/* ============================================================
   Open Agent Harness — MkDocs Theme
   Matched to web console: warm beige, glass, soft shadows
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---- Light Mode ---- */
:root {
  /* Material header: warm beige bg, dark text (matching web app-topbar) */
  --md-primary-fg-color: #ececea;
  --md-primary-fg-color--light: #f2f2ef;
  --md-primary-fg-color--dark: #e4e4e0;
  --md-primary-bg-color: #111111;
  --md-primary-bg-color--light: #333333;

  --md-accent-fg-color: #0f766e;
  --md-accent-fg-color--transparent: rgba(15, 118, 110, 0.1);

  --md-default-bg-color: #f0f0ec;
  --md-default-fg-color: #111111;
  --md-default-fg-color--light: #333333;
  --md-default-fg-color--lighter: #555555;
  --md-typeset-a-color: #1a1a1a;

  --md-code-bg-color: #e8e8e3;
  --md-code-fg-color: #111111;
  --md-code-hl-color: rgba(15, 118, 110, 0.08);

  --md-text-font: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
  --md-code-font: "JetBrains Mono", "SF Mono", "Consolas", monospace;

  --oah-border: rgba(17, 17, 17, 0.09);
  --oah-border-strong: rgba(17, 17, 17, 0.14);
  --oah-radius: 12px;
}

/* ---- Dark Mode ---- */
[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #1a1a1a;
  --md-primary-fg-color--light: #222222;
  --md-primary-fg-color--dark: #111111;
  --md-primary-bg-color: #eeeeee;
  --md-primary-bg-color--light: #bbbbbb;

  --md-accent-fg-color: #5eead4;
  --md-accent-fg-color--transparent: rgba(94, 234, 212, 0.1);

  --md-default-bg-color: #121212;
  --md-default-fg-color: #ebebeb;
  --md-default-fg-color--light: #b0b0b0;
  --md-default-fg-color--lighter: #888888;
  --md-typeset-a-color: #5eead4;

  --md-code-bg-color: #1c1c1c;
  --md-code-fg-color: #e0e0e0;

  --oah-border: rgba(255, 255, 255, 0.07);
  --oah-border-strong: rgba(255, 255, 255, 0.12);
}

/* ---- Typography ---- */
.md-typeset {
  font-family: var(--md-text-font);
  font-size: 0.82rem;
  line-height: 1.7;
  letter-spacing: -0.008em;
  -webkit-font-smoothing: antialiased;
}

.md-typeset h1 { font-weight: 700; letter-spacing: -0.025em; }
.md-typeset h2 { font-weight: 600; letter-spacing: -0.015em; margin-top: 2em; }
.md-typeset h3 { font-weight: 600; letter-spacing: -0.01em; }

/* ---- Header ----
   Web app topbar: rgba(239,239,234,0.97) bg, dark text, inner top highlight, soft drop shadow.
   Material uses --md-primary-fg-color as header bg and --md-primary-bg-color as header text,
   so the palette above gives us warm bg + dark text automatically.
   We add the glass shadow from the web console below. */

.md-header {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.72),
    0 8px 24px -16px rgba(17, 17, 17, 0.16);
  backdrop-filter: saturate(150%) blur(14px);
}

[data-md-color-scheme="slate"] .md-header {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 8px 24px -16px rgba(0, 0, 0, 0.4);
}

.md-header__topic {
  font-weight: 600;
}

/* ---- Tabs ---- */
.md-tabs {
  border-bottom: 1px solid var(--oah-border);
}

.md-tabs__link {
  font-weight: 500;
  color: var(--md-primary-bg-color--light);
  opacity: 1;
  transition: color 0.2s;
}

.md-tabs__link--active,
.md-tabs__link:hover {
  color: var(--md-primary-bg-color);
}

/* ---- Logo ---- */
.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  height: 1.75rem;
  width: 1.75rem;
}

[data-md-color-scheme="slate"] .md-header__button.md-logo img {
  filter: invert(1) brightness(1.08);
}

/* ---- Left Sidebar (primary) ---- */

.md-sidebar--primary {
  background: var(--md-default-bg-color);
  border-right: 1px solid var(--oah-border);
}

/* Hide the top-level title block (logo + site name) — redundant with header */
.md-nav--primary > .md-nav__title[for="__drawer"] {
  display: none;
}

/* GitHub source repo link */
.md-nav__source {
  display: none;
}

/* All nav links: clean and compact */
.md-nav__link {
  font-size: 0.76rem;
  border-radius: 6px;
  padding: 0.35rem 0.6rem;
  transition: background-color 0.15s, color 0.15s;
}

.md-nav__link:hover {
  background: rgba(17, 17, 17, 0.05);
}

[data-md-color-scheme="slate"] .md-nav__link:hover {
  background: rgba(255, 255, 255, 0.05);
}

/* Active page link */
.md-nav__item--active > .md-nav__link:not(.md-nav__container) {
  font-weight: 600;
  color: var(--md-accent-fg-color);
  background: var(--md-accent-fg-color--transparent);
}

/* Collapsible group labels ("架构与设计", "Workspace", "Runtime" …) */
.md-nav__item--nested > label.md-nav__link {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--md-default-fg-color);
  margin-top: 0.25rem;
}

/* Section headers when navigation.sections is active */
.md-nav__item--section > label.md-nav__link {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--md-default-fg-color--lighter);
  margin-top: 1rem;
  padding-bottom: 0.15rem;
  border-radius: 0;
}

.md-nav__item--section > label.md-nav__link:hover {
  background: transparent;
}

/* Sub-nav title shown inside expanded groups (back-label on mobile, label on desktop) */
.md-sidebar--primary .md-nav__title {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--md-default-fg-color--lighter);
  padding: 0.4rem 0.6rem 0.25rem;
  background: transparent;
  box-shadow: none;
}

.md-sidebar--primary .md-nav__title .md-nav__icon {
  color: var(--md-default-fg-color--lighter);
}

/* ---- Right Sidebar (TOC) ---- */

.md-sidebar--secondary {
  background: transparent;
}

.md-sidebar--secondary .md-nav__title {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--md-default-fg-color--light);
  box-shadow: none;
  background: transparent;
  padding: 0.5rem 0.6rem 0.3rem;
}

.md-sidebar--secondary .md-nav__link {
  font-size: 0.72rem;
  color: var(--md-default-fg-color--lighter);
}

.md-sidebar--secondary .md-nav__link--active {
  color: var(--md-accent-fg-color);
  font-weight: 500;
}

/* ---- Main Content Area ----
   Web app-main: light gradient overlay */

.md-main {
  background: linear-gradient(180deg, rgba(247, 247, 244, 0.6) 0%, var(--md-default-bg-color) 100%);
}

[data-md-color-scheme="slate"] .md-main {
  background: var(--md-default-bg-color);
}

.md-content {
  max-width: 52rem;
}

/* ---- Links ---- */
.md-typeset a:not(.md-button):not(.md-nav__link):not(.md-source):not(.md-footer__link):not(.md-logo) {
  font-weight: 500;
  color: var(--md-default-fg-color) !important;
  text-decoration: none;
}

.md-typeset a:not(.md-button):hover {
  color: var(--md-accent-fg-color) !important;
}

/* Card action links ("→ 开始", "→ 查看") */
.md-typeset .grid.cards a {
  color: var(--md-default-fg-color) !important;
  font-weight: 600;
}

/* ---- Inline Code ---- */
.md-typeset code {
  background: var(--md-code-bg-color);
  border: 1px solid var(--oah-border);
  border-radius: 5px;
  padding: 0.1em 0.35em;
  font-size: 0.85em;
  font-weight: 500;
}

/* ---- Code Blocks ----
   Web app ob-section style: inner top highlight, soft shadow */

.md-typeset pre {
  border-radius: var(--oah-radius);
  border: 1px solid var(--oah-border);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.6),
    0 4px 12px -8px rgba(17, 17, 17, 0.1);
}

[data-md-color-scheme="slate"] .md-typeset pre {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.03),
    0 4px 12px -8px rgba(0, 0, 0, 0.3);
}

.md-typeset pre > code {
  border: none;
  background: transparent;
  padding: 0;
  font-size: 0.82em;
  line-height: 1.6;
}

/* ---- Tables ---- */
.md-typeset table:not([class]) {
  border-radius: var(--oah-radius);
  overflow: hidden;
  border: 1px solid var(--oah-border);
  box-shadow: 0 4px 12px -8px rgba(17, 17, 17, 0.08);
  font-size: 0.82em;
}

.md-typeset table:not([class]) th {
  background: rgba(17, 17, 17, 0.04);
  font-weight: 600;
  font-size: 0.8em;
  letter-spacing: 0.03em;
  color: var(--md-default-fg-color);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  background: rgba(255, 255, 255, 0.04);
}

.md-typeset table:not([class]) td {
  border-top: 1px solid var(--oah-border);
}

/* ---- Hero Section ----
   Web app pane: gradient bg, top highlight, layered shadow */

.hero {
  margin: 0 0 2rem;
  padding: 1.5rem 1.75rem;
  border: 1px solid var(--oah-border);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 253, 0.82) 0%, rgba(248, 248, 245, 0.94) 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.74),
    0 18px 40px -34px rgba(17, 17, 17, 0.2);
}

[data-md-color-scheme="slate"] .hero {
  background: linear-gradient(180deg, rgba(28, 28, 28, 0.9) 0%, rgba(22, 22, 22, 0.96) 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 18px 40px -34px rgba(0, 0, 0, 0.4);
}

.hero h1,
.hero h2,
.hero h3 {
  margin-top: 0;
}

/* ---- Buttons ---- */
.md-typeset .md-button {
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.82em;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.md-typeset .md-button--primary {
  background: var(--md-default-fg-color);
  border-color: var(--md-default-fg-color);
  color: var(--md-default-bg-color);
  box-shadow: 0 16px 28px -22px rgba(17, 17, 17, 0.48);
}

.md-typeset .md-button--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 32px -20px rgba(17, 17, 17, 0.5);
}

[data-md-color-scheme="slate"] .md-typeset .md-button--primary {
  background: #e8e8e8;
  border-color: #e8e8e8;
  color: #111;
}

.md-typeset .md-button:not(.md-button--primary) {
  border: 1px solid rgba(17, 17, 17, 0.25);
  color: var(--md-default-fg-color);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.44);
}

.md-typeset .md-button:not(.md-button--primary):hover {
  transform: translateY(-1px);
  background: rgba(17, 17, 17, 0.06);
  border-color: rgba(17, 17, 17, 0.35);
}

[data-md-color-scheme="slate"] .md-typeset .md-button:not(.md-button--primary) {
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--md-default-fg-color);
}

[data-md-color-scheme="slate"] .md-typeset .md-button:not(.md-button--primary):hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.35);
}

/* ---- Cards ---- */
.grid.cards > ul > li,
.md-typeset .grid.cards > ul > li {
  border-radius: var(--oah-radius);
  border: 1px solid var(--oah-border);
  background: linear-gradient(180deg, rgba(255, 255, 253, 0.88) 0%, rgba(249, 249, 246, 0.96) 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.74),
    0 18px 40px -34px rgba(17, 17, 17, 0.22);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s;
}

.grid.cards > ul > li:hover,
.md-typeset .grid.cards > ul > li:hover {
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.74),
    0 14px 24px -18px rgba(17, 17, 17, 0.22);
}

[data-md-color-scheme="slate"] .grid.cards > ul > li,
[data-md-color-scheme="slate"] .md-typeset .grid.cards > ul > li {
  background: linear-gradient(180deg, rgba(28, 28, 28, 0.9) 0%, rgba(22, 22, 22, 0.96) 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 18px 40px -34px rgba(0, 0, 0, 0.4);
}

/* ---- Admonitions ---- */
.md-typeset .admonition,
.md-typeset details {
  border-radius: var(--oah-radius);
  box-shadow: 0 2px 8px -4px rgba(17, 17, 17, 0.06);
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(17, 17, 17, 0.12);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(17, 17, 17, 0.22); }

[data-md-color-scheme="slate"] ::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.1); }
[data-md-color-scheme="slate"] ::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.2); }

/* ---- Footer ---- */
.md-footer {
  border-top: 1px solid var(--oah-border);
}

.md-footer__link,
.md-footer-meta {
  color: var(--md-default-fg-color--light);
}

/* ---- Global text contrast fixes ---- */

/* Search result text */
.md-search-result__meta,
.md-search-result__teaser {
  color: var(--md-default-fg-color--light);
}

/* Source file info */
.md-source-file {
  color: var(--md-default-fg-color--light);
}

/* Copyright / meta */
.md-copyright {
  color: var(--md-default-fg-color--lighter);
}

/* Ensure nav/tab text is never too faint */
.md-nav__link {
  color: var(--md-default-fg-color);
}

.md-sidebar--secondary .md-nav__link {
  color: var(--md-default-fg-color--light);
}

/* ---- Focus ---- */
*:focus-visible {
  outline: 2px solid var(--md-accent-fg-color);
  outline-offset: 2px;
}

/* ---- Selection ---- */
::selection {
  background: rgba(17, 17, 17, 0.12);
  color: inherit;
}

[data-md-color-scheme="slate"] ::selection {
  background: rgba(255, 255, 255, 0.15);
}

/* ---- Mermaid ---- */
.mermaid { margin: 1.5rem 0; }

/* ---- Responsive ---- */
@media screen and (min-width: 76.25em) {
  .hero { padding: 2rem 2.25rem; }
}