:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1c2024;
  --muted: #6b7280;
  --line: #e2e5ea;
  --accent: #2563eb;
  --accent-ink: #ffffff;
  --danger: #dc2626;
  --ok: #16a34a;
  --warn: #b45309;
  --chip: #eef1f6;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --card: #1d2025;
    --text: #e7e9ec;
    --muted: #9aa1ab;
    --line: #2c3138;
    --accent: #3b82f6;
    --danger: #ef4444;
    --ok: #22c55e;
    --warn: #f59e0b;
    --chip: #262b32;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-bottom: env(safe-area-inset-bottom);
}

.mono { font-family: var(--mono); font-size: 0.9em; }
.muted { color: var(--muted); }
.center { text-align: center; }
.err { color: var(--danger); }

.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 12px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  padding-top: max(10px, env(safe-area-inset-top));
}

.brand {
  font-weight: 700;
  text-decoration: none;
  color: var(--text);
  font-size: 1.05rem;
}

.link {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 0.85rem;
  cursor: pointer;
  padding: 4px;
}
.link:hover { color: var(--text); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  margin: 10px 0;
  box-shadow: 0 1px 2px rgb(0 0 0 / 4%);
}

.login-card { max-width: 360px; margin: 15vh auto 0; }
.login-card input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
  margin-bottom: 10px;
}
.login-card h2 { margin: 0 0 6px; }

.spinner {
  width: 28px;
  height: 28px;
  margin: 30px auto;
  border: 3px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--chip);
  color: var(--muted);
  font-size: 0.8rem;
  white-space: nowrap;
}
.badge.hot { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }
.badge.ok { background: color-mix(in srgb, var(--ok) 16%, transparent); color: var(--ok); }
.badge.err { background: color-mix(in srgb, var(--danger) 14%, transparent); color: var(--danger); }
#wait-badge { margin-left: auto; }
#wait-badge[hidden] { display: none; }

.mr-card {
  display: block;
  text-decoration: none;
  color: inherit;
}
.mr-card:active { transform: scale(0.995); }
.mr-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.repo { font-weight: 600; }
.mr-title { margin: 6px 0 4px; font-weight: 600; overflow-wrap: anywhere; }
.mr-meta { font-size: 0.85rem; overflow-wrap: anywhere; }

.head-card h2 { margin: 8px 0; font-size: 1.15rem; overflow-wrap: anywhere; }
.back { color: var(--muted); text-decoration: none; font-size: 0.9rem; }
.d-meta { font-size: 0.9rem; }
.d-meta a { color: var(--accent); }
.d-mr-row { margin-top: 6px; min-height: 22px; }
.refresh-note { font-size: 0.85rem; margin-left: 8px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.actions .btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  border-radius: 8px;
  padding: 9px 16px;
  font-size: 0.95rem;
  cursor: pointer;
}
.btn:active { transform: scale(0.98); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn[hidden] { display: none; }

.ctx summary { cursor: pointer; font-weight: 600; }
.ctx-body { margin-top: 8px; }
.ctx-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  margin: 8px 0;
  background: var(--bg);
}
.ctx-head { font-weight: 600; overflow-wrap: anywhere; }
.ctx-head a, .ctx-card summary a { color: var(--accent); font-size: 0.85em; }
.ctx-text {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-family: inherit;
  font-size: 0.88rem;
  color: var(--text);
  max-height: 320px;
  overflow: auto;
  margin: 8px 0 0;
}

.comment .c-top { display: flex; justify-content: space-between; gap: 8px; align-items: center; }
.c-loc { font-weight: 600; overflow-wrap: anywhere; }
.c-status { flex-shrink: 0; }

.snippet {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  overflow-x: auto;
  font-size: 0.82rem;
  line-height: 1.45;
  margin: 10px 0;
}

.c-body {
  width: 100%;
  min-height: 70px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  padding: 10px;
}
.c-body:focus { outline: 2px solid color-mix(in srgb, var(--accent) 45%, transparent); border-color: transparent; }
.c-body:disabled { opacity: 0.75; }

.c-actions { display: flex; gap: 8px; align-items: center; margin-top: 10px; flex-wrap: wrap; }
.c-error { font-size: 0.85rem; overflow-wrap: anywhere; }
.c-link { color: var(--accent); font-size: 0.88rem; margin-left: auto; text-decoration: none; }

@media (max-width: 600px) {
  .container { padding: 8px; }
  .card { padding: 12px; border-radius: 10px; }
  .btn { padding: 10px 14px; }
  .actions .btn { flex: 1; }
  .snippet { font-size: 0.78rem; }
  .login-card { margin-top: 10vh; }
}

/* ===== навигация ===== */
.tabs { display: flex; gap: 4px; margin-left: 12px; }
.tabs a {
  padding: 6px 12px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
}
.tabs a.active { background: var(--chip); color: var(--text); }
.tabs a:active { transform: scale(0.97); }
@media (max-width: 600px) {
  .brand { display: none; }
  .tabs { margin-left: 0; }
  .tabs a { padding: 6px 8px; font-size: 0.9rem; }
}
#wait-badge { padding: 1px 7px; font-size: 0.75rem; }

/* ===== чат ===== */
.chat { display: flex; flex-direction: column; gap: 8px; }
.chat-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 0.85rem; flex-wrap: wrap; }
.chat-log {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 4px 0;
  max-height: calc(100vh - 260px);
  min-height: 40vh;
  overflow-y: auto;
  scroll-behavior: smooth;
}
.msg { max-width: 92%; }
.msg.user { align-self: flex-end; }
.msg.agent { align-self: flex-start; }
.msg-body {
  border-radius: 12px;
  padding: 10px 12px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-size: 0.88rem;
  line-height: 1.45;
}
.msg.user .msg-body { background: var(--accent); color: var(--accent-ink); border-bottom-right-radius: 4px; }
.msg.agent .msg-body { background: var(--card); border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.msg-meta { font-size: 0.75rem; margin-top: 2px; min-height: 1em; }
.chat-form { display: flex; gap: 8px; align-items: flex-end; }
.chat-form textarea {
  flex: 1;
  resize: none;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
  color: var(--text);
  font: inherit;
  padding: 10px;
}
.chat-form textarea:focus { outline: 2px solid color-mix(in srgb, var(--accent) 45%, transparent); border-color: transparent; }
#chat-status { min-height: 1.2em; font-size: 0.85rem; }

/* ===== задачи ===== */
.tasks-head h2, .tasks h3 { margin: 8px 0; }
.tasks-actions { display: flex; gap: 8px; flex-wrap: wrap; margin: 6px 0; }
.btn.small { padding: 6px 12px; font-size: 0.85rem; }
.task-card { display: flex; flex-direction: column; gap: 6px; }
.task-top { display: flex; gap: 8px; align-items: center; }
.task-title { color: var(--text); font-weight: 600; text-decoration: none; overflow-wrap: anywhere; }
.task-meta { font-size: 0.82rem; overflow-wrap: anywhere; }
.task-links { display: flex; gap: 10px; flex-wrap: wrap; }
.task-top { gap: 6px; flex-wrap: wrap; }
.task-run .tr-top { display: flex; justify-content: space-between; gap: 8px; align-items: center; }
.tr-title { font-weight: 600; overflow-wrap: anywhere; }
.tr-mrs { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 4px; }
.mr-link { color: var(--accent); font-weight: 600; text-decoration: none; }
.tr-log {
  max-height: 260px;
  overflow: auto;
  white-space: pre-wrap;
  font-size: 0.78rem;
  background: var(--bg);
  border-radius: 8px;
  padding: 8px;
  margin-top: 6px;
}
.q-row { border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; margin: 8px 0; background: var(--bg); }
.q-text { font-weight: 600; margin-bottom: 6px; overflow-wrap: anywhere; }
.q-row textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  color: var(--text);
  font: inherit;
  padding: 8px;
  resize: vertical;
}

/* markdown в чате */
.msg-body .msg-p { margin: 2px 0; }
.msg-body .msg-h { font-weight: 700; margin: 8px 0 2px; font-size: 1.02em; }
.msg-body .msg-list { margin: 4px 0 4px 18px; padding: 0; }
.msg-body .msg-gap { height: 6px; }
.msg-body code {
  background: var(--chip);
  border-radius: 4px;
  padding: 1px 5px;
  font-family: var(--mono);
  font-size: 0.9em;
}
.msg-body .msg-code {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  overflow-x: auto;
  margin: 6px 0;
  white-space: pre;
}
.msg-body a { color: var(--accent); }

/* ===== план реализации ===== */
.tr-plan { margin-top: 8px; }
.plan-title { font-weight: 700; margin-bottom: 6px; }
.plan-steps { display: flex; flex-direction: column; gap: 4px; }
.plan-step {
  display: flex; gap: 8px; align-items: baseline;
  padding: 5px 8px; border-radius: 8px; background: var(--bg);
  border: 1px solid var(--line);
}
.plan-step .ps-mark { flex-shrink: 0; width: 1.2em; text-align: center; color: var(--muted); }
.plan-step .ps-text { overflow-wrap: anywhere; font-size: 0.92rem; }
.plan-step.done { opacity: 0.75; }
.plan-step.done .ps-mark { color: var(--ok); font-weight: 700; }
.plan-step.done .ps-text { text-decoration: line-through; }
.tr-plan-btn { margin-top: 8px; }

/* ===== анимации ===== */
@keyframes miniSpin { to { transform: rotate(360deg); } }
.mini-spin {
  display: inline-block; width: 12px; height: 12px; margin-right: 7px;
  border: 2px solid var(--line); border-top-color: var(--accent);
  border-radius: 50%; animation: miniSpin 0.7s linear infinite;
  vertical-align: -2px;
}
.btn:disabled { opacity: 0.75; cursor: wait; }
@keyframes pulse { 0%, 100% { opacity: 0.25; } 50% { opacity: 1; } }
.typing { display: inline-flex; gap: 3px; margin-right: 4px; }
.typing i {
  width: 5px; height: 5px; border-radius: 50%; background: var(--accent);
  animation: pulse 1s infinite;
}
.typing i:nth-child(2) { animation-delay: 0.2s; }
.typing i:nth-child(3) { animation-delay: 0.4s; }

/* ===== ручная тема поверх системной ===== */
:root[data-theme="light"] {
  --bg: #f4f5f7; --card: #ffffff; --text: #1c2024; --muted: #6b7280;
  --line: #e2e5ea; --accent: #2563eb; --danger: #dc2626; --ok: #16a34a;
  --warn: #b45309; --chip: #eef1f6;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #14161a; --card: #1d2025; --text: #e7e9ec; --muted: #9aa1ab;
  --line: #2c3138; --accent: #3b82f6; --danger: #ef4444; --ok: #22c55e;
  --warn: #f59e0b; --chip: #262b32;
  color-scheme: dark;
}