Added: - Test chat API script - Date group CSS and JS utilities - IntersectionObserver modules - Bidirectional loading test files - Autoscroll testing checklist
241 lines
5.6 KiB
CSS
241 lines
5.6 KiB
CSS
/**
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* Chat Date Groups - Стили для группировки сообщений по датам
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*
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* Основано на Telegram Web архитектуре:
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* - Sticky positioning для дат
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* - Плавные transitions
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* - Адаптивная типографика
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*/
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/* ==================== Message Date Group ==================== */
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/**
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* Контейнер группы сообщений одной даты
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*/
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.message-date-group {
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position: relative;
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display: flex;
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flex-direction: column;
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width: 100%;
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}
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/* ==================== Sticky Date Header ==================== */
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/**
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* Sticky date header (прилипает к верху при скролле)
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*/
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.sticky-date {
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position: sticky;
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top: 56px; /* Высота chat-header */
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z-index: 2;
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/* Layout */
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display: flex;
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align-items: center;
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justify-content: center;
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padding: 12px 16px;
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margin: 0;
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/* Typography */
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font-size: 0.875rem;
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font-weight: 500;
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color: var(--bs-secondary);
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text-align: center;
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/* Визуальные эффекты */
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background-color: transparent;
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pointer-events: none; /* Не блокирует клики по умолчанию */
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/* Transitions */
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transition: opacity 0.15s ease, background-color 0.2s ease;
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}
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/**
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* Внутренний span с текстом даты
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*/
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.sticky-date span {
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display: inline-block;
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padding: 6px 12px;
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border-radius: 12px;
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background-color: var(--bs-light);
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pointer-events: all; /* Только текст кликабельный */
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/* Shadow для лучшей читаемости */
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box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
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/* Transitions */
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transition: background-color 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
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}
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/**
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* Интерактивный режим (кликабельная дата)
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*/
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.sticky-date.interactive span {
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cursor: pointer;
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user-select: none;
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}
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.sticky-date.interactive span:hover {
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background-color: var(--bs-primary);
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color: white;
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box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
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transform: translateY(-1px);
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}
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.sticky-date.interactive span:active {
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transform: translateY(0);
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box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
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}
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/**
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* Состояние sticky (когда дата "прилипла" к верху)
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* Добавляется через IntersectionObserver
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*/
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.sticky-date.is-sticky {
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/* Можно добавить визуальный эффект для sticky состояния */
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/* Например, изменить фон или тень */
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}
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.sticky-date.is-sticky span {
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background-color: rgba(255, 255, 255, 0.95);
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backdrop-filter: blur(10px);
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box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
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}
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/* ==================== Messages Container ==================== */
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/**
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* Контейнер для сообщений внутри date group
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*/
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.messages-container {
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display: flex;
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flex-direction: column;
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width: 100%;
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gap: 0; /* Сообщения сами управляют своими отступами */
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}
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/* ==================== Dark Mode Support ==================== */
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@media (prefers-color-scheme: dark) {
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.sticky-date {
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color: var(--bs-light);
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}
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.sticky-date span {
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background-color: rgba(52, 58, 64, 0.95);
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color: var(--bs-light);
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}
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.sticky-date.interactive span:hover {
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background-color: var(--bs-primary);
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color: white;
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}
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.sticky-date.is-sticky span {
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background-color: rgba(52, 58, 64, 0.98);
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backdrop-filter: blur(10px);
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}
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}
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/* ==================== Responsive Design ==================== */
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/**
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* Mobile adjustments
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*/
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@media (max-width: 576px) {
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.sticky-date {
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top: 48px; /* Меньшая высота header на мобильных */
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padding: 10px 12px;
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font-size: 0.8125rem;
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}
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.sticky-date span {
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padding: 5px 10px;
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border-radius: 10px;
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}
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}
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/**
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* Tablet adjustments
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*/
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@media (min-width: 577px) and (max-width: 992px) {
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.sticky-date {
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top: 52px;
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}
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}
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/* ==================== Print Styles ==================== */
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@media print {
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.sticky-date {
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position: static;
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page-break-inside: avoid;
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}
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.sticky-date.interactive span {
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cursor: default;
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}
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}
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/* ==================== Accessibility ==================== */
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/**
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* High contrast mode support
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*/
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@media (prefers-contrast: high) {
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.sticky-date span {
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border: 1px solid currentColor;
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}
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}
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/**
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* Reduced motion support
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*/
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@media (prefers-reduced-motion: reduce) {
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.sticky-date,
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.sticky-date span {
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transition: none;
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}
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}
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/* ==================== Loading State ==================== */
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/**
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* Skeleton loader для date groups (опционально)
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*/
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.message-date-group.loading .sticky-date span {
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animation: pulse 1.5s ease-in-out infinite;
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background: linear-gradient(
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90deg,
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var(--bs-light) 25%,
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rgba(0, 0, 0, 0.05) 50%,
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var(--bs-light) 75%
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);
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background-size: 200% 100%;
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}
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@keyframes pulse {
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0%, 100% {
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background-position: 200% 0;
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}
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50% {
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background-position: 0 0;
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}
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}
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/* ==================== RTL Support ==================== */
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[dir="rtl"] .sticky-date span {
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/* RTL adjustments если потребуется */
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}
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/* ==================== Focus Styles ==================== */
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/**
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* Keyboard navigation support
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*/
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.sticky-date.interactive span:focus-visible {
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outline: 2px solid var(--bs-primary);
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outline-offset: 2px;
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}
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