:root {
  --bg: #f6f4ef;
  --panel: #ffffff;
  --panel-2: #faf8f3;
  --line: #e4dfd3;
  --text: #22201c;
  --muted: #6f6a60;
  --accent: #a67c2e;
  --accent-soft: #f3e8d2;
  --owner: #b8862b;
  --claude: #c8643f;
  --gpt: #12866b;
  --danger: #b3261e;
  --ok: #2e7d32;
  --warn: #a15c00;
  --shadow: 0 1px 2px rgba(0, 0, 0, .06), 0 2px 8px rgba(0, 0, 0, .04);
  --radius: 10px;
  --mono: ui-monospace, "Cascadia Code", Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #15161a;
    --panel: #1d1f24;
    --panel-2: #23262c;
    --line: #30343b;
    --text: #ebe7df;
    --muted: #9b968c;
    --accent: #d9b26a;
    --accent-soft: #3a3121;
    --owner: #d9b26a;
    --claude: #e08a66;
    --gpt: #3fbf9b;
    --danger: #f2756b;
    --ok: #74c47a;
    --warn: #e0a656;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #15161a;
  --panel: #1d1f24;
  --panel-2: #23262c;
  --line: #30343b;
  --text: #ebe7df;
  --muted: #9b968c;
  --accent: #d9b26a;
  --accent-soft: #3a3121;
  --owner: #d9b26a;
  --claude: #e08a66;
  --gpt: #3fbf9b;
  --danger: #f2756b;
  --ok: #74c47a;
  --warn: #e0a656;
  --shadow: 0 1px 2px rgba(0, 0, 0, .4);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
button, input, select, textarea { font: inherit; color: inherit; }
code, pre { font-family: var(--mono); font-size: .9em; }

/* ---- каркас ---- */
.layout { display: grid; grid-template-columns: 240px 1fr; height: 100vh; }
.side {
  background: var(--panel);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.brand { padding: 18px 18px 10px; }
.brand b { font-family: Georgia, "Times New Roman", serif; font-size: 20px; letter-spacing: .02em; }
.brand small { display: block; color: var(--muted); font-size: 12px; }
.nav { flex: 1; overflow-y: auto; padding: 4px 8px; }
.nav h4 { margin: 14px 10px 4px; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 10px; border-radius: 8px;
  color: var(--text); text-decoration: none;
}
.nav a:hover { background: var(--panel-2); }
.nav a.active { background: var(--accent-soft); font-weight: 600; }
.nav .badge { margin-left: auto; }
.side-foot { padding: 10px 14px; border-top: 1px solid var(--line); display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.side-foot .row { display: flex; gap: 8px; }
.main { min-width: 0; min-height: 0; display: flex; flex-direction: column; }
.topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 22px; border-bottom: 1px solid var(--line); background: var(--panel);
}
.topbar h1 { margin: 0; font-size: 18px; font-family: Georgia, "Times New Roman", serif; }
.topbar .sub { color: var(--muted); font-size: 13px; }
.topbar .spacer { flex: 1; }
.menu-btn { display: none; }
.content { flex: 1; overflow-y: auto; padding: 18px 22px 40px; min-height: 0; }
.content.chat-mode { padding: 0; display: flex; flex-direction: column; overflow: hidden; }

/* ---- элементы ---- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 8px;
  border: 1px solid var(--line); background: var(--panel); cursor: pointer;
  text-decoration: none; color: var(--text); white-space: nowrap;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
:root[data-theme="dark"] .btn.primary { color: #1b1508; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn.primary { color: #1b1508; } }
.btn.small { padding: 3px 8px; font-size: 13px; }
.btn.danger { color: var(--danger); }
.btn:disabled { opacity: .5; cursor: default; }
.badge {
  display: inline-block; min-width: 20px; padding: 0 6px;
  border-radius: 10px; background: var(--accent); color: #fff;
  font-size: 12px; text-align: center; line-height: 20px;
}
.chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 1px 8px; border-radius: 10px; font-size: 12px;
  background: var(--panel-2); border: 1px solid var(--line); color: var(--muted);
  white-space: nowrap;
}
.chip.owner { color: var(--owner); border-color: color-mix(in srgb, var(--owner) 40%, transparent); }
.chip.claude { color: var(--claude); border-color: color-mix(in srgb, var(--claude) 40%, transparent); }
.chip.gpt { color: var(--gpt); border-color: color-mix(in srgb, var(--gpt) 40%, transparent); }
.chip.todo { color: var(--muted); }
.chip.doing { color: var(--warn); }
.chip.review { color: var(--claude); }
.chip.done { color: var(--ok); }
.chip.open { color: var(--warn); }
.chip.answered { color: var(--ok); }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; background: var(--muted); }
.dot.live { background: var(--ok); }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 14px 16px;
}
.stack { display: grid; gap: 12px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.grow { flex: 1; }
input[type=text], input[type=password], input[type=search], select, textarea {
  border: 1px solid var(--line); background: var(--panel-2); border-radius: 8px; padding: 7px 10px;
  min-width: 0;
}
textarea { width: 100%; resize: vertical; }
input:focus, select:focus, textarea:focus, .btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
label.field { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
label.field > input, label.field > select, label.field > textarea { color: var(--text); font-size: 15px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 14px; }
.tabs a { padding: 6px 12px; text-decoration: none; color: var(--muted); border-bottom: 2px solid transparent; }
.tabs a.active { color: var(--text); border-bottom-color: var(--accent); }
.empty { color: var(--muted); text-align: center; padding: 40px 10px; }
.toast {
  position: fixed; right: 18px; bottom: 18px; z-index: 50;
  background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 8px; box-shadow: var(--shadow);
  max-width: 420px;
}
.toast.error { background: var(--danger); color: #fff; }

/* ---- сообщения ---- */
.chat-scroll { flex: 1; overflow-y: auto; padding: 16px 22px; min-height: 0; }
.msg { display: grid; grid-template-columns: 34px 1fr; gap: 10px; padding: 8px 0; }
.avatar {
  width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 700; font-size: 14px; color: #fff;
}
.avatar.owner { background: var(--owner); }
.avatar.claude { background: var(--claude); }
.avatar.gpt { background: var(--gpt); }
.msg-head { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; }
.msg-head b { font-weight: 600; }
.msg-head time { color: var(--muted); font-size: 12px; }
.msg-body { overflow-wrap: anywhere; }
.msg-body > :first-child { margin-top: 2px; }
.msg-body > :last-child { margin-bottom: 0; }
.msg-body p { margin: 4px 0; }
.msg-body pre { background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 10px; overflow-x: auto; }
.msg-body code { background: var(--panel-2); padding: 1px 4px; border-radius: 4px; }
.msg-body pre code { background: none; padding: 0; }
.msg-body blockquote { margin: 6px 0; padding-left: 10px; border-left: 3px solid var(--line); color: var(--muted); }
.msg-body h1, .msg-body h2, .msg-body h3 { font-size: 16px; margin: 10px 0 4px; }
.msg-body table { border-collapse: collapse; margin: 6px 0; }
.msg-body td, .msg-body th { border: 1px solid var(--line); padding: 3px 8px; }
.msg.system .msg-body { color: var(--muted); font-size: 14px; }
.msg.question .bubble, .msg.answer .bubble { border-left: 3px solid var(--warn); padding-left: 10px; }
.msg.answer .bubble { border-left-color: var(--ok); }
.quote { font-size: 13px; color: var(--muted); border-left: 2px solid var(--line); padding-left: 8px; margin: 2px 0 4px; cursor: pointer; }
.attachments { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.thumb {
  display: block; width: 120px; height: 90px; border-radius: 8px; border: 1px solid var(--line);
  background: repeating-conic-gradient(var(--panel-2) 0 25%, var(--panel) 0 50%) 50% / 16px 16px;
  object-fit: contain;
}
.file-chip {
  display: inline-flex; align-items: center; gap: 6px; max-width: 100%;
  padding: 4px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel-2);
  font-size: 13px; text-decoration: none; color: var(--text);
}
.file-chip code { background: none; overflow: hidden; text-overflow: ellipsis; }
.answer-box { margin-top: 8px; display: grid; gap: 6px; }
.composer { border-top: 1px solid var(--line); background: var(--panel); padding: 12px 22px; display: grid; gap: 8px; }
.composer textarea { min-height: 64px; max-height: 40vh; }
.composer .pending-files { display: flex; gap: 6px; flex-wrap: wrap; }
.hint { font-size: 13px; color: var(--muted); }
.more { text-align: center; padding: 6px; }

/* ---- доска ---- */
.board { display: grid; grid-template-columns: repeat(4, minmax(220px, 1fr)); gap: 12px; align-items: start; }
.column { background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px; min-height: 120px; }
.column h3 { margin: 0 0 8px; font-size: 14px; display: flex; justify-content: space-between; }
.column.drop { outline: 2px dashed var(--accent); }
.task-card { display: block; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 10px; margin-bottom: 8px; text-decoration: none; color: var(--text); cursor: grab; }
.task-card:hover { border-color: var(--accent); }
.task-card .title { font-weight: 600; margin-bottom: 6px; }
.task-card .meta { display: flex; gap: 6px; flex-wrap: wrap; font-size: 12px; color: var(--muted); }

/* ---- заказы ---- */
.orders { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 12px; }
.spec { display: grid; grid-template-columns: max-content 1fr; gap: 2px 12px; font-size: 13px; margin: 8px 0; }
.spec dt { color: var(--muted); }
.spec dd { margin: 0; overflow-wrap: anywhere; }

/* ---- файлы ---- */
.tree { font-size: 14px; }
.tree details { margin-left: 14px; }
.tree > details { margin-left: 0; }
.tree summary { cursor: pointer; padding: 3px 0; list-style: none; display: flex; align-items: center; gap: 6px; }
.tree summary::-webkit-details-marker { display: none; }
.tree summary::before { content: "▸"; color: var(--muted); width: 12px; }
.tree details[open] > summary::before { content: "▾"; }
.frow { display: grid; grid-template-columns: 22px 44px 1fr auto auto auto auto; gap: 8px; align-items: center; padding: 3px 0 3px 26px; border-bottom: 1px dashed var(--line); }
.frow .name { overflow-wrap: anywhere; }
.frow img { width: 40px; height: 30px; object-fit: contain; border-radius: 4px; border: 1px solid var(--line); background: var(--panel-2); }
.frow .icon { width: 40px; text-align: center; color: var(--muted); font-size: 12px; }
.dropzone { border: 2px dashed var(--line); border-radius: var(--radius); padding: 18px; text-align: center; color: var(--muted); }
.dropzone.over { border-color: var(--accent); color: var(--text); }
.versions { margin: 6px 0 6px 74px; font-size: 13px; }

/* ---- контекст и подключение ---- */
.doc { white-space: normal; }
.copy-block { position: relative; }
.copy-block pre { background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 12px; white-space: pre-wrap; max-height: 360px; overflow: auto; margin: 6px 0; }
.steps { padding-left: 20px; }
.steps li { margin: 6px 0; }
.login { max-width: 360px; margin: 14vh auto; }
.login h1 { font-family: Georgia, "Times New Roman", serif; }

@media (max-width: 1180px) {
  .board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; }
  .side { position: fixed; inset: 0 30% 0 0; z-index: 40; transform: translateX(-100%); transition: transform .15s; box-shadow: var(--shadow); }
  .side.open { transform: none; }
  .menu-btn { display: inline-flex; }
  .topbar { padding: 10px 16px; }
  .content { padding: 14px 16px 30px; }
  .chat-scroll, .composer { padding-left: 16px; padding-right: 16px; }
  .board { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .frow { grid-template-columns: 22px 44px 1fr auto; padding-left: 8px; }
  .frow .hide-sm { display: none; }
}