/* ==========================================================================
   Messenger
   ========================================================================== */

.messenger {
  --list-w: 360px;
  --info-w: 340px;
  position: relative;
  display: grid; grid-template-columns: var(--list-w) minmax(0, 1fr) 0;
  height: 100dvh; overflow: hidden;
  transition: grid-template-columns var(--t-slow) var(--ease-out);
}
.messenger.info-open { grid-template-columns: var(--list-w) minmax(0, 1fr) var(--info-w); }

/* ---------- chat list ---------- */
.list { display: flex; flex-direction: column; min-height: 0; background: var(--surface-1); border-right: 1px solid var(--line); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); }
.list-head { padding: 18px 16px 10px; }
.list-head h1 { font-size: 24px; }
.search { position: relative; margin-top: 14px; }
.search > .i { position: absolute; left: 13px; top: 50%; margin-top: -9px; width: 18px; height: 18px; color: var(--muted); pointer-events: none; transition: color var(--t-fast); }
.search:focus-within > .i { color: var(--accent); }
.search .input { padding-left: 40px; padding-right: 40px; min-height: 42px; border-radius: 13px; background: var(--surface-3); border-color: transparent; }
.search .input:focus { background: color-mix(in srgb, var(--panel) 90%, transparent); }
.search .clear { position: absolute; right: 4px; top: 50%; margin-top: -17px; width: 34px; height: 34px; }
.search kbd { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); font: 600 11px var(--font); color: var(--muted); padding: 2px 6px; border-radius: 6px; border: 1px solid var(--line); pointer-events: none; }
.search .input:focus ~ kbd, .search .input:not(:placeholder-shown) ~ kbd { display: none; }
@media (hover: none), (max-width: 767px) { .search kbd { display: none; } }
.list-body { flex: 1; min-height: 0; overflow-y: auto; padding: 4px 8px 16px; overscroll-behavior: contain; }
.list-label { padding: 14px 10px 6px; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }

.chat-row {
  position: relative;
  display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; gap: 12px;
  width: 100%; padding: 9px 10px; border: 0; border-radius: 16px;
  background: none; color: inherit; text-align: left; text-decoration: none !important;
  transition: background var(--t-fast), transform var(--t-fast) var(--ease);
}
.chat-row:hover { background: var(--hover); }
.chat-row:active { transform: scale(.985); }
.chat-row.active { background: var(--accent-weak); }
.chat-row.active::before { content: ""; position: absolute; left: 0; top: 14px; bottom: 14px; width: 3px; border-radius: 3px; background: var(--accent); }
.chat-row.enter { animation: rise .45s var(--ease-out) both; animation-delay: calc(var(--i, 0) * 28ms); }
.chat-row .av { --s: 52px; }
.cr-top, .cr-bottom { display: flex; align-items: center; gap: 8px; min-width: 0; }
.cr-top .name-line { flex: 1; font-weight: 650; font-size: 15px; }
.cr-time { flex: none; font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.chat-row.unread .cr-time { color: var(--accent); font-weight: 600; }
.cr-bottom { margin-top: 2px; }
.cr-prev { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 14px; color: var(--muted); }
.cr-prev .you { color: var(--text); opacity: .8; }
.cr-prev .draft { color: var(--danger); font-weight: 600; }
.cr-prev .i { width: 15px; height: 15px; margin-top: -2px; }
.cr-prev.typing { color: var(--accent); }
.cr-ticks { flex: none; color: var(--accent); display: inline-flex; }
.cr-ticks .i { width: 17px; height: 17px; }
.cr-ticks.unread { color: var(--muted); }
.list-skeleton { display: grid; grid-template-columns: 52px 1fr; gap: 12px; align-items: center; padding: 10px; }
.list-skeleton .a { width: 52px; height: 52px; border-radius: 50%; }
.list-skeleton .l1 { height: 12px; width: 55%; margin-bottom: 8px; }
.list-skeleton .l2 { height: 10px; width: 80%; }

/* ---------- conversation ---------- */
.conv { position: relative; display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.conv-empty { flex: 1; display: grid; place-items: center; }
.conv-view { display: flex; flex-direction: column; flex: 1; min-height: 0; }
.conv-head {
  position: relative; z-index: 5;
  display: flex; align-items: center; gap: 10px;
  height: 64px; padding: 0 12px 0 16px;
  background: var(--surface-1); border-bottom: 1px solid var(--line);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
.conv-head .who { flex: 1; min-width: 0; display: flex; align-items: center; gap: 12px; padding: 6px; margin-left: -6px; border-radius: 12px; border: 0; background: none; text-align: left; transition: background var(--t-fast); }
.conv-head .who:hover { background: var(--hover); }
.conv-head .who .av { --s: 40px; }
.conv-head .nm-wrap { min-width: 0; }
.conv-head .name-line { font-weight: 700; font-size: 15.5px; max-width: 100%; }
.conv-head .status { display: flex; align-items: center; gap: 6px; height: 18px; }
.back { display: none; }
.dots { display: inline-flex; gap: 3px; }
.dots i { width: 5px; height: 5px; border-radius: 50%; background: currentColor; animation: dot 1.2s infinite ease-in-out; }
.dots i:nth-child(2) { animation-delay: .15s; }
.dots i:nth-child(3) { animation-delay: .3s; }
@keyframes dot { 0%, 70%, 100% { transform: translateY(0); opacity: .35; } 35% { transform: translateY(-3px); opacity: 1; } }

.thread-wrap { position: relative; flex: 1; min-height: 0; }
.thread {
  position: absolute; inset: 0;
  overflow-y: auto; overflow-x: hidden; overscroll-behavior: contain;
  padding: 18px 24px 10px;
  display: flex; flex-direction: column;
  background-image: radial-gradient(color-mix(in srgb, var(--text) 8%, transparent) 1px, transparent 1.2px);
  background-size: 22px 22px;
}
.thread-inner { width: 100%; max-width: 820px; margin: auto auto 0; display: flex; flex-direction: column; }
.thread .spinner { align-self: center; margin: 10px; }
.day { position: sticky; top: 4px; z-index: 2; align-self: center; margin: 14px 0 6px; padding: 4px 12px; border-radius: 999px; font-size: 12.5px; font-weight: 600; color: var(--text); background: color-mix(in srgb, var(--panel) 80%, transparent); border: 1px solid var(--line); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.unread-line { align-self: stretch; display: flex; align-items: center; gap: 12px; margin: 14px 0 4px; color: var(--accent); font-size: 12.5px; font-weight: 700; }
.unread-line::before, .unread-line::after { content: ""; flex: 1; height: 1px; background: var(--accent-mid); }

.msg { position: relative; display: flex; flex-direction: column; max-width: min(76%, 560px); margin-top: 10px; }
.msg.cont { margin-top: 3px; }
.msg.in { align-self: flex-start; align-items: flex-start; }
.msg.out { align-self: flex-end; align-items: flex-end; }
.msg.new { animation: msg-in .42s var(--spring) both; }
.msg.out.new { transform-origin: 100% 100%; }
.msg.in.new { transform-origin: 0 100%; }
@keyframes msg-in { from { opacity: 0; transform: translateY(14px) scale(.92); } }
.bubble {
  position: relative; max-width: 100%;
  padding: 8px 12px 7px; border-radius: 20px;
  font-size: 15px; line-height: 1.42;
  white-space: pre-wrap; overflow-wrap: anywhere; word-break: break-word;
  box-shadow: 0 1px 1px rgba(0, 0, 0, .12), 0 2px 10px rgba(0, 0, 0, .08);
  transition: transform var(--t-fast) var(--ease), filter var(--t-fast);
}
.msg.in .bubble { background: var(--surface-2); border: 1px solid var(--line); }
.msg.out .bubble { background: linear-gradient(170deg, color-mix(in srgb, var(--accent) 88%, #fff 12%), var(--accent)); color: var(--accent-text); }
.msg.in.last .bubble { border-bottom-left-radius: 6px; }
.msg.out.last .bubble { border-bottom-right-radius: 6px; }
.msg.in.cont .bubble { border-top-left-radius: 8px; }
.msg.out.cont .bubble { border-top-right-radius: 8px; }
.bubble a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.meta { float: right; position: relative; top: 6px; margin-left: 10px; display: inline-flex; align-items: center; gap: 3px; font-size: 11.5px; line-height: 1; opacity: .72; user-select: none; white-space: nowrap; font-variant-numeric: tabular-nums; }
.meta .i { width: 16px; height: 16px; }
.meta .ticks.read { opacity: 1; }
.msg.out .meta .ticks.read { color: color-mix(in srgb, var(--accent-text) 100%, transparent); }
.bubble.deleted { font-style: italic; opacity: .6; display: inline-flex; align-items: center; gap: 6px; }
.bubble.deleted .i { width: 15px; height: 15px; }
.bubble.media { padding: 3px; overflow: hidden; }
.bubble.media img { max-width: min(360px, 70vw); max-height: 440px; min-width: 140px; min-height: 100px; border-radius: 17px; object-fit: cover; cursor: zoom-in; background: var(--hover); }
.msg.out.last .bubble.media img { border-bottom-right-radius: 4px; }
.msg.in.last .bubble.media img { border-bottom-left-radius: 4px; }
.bubble.media .meta { position: absolute; top: auto; right: 10px; bottom: 9px; margin: 0; padding: 4px 8px; border-radius: 999px; background: rgba(0, 0, 0, .5); color: #fff; opacity: 1; backdrop-filter: blur(4px); }
.bubble.media .quote { margin: 6px 6px 4px; }
.bubble.sticker { background: none !important; border: 0 !important; box-shadow: none; padding: 0; font-size: 72px; line-height: 1.05; }
.bubble.sticker .meta { float: none; position: static; display: flex; justify-content: flex-end; margin: 2px 4px 0; padding: 3px 8px; border-radius: 999px; background: var(--surface-2); color: var(--muted); width: max-content; margin-left: auto; opacity: 1; }
.msg.new .bubble.sticker { animation: sticker-in .6s var(--spring); }
@keyframes sticker-in { from { transform: scale(.3) rotate(-15deg); } }
.quote { display: block; max-width: 100%; margin: 0 0 6px; padding: 5px 10px; border-radius: 10px; border-left: 3px solid currentColor; background: color-mix(in srgb, currentColor 10%, transparent); font-size: 13.5px; line-height: 1.3; cursor: pointer; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; transition: background var(--t-fast); }
.msg.in .quote { color: var(--accent); }
.quote b { display: block; font-weight: 650; font-size: 12.5px; }
.quote span { color: var(--text); opacity: .85; }
.msg.out .quote span { color: inherit; }
.quote:hover { background: color-mix(in srgb, currentColor 18%, transparent); }
.msg.flash .bubble { animation: flash 1.4s var(--ease); }
@keyframes flash { 20% { transform: scale(1.03); box-shadow: 0 0 0 4px var(--accent-mid); } }

.reacts { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 4px; }
.react { position: relative; display: inline-flex; align-items: center; gap: 4px; height: 28px; padding: 0 9px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface-1); font-size: 14px; transition: transform var(--t-fast) var(--spring), background var(--t-fast); }
.react b { font-size: 12px; font-weight: 700; font-variant-numeric: tabular-nums; }
.react:hover { transform: scale(1.08); }
.react.mine { background: var(--accent-weak); border-color: var(--accent); color: var(--text); }
.react.pop { animation: react-pop .5s var(--spring); }
.react.pop::after { content: ""; position: absolute; inset: -1px; border-radius: inherit; animation: pulse-ring .6s var(--ease-out); }
@keyframes react-pop { 0% { transform: scale(.4); } 60% { transform: scale(1.2); } }

.tools { position: absolute; top: 50%; z-index: 3; display: flex; gap: 2px; padding: 3px; border-radius: 13px; background: var(--popover); border: 1px solid var(--line); box-shadow: var(--shadow-md); opacity: 0; pointer-events: none; transform: translateY(-50%) scale(.85); transition: opacity var(--t-fast), transform var(--t-fast) var(--ease); }
.msg.out .tools { right: calc(100% + 8px); }
.msg.in .tools { left: calc(100% + 8px); }
.msg:hover .tools { opacity: 1; pointer-events: auto; transform: translateY(-50%) scale(1); }
.tools .icon-btn { width: 30px; height: 30px; border-radius: 10px; }
.tools .icon-btn .i { width: 17px; height: 17px; }

.swipe-reply { position: absolute; top: 50%; right: -44px; width: 32px; height: 32px; margin-top: -16px; border-radius: 50%; display: grid; place-items: center; background: var(--accent-weak); color: var(--accent); opacity: 0; transform: scale(.5); transition: opacity .1s, transform .2s var(--spring); }
.msg.in .swipe-reply { right: auto; left: -44px; }

.pending .bubble { opacity: .85; }
.progress-ring { position: absolute; inset: 0; display: grid; place-items: center; background: rgba(0, 0, 0, .35); border-radius: 17px; color: #fff; font-size: 12px; font-weight: 700; }
.progress-ring svg { width: 52px; height: 52px; transform: rotate(-90deg); }
.progress-ring circle { fill: none; stroke-width: 4; }
.progress-ring .bg { stroke: rgba(255, 255, 255, .25); }
.progress-ring .fg { stroke: #fff; stroke-linecap: round; stroke-dasharray: 138; transition: stroke-dashoffset .2s; }
.progress-ring span { position: absolute; }

.to-bottom { position: absolute; z-index: 6; right: 20px; bottom: 14px; width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--line); background: color-mix(in srgb, var(--panel) 92%, transparent); color: var(--text); box-shadow: var(--shadow-md); backdrop-filter: blur(10px); transform: scale(0) translateY(20px); transition: transform var(--t) var(--spring); }
.to-bottom.on { transform: none; }
.to-bottom .count { position: absolute; top: -6px; right: -4px; }

.drop-zone { position: absolute; inset: 12px; z-index: 30; display: none; place-items: center; border-radius: var(--r-xl); border: 2px dashed var(--accent); background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: blur(6px); color: var(--accent); font-weight: 700; text-align: center; }
.drop-zone .i { width: 40px; height: 40px; margin: 0 auto 10px; display: block; }
.conv.dragging .drop-zone { display: grid; animation: fade-in .15s; }

/* ---------- composer ---------- */
.composer-area { padding: 8px 20px 16px; }
.composer-inner { max-width: 820px; margin: 0 auto; }
.compose-bar { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; padding: 8px 8px 8px 12px; border-radius: var(--r-md); background: var(--surface-1); border: 1px solid var(--line); animation: rise .3s var(--ease-out); }
.compose-bar > .i { color: var(--accent); }
.compose-bar .t { flex: 1; min-width: 0; font-size: 13.5px; border-left: 2px solid var(--accent); padding-left: 10px; }
.compose-bar .t b { display: block; color: var(--accent); font-size: 12.5px; }
.compose-bar .t span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); }
.composer { display: flex; align-items: flex-end; gap: 4px; padding: 6px; border-radius: 26px; background: var(--surface-1); border: 1px solid var(--line); box-shadow: var(--shadow-md); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); transition: border-color var(--t), box-shadow var(--t); }
.composer:focus-within { border-color: var(--accent-mid); box-shadow: var(--shadow-md), 0 0 0 4px var(--accent-weak); }
.composer .icon-btn { width: 42px; height: 42px; border-radius: 50%; }
.composer .icon-btn .i { width: 22px; height: 22px; }
.composer textarea { flex: 1; min-width: 0; max-height: 180px; padding: 10px 4px; border: 0; outline: 0; resize: none; background: none; color: var(--text); line-height: 1.45; font-size: 15px; }
.composer textarea::placeholder { color: var(--muted); }
.send { width: 42px; height: 42px; flex: none; border: 0; border-radius: 50%; display: grid; place-items: center; background: var(--accent); color: var(--accent-text); box-shadow: var(--glow); transition: transform var(--t) var(--spring), opacity var(--t); }
.send .i { width: 20px; height: 20px; margin-left: 2px; }
.send:active { transform: scale(.88); }
.send[disabled] { transform: scale(.75); opacity: 0; pointer-events: none; width: 0; margin-left: -4px; }
.send.fly .i { animation: fly .45s var(--ease-out); }
@keyframes fly { 50% { transform: translate(14px, -10px) scale(.6); opacity: 0; } 51% { transform: translate(-14px, 10px) scale(.6); } }
.stickers { display: grid; grid-template-columns: repeat(auto-fill, minmax(56px, 1fr)); gap: 4px; margin-bottom: 8px; padding: 10px; border-radius: var(--r-lg); background: var(--surface-1); border: 1px solid var(--line); box-shadow: var(--shadow-md); animation: pop-in .3s var(--spring); transform-origin: 90% 100%; }
.stickers button { height: 56px; font-size: 34px; border: 0; border-radius: var(--r-md); background: none; transition: transform var(--t-fast) var(--spring), background var(--t-fast); }
.stickers button:hover { transform: scale(1.2); background: var(--hover); }
.notice { display: flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap; padding: 14px; border-radius: var(--r-lg); background: var(--surface-1); border: 1px solid var(--line); color: var(--muted); font-size: 14px; }

/* ---------- context menu / lightbox ---------- */
.menu { position: fixed; z-index: 800; min-width: 220px; padding: 6px; border-radius: 18px; background: var(--popover); border: 1px solid var(--line); box-shadow: var(--shadow-lg); animation: menu-in .22s var(--spring); }
@keyframes menu-in { from { opacity: 0; transform: scale(.85); } }
.menu.out { animation: fade-out .12s forwards; }
.menu .emojis { display: flex; flex-wrap: wrap; gap: 2px; padding: 4px 4px 8px; margin-bottom: 4px; border-bottom: 1px solid var(--line); }
.menu .emojis button { width: 38px; height: 38px; font-size: 21px; border: 0; border-radius: 12px; background: none; transition: transform var(--t-fast) var(--spring), background var(--t-fast); }
.menu .emojis button:hover { transform: scale(1.3); background: var(--hover); }
.menu .emojis button.locked { opacity: .35; filter: grayscale(1); }
.menu .emojis button.on { background: var(--accent-weak); }
.menu .item { display: flex; align-items: center; gap: 12px; width: 100%; height: 40px; padding: 0 12px; border: 0; border-radius: 11px; background: none; font-size: 14.5px; text-align: left; transition: background var(--t-fast); }
.menu .item:hover { background: var(--hover); }
.menu .item .i { width: 18px; height: 18px; color: var(--muted); }
.menu .item.danger, .menu .item.danger .i { color: var(--danger); }
.lightbox { position: fixed; inset: 0; z-index: 990; display: grid; place-items: center; background: rgba(0, 0, 0, .9); cursor: zoom-out; animation: fade-in .2s; }
.lightbox img { max-width: 94vw; max-height: 90vh; border-radius: 14px; animation: pop-in .35s var(--spring); }
.lightbox .icon-btn { position: absolute; top: 16px; right: 16px; color: #fff; background: rgba(255, 255, 255, .12); }

/* ---------- info panel ---------- */
.info { min-width: 0; overflow: hidden; background: var(--surface-1); border-left: 1px solid var(--line); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); }
.info-inner { width: var(--info-w); height: 100%; overflow-y: auto; }
.info-top { display: flex; align-items: center; gap: 8px; height: 64px; padding: 0 12px 0 18px; border-bottom: 1px solid var(--line); }
.info-top h3 { flex: 1; }
.info-banner { height: 120px; background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 30%, var(--bg))); background-size: cover; background-position: center; }
.info-body { padding: 0 20px 24px; }
.info-body .av { --s: 92px; margin-top: -46px; box-shadow: 0 0 0 5px var(--card); font-size: 36px; }
.info-body .name-line { margin-top: 12px; font-size: 20px; font-weight: 750; }
.info-body .bio { margin-top: 14px; white-space: pre-wrap; font-size: 14px; }
.info-section { margin-top: 20px; }
.info-section .t { font-size: 12px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 10px; }
.info-actions { display: grid; gap: 8px; margin-top: 22px; }
.info-actions .btn { justify-content: flex-start; }

/* ---------- responsive ---------- */
@media (max-width: 1279px) {
  .messenger.info-open { grid-template-columns: var(--list-w) minmax(0, 1fr) 0; }
  .info { position: absolute; z-index: 40; top: 0; right: 0; bottom: 0; width: var(--info-w); box-shadow: var(--shadow-lg); background: linear-gradient(var(--surface-1), var(--surface-1)), var(--bg); transform: translateX(105%); transition: transform var(--t-slow) var(--ease-out); }
  .messenger.info-open .info { transform: none; }
}
@media (max-width: 1023px) {
  .messenger { --list-w: 310px; }
  .thread { padding: 14px 16px 8px; }
}
@media (max-width: 767px) {
  .messenger, .messenger.info-open { grid-template-columns: minmax(0, 1fr); height: calc(100dvh - var(--tab-h) - var(--safe-b)); }
  body.in-chat .messenger { height: 100dvh; }
  body.in-chat .nav { transform: translateY(110%); }
  .nav { transition: transform var(--t-slow) var(--ease-out); }
  .list { border-right: 0; background: transparent; backdrop-filter: none; }
  .conv { position: fixed; inset: 0; z-index: 30; background: var(--bg); transform: translateX(100%); transition: transform .42s var(--ease-out); box-shadow: -20px 0 40px rgba(0, 0, 0, .3); }
  .conv.dragging-back { transition: none; }
  .messenger.has-chat .conv { transform: none; }
  .conv-empty { display: none; }
  .back { display: inline-grid; margin-left: -6px; }
  .conv-head { padding: 0 8px; }
  .thread { padding: 12px 10px 6px; }
  .msg { max-width: 86%; }
  .tools { display: none; }
  .bubble { -webkit-touch-callout: none; -webkit-user-select: none; user-select: none; }
  .composer-area { padding: 6px 8px calc(8px + var(--safe-b)); }
  .composer .icon-btn { width: 40px; height: 40px; }
  .composer textarea { font-size: 16px; }
  .info { position: fixed; z-index: 60; inset: 0; width: auto; border: 0; transform: translateY(100%); }
  .messenger.info-open .info { transform: none; }
  .info-inner { width: 100%; }
  .to-bottom { right: 12px; }
  .menu { left: 8px !important; right: 8px; top: auto !important; bottom: calc(8px + var(--safe-b)); min-width: 0; border-radius: 22px; animation: sheet-in .35s var(--ease-out); box-shadow: 0 0 0 100vmax rgba(0, 0, 0, .5); }
  .menu .emojis { justify-content: space-between; }
  .menu .item { height: 48px; font-size: 15.5px; }
}
@media (hover: none) { .tools { display: none; } }