:root {
  --bg: #f6f7fb;
  --panel: #ffffff;
  --panel-2: #f0f1f6;
  --text: #171923;
  --muted: #6b7280;
  --border: #e3e5ec;
  --accent: #6d5efc;
  --accent-soft: #ece9ff;
  --bubble-user: #6d5efc;
  --bubble-user-text: #ffffff;
  --danger: #d94848;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16, 18, 32, .06), 0 8px 24px rgba(16, 18, 32, .06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1116;
    --panel: #171a21;
    --panel-2: #1e222b;
    --text: #e6e8ef;
    --muted: #9aa1b1;
    --border: #272c37;
    --accent: #8b7cff;
    --accent-soft: #241f44;
    --bubble-user: #5b4ddb;
    --bubble-user-text: #ffffff;
    --danger: #ff6b6b;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  }
}

* { box-sizing: border-box; }

/* атрибут hidden должен побеждать любые наши display: flex / grid */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  -webkit-text-size-adjust: 100%;
}

button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }

/* ───────── вход ───────── */

.login-wrap {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px 16px;
}

.login-card {
  width: 100%;
  max-width: 360px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 28px 24px;
}

.login-card h1 { margin: 0 0 4px; font-size: 22px; }
.login-card p.sub { margin: 0 0 20px; color: var(--muted); font-size: 14px; }

.field { margin-bottom: 12px; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }

input[type=text], input[type=password], textarea, select {
  width: 100%;
  padding: 11px 13px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 11px;
  outline: none;
}

input:focus, textarea:focus, select:focus { border-color: var(--accent); }

.btn {
  width: 100%;
  padding: 12px 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 11px;
  font-weight: 600;
}
.btn:disabled { opacity: .6; cursor: default; }
.btn.secondary { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); }
.btn.danger { background: transparent; color: var(--danger); border: 1px solid var(--border); }

.error { color: var(--danger); font-size: 14px; min-height: 20px; margin-top: 10px; }

/* ───────── каркас ───────── */

.app {
  display: grid;
  grid-template-columns: 280px 1fr;
  height: 100dvh;
  overflow: hidden;
}

.sidebar {
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.sidebar-head {
  padding: 14px;
  display: flex;
  gap: 8px;
  align-items: center;
  border-bottom: 1px solid var(--border);
}

.brand { font-weight: 700; font-size: 17px; margin-right: auto; }

.icon-btn {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  font-size: 17px;
  flex: none;
}
.icon-btn:hover { border-color: var(--accent); }
.icon-btn.active { background: var(--accent-soft); border-color: var(--accent); }

.new-chat {
  margin: 12px;
  padding: 11px;
  border-radius: 11px;
  border: 1px dashed var(--border);
  background: transparent;
  color: var(--text);
  font-weight: 600;
}
.new-chat:hover { border-color: var(--accent); color: var(--accent); }

.chat-list { flex: 1; overflow-y: auto; padding: 0 8px 12px; }

.chat-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 10px;
  border-radius: 10px;
  cursor: pointer;
  color: var(--text);
}
.chat-item:hover { background: var(--panel-2); }
.chat-item.active { background: var(--accent-soft); }
.chat-item .title {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 15px;
}
.chat-item .row-btn {
  background: none;
  border: none;
  color: var(--muted);
  opacity: 0;
  padding: 2px 4px;
  border-radius: 6px;
}
.chat-item:hover .row-btn, .chat-item.active .row-btn { opacity: 1; }
.chat-item .row-btn:hover { color: var(--danger); }

.sidebar-foot {
  border-top: 1px solid var(--border);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}
.sidebar-foot .who { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ───────── чат ───────── */

.main { display: flex; flex-direction: column; min-width: 0; min-height: 0; }

.topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.topbar .chat-title {
  flex: 1;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.topbar select {
  width: auto;
  max-width: 190px;
  padding: 7px 10px;
  font-size: 14px;
}
#burger { display: none; }

.messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px 16px 8px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  scroll-behavior: smooth;
}

.msg { max-width: 760px; width: 100%; margin: 0 auto; display: flex; gap: 10px; }
.msg .bubble {
  padding: 11px 14px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--border);
  max-width: 100%;
  overflow-wrap: anywhere;
}
.msg.user { justify-content: flex-end; }
.msg.user .bubble {
  background: var(--bubble-user);
  color: var(--bubble-user-text);
  border-color: transparent;
  border-bottom-right-radius: 4px;
}
.msg.assistant .bubble { border-bottom-left-radius: 4px; }

.bubble p { margin: 0 0 10px; }
.bubble p:last-child { margin-bottom: 0; }
.bubble ul, .bubble ol { margin: 0 0 10px; padding-left: 22px; }
.bubble h1, .bubble h2, .bubble h3 { margin: 14px 0 8px; font-size: 1.08em; }
.bubble code {
  background: var(--panel-2);
  padding: 1px 5px;
  border-radius: 6px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .9em;
}
.msg.user .bubble code { background: rgba(255, 255, 255, .18); }
.bubble pre {
  background: var(--panel-2);
  padding: 12px;
  border-radius: 10px;
  overflow-x: auto;
  margin: 0 0 10px;
}
.bubble pre code { background: none; padding: 0; }
.bubble a { color: inherit; }

.attachments { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.attachments img {
  max-width: 220px;
  max-height: 220px;
  border-radius: 10px;
  display: block;
  cursor: zoom-in;
}

.meta { font-size: 12px; color: var(--muted); margin-top: 6px; }
.typing { color: var(--muted); font-style: italic; }

.empty {
  margin: auto;
  text-align: center;
  color: var(--muted);
  max-width: 420px;
  padding: 24px;
}
.empty h2 { color: var(--text); font-size: 20px; margin-bottom: 6px; }

/* ───────── ввод ───────── */

.composer {
  border-top: 1px solid var(--border);
  background: var(--panel);
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
}
.composer-inner { max-width: 780px; margin: 0 auto; }

.previews { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
.preview { position: relative; }
.preview img { width: 64px; height: 64px; object-fit: cover; border-radius: 9px; }
.preview button {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: none;
  background: var(--danger);
  color: #fff;
  font-size: 12px;
  line-height: 1;
}

.input-row { display: flex; align-items: flex-end; gap: 8px; }

textarea#input {
  flex: 1;
  resize: none;
  max-height: 180px;
  min-height: 46px;
  border-radius: 13px;
  padding: 12px 14px;
}

.send-btn {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 18px;
  flex: none;
}
.send-btn:disabled { opacity: .5; }

.mode-hint { font-size: 12px; color: var(--muted); margin-top: 6px; min-height: 16px; }
.rec { color: var(--danger); font-weight: 600; }

/* ───────── панель «Обо мне» ───────── */

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(8, 10, 16, .5);
  display: none;
  z-index: 40;
}
.drawer-backdrop.open { display: block; }

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(440px, 100%);
  height: 100dvh;
  background: var(--panel);
  border-left: 1px solid var(--border);
  z-index: 50;
  transform: translateX(100%);
  transition: transform .2s ease;
  display: flex;
  flex-direction: column;
}
.drawer.open { transform: none; }

.drawer-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}
.drawer-head .spacer { flex: 1; }
.drawer-body { overflow-y: auto; padding: 16px; }

.section-title { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 18px 0 8px; }
.section-title:first-child { margin-top: 0; }

.fact {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 11px;
  margin-bottom: 8px;
  background: var(--panel-2);
}
.fact .text { flex: 1; font-size: 15px; }
.fact .cat { font-size: 11px; color: var(--muted); display: block; margin-bottom: 2px; }
.fact button { background: none; border: none; color: var(--muted); padding: 2px 4px; }
.fact button:hover { color: var(--accent); }
.fact button.del:hover { color: var(--danger); }

.add-fact { display: flex; gap: 8px; margin-top: 10px; }
.add-fact input { flex: 1; }
.add-fact select { width: 130px; }
.add-fact button { width: auto; padding: 10px 14px; }

.row-2 { display: flex; gap: 8px; }
.row-2 .btn { flex: 1; }

.spent { font-size: 13px; color: var(--muted); }

/* ───────── просмотр картинки ───────── */

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(5, 6, 10, .9);
  display: none;
  place-items: center;
  z-index: 60;
  padding: 20px;
}
.lightbox.open { display: grid; }
.lightbox img { max-width: 100%; max-height: 100%; border-radius: 10px; }

/* ───────── телефон ───────── */

@media (max-width: 760px) {
  .app { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 86%;
    max-width: 320px;
    height: 100dvh;
    z-index: 45;
    transform: translateX(-100%);
    transition: transform .2s ease;
  }
  .sidebar.open { transform: none; }
  #burger { display: grid; }
  .messages { padding: 14px 12px 4px; }
  .attachments img { max-width: 60vw; }
  .topbar select { max-width: 130px; }
}

@media (max-width: 430px) {
  .icon-btn { width: 34px; height: 34px; font-size: 15px; }
  .input-row { gap: 6px; }
  .send-btn { width: 42px; height: 42px; }
  textarea#input { min-height: 42px; padding: 10px 12px; }
}

/* на узком экране иконки уезжают под поле ввода, чтобы текст не ютился */
@media (max-width: 620px) {
  .input-row { flex-wrap: wrap; row-gap: 8px; }
  textarea#input { order: 1; flex: 1 1 calc(100% - 52px); }
  .send-btn { order: 2; }
  .input-row .icon-btn { order: 3; }
}

/* ───────── запись голоса ───────── */

.recorder {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 2px 0 4px;
}

.rec-visual {
  position: relative;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  flex: none;
}

/* кольцо дышит от громкости голоса */
.rec-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--danger);
  opacity: .22;
  transform: scale(.45);
  transition: transform .07s linear;
  will-change: transform;
}

.rec-dot {
  position: relative;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--danger);
  animation: rec-pulse 1.5s ease-in-out infinite;
}

@keyframes rec-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}

@media (prefers-reduced-motion: reduce) {
  .rec-dot { animation: none; }
  .rec-ring { transition: none; }
}

.rec-time {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--danger);
  flex: none;
}

.rec-hint {
  flex: 1;
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}