/* ==========================================================================
   Kosmo — дополнения: защита от копирования и масштаба, Material-цвета
   для панелей и пилюль, анимированные галочки, архив, реакции, меню
   сообщений, ответ/изменение, закреп, свои эмодзи, переключатели.
   ========================================================================== */

/* ---------- Нельзя выделять и копировать текст, нельзя масштабировать ---------- */
html { touch-action: pan-x pan-y; }
body { -webkit-user-select: none; user-select: none; -webkit-touch-callout: none; }
input, textarea { -webkit-user-select: text; user-select: text; }
img { -webkit-user-drag: none; }

/* ---------- Material You: панели, меню и пилюли в цветах палитры ---------- */
html[data-theme="material"] {
  --md-tint: color-mix(in srgb, var(--md-sys-color-primary) 12%, var(--md-sys-color-surface-container));
  --md-tint-high: color-mix(in srgb, var(--md-sys-color-primary) 18%, var(--md-sys-color-surface-container-high));
  --c-sheet-bg: var(--md-tint);
}
html[data-theme="material"] .title-pill {
  background: var(--md-sys-color-secondary-container);
  color: var(--md-sys-color-on-secondary-container);
}
html[data-theme="material"] .pill-sub { color: color-mix(in srgb, var(--md-sys-color-on-secondary-container) 70%, transparent); }
html[data-theme="material"] .circle-btn {
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
}
html[data-theme="material"] .tabbar,
html[data-theme="material"] .menu,
html[data-theme="material"] .react-bar,
html[data-theme="material"] .compose-bar,
html[data-theme="material"] .composer-field,
html[data-theme="material"] .composer-ro,
html[data-theme="material"] .search-pill,
html[data-theme="material"] .pinned-bar,
html[data-theme="material"] .search { background: var(--md-tint-high); }
html[data-theme="material"] .tile,
html[data-theme="material"] .group,
html[data-theme="material"] .sess-card,
html[data-theme="material"] .note,
html[data-theme="material"] .palette { background: var(--md-tint); }
html[data-theme="material"] .seg { background: var(--md-tint); }
html[data-theme="material"] .menu-item:hover { background: color-mix(in srgb, var(--md-sys-color-on-surface) 8%, transparent); }

/* ---------- Кнопки-пилюли в шапке ---------- */
button.title-pill { border: 0; padding: 0 16px; font: inherit; color: inherit; cursor: pointer; transition: scale 300ms var(--spring-bouncy); }
button.title-pill:active { scale: 0.97; }
.chat-head-avatar { padding: 0; border: 0; background: none; cursor: pointer; transition: scale 300ms var(--spring-bouncy); }
.chat-head-avatar:active { scale: 0.92; }
.panel-chat.is-kosmo [data-open-user] { cursor: default; }

/* ---------- Галочки: рисуются при отправке, вторая — когда прочитали ---------- */
.ticks {
  flex: none;
  width: 16px; height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.ticks path { stroke-dasharray: 1; stroke-dashoffset: 0; }
.tick-in .t1 { animation: draw-line 420ms 80ms ease-out both; }
.tick-read .t2 { animation: draw-line 420ms ease-out both; }
@keyframes draw-line { from { stroke-dashoffset: 1; } }
.chat-time .ticks { color: var(--c-accent); }

/* «Космические» галочки: галочка дорисовывается, звёзды мерцают, по планете бежит блик */
.cosmic-badge .cb-check { stroke-dasharray: 1; animation: draw-line 600ms 150ms ease-out both; }
.cosmic-badge .cb-star { transform-box: fill-box; transform-origin: center; animation: cb-twinkle 2.6s ease-in-out infinite; }
.cosmic-badge .cb-star-2 { animation-delay: 1.3s; }
@keyframes cb-twinkle { 50% { opacity: 0.2; scale: 0.4; } }

/* ---------- Архив: отдельный экран ---------- */
.chat-list.slide-in-right { animation: list-in-right 440ms var(--spring) both; }
.chat-list.slide-in-left { animation: list-in-left 440ms var(--spring) both; }
@keyframes list-in-right { from { opacity: 0; transform: translateX(48px); } }
@keyframes list-in-left { from { opacity: 0; transform: translateX(-48px); } }

/* ---------- Лента: пусто ---------- */
.feed-empty, .chat-empty { text-align: center; }
.feed-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  margin: 70px auto 0;
  max-width: 320px;
  padding: 0 24px;
  animation: chat-in 640ms var(--spring) both;
}
.feed-empty h3 { margin: 18px 0 0; font-size: 21px; font-weight: 700; }
.feed-empty p { margin: 0; font-size: 15px; line-height: 1.4; color: var(--c-text-2); }
.feed-empty-art { position: relative; width: 150px; height: 150px; display: grid; place-items: center; }
.avatar-feed { width: 90px; height: 90px; }

/* ---------- Чат: сообщения прижаты к низу, как в мессенджерах ---------- */
.panel-chat .messages { justify-content: flex-end; }
.panel-chat.is-composing .messages { padding-bottom: 136px; }
.tile-muted { color: var(--c-text-3); font-weight: 500; }
.tile-hidden {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  margin-left: 6px;
  padding: 1px 7px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 11px;
  font-weight: 600;
  vertical-align: 1px;
}
.tile-hidden svg { width: 12px; height: 12px; }

/* Закреплённое сообщение под шапкой */
.pinned-bar {
  position: sticky;
  z-index: 3;
  top: calc(max(14px, env(safe-area-inset-top)) + 64px);
  display: flex;
  align-items: center;
  margin: -4px 16px 6px;
  border-radius: 999px;
  animation: chat-in 420ms var(--spring) both;
}
.pinned-main {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 4px 8px 16px;
  border: 0;
  background: none;
  text-align: left;
}
.pinned-main svg { flex: none; width: 18px; height: 18px; color: var(--c-accent); }
.pinned-text { min-width: 0; display: flex; flex-direction: column; font-size: 13px; line-height: 1.25; }
.pinned-text b { color: var(--c-accent); font-weight: 600; }
.pinned-text span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--c-text-2); }
.pinned-close { flex: none; width: 40px; height: 40px; display: grid; place-items: center; margin-right: 4px; border: 0; border-radius: 50%; background: none; color: var(--c-text-2); }
.pinned-close svg { width: 16px; height: 16px; }

/* Ответ / изменение: полоска над полем ввода */
.compose-bar {
  position: fixed;
  z-index: 3;
  left: 50%;
  bottom: calc(max(12px, env(safe-area-inset-bottom)) + 58px);
  width: min(680px, calc(100% - 20px));
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 6px 6px 14px;
  border-radius: 20px;
  transform: translateX(-50%);
  animation: bar-in 360ms var(--spring) both;
}
@keyframes bar-in { from { opacity: 0; transform: translate(-50%, 16px); } }
.cb-icon { color: var(--c-accent); display: grid; }
.cb-icon svg { width: 20px; height: 20px; }
.cb-text { flex: 1; min-width: 0; display: flex; flex-direction: column; font-size: 13px; line-height: 1.3; border-left: 2px solid var(--c-accent); padding-left: 10px; }
.cb-text b { color: var(--c-accent); font-weight: 600; }
.cb-text span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--c-text-2); }
.cb-close { width: 36px; height: 36px; display: grid; place-items: center; border: 0; border-radius: 50%; background: none; color: var(--c-text-2); }
.cb-close svg { width: 16px; height: 16px; }

.emoji-btn {
  flex: none;
  width: 36px; height: 36px;
  display: grid; place-items: center;
  margin-right: -8px;
  border: 0;
  border-radius: 50%;
  background: none;
  color: var(--c-text-2);
  transition: scale 300ms var(--spring-bouncy), color 200ms ease;
}
.emoji-btn:active { scale: 0.88; }
.emoji-btn svg { width: 24px; height: 24px; }
.composer.is-recording .emoji-btn { visibility: hidden; }

/* Ответ внутри сообщения */
.b-reply {
  display: flex;
  flex-direction: column;
  width: 100%;
  min-width: 140px;
  margin: 0 0 6px;
  padding: 4px 10px;
  border: 0;
  border-left: 3px solid currentColor;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  color: inherit;
  text-align: left;
  font-size: 13px;
  line-height: 1.3;
}
.theirs .b-reply { color: var(--c-accent); background: color-mix(in srgb, var(--c-accent) 14%, transparent); }
.b-reply b { font-weight: 600; }
.b-reply span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--c-text); opacity: 0.85; }
.mine .b-reply span { color: inherit; }
.b-reply.is-gone { opacity: 0.6; }
.b-meta em { font-style: normal; margin-right: 4px; }

/* Сообщение-эмодзи: без «пузыря», крупно и анимированно */
.bubble.kind-emoji { background: none !important; padding: 6px 14px 0; }
.emoji-big { width: 128px; height: 128px; filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.35)); }
.is-new .emoji-big { animation: emoji-drop 700ms var(--spring-bouncy) both; }
@keyframes emoji-drop { from { transform: scale(0.3) rotate(-20deg); opacity: 0; } }
.kind-emoji .b-meta {
  float: none;
  display: flex;
  width: fit-content;
  margin: 2px 0 0 auto;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.4);
  color: #fff;
  opacity: 1;
}
.theirs .kind-emoji .b-meta { margin-left: 0; }
.emoji-inline { width: 20px; height: 20px; }
.emoji-inline * { animation: none !important; }

/* Реакции под сообщением */
.reactions { display: flex; flex-wrap: wrap; gap: 4px; margin: 6px 0 2px; }
.reaction {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  height: 28px;
  padding: 0 8px 0 4px;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  color: inherit;
  font-size: 13px;
  font-weight: 600;
  transition: scale 300ms var(--spring-bouncy), background 200ms ease;
}
.reaction:not(:has(span)) { padding: 0 4px; }
.reaction:active { scale: 0.9; }
.reaction .emoji { width: 21px; height: 21px; }
.reaction .emoji * { animation: none !important; }
.mine .reaction { background: rgba(255, 255, 255, 0.2); }
.mine .reaction.is-mine { background: #fff; color: var(--c-accent); }
.theirs .reaction.is-mine { background: var(--c-accent); color: #fff; }
html[data-theme="material"] .mine .reaction.is-mine { background: var(--md-sys-color-on-primary); color: var(--md-sys-color-primary); }
html[data-theme="material"] .theirs .reaction.is-mine { background: var(--md-sys-color-primary); color: var(--md-sys-color-on-primary); }
.reaction.is-new { animation: react-pop 520ms var(--spring-bouncy) both; }
@keyframes react-pop { from { scale: 0.2; opacity: 0; } 60% { scale: 1.2; } }

.burst { position: fixed; z-index: 60; width: 0; height: 0; pointer-events: none; }
.burst span {
  position: absolute;
  left: -3px; top: -3px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
  animation: burst 620ms ease-out forwards;
}
.burst span:nth-child(3n) { background: #ffcc00; }
.burst span:nth-child(3n + 1) { background: #ff5f7a; }
@keyframes burst {
  from { transform: rotate(var(--a)) translateY(0) scale(1); opacity: 1; }
  to { transform: rotate(var(--a)) translateY(-30px) scale(0.3); opacity: 0; }
}

/* Подсветка при переходе к сообщению и удаление */
.bubble-row.is-flash .bubble { animation: flash 1.1s ease both; }
@keyframes flash { 25% { box-shadow: 0 0 0 4px color-mix(in srgb, var(--c-accent) 55%, transparent); scale: 1.03; } }
.bubble-row.is-pressing .bubble { scale: 0.97; transition: scale 300ms ease 120ms; }
.bubble-row.is-deleting { animation: msg-out 260ms ease-in forwards; }
@keyframes msg-out { to { opacity: 0; transform: scale(0.7); filter: blur(4px); } }

/* Меню по долгому нажатию на сообщение */
.msg-clone {
  position: fixed !important;
  z-index: 31;
  margin: 0;
  max-width: none;
  pointer-events: none;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.55);
}
.msg-clone.is-closing { animation: fade-out 160ms ease both; }
.msg-menu {
  position: fixed;
  z-index: 32;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.msg-menu.is-mine { align-items: flex-end; }
.msg-menu.is-closing { animation: fade-out 160ms ease both; }
.react-bar {
  position: relative;
  display: flex;
  gap: 2px;
  padding: 6px;
  border-radius: 999px;
  animation: menu-in 420ms var(--spring-bouncy) both;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.5);
}
html[data-theme="glass"] .react-bar { background: var(--c-sheet-bg); }
.react-opt {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: none;
  animation: react-in 420ms var(--spring-bouncy) both;
  animation-delay: calc(60ms + var(--i) * 30ms);
  transition: scale 300ms var(--spring-bouncy), background 200ms ease;
}
.react-opt .emoji { width: 31px; height: 31px; }
.react-opt:hover { scale: 1.25; }
.react-opt:active { scale: 0.9; }
.react-opt.is-mine { background: color-mix(in srgb, var(--c-accent) 30%, transparent); }
@keyframes react-in { from { opacity: 0; scale: 0.3; translate: 0 10px; } }
.msg-actions {
  position: relative !important;
  top: auto !important;
  left: auto !important;
  width: 240px;
  margin-top: var(--gap);
  transform-origin: 30px 0 !important;
}
.is-mine .msg-actions { transform-origin: 210px 0 !important; }

/* Выбор эмодзи */
.emoji-picker {
  position: fixed;
  top: auto;
  left: auto;
  right: max(10px, calc((100% - 680px) / 2));
  bottom: calc(max(12px, env(safe-area-inset-bottom)) + 58px);
  width: min(336px, calc(100% - 20px));
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  padding: 10px;
  border-radius: 26px;
  transform-origin: calc(100% - 70px) 100%;
  z-index: 6;
}
.emoji-opt {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 18px;
  background: none;
  animation: react-in 420ms var(--spring-bouncy) both;
  animation-delay: calc(var(--i) * 22ms);
  transition: scale 300ms var(--spring-bouncy), background 200ms ease;
}
.emoji-opt:hover { background: rgba(255, 255, 255, 0.08); scale: 1.08; }
.emoji-opt:active { scale: 0.9; }
.emoji-opt .emoji { width: 52px; height: 52px; }

/* ---------- Анимации эмодзи ---------- */
.emoji { overflow: visible; }
/* центр вращения — только у анимированных частей; у остальных есть свой transform */
.emoji [class] { transform-box: fill-box; transform-origin: center; }
.e-beat { animation: e-beat 1.3s ease-in-out infinite; }
.e-delay { animation-delay: 0.35s; }
@keyframes e-beat { 0%, 60%, 100% { scale: 1; } 15% { scale: 1.16; } 30% { scale: 0.94; } 45% { scale: 1.08; } }
.e-nod { transform-origin: 30% 90% !important; animation: e-nod 1.6s ease-in-out infinite; }
@keyframes e-nod { 0%, 100% { rotate: 0deg; } 30% { rotate: -12deg; } 55% { rotate: 6deg; } }
.e-flicker { transform-origin: 50% 100% !important; animation: e-flicker 0.9s ease-in-out infinite alternate; }
.e-flicker-in { transform-origin: 50% 100% !important; animation: e-flicker 0.6s ease-in-out infinite alternate-reverse; }
@keyframes e-flicker { from { scale: 0.94 1.04; } to { scale: 1.04 0.95; } }
.e-shake { animation: e-shake 1.4s ease-in-out infinite; }
@keyframes e-shake { 0%, 50%, 100% { rotate: 0deg; } 10%, 30% { rotate: -7deg; } 20%, 40% { rotate: 7deg; } }
.e-tear-l, .e-tear-r { animation: e-tear 1.4s ease-in infinite; }
.e-tear-r { animation-delay: 0.4s; }
@keyframes e-tear { 0% { translate: 0 0; opacity: 1; } 100% { translate: 0 9px; opacity: 0; } }
.e-gasp { animation: e-gasp 1.6s ease-in-out infinite; }
@keyframes e-gasp { 50% { scale: 1.25 1.15; } }
.e-drop { animation: e-drop 1.8s ease-in infinite; }
@keyframes e-drop { 0% { translate: 0 0; opacity: 1; } 90% { translate: 0 12px; opacity: 0; } 100% { opacity: 0; } }
.e-glint { animation: e-glint 2.4s ease-in-out infinite; }
@keyframes e-glint { 0%, 60% { translate: -4px 0; opacity: 0; } 70% { opacity: 0.9; } 100% { translate: 22px 0; opacity: 0; } }
.e-confetti { animation: e-confetti 1.4s ease-in-out infinite alternate; }
@keyframes e-confetti { from { translate: -3px 4px; rotate: -6deg; } to { translate: 3px -3px; rotate: 6deg; } }
.e-hover { animation: e-hover 1.6s ease-in-out infinite alternate; }
@keyframes e-hover { from { translate: -2px 2px; } to { translate: 2px -2px; } }
.e-thrust { transform-origin: 50% 0 !important; animation: e-flicker 0.25s linear infinite alternate; }
.e-twinkle { animation: e-twinkle 2s ease-in-out infinite; }
@keyframes e-twinkle { 0%, 100% { rotate: -8deg; scale: 1; } 50% { rotate: 8deg; scale: 1.08; } }
.e-spark { animation: cb-twinkle 1.8s ease-in-out infinite; }

/* ---------- Переключатели (Liquid Glass — как в iOS, Material — M3 switch) ---------- */
.switch-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 46px;
  padding: 0 4px;
  font-size: 16px;
  cursor: pointer;
}
.switch {
  appearance: none;
  -webkit-appearance: none;
  flex: none;
  position: relative;
  width: 51px; height: 31px;
  margin: 0;
  border-radius: 999px;
  background: rgba(120, 120, 128, 0.5);
  cursor: pointer;
  transition: background 250ms ease;
}
.switch::before {
  content: "";
  position: absolute;
  top: 2px; left: 2px;
  width: 27px; height: 27px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.25);
  transition: translate var(--spring-bouncy-dur) var(--spring-bouncy), width 200ms ease;
}
.switch:active::before { width: 33px; }
.switch:checked { background: #30d158; }
.switch:checked::before { translate: 20px 0; }
.switch:checked:active::before { translate: 14px 0; }
.switch:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 3px; }
html[data-theme="material"] .switch {
  width: 52px; height: 32px;
  background: var(--md-sys-color-surface-container-highest);
  box-shadow: inset 0 0 0 2px var(--md-sys-color-outline);
}
html[data-theme="material"] .switch::before {
  top: 8px; left: 8px;
  width: 16px; height: 16px;
  background: var(--md-sys-color-outline);
  box-shadow: none;
  transition: translate 300ms var(--md-emphasized), width 200ms ease, height 200ms ease, top 200ms ease, left 200ms ease;
}
html[data-theme="material"] .switch:checked { background: var(--md-sys-color-primary); box-shadow: none; }
html[data-theme="material"] .switch:checked::before {
  top: 4px; left: 4px;
  width: 24px; height: 24px;
  background: var(--md-sys-color-on-primary);
  translate: 20px 0;
}
html[data-theme="material"] .switch:active::before { width: 28px; height: 28px; top: 2px; left: 2px; }

/* ---------- Профиль собеседника поверх чата ---------- */
.panel-overlay { z-index: 7; }
.panel.is-under { opacity: 0.4; }
html[data-theme] .panel.is-open.is-under { transform: translateX(-18%) scale(0.96); }
/* в форме профиля общее правило для полей не должно растягивать переключатель */
.setup-form input.switch { flex: none; width: 51px; height: 31px; }
html[data-theme="material"] .setup-form input.switch { width: 52px; height: 32px; }

/* ---------- Liquid Glass: карточки и меню тоже окрашены в выбранный цвет ---------- */
html[data-theme="glass"] .group,
html[data-theme="glass"] .tile { background: color-mix(in srgb, var(--c-accent) 9%, #111113); }
html[data-theme="glass"] button.tile:hover { background: color-mix(in srgb, var(--c-accent) 14%, #141416); }
html[data-theme="glass"] .tile:first-child .tile-icon,
html[data-theme="glass"] .row-icon { background: color-mix(in srgb, var(--c-accent) 20%, transparent); color: color-mix(in srgb, var(--c-accent) 70%, #fff); }
html[data-theme="glass"] .danger .row-icon { background: rgba(255, 69, 58, 0.14); color: var(--c-error); }
html[data-theme="glass"] .switch:checked { background: var(--c-accent); }
html[data-theme="glass"] .group-row-btn:active { background: color-mix(in srgb, var(--c-accent) 12%, transparent); }