/* python_files/css/python_intro.css
   Standalone stylesheet for Python introduction pages and local menu */

:root {
  --py-primary: #1a5276;
  --py-accent: #239b56;
  --py-alert: #c0392b;
  --py-text: #2f2f2f;
  --py-soft-bg: #f7fbff;
  --py-border: #d8e6f2;

  --py-content-max-width: 1120px;
  --py-section-shift-x: 55px;
  --py-section-padding-top: 60px;
  --py-section-padding-bottom: 24px;

  --py-menu-width: 330px;
  --py-menu-top: 100px;
  --py-menu-shift-x: 55px;
  --py-menu-shift-y: 44px;
  --py-menu-title-font-size: 20px;
  --py-menu-item-font-size: 15px;
  --py-menu-arrow-size: 38px;
  --py-submenu-arrow-size: 18px;

  --py-columns-gap: 14px;
  --py-left-col-width: 42%;
  --py-right-col-width: 42%;
}

.python-section {
  max-width: var(--py-content-max-width);
  margin: 0 auto;
  padding: var(--py-section-padding-top) 0 var(--py-section-padding-bottom);
  font-family: "Segoe UI", SegoeUI, system-ui, -apple-system, sans-serif;
  transform: translateX(var(--py-section-shift-x));
}

#python-local-menu {
  position: relative;
  max-width: var(--site-max-width, 1200px);
  width: 100%;
  margin: var(--py-menu-top) auto 0;
  padding: 0 150px;
  z-index: 2501;
  isolation: isolate;
  transform: translate(var(--py-menu-shift-x), var(--py-menu-shift-y));
}

#python-local-menu .python-local-menu {
  position: relative;
  width: var(--py-menu-width);
}

.python-menu-title {
  margin: 0;
  padding: 8px 34px 8px 12px;
  border: 2px solid var(--py-primary);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.98);
  color: var(--py-primary);
  font-size: var(--py-menu-title-font-size);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  user-select: none;
  position: relative;
}

.python-menu-title::after {
  content: "\25BE";
  font-size: var(--py-menu-arrow-size);
  position: absolute;
  right: 10px;
  top: 50%;
  line-height: 1;
  transform: translateY(-50%);
  transition: transform 0.25s ease;
}

.python-local-menu:hover .python-menu-title::after,
.python-local-menu:focus-within .python-menu-title::after {
  transform: translateY(-50%) rotate(180deg);
}

.python-menu-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: var(--py-menu-width);
  margin-top: 0;
  padding: 4px 0;
  border: 2px solid var(--py-primary);
  border-radius: 6px;
  background: rgba(238, 247, 255, 0.99);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
  z-index: 2500;
}

.python-local-menu:hover .python-menu-nav,
.python-local-menu:focus-within .python-menu-nav {
  display: block;
}

.python-menu-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.python-menu-list li {
  margin: 0;
  padding: 0;
}

.python-menu-separator {
  height: 2px;
  margin: 2px;
  background: rgba(26, 82, 118, 0.22);
}

.python-menu-divider {
  padding: 7px 10px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  color: #4d5e6b;
  background: #f3f6f9;
  border-top: 1px solid #dde6ee;
  border-bottom: 1px solid #dde6ee;
  text-align: center;
}

.python-menu-list a,
.python-menu-group-title {
  display: block;
  padding: 7px 8px;
  color: var(--py-primary);
  font-size: var(--py-menu-item-font-size);
  font-weight: 500;
  text-decoration: none;
  line-height: 1.4;
  text-align: left;
}

.python-menu-list a:hover {
  background: #1a5276;
  color: #fff;
}

.python-menu-list a.active {
  background: var(--py-primary);
  color: #fff;
  font-weight: 600;
}

.python-menu-group {
  position: relative;
}

.python-menu-group-title {
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  position: relative;
  padding-right: 30px;
}

.python-menu-group-title::after {
  content: "";
  position: absolute;
  right: 9px;
  top: 50%;
  width: 0;
  height: 0;
  border-top: calc(var(--py-submenu-arrow-size) * 0.32) solid transparent;
  border-bottom: calc(var(--py-submenu-arrow-size) * 0.32) solid transparent;
  border-left: calc(var(--py-submenu-arrow-size) * 0.48) solid #476274;
  transform: translateY(-50%);
  transition: transform 0.2s ease;
}

.python-menu-group:hover > .python-menu-group-title,
.python-menu-group:focus-within > .python-menu-group-title {
  background: #e9f2fa;
}

.python-menu-sublist {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  background: #fbfdff;
  border-top: 1px solid #e1edf7;
  border-bottom: 1px solid #e1edf7;
}

.python-menu-group:hover > .python-menu-sublist,
.python-menu-group:focus-within > .python-menu-sublist,
.python-menu-group:has(a.active) > .python-menu-sublist {
  display: block;
}

.python-menu-group:hover > .python-menu-group-title::after,
.python-menu-group:focus-within > .python-menu-group-title::after,
.python-menu-group:has(a.active) > .python-menu-group-title::after {
  transform: translateY(-50%) rotate(90deg);
}

.python-menu-sublist li a {
  padding-left: 18px;
}

.python-menu-sublist li a::before {
  content: "\00B7 ";
  color: #5f89a6;
}

.python-header-section {
  margin: -79px 150px 30px 0;
  text-align: right;
}

.python-header-title {
  margin: 0;
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 44px;
  font-weight: 400;
  color: var(--py-primary);
  line-height: 1.15;
}

.python-header-subtitle {
  margin: 0;
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 44px;
  font-weight: 400;
  color: var(--py-primary);
  line-height: 1.15;
}

.python-header-divider {
  margin: -45px 0 80px 0;
  border: none;
  border-top: 2px solid var(--py-primary);
}

.python-main-content {
  display: grid;
  grid-template-columns: var(--py-left-col-width) var(--py-right-col-width);
  gap: var(--py-columns-gap);
  align-items: start;
  margin: 30px 0;
}

.python-leftbox,
.python-rightbox {
  min-width: 0;
  background: #f9fbfd;
  border: 1px solid var(--py-border);
  border-radius: 8px;
  padding: 20px;
}

.python-leftbox h2,
.python-rightbox h2 {
  margin: 0 0 16px;
  font-size: 30px;
  font-weight: 600;
  line-height: 1.25;
  text-align: center;
}

.python-leftbox h2 {
  color: var(--py-primary);
}

.python-rightbox h2 {
  color: var(--py-accent);
}

.python-leftbox h3,
.python-rightbox h3 {
  margin: 18px 0 8px;
  font-size: 22px;
  color: var(--py-primary);
}

.python-leftbox p,
.python-rightbox p,
.python-leftbox li,
.python-rightbox li {
  color: var(--py-text);
  font-size: 18px;
  line-height: 1.6;
}

.python-leftbox ul,
.python-rightbox ul,
.python-leftbox ol,
.python-rightbox ol {
  margin: 10px 0 18px;
  padding-left: 24px;
}

.python-callout {
  background: #f1f8ff;
  border-left: 4px solid var(--py-primary);
  border-radius: 6px;
  padding: 12px 14px;
  margin: 16px 0;
}

.python-callout p {
  margin: 0;
}

.python-inline-code {
  background: #eef4fa;
  border: 1px solid #d7e6f4;
  border-radius: 4px;
  padding: 1px 5px;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.92em;
}

/* Keep long text/code inside column bounds without changing copied code content */
.python-rightbox,
.python-rightbox p,
.python-rightbox li {
  overflow-wrap: break-word;
}

.python-rightbox pre,
.python-leftbox pre {
  max-width: 100%;
  box-sizing: border-box;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: normal;
  overflow-wrap: anywhere;
}

.python-rightbox pre code,
.python-leftbox pre code {
  display: block;
  font-family: Consolas, "Courier New", monospace;
  font-size: 14px;
  line-height: 1.45;
  white-space: inherit;
}

.python-bottombox {
  width: calc(var(--py-left-col-width) + var(--py-right-col-width) + var(--py-columns-gap));
  margin: 28px 0;
  padding: 8px 10px;
  border: 3px solid var(--py-primary);
  border-radius: 8px;
  background: #fff;
  text-align: center;
}

.python-bottombox h2 {
  margin: 0;
  color: var(--py-primary);
  font-size: 27px;
  font-weight: 500;
  line-height: 1.35;
}

.python-bottombox p {
  margin: 8px 0 0;
  color: var(--py-text);
  font-size: 19px;
  line-height: 1.6;
}

.python-highlight-green { color: var(--py-accent); font-weight: 600; }
.python-highlight-red { color: var(--py-alert); font-weight: 600; }
.python-highlight-blue { color: var(--py-primary); font-weight: 600; }

@media (max-width: 900px) {
  .python-main-content {
    grid-template-columns: 1fr;
  }

  .python-bottombox {
    width: 100%;
  }

  #python-local-menu {
    position: static;
    margin: calc(var(--header-height, 88px) + 8px) 0 18px 0;
    padding: 0 14px;
    transform: none;
  }

  #python-local-menu .python-local-menu,
  .python-menu-nav {
    width: 100%;
    max-width: 100%;
  }

  .python-menu-nav {
    display: none;
    position: static;
    margin-top: 6px;
    max-height: none;
    box-shadow: none;
  }

  .python-local-menu.is-open .python-menu-nav {
    display: block;
  }

  .python-local-menu.is-open .python-menu-title::after {
    transform: translateY(-50%) rotate(180deg);
  }

  .python-menu-sublist {
    display: block;
  }

  .python-menu-group-title::after {
    transform: translateY(-50%) rotate(90deg);
  }

  .python-section {
    padding-left: 14px;
    padding-right: 14px;
    transform: none;
  }

  .python-header-section {
    margin: 0 0 18px 0;
    text-align: left;
  }

  .python-header-divider {
    margin: 8px 0 18px 0;
  }
}

@media (max-width: 900px) {
  .python-header-title {
    font-size: 35px;
  }

  .python-header-subtitle {
    font-size: 35px;
  }

}