/*
 * «Что говорят те, кто уже прошёл обучение» — мессенджер: список переписок
 * с ученицами + открытый чат. На телефоне список — лента аватарок сверху.
 * Скрытие сообщений до анимации — только под html.nh-motion (без JS видно всё).
 */

.msgr {
  display: grid;
  grid-template-columns: minmax(240px, 320px) minmax(0, 1fr);
  height: clamp(480px, 70vh, 600px);
  overflow: hidden;
  border-radius: 1.6rem;
  border: 1px solid rgba(49, 27, 20, 0.12);
  background: #fbf8f2;
  box-shadow: 0 24px 60px rgba(49, 27, 20, 0.14);
}

/* ---------- список переписок ---------- */

.msgr-side {
  display: flex;
  flex-direction: column;
  min-height: 0;
  border-right: 1px solid rgba(49, 27, 20, 0.1);
}

.msgr-side-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 1rem 1.1rem 0.8rem;
  font-family: "Poppins", sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: #311b14;
}

.msgr-demo {
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  border: 1px dashed #b4532a;
  color: #b4532a;
  font-size: 0.7rem;
  font-weight: 400;
  cursor: help;
}

.msgr-list {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow-y: auto;
  padding: 0 0.45rem 0.6rem;
}

.msgr-item {
  display: grid;
  grid-template-columns: 2.9rem minmax(0, 1fr);
  gap: 0.7rem;
  align-items: center;
  width: 100%;
  padding: 0.6rem 0.65rem;
  border: 0;
  border-radius: 0.9rem;
  background: transparent;
  text-align: left;
  color: #311b14;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.msgr-item:hover {
  background: rgba(49, 27, 20, 0.05);
}

.msgr-item[aria-selected="true"] {
  background: #311b14;
  color: #ede6d8;
}

.msgr-item:focus-visible {
  outline: 2px solid #311b14;
  outline-offset: 2px;
}

.msgr-item-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
  gap: 0.15rem;
  font-family: "Poppins", sans-serif;
}

.msgr-item-top {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.msgr-item-top time {
  flex: none;
  font-size: 0.72rem;
  opacity: 0.6;
}

.msgr-item-preview {
  overflow: hidden;
  font-size: 0.8rem;
  white-space: nowrap;
  text-overflow: ellipsis;
  opacity: 0.7;
}

.msgr-item-preview > span {
  font-weight: 600;
}

.msgr-avatar {
  display: grid;
  place-items: center;
  width: 2.9rem;
  height: 2.9rem;
  border-radius: 50%;
  object-fit: cover;
  color: #fff;
  font-family: "Poppins", sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
}

.msgr-avatar--sm {
  width: 2.4rem;
  height: 2.4rem;
  font-size: 0.95rem;
}

/* буквенные аватарки — как знак «N» в шапке (.brand-mark), на тон светлее */
span.msgr-avatar {
  color: var(--nh-cream, #ede6d8);
  font-family: var(--nh-font-display, "Lora", serif);
  font-weight: 400;
  background: linear-gradient(135deg, #4a2c21, #7a5747);
  box-shadow: 0 6px 14px rgba(49, 27, 20, 0.22);
}

/* на тёмной строке выбранной переписки кружок иначе сливается с фоном
   (на телефоне строка светлая, там своё кольцо — см. max-width: 760px) */
@media (min-width: 761px) {
  .msgr-item[aria-selected="true"] span.msgr-avatar {
    box-shadow: 0 0 0 1.5px rgba(237, 230, 216, 0.45);
  }
}

/* ---------- открытый чат ---------- */

.msgr-panes {
  position: relative;
  min-height: 0;
}

.msgr-chat {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  background:
    radial-gradient(circle at 12px 12px, rgba(49, 27, 20, 0.07) 1.5px, transparent 2px) 0 0 / 28px 28px,
    linear-gradient(160deg, #efe4d3 0%, #e6d6c0 100%);
}

.msgr-chat[hidden] {
  display: none;
}

.msgr-chat-head {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.75rem 1.1rem;
  background: rgba(251, 248, 242, 0.94);
  border-bottom: 1px solid rgba(49, 27, 20, 0.1);
  font-family: "Poppins", sans-serif;
}

.msgr-chat-head div {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.msgr-chat-head b {
  font-size: 0.95rem;
  color: #311b14;
}

.msgr-chat-head div > span {
  font-size: 0.76rem;
  color: rgba(49, 27, 20, 0.6);
}

.msgr-feed {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 0;
  margin: 0;
  padding: 1.1rem 1rem;
  overflow-y: auto;
  overscroll-behavior: contain;
  list-style: none;
}

.msgr-row {
  display: flex;
}

.msgr-row--out {
  justify-content: flex-end;
}

/* серии сообщений одного человека — плотнее */
.msgr-row--in + .msgr-row--in,
.msgr-row--out + .msgr-row--out {
  margin-top: -0.25rem;
}

.msgr-bubble {
  max-width: min(28rem, 82%);
  padding: 0.55rem 0.8rem 0.4rem;
  border-radius: 1.05rem 1.05rem 1.05rem 0.3rem;
  background: #fffdf9;
  color: #2a1a14;
  box-shadow: 0 1px 2px rgba(49, 27, 20, 0.12);
  transform-origin: 0% 100%;
}

.msgr-row--out .msgr-bubble {
  border-radius: 1.05rem 1.05rem 0.3rem 1.05rem;
  background: #311b14;
  color: #ede6d8;
  transform-origin: 100% 100%;
}

.msgr-text {
  margin: 0;
  white-space: pre-line; /* переносы строк как в оригинальном сообщении */
  font-family: "Poppins", sans-serif;
  font-size: 0.92rem;
  line-height: 1.5;
}

.msgr-time {
  display: block;
  margin-top: 0.1rem;
  text-align: right;
  font-family: "Poppins", sans-serif;
  font-size: 0.68rem;
  opacity: 0.55;
}

.msgr-ticks {
  letter-spacing: -0.2em;
  color: #8fc1e8;
}

/* фото в сообщении */
.msgr-bubble--photo {
  padding: 0.25rem;
}

.msgr-bubble--photo .msgr-time {
  padding: 0 0.45rem 0.2rem;
}

.msgr-photo {
  display: block;
  padding: 0;
  border: 0;
  border-radius: 0.85rem;
  overflow: hidden;
  background: none;
  cursor: zoom-in;
}

.msgr-photo img {
  display: block;
  width: min(15rem, 60vw);
  height: auto;
  aspect-ratio: 501 / 632;
  object-fit: cover;
}

/* кнопка «Оригинал» в шапке чата */
.msgr-original {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  padding: 0.25rem 0.75rem 0.25rem 0.25rem;
  border: 1px solid rgba(49, 27, 20, 0.16);
  border-radius: 999px;
  background: #fff;
  color: #311b14;
  font-family: "Poppins", sans-serif;
  font-size: 0.8rem;
  cursor: zoom-in;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.msgr-original:hover,
.msgr-original:focus-visible {
  border-color: rgba(49, 27, 20, 0.4);
  box-shadow: 0 4px 12px rgba(49, 27, 20, 0.12);
}

.msgr-original img {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  object-fit: cover;
}

.msgr-photo:focus-visible,
.msgr-original:focus-visible {
  outline: 2px solid #311b14;
  outline-offset: 2px;
}

/* просмотр оригинала */
.msgr-lightbox {
  width: min(92vw, 640px);
  max-height: 92vh;
  padding: 0;
  border: 0;
  border-radius: 1.2rem;
  background: transparent;
  overflow: visible;
}

.msgr-lightbox::backdrop {
  background: rgba(20, 10, 8, 0.75);
  backdrop-filter: blur(4px);
}

.msgr-lightbox img {
  display: block;
  width: 100%;
  max-height: 88vh;
  object-fit: contain;
  border-radius: 1.2rem;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}

.msgr-lightbox[open] img {
  animation: msgrZoomIn 0.28s cubic-bezier(0.2, 0.8, 0.2, 1);
}

@keyframes msgrZoomIn {
  from { opacity: 0; transform: scale(0.94); }
  to { opacity: 1; transform: none; }
}

.msgr-lightbox-close {
  position: absolute;
  top: -0.6rem;
  right: -0.6rem;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 0;
  border-radius: 50%;
  background: #ede6d8;
  color: #311b14;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
  cursor: pointer;
}

/* «печатает…» */
.msgr-typing {
  display: none;
  gap: 0.25rem;
  padding: 0.35rem 0.1rem;
}

.msgr-typing i {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.5;
  animation: msgrDot 1s ease-in-out infinite;
}

.msgr-typing i:nth-child(2) { animation-delay: 0.15s; }
.msgr-typing i:nth-child(3) { animation-delay: 0.3s; }

@keyframes msgrDot {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.45; }
  30% { transform: translateY(-4px); opacity: 1; }
}

.msgr-row.is-typing .msgr-bubble > :not(.msgr-typing) {
  display: none;
}

.msgr-row.is-typing .msgr-typing {
  display: inline-flex;
}

html.nh-motion .msgr-row:not(.is-typing):not(.is-shown) {
  display: none; /* в чате новые сообщения «приходят» снизу, как в мессенджере */
}

/* ---------- «поле ввода» = кнопка записи ---------- */

.msgr-compose {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  padding: 0.75rem 1rem;
  background: rgba(251, 248, 242, 0.96);
  border-top: 1px solid rgba(49, 27, 20, 0.1);
}

.msgr-compose-hint {
  font-family: "Isadora Cyr", "Lora", cursive;
  font-size: 1.25rem;
  color: #311b14;
}

.msgr-compose-btn {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.55rem 1.2rem;
  border-radius: 999px;
  background: #311b14;
  color: #ede6d8;
  font-family: "Poppins", sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  transition: background-color 0.2s ease;
}

.msgr-compose-btn:hover,
.msgr-compose-btn:focus-visible {
  background: #5b2a20;
  color: #fff;
}

.msgr-compose-btn:focus-visible {
  outline: 2px solid #311b14;
  outline-offset: 3px;
}

/* ---------- телефон: аватарки лентой сверху ---------- */

@media (max-width: 760px) {
  .msgr {
    display: flex;
    flex-direction: column;
    height: auto;
    margin-inline: -0.4rem;
  }

  .msgr-side {
    border-right: 0;
    border-bottom: 1px solid rgba(49, 27, 20, 0.1);
  }

  .msgr-side-head {
    padding-bottom: 0.4rem;
  }

  .msgr-list {
    flex-direction: row;
    gap: 0.25rem;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0 0.6rem 0.8rem;
    scrollbar-width: none;
  }

  .msgr-list::-webkit-scrollbar {
    display: none;
  }

  .msgr-item {
    display: flex;
    flex: none;
    flex-direction: column;
    gap: 0.35rem;
    width: 4.6rem;
    padding: 0.4rem 0.2rem;
    text-align: center;
  }

  .msgr-item[aria-selected="true"] {
    background: transparent;
    color: #311b14;
  }

  .msgr-item[aria-selected="true"] .msgr-avatar {
    box-shadow: 0 0 0 2px #fbf8f2, 0 0 0 4px #311b14;
  }

  .msgr-item-top {
    justify-content: center;
    font-size: 0.78rem;
  }

  .msgr-item-top time,
  .msgr-item-preview {
    display: none;
  }

  .msgr-feed {
    min-height: 18rem;
    max-height: 60vh;
    max-height: 60svh;
  }

  .msgr-compose {
    justify-content: center;
    text-align: center;
  }

  .msgr-original span {
    display: none; /* на узком экране — только миниатюра */
  }

  .msgr-original {
    padding: 0.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .msgr-typing i,
  .msgr-lightbox[open] img {
    animation: none;
  }
}