spirzen/it-knowledge-base: Огромная энциклопедия по информационным технологиям. Компьютерная, цифровая, сетевая грамотность, языки, данные, структуры, интеграции, архитектура, микросервисы, контейнеризация, оркестрация и всё такое.

src/css/it-demo-shell.css
631 строка14 KB
Spirzen
Big design rework
03 июн 2026, 00:53
03 июн 2026, 00:5347730ce
/* ============================================================================
   Интерактивные демо-виджеты (React-компоненты в статьях)
   Используют переменные из custom.css — светлая и тёмная тема
   ============================================================================ */

.it-demo {
  --demo-gap: clamp(0.75rem, 2vw, 1.25rem);
  --demo-pad: clamp(0.75rem, 2.5vw, 1.25rem);
  --demo-radius: var(--ifm-card-border-radius, 12px);
  --demo-border: var(--ifm-color-emphasis-300, #e0e0e0);
  --demo-surface: var(--ifm-card-background-color);
  --demo-muted: var(--ifm-color-content-secondary);
  --demo-code-bg: var(--ifm-code-background);
  --demo-code-fg: var(--ifm-pre-color);
  --demo-syntax-kw: color-mix(in srgb, var(--ifm-color-primary) 55%, var(--demo-code-fg));
  --demo-syntax-type: color-mix(in srgb, #2e7d32 70%, var(--demo-code-fg));
  --demo-syntax-fn: color-mix(in srgb, var(--ifm-color-primary-dark, var(--ifm-color-primary)) 45%, var(--demo-code-fg));
  --demo-syntax-str: color-mix(in srgb, #c45c26 65%, var(--demo-code-fg));
  --demo-syntax-access: color-mix(in srgb, #1565c0 55%, var(--demo-code-fg));
  --demo-syntax-var: color-mix(in srgb, var(--ifm-color-primary) 35%, var(--demo-code-fg));
  --demo-syntax-comment: var(--demo-muted);
  --demo-syntax-plain: var(--demo-code-fg);
  --demo-highlight: rgba(123, 104, 238, 0.2);
  --demo-success: #2e7d32;
  --demo-warning: #ed6c02;
  --demo-error: #c62828;
  --demo-info: var(--ifm-color-primary);

  font-family: var(--ifm-font-family-base);
  color: var(--ifm-color-content);
  margin: var(--it-doc-demo-gap, 1.5rem) 0;
  max-width: 100%;
  box-sizing: border-box;
}

[data-theme='dark'] .it-demo {
  --demo-highlight: rgba(147, 112, 219, 0.28);
  --demo-syntax-kw: #c586c0;
  --demo-syntax-type: #4ec9b0;
  --demo-syntax-fn: #dcdcaa;
  --demo-syntax-str: #ce9178;
  --demo-syntax-access: #569cd6;
  --demo-syntax-var: #9cdcfe;
  --demo-syntax-comment: #8ea17d;
  --demo-syntax-plain: #d4d4d4;
}

html[data-design]:not([data-design='design-universe-original']) .it-demo {
  --demo-syntax-kw: var(--d-code-syntax-keyword);
  --demo-syntax-type: var(--d-code-syntax-builtin);
  --demo-syntax-fn: var(--d-code-syntax-function);
  --demo-syntax-str: var(--d-code-syntax-string);
  --demo-syntax-access: var(--d-code-syntax-keyword);
  --demo-syntax-var: var(--d-code-syntax-function);
  --demo-syntax-comment: var(--d-code-syntax-comment);
  --demo-syntax-plain: var(--d-code-fg);
}

.it-demo *,
.it-demo *::before,
.it-demo *::after {
  box-sizing: border-box;
}

.it-demo--loading {
  padding: var(--demo-pad);
  color: var(--demo-muted);
  font-size: 0.9rem;
  text-align: center;
  border: 1px dashed var(--demo-border);
  border-radius: var(--demo-radius);
  background: var(--ifm-background-surface-color);
}

/* Карточка / контейнер */
.it-demo__card {
  background: var(--demo-surface);
  border: 1px solid var(--demo-border);
  border-radius: var(--demo-radius);
  box-shadow: var(--ifm-global-shadow-lw);
  overflow: hidden;
}

.it-demo__body {
  padding: var(--demo-pad);
}

.it-demo__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  padding: var(--demo-pad);
  border-bottom: 1px solid var(--demo-border);
  background: var(--ifm-background-surface-color);
}

.it-demo__header-text {
  flex: 1;
  min-width: 0;
}

.it-demo__fullscreen-btn {
  flex-shrink: 0;
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.2;
  border-radius: 6px;
  border: 1px solid var(--demo-border);
  background: var(--ifm-background-color);
  color: var(--ifm-color-content);
  cursor: pointer;
  font-family: inherit;
}

.it-demo__fullscreen-btn:hover {
  border-color: var(--ifm-color-primary);
  color: var(--ifm-color-primary);
}

.it-demo__fullscreen-btn--shell {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  z-index: 3;
}

.it-demo--fullscreen {
  position: fixed;
  inset: 0.5rem;
  z-index: 200;
  margin: 0 !important;
  max-width: none !important;
  width: auto;
  display: flex;
  flex-direction: column;
  background: var(--ifm-background-color);
  border-radius: var(--demo-radius);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.28);
  overflow: hidden;
}

.it-demo--fullscreen.it-demo__card,
.it-demo--fullscreen .it-demo__card {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: inherit;
}

.it-demo--fullscreen .it-demo__body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  display: flex;
  flex-direction: column;
}

.it-demo:has(> .it-demo__fullscreen-btn--shell) {
  position: relative;
}

.it-demo--fullscreen:has(> .it-demo__fullscreen-btn--shell) {
  position: fixed;
}

.it-demo__title {
  margin: 0;
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  font-weight: 600;
  color: var(--ifm-color-content);
  line-height: 1.35;
}

.it-demo__subtitle {
  margin: 0.35rem 0 0;
  font-size: 0.875rem;
  color: var(--demo-muted);
  line-height: 1.5;
}

.it-demo__online-link {
  margin: 0.75rem 0 0;
  padding-top: 0.65rem;
  border-top: 1px dashed var(--demo-border);
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--demo-muted);
}

.it-demo__online-link a {
  font-weight: 600;
}

/* Сетки */
.it-demo__grid {
  display: grid;
  gap: var(--demo-gap);
}

.it-demo__grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

@media (max-width: 996px) {
  .it-demo__grid--2,
  .it-demo__grid--3 {
    grid-template-columns: 1fr;
  }
}

.it-demo__row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--demo-gap);
  align-items: center;
}

/* Кнопки */
.it-demo__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: inherit;
  line-height: 1.25;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.15s ease,
    box-shadow 0.15s ease;
  white-space: nowrap;
}

.it-demo__btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.it-demo__btn--primary {
  background: var(--ifm-button-background-color);
  color: var(--ifm-button-color);
  border-color: var(--ifm-button-background-color);
}

.it-demo__btn--primary:hover:not(:disabled) {
  background: var(--ifm-color-primary-dark);
  border-color: var(--ifm-color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(123, 104, 238, 0.25);
}

.it-demo__btn--secondary {
  background: var(--ifm-background-surface-color);
  color: var(--ifm-color-content);
  border-color: var(--demo-border);
}

.it-demo__btn--secondary:hover:not(:disabled) {
  border-color: var(--ifm-color-primary);
  color: var(--ifm-color-primary);
}

.it-demo__btn--danger {
  background: rgba(198, 40, 40, 0.1);
  color: var(--demo-error);
  border-color: rgba(198, 40, 40, 0.35);
}

.it-demo__btn--sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

/* Поля ввода */
.it-demo__input,
.it-demo__select,
.it-demo__textarea {
  width: 100%;
  max-width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--ifm-color-content);
  background: var(--ifm-background-color);
  border: 1px solid var(--demo-border);
  border-radius: 8px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.it-demo__input:focus,
.it-demo__select:focus,
.it-demo__textarea:focus {
  outline: none;
  border-color: var(--ifm-color-primary);
  box-shadow: 0 0 0 2px var(--demo-highlight);
}

.it-demo__label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--demo-muted);
}

/* Терминал / код */
.it-demo__terminal {
  background: var(--demo-code-bg);
  color: var(--demo-code-fg);
  border: 1px solid var(--demo-border);
  border-radius: 8px;
  padding: var(--demo-pad);
  font-family: var(--ifm-font-family-monospace);
  font-size: clamp(0.75rem, 2vw, 0.85rem);
  line-height: 1.55;
  overflow-x: auto;
  max-width: 100%;
  white-space: pre-wrap;
}

.it-demo__terminal code {
  display: block;
  white-space: pre-wrap;
  word-break: break-word;
  background: transparent;
  color: inherit;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
}

.it-demo__terminal pre {
  margin: 0;
  background: transparent;
  padding: 0;
}

.it-demo__line--active {
  background: var(--demo-highlight);
  border-radius: 4px;
  display: block;
  padding: 0.15rem 0.35rem;
  margin: 0.1rem 0;
}

/* Панели и вкладки */
.it-demo__panel {
  background: var(--ifm-background-surface-color);
  border: 1px solid var(--demo-border);
  border-radius: 8px;
  padding: var(--demo-pad);
}

.it-demo__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  border-bottom: 1px solid var(--demo-border);
  margin-bottom: var(--demo-gap);
  padding-bottom: 0.35rem;
}

.it-demo__tab {
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 500;
  border: none;
  border-radius: 6px 6px 0 0;
  background: transparent;
  color: var(--demo-muted);
  cursor: pointer;
  font-family: inherit;
}

.it-demo__tab--active {
  background: var(--demo-highlight);
  color: var(--ifm-color-primary);
  font-weight: 600;
}

/* Алерты */
.it-demo__alert {
  padding: 0.85rem 1rem;
  border-radius: 8px;
  border-left: 4px solid;
  font-size: 0.875rem;
  line-height: 1.55;
  margin: var(--demo-gap) 0;
}

.it-demo__alert--info {
  border-left-color: var(--demo-info);
  background: rgba(123, 104, 238, 0.08);
}

.it-demo__alert--success {
  border-left-color: var(--demo-success);
  background: rgba(46, 125, 50, 0.08);
}

.it-demo__alert--warning {
  border-left-color: var(--demo-warning);
  background: rgba(237, 108, 2, 0.08);
}

.it-demo__alert--error {
  border-left-color: var(--demo-error);
  background: rgba(198, 40, 40, 0.08);
}

[data-theme='dark'] .it-demo__alert--info {
  background: rgba(147, 112, 219, 0.12);
}

/* Таблицы */
.it-demo__table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--demo-border);
  border-radius: 8px;
}

.it-demo__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.it-demo__table th,
.it-demo__table td {
  padding: 0.55rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--demo-border);
}

.it-demo__table th {
  background: var(--ifm-background-surface-color);
  font-weight: 600;
  color: var(--ifm-color-content);
}

.it-demo__table tr:last-child td {
  border-bottom: none;
}

/* Бейджи / статусы */
.it-demo__badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 999px;
  background: var(--ifm-background-surface-color);
  border: 1px solid var(--demo-border);
  color: var(--ifm-color-content);
}

.it-demo__badge--active {
  background: rgba(46, 125, 50, 0.12);
  border-color: rgba(46, 125, 50, 0.35);
  color: var(--demo-success);
}

.it-demo__badge--idle {
  color: var(--demo-muted);
}

/* Лог */
.it-demo__log {
  max-height: min(280px, 40vh);
  overflow-y: auto;
  font-family: var(--ifm-font-family-monospace);
  font-size: 0.8rem;
  line-height: 1.45;
  background: var(--ifm-background-surface-color);
  border: 1px solid var(--demo-border);
  border-radius: 8px;
  padding: 0.65rem;
}

.it-demo__log-entry {
  padding: 0.2rem 0;
  border-bottom: 1px solid var(--demo-border);
  word-break: break-word;
}

.it-demo__log-entry:last-child {
  border-bottom: none;
}

/* Визуализации (диаграммы, стеки) */
.it-demo__viz {
  min-height: 120px;
  padding: var(--demo-pad);
  background: var(--ifm-background-surface-color);
  border: 1px dashed var(--demo-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--demo-gap);
}

.it-demo__stack-item {
  padding: 0.5rem 1rem;
  background: var(--demo-surface);
  border: 2px solid var(--ifm-color-primary);
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  text-align: center;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* Прогресс */
.it-demo__progress {
  height: 8px;
  background: var(--ifm-background-surface-color);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--demo-border);
}

.it-demo__progress-bar {
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--ifm-color-primary-dark),
    var(--ifm-color-primary)
  );
  border-radius: 999px;
  transition: width 0.3s ease;
}

/* Степпер жизненного цикла */
.it-demo__steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.it-demo__step {
  flex: 1 1 auto;
  min-width: min(100%, 140px);
  padding: 0.65rem;
  text-align: center;
  border: 1px solid var(--demo-border);
  border-radius: 8px;
  font-size: 0.8rem;
  background: var(--ifm-background-surface-color);
  color: var(--demo-muted);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s ease;
}

.it-demo__step--active {
  border-color: var(--ifm-color-primary);
  background: var(--demo-highlight);
  color: var(--ifm-color-primary);
  font-weight: 600;
}

.it-demo__step--done {
  border-color: var(--demo-success);
  color: var(--demo-success);
}

/* Placeholder до IntersectionObserver (витрины с многими демо на одной странице) */
.it-demo-lazy-host {
  min-height: 160px;
  contain: layout style;
  overflow-anchor: none;
}

/* Скелетон загрузки lazy */
.it-demo__skeleton {
  min-height: 160px;
  border-radius: var(--demo-radius);
  background: linear-gradient(
    90deg,
    var(--ifm-background-surface-color) 25%,
    var(--demo-border) 50%,
    var(--ifm-background-surface-color) 75%
  );
  background-size: 200% 100%;
  animation: it-demo-shimmer 1.2s ease-in-out infinite;
}

@keyframes it-demo-shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .it-demo__skeleton {
    animation: none;
    background: var(--ifm-background-surface-color);
  }

  .it-demo__btn:hover:not(:disabled) {
    transform: none;
  }
}

/* Ограниченная область для масштабируемого контента (в React предпочтительнее ZoomPanViewport) */
.it-demo__scroll-viewport {
  width: 100%;
  max-width: 100%;
  max-height: min(42vh, 280px);
  min-height: 160px;
  overflow: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}