 142, 198, 0.18);
  border: 1px solid rgba(144, 171, 226, 0.24);
  border-radius: 8px;
}

.md-typeset pre > code {
  border-radius: 14px;
  background: rgba(7, 15, 30, 0.86);
  border: 1px solid rgba(120, 155, 224, 0.28);
}

[data-md-color-scheme="default"] .md-typeset pre > code {
  background: rgba(240, 246, 255, 0.95);
}

.md-typeset table:not([class]) {
  border: 1px solid var(--fd-border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(5, 14, 35, 0.18);
}

.md-typeset table:not([class]) th {
  background: rgba(110, 140, 202, 0.18);
}

.md-top,
.md-typeset .md-button,
.md-typeset button {
  border: 1px solid rgba(132, 163, 224, 0.35);
  background: linear-gradient(120deg, rgba(15, 37, 73, 0.85), rgba(14, 67, 84, 0.82));
  color: #f1f7ff;
  box-shadow: 0 8px 26px rgba(8, 18, 42, 0.25);
  transition: transform 220ms ease, box-shadow 220ms ease, background-color 220ms ease;
}

[data-md-color-scheme="default"] .md-top,
[data-md-color-scheme="default"] .md-typeset .md-button,
[data-md-color-scheme="default"] .md-typeset button {
  color: #173259;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.92), rgba(236, 245, 255, 0.92));
}

.md-top:hover,
.md-typeset .md-button:hover,
.md-typeset button:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(7, 17, 40, 0.32);
}

.md-footer {
  background: linear-gradient(180deg, rgba(7, 14, 28, 0.2), rgba(7, 12, 24, 0.6));
  border-top: 1px solid var(--fd-border);
}

::selection {
  background: rgba(102, 217, 197, 0.34);
  color: #f4f9ff;
}

@media (max-width: 76.1875em) {
  .md-content__inner {
    border-radius: 16px;
    padding: 0.95rem 0.95rem 1.3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  body::before,
  body::after,
  .md-main::before,
  .md-main::after,
  .md-nav__link,
  .md-top,
  .md-typeset .md-button,
  .md-typeset button {
    transition: none !important;
  }

  .md-nav__link:hover,
  .md-top:hover,
  .md-typeset .md-button:hover,
  .md-typeset button:hover {
    transform: none !important;
  }
}