/* SPDX-License-Identifier: LGPL-3.0-or-later */
/* HDDFlyzer custom theme — homologated from HARMONSMILE reference */

@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@500;600;700&display=swap");

:root {
  --md-default-bg-color:        #f4faf9;
  --md-default-fg-color:        #1f2d35;
  --md-default-fg-color--light: #4e6669;
  --md-default-fg-color--lighter: #789093;
  --md-primary-fg-color:        #0f766e;
  --md-primary-fg-color--light: #159487;
  --md-primary-fg-color--dark:  #0e5a66;
  --md-primary-bg-color:        #ffffff;
  --md-accent-fg-color:         #d99a21;
  --md-typeset-a-color:         #0f766e;
  --md-code-bg-color:           #e8f4f2;
  --md-code-fg-color:           #123f45;
  --hdf-surface:                #ffffff;
  --hdf-surface-soft:           #e8f4f2;
  --hdf-border:                 #c5ddda;
  --hdf-text-muted:             #5b6f76;
  --hdf-teal:                   #0f766e;
  --hdf-deep:                   #0e5a66;
  --hdf-blue:                   #0e5a66;
  --hdf-amber:                  #d99a21;
  --hdf-shadow:                 0 1rem 2.5rem rgba(14, 90, 102, 0.13);
}

[data-md-color-scheme="slate"] {
  --md-default-bg-color:        #102326;
  --md-default-fg-color:        #e9f4f2;
  --md-default-fg-color--light: #c8d9d7;
  --md-default-fg-color--lighter: #9fb8b6;
  --md-primary-fg-color:        #0e5a66;
  --md-primary-fg-color--light: #159487;
  --md-primary-fg-color--dark:  #0a3e46;
  --md-primary-bg-color:        #effaf8;
  --md-accent-fg-color:         #f2b94b;
  --md-typeset-a-color:         #5ee0d2;
  --md-code-bg-color:           #153136;
  --md-code-fg-color:           #effaf8;
  --hdf-surface:                #142b2f;
  --hdf-surface-soft:           #19363b;
  --hdf-border:                 #2a565c;
  --hdf-text-muted:             #c8d9d7;
  --hdf-teal:                   #5ee0d2;
  --hdf-deep:                   #9ce8df;
  --hdf-blue:                   #9ce8df;
  --hdf-amber:                  #f2b94b;
  --hdf-shadow:                 0 1rem 2.5rem rgba(0, 0, 0, 0.36);
}

/* ── Header / tabs ───────────────────────────────────────────────────────── */

.md-header,
.md-tabs {
  box-shadow: none;
}

.md-header,
.md-tabs {
  background-color: var(--md-primary-fg-color);
}

.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  display: none;
}

.md-header__button.md-logo,
.md-nav__button.md-logo {
  align-items: center;
  display: inline-flex;
  justify-content: center;
}

.md-header__button.md-logo::before,
.md-nav__button.md-logo::before {
  --hdf-header-dot: 0.26rem;
  background: #ffffff;
  border-radius: 999px;
  box-shadow:
    calc(var(--hdf-header-dot) * 1.75) 0 0 #ffffff,
    calc(var(--hdf-header-dot) * 3.5)  0 0 #ffffff,
    0 calc(var(--hdf-header-dot) * 1.75) 0 #ffffff,
    calc(var(--hdf-header-dot) * 1.75) calc(var(--hdf-header-dot) * 1.75) 0 calc(var(--hdf-header-dot) * -0.16) #ffffff,
    calc(var(--hdf-header-dot) * 3.5)  calc(var(--hdf-header-dot) * 1.75) 0 #ffffff,
    0 calc(var(--hdf-header-dot) * 3.5) 0 #ffffff,
    calc(var(--hdf-header-dot) * 1.75) calc(var(--hdf-header-dot) * 3.5)  0 #ffffff,
    calc(var(--hdf-header-dot) * 3.5)  calc(var(--hdf-header-dot) * 3.5)  0 #ffffff;
  content: "";
  display: block;
  height: var(--hdf-header-dot);
  transform: translate(-0.46rem, -0.46rem);
  width: var(--hdf-header-dot);
}

/* ── Layout ──────────────────────────────────────────────────────────────── */

.md-main__inner {
  margin-top: 1.4rem;
}

.md-content__inner {
  padding-bottom: 3rem;
}

.md-footer-meta__inner {
  padding-left: 25px;
  padding-right: 25px;
}

.md-content,
.md-content__inner,
.md-typeset,
.md-typeset > * {
  box-sizing: border-box;
  max-width: 100%;
  min-width: 0;
}

.md-typeset img,
.md-typeset svg,
.md-typeset video,
.md-typeset iframe {
  max-width: 100%;
}

/* ── Typography ──────────────────────────────────────────────────────────── */

.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
  font-weight: 750;
  letter-spacing: 0;
}

.md-typeset h1 {
  color: var(--hdf-blue);
}

.md-typeset h2 {
  margin-top: 2.4rem;
}

.md-typeset a {
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

/* ── Admonitions / callouts ──────────────────────────────────────────────── */

.md-typeset .admonition,
.md-typeset details {
  border-color: var(--hdf-amber);
  border-radius: 0.55rem;
  box-shadow: 0 0.35rem 1rem color-mix(in srgb, var(--hdf-amber) 18%, transparent);
}

.md-typeset .admonition > .admonition-title,
.md-typeset details > summary {
  background-color: color-mix(in srgb, var(--hdf-amber) 18%, transparent);
}

.md-typeset .admonition > .admonition-title::before,
.md-typeset details > summary::before {
  background-color: var(--hdf-amber);
}

.md-typeset .admonition.note,
.md-typeset details.note {
  border-color: var(--hdf-amber);
}

.md-typeset .admonition.note > .admonition-title,
.md-typeset details.note > summary {
  background-color: color-mix(in srgb, var(--hdf-amber) 18%, transparent);
}

.md-typeset .admonition.note > .admonition-title::before,
.md-typeset details.note > summary::before {
  background-color: var(--hdf-amber);
}

.md-typeset .admonition.warning,
.md-typeset details.warning {
  border-color: var(--hdf-amber);
}

.md-typeset .admonition.warning > .admonition-title,
.md-typeset details.warning > summary {
  background-color: color-mix(in srgb, var(--hdf-amber) 16%, transparent);
}

.md-typeset .admonition.warning > .admonition-title::before,
.md-typeset details.warning > summary::before {
  background-color: var(--hdf-amber);
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */

.md-typeset .md-button {
  border-radius: 0.45rem;
  font-weight: 700;
}

.md-typeset .md-button--primary {
  background-color: var(--hdf-teal);
  border-color: var(--hdf-teal);
  color: #ffffff;
}

.md-typeset .md-button--primary:hover {
  background-color: var(--md-primary-fg-color);
  border-color: var(--md-primary-fg-color);
}

/* ── Code ────────────────────────────────────────────────────────────────── */

.md-typeset code {
  border-radius: 0.25rem;
}

.md-typeset pre,
.md-typeset .highlight {
  max-width: 100%;
  overflow-x: auto;
}

/* ── Tables ──────────────────────────────────────────────────────────────── */

.md-typeset table:not([class]) {
  border-radius: 0.55rem;
  box-shadow: 0 0 0 1px var(--hdf-border);
  overflow: hidden;
}

.md-typeset table:not([class]) th {
  background-color: var(--hdf-surface-soft);
  color: var(--hdf-blue);
}

.md-typeset table.hdf-pipeline-table {
  border-radius: 0.55rem;
  box-shadow: 0 0 0 1px var(--hdf-border);
  display: block;
  font-size: 0.72rem;
  line-height: 1.35;
  margin-top: 1.35rem;
  max-width: 100%;
  overflow-x: auto;
  table-layout: auto;
  width: 100%;
  -webkit-overflow-scrolling: touch;
}

.md-typeset table.hdf-pipeline-table th {
  background-color: var(--hdf-surface-soft);
  color: var(--hdf-blue);
  font-size: 0.68rem;
  font-weight: 750;
  padding: 0.55rem 0.7rem;
  text-transform: none;
}

.md-typeset table.hdf-pipeline-table td {
  padding: 0.52rem 0.7rem;
  vertical-align: middle;
}

.md-typeset table.hdf-pipeline-table code {
  font-size: 0.68rem;
  padding: 0.08rem 0.22rem;
}

.md-typeset table.hdf-pipeline-table th:nth-child(1),
.md-typeset table.hdf-pipeline-table th:nth-child(2),
.md-typeset table.hdf-pipeline-table td:nth-child(1),
.md-typeset table.hdf-pipeline-table td:nth-child(2) {
  min-width: 8.2rem;
  white-space: nowrap;
}

.md-typeset table.hdf-pipeline-table td:nth-child(1) code,
.md-typeset table.hdf-pipeline-table td:nth-child(2) code {
  white-space: nowrap;
  word-break: keep-all;
}

/* ── Changelog ───────────────────────────────────────────────────────────── */

.hdf-changelog h2 {
  border-left: 0.18rem solid transparent;
  border-radius: 0.25rem;
  padding-left: 0.55rem;
  transition:
    border-color 160ms ease,
    color 160ms ease,
    background-color 160ms ease;
}

.hdf-changelog h2:hover {
  background-color: color-mix(in srgb, var(--hdf-teal) 8%, transparent);
  border-left-color: var(--hdf-teal);
  color: var(--hdf-teal);
}

.hdf-changelog h2:hover .headerlink {
  color: var(--hdf-teal);
}

/* ── Hero ────────────────────────────────────────────────────────────────── */

.hdf-hero {
  align-items: center;
  background:
    radial-gradient(circle at 50% 20%, color-mix(in srgb, var(--hdf-teal) 14%, transparent), transparent 22rem),
    linear-gradient(135deg, var(--hdf-surface-soft) 0%, var(--hdf-surface) 62%);
  border: 1px solid var(--hdf-border);
  border-radius: 0.8rem;
  box-shadow: var(--hdf-shadow);
  display: flex;
  justify-content: center;
  margin: 0 0 2rem;
  overflow: hidden;
  padding: clamp(1.5rem, 4vw, 2.8rem);
  position: relative;
  text-align: center;
  width: 100%;
}

.md-typeset > h1:first-child:has(+ .hdf-hero) {
  display: none;
}

.hdf-hero::before {
  background: linear-gradient(180deg, var(--hdf-teal), var(--hdf-amber));
  content: "";
  inset: 0 auto 0 0;
  position: absolute;
  width: 0.35rem;
}

.hdf-hero__content {
  align-items: center;
  display: flex;
  flex-direction: column;
  max-width: 46rem;
  width: 100%;
}

.hdf-eyebrow {
  align-self: flex-start;
  color: var(--hdf-teal);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin: 0 0 0.45rem;
  text-transform: uppercase;
}

/* ── Brand / wordmark ────────────────────────────────────────────────────── */

.hdf-brand {
  align-items: center;
  display: inline-flex;
  gap: clamp(0.75rem, 2vw, 1.1rem);
  justify-content: center;
  margin: 80px auto 60px;
  max-width: 100%;
  padding-inline: 0.35rem;
}

.hdf-dotmark {
  --hdf-dot-size: clamp(0.46rem, 1.3vw, 0.7rem);
  display: grid;
  gap: calc(var(--hdf-dot-size) * 0.52);
  grid-template-columns: repeat(3, var(--hdf-dot-size));
  grid-template-rows: repeat(3, var(--hdf-dot-size));
}

.hdf-dotmark span {
  background: var(--hdf-blue);
  border-radius: 999px;
  display: block;
  height: var(--hdf-dot-size);
  width: var(--hdf-dot-size);
}

.hdf-dotmark span:nth-child(5) {
  align-self: center;
  height: calc(var(--hdf-dot-size) * 0.35);
  justify-self: center;
  width: calc(var(--hdf-dot-size) * 0.35);
}

.hdf-wordmark {
  color: var(--hdf-blue);
  display: inline-block;
  font-family: "Manrope", "Inter", system-ui, sans-serif;
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  font-weight: 600;
  letter-spacing: 0.035em;
  line-height: 1;
  max-width: 100%;
  overflow: visible;
  white-space: nowrap;
}

.hdf-subtitle {
  color: var(--hdf-text-muted);
  font-size: clamp(0.8rem, 1.45vw, 0.94rem);
  line-height: 1.5;
  margin: 0;
  max-width: 34rem;
}

/* ── Actions / badges ────────────────────────────────────────────────────── */

.hdf-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 35px;
}

.hdf-actions .md-button {
  font-size: 0.61rem;
  line-height: 1.1;
  margin: 0;
  min-height: 1.78rem;
  padding: 0.48em 0.78em;
}

.hdf-badges {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.24rem;
  justify-content: center;
  margin-top: 0.85rem;
}

.hdf-badges img {
  display: block;
  height: 1.02rem;
  margin: 0;
  max-width: 100%;
}

/* ── Panels / grid / cards ───────────────────────────────────────────────── */

.hdf-panel {
  margin: 1.5rem 0 2.2rem;
}

.hdf-grid {
  display: grid;
  gap: 1rem;
  max-width: 100%;
}

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

.hdf-card {
  background: var(--hdf-surface);
  border: 1px solid var(--hdf-border);
  border-radius: 0.65rem;
  box-shadow: 0 0.45rem 1.25rem rgba(14, 90, 102, 0.08);
  min-width: 0;
  padding: 1.15rem;
}

[data-md-color-scheme="slate"] .hdf-card {
  box-shadow: 0 0.45rem 1.25rem rgba(0, 0, 0, 0.22);
}

.hdf-card--notice {
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--hdf-amber) 18%, transparent), transparent 52%),
    var(--hdf-surface);
  border-left: 0.24rem solid var(--hdf-amber);
}

.hdf-card h3 {
  color: var(--hdf-blue);
  font-size: 1rem;
  margin: 0.25rem 0 0.45rem;
}

.hdf-card p {
  color: var(--hdf-text-muted);
  margin: 0;
}

.hdf-card__icon {
  align-items: center;
  background: color-mix(in srgb, var(--hdf-teal) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--hdf-teal) 28%, transparent);
  border-radius: 999px;
  color: var(--hdf-teal);
  display: inline-flex;
  font-size: 0.72rem;
  font-weight: 800;
  height: 2rem;
  justify-content: center;
  margin-bottom: 0.25rem;
  width: 2rem;
}

.hdf-card--compact {
  padding: 1rem;
}

.hdf-card--compact h3 {
  border-bottom: 2px solid var(--hdf-amber);
  display: inline-block;
  padding-bottom: 0.15rem;
}

/* ── Figures ─────────────────────────────────────────────────────────────── */

.hdf-figure-pair {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 1.4rem 0 2.1rem;
}

.hdf-figure-pair figure {
  background: var(--hdf-surface);
  border: 1px solid var(--hdf-border);
  border-radius: 0.65rem;
  margin: 0;
  min-width: 0;
  overflow: hidden;
}

.hdf-figure-pair img {
  aspect-ratio: 16 / 9;
  display: block;
  height: auto;
  object-fit: contain;
  padding: 0.55rem;
  width: 100%;
}

.hdf-figure-pair figcaption {
  border-top: 1px solid var(--hdf-border);
  color: var(--hdf-text-muted);
  font-size: 0.72rem;
  line-height: 1.35;
  margin: 0;
  padding: 0.55rem 0.7rem;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */

@media screen and (max-width: 58rem) {
  .hdf-grid--three {
    grid-template-columns: 1fr;
  }

  .hdf-figure-pair {
    grid-template-columns: 1fr;
  }
}

@media screen and (max-width: 36rem) {
  .hdf-hero {
    padding: 1.2rem;
  }

  .hdf-actions .md-button {
    margin-top: 0;
    text-align: center;
    width: 100%;
  }

  .hdf-actions {
    margin-top: 28px;
  }

  .hdf-badges {
    align-items: center;
    flex-direction: column;
  }

  .hdf-eyebrow {
    align-self: center;
    text-align: center;
  }

  .hdf-brand {
    flex-direction: column;
    gap: 0.55rem;
    margin-top: 73px;
  }

  .hdf-wordmark {
    font-size: clamp(1.45rem, 8.4vw, 2.2rem);
  }
}