/* EVAMIND / SystemMind — единый интерфейс.
   Собрано из демо-страницы (десктоп, тёмная) и макетов Figma (мобильные, светлая).
   Одна кодовая база: на десктопе — три колонки, на мобильном — нижняя навигация. */

:root {
  --bg: #14161a;
  --panel: #1b1e23;
  --panel-2: #212429;
  --line: #2c3138;
  --fg: #f3f0ea;
  --fg-dim: #9aa1ac;
  --fg-mute: #6b727d;
  --gold: #d4a95f;
  --gold-soft: #e3c893;
  --gold-dim: rgba(212, 169, 95, .14);
  --green: #2f7d5b;
  --green-soft: #1e3b30;
  --radius: 14px;
  --radius-lg: 18px;
  --sidebar: 216px;
  --eva: 300px;
}

:root[data-theme="light"] {
  --bg: #f7f3ea;
  --panel: #fffdf8;
  --panel-2: #f1ebdd;
  --line: #e3dbc9;
  --fg: #1d1c19;
  --fg-dim: #6d675c;
  --fg-mute: #948d80;
  --gold: #b8873a;
  --gold-soft: #d9b273;
  --gold-dim: rgba(184, 135, 58, .12);
  --green: #2f7d5b;
  --green-soft: #e2ece4;
}

* { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.55 -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

button, input, textarea { font: inherit; color: inherit; }
a { color: inherit; }

/* ── Каркас ─────────────────────────────────────────── */
.app { display: grid; grid-template-columns: var(--sidebar) 1fr var(--eva); min-height: 100vh; }

.sidebar { border-right: 1px solid var(--line); background: var(--panel); display: flex; flex-direction: column; padding: 18px 14px; gap: 18px; }
.brand { text-align: center; padding: 6px 0 12px; }
.brand-mark { width: 54px; height: 54px; margin: 0 auto 10px; display: block; }
.brand-name { font-weight: 800; letter-spacing: .12em; font-size: 15px; }
.brand-note { color: var(--fg-mute); font-size: 10px; margin-top: 6px; line-height: 1.4; }

.nav { display: flex; flex-direction: column; gap: 4px; }
.nav button {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 10px 12px; border: 1px solid transparent; border-radius: 10px;
  background: none; cursor: pointer; text-align: left; color: var(--fg-dim);
}
.nav button:hover { color: var(--fg); }
.nav button.active { color: var(--gold); border-color: var(--gold); background: var(--gold-dim); }
.nav .ic { width: 16px; text-align: center; opacity: .9; }

.tree { font-size: 13px; }
.tree-title { color: var(--fg-mute); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; margin: 14px 0 8px; }
.tree-track { display: flex; align-items: center; gap: 8px; font-weight: 600; margin-bottom: 12px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--gold); flex: none; }
.tree-group { display: flex; justify-content: space-between; font-weight: 600; font-size: 12.5px; margin: 12px 0 6px; }
.tree-group span:last-child { color: var(--fg-mute); font-weight: 400; }
.tree-item { display: flex; gap: 9px; padding: 7px 9px; border-radius: 9px; cursor: pointer; color: var(--fg-dim); font-size: 12.5px; }
.tree-item:hover { background: var(--panel-2); }
.tree-item.active { background: var(--gold-dim); border: 1px solid var(--gold); color: var(--fg); }
.tree-item.locked { color: var(--fg-mute); }
.tree-mark { flex: none; width: 16px; height: 16px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; font-size: 9px; }
.tree-mark.done { background: var(--green-soft); border-color: var(--green); color: var(--green); }
.tree-mark.now { background: var(--gold-dim); border-color: var(--gold); }
.sidebar-foot { margin-top: auto; color: var(--fg-mute); font-size: 10px; border-top: 1px solid var(--line); padding-top: 12px; }

/* ── Центр ──────────────────────────────────────────── */
.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
  display: flex; align-items: center; gap: 14px; justify-content: space-between;
  padding: 14px 22px; border-bottom: 1px solid var(--line); background: var(--panel);
  position: sticky; top: 0; z-index: 5;
}
.crumbs { color: var(--fg-mute); font-size: 13px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.crumbs b { color: var(--fg); font-weight: 600; }
.topbar-right { display: flex; align-items: center; gap: 12px; flex: none; }

.pill { display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px; border-radius: 999px; background: linear-gradient(90deg, var(--gold), var(--gold-soft)); color: #17181b; font-weight: 700; font-size: 12.5px; }
.pill em { font-style: normal; background: rgba(0,0,0,.16); padding: 2px 8px; border-radius: 999px; font-size: 10.5px; letter-spacing: .06em; text-transform: uppercase; }

.ring { --p: 42; width: 38px; height: 38px; border-radius: 50%; flex: none;
  background: conic-gradient(var(--gold) calc(var(--p) * 1%), var(--line) 0);
  display: grid; place-items: center; font-size: 10.5px; font-weight: 700; }
.ring::after { content: attr(data-value); position: absolute; }
.ring i { width: 30px; height: 30px; border-radius: 50%; background: var(--panel); display: grid; place-items: center; font-style: normal; }

.avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--panel-2); border: 1px solid var(--line); display: grid; place-items: center; font-size: 12px; font-weight: 700; flex: none; }
.who { font-size: 12.5px; line-height: 1.25; }
.who b { display: block; }
.who span { color: var(--fg-mute); font-size: 11px; }

.screen { padding: 26px 22px 60px; max-width: 780px; width: 100%; }
.screen h1 { font-size: 30px; margin: 0 0 8px; letter-spacing: -.01em; }
.screen h2 { font-size: 19px; margin: 26px 0 12px; }
.kicker { color: var(--gold); font-size: 11px; letter-spacing: .16em; text-transform: uppercase; font-weight: 700; margin-bottom: 10px; }
.sub { color: var(--fg-dim); margin: 0 0 20px; }
.meta { display: flex; gap: 18px; flex-wrap: wrap; color: var(--fg-mute); font-size: 12.5px; margin-bottom: 18px; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 20px; }
.card + .card { margin-top: 14px; }
.card h3 { margin: 0 0 6px; font-size: 16px; }
.grid { display: grid; gap: 12px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }

.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.stat b { display: block; font-size: 24px; color: var(--gold); font-weight: 800; }
.stat span { color: var(--fg-dim); font-size: 12.5px; }
.stat.hl { border-color: var(--gold); }
.stat small { color: var(--fg-mute); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; display: block; margin-bottom: 4px; }
.up { color: var(--green); font-size: 12px; }

.video {
  aspect-ratio: 16/9; border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: radial-gradient(circle at 50% 45%, rgba(212,169,95,.12), transparent 62%), var(--panel-2);
  display: grid; place-items: center; gap: 12px; cursor: pointer; margin-bottom: 18px;
}
.play { width: 54px; height: 54px; border-radius: 50%; background: var(--gold); color: #17181b; display: grid; place-items: center; font-size: 19px; }
.video small { color: var(--fg-mute); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 20px; border-radius: 11px; border: 1px solid var(--line); background: var(--panel-2); cursor: pointer; text-decoration: none; }
.btn:hover { border-color: var(--gold); }
.btn-primary { background: linear-gradient(90deg, var(--gold), var(--gold-soft)); border-color: transparent; color: #17181b; font-weight: 700; }
.btn-wide { width: 100%; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }

.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.tab { padding: 8px 16px; border-radius: 999px; border: 1px solid var(--line); background: var(--panel); cursor: pointer; font-size: 13px; }
.tab.active { border-color: var(--gold); background: var(--gold-dim); color: var(--gold); font-weight: 600; }

.tag { font-size: 10px; letter-spacing: .06em; text-transform: uppercase; padding: 2px 8px; border-radius: 999px; font-weight: 700; }
.tag-ok { background: var(--green-soft); color: var(--green); }
.tag-wait { background: var(--gold-dim); color: var(--gold); }
.tag-lock { background: var(--panel-2); color: var(--fg-mute); }

.bar { height: 7px; border-radius: 999px; background: var(--panel-2); overflow: hidden; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--gold), var(--gold-soft)); }
.bar-row { display: grid; grid-template-columns: 160px 1fr 52px; gap: 14px; align-items: center; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 13.5px; }
.bar-row:last-child { border-bottom: 0; }
.bar-row b { text-align: right; font-weight: 600; }

.note { border-left: 3px solid var(--gold); background: var(--panel); border-radius: 0 var(--radius) var(--radius) 0; padding: 14px 16px; color: var(--fg-dim); font-size: 13.5px; }
.note-box { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.note-box b { color: var(--gold); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; display: block; margin-bottom: 6px; }
.note-box span { color: var(--fg-dim); font-size: 13px; }

.row { display: flex; align-items: center; gap: 12px; }
.between { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.muted { color: var(--fg-mute); }
.dim { color: var(--fg-dim); }
.small { font-size: 12.5px; }

/* выбор систем */
.opt { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); cursor: pointer; }
.opt:last-child { border-bottom: 0; }
.box { width: 19px; height: 19px; border-radius: 6px; border: 1.5px solid var(--line); flex: none; display: grid; place-items: center; margin-top: 2px; font-size: 11px; color: #17181b; }
.opt.on .box { background: var(--gold); border-color: var(--gold); }
.opt-name { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-weight: 600; font-size: 14px; }
.opt-sub { color: var(--fg-mute); font-size: 12px; margin-top: 2px; }
.opt-price { margin-left: auto; color: var(--gold); font-weight: 700; font-size: 13px; white-space: nowrap; }

.choice { border: 1px solid var(--line); border-radius: var(--radius); padding: 13px 15px; cursor: pointer; background: var(--panel); }
.choice.on { border-color: var(--gold); background: var(--gold-dim); }
.choice b { display: block; font-size: 14px; }
.choice span { color: var(--fg-mute); font-size: 12px; }

.total { position: sticky; top: 86px; }
.total .sum { font-size: 34px; font-weight: 800; color: var(--gold); margin: 6px 0 2px; }
.total-line { display: flex; justify-content: space-between; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.total-line:last-of-type { border-bottom: 0; }
.total-line b { white-space: nowrap; }

/* ── Ева ────────────────────────────────────────────── */
.eva { border-left: 1px solid var(--line); background: var(--panel); display: flex; flex-direction: column; height: 100vh; position: sticky; top: 0; }
.eva-head { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.eva-mark { width: 34px; height: 34px; flex: none; }
.eva-head b { display: block; font-size: 15px; }
.eva-head span { color: var(--gold); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.online { margin-left: auto; color: var(--green); font-size: 11px; display: flex; align-items: center; gap: 5px; }
.online i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.eva-ctx { padding: 7px 16px; background: var(--panel-2); color: var(--fg-mute); font-size: 11px; border-bottom: 1px solid var(--line); }
.eva-body { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.bubble { max-width: 88%; flex: none; padding: 11px 14px; border-radius: 14px; font-size: 13.5px; line-height: 1.5; }
.bubble.from-eva { background: var(--panel-2); border: 1px solid var(--line); border-bottom-left-radius: 5px; }
.bubble.from-me { align-self: flex-end; background: var(--gold); color: #17181b; border-bottom-right-radius: 5px; }
.eva-chips { display: flex; flex-wrap: wrap; gap: 7px; padding: 0 16px 10px; }
.chip { padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--panel-2); font-size: 12px; cursor: pointer; }
.chip:hover { border-color: var(--gold); }
.eva-quota { padding: 0 16px 10px; }
.eva-form { display: flex; gap: 8px; padding: 12px 16px; border-top: 1px solid var(--line); }
.eva-form input { flex: 1; padding: 11px 13px; border-radius: 11px; border: 1px solid var(--line); background: var(--panel-2); }
.eva-form button { width: 42px; border-radius: 11px; border: 0; background: var(--gold); color: #17181b; cursor: pointer; font-size: 16px; }

/* ── Мобильная навигация ────────────────────────────── */
.tabbar { display: none; }

@media (max-width: 1180px) { :root { --eva: 270px; --sidebar: 190px; } }

@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .eva { display: none; position: fixed; inset: 0; height: 100dvh; z-index: 40; border: 0; }
  .app.eva-open .eva { display: flex; }
  .screen { padding: 18px 16px 96px; }
  .screen h1 { font-size: 25px; }
  .topbar { padding: 12px 16px; }
  .who, .crumbs { display: none; }
  .bar-row { grid-template-columns: 110px 1fr 46px; gap: 10px; }
  .total { position: static; }

  .tabbar {
    display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px;
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
    background: var(--panel); border-top: 1px solid var(--line);
    padding: 7px 6px calc(7px + env(safe-area-inset-bottom));
  }
  .tabbar button { background: none; border: 0; cursor: pointer; color: var(--fg-mute); font-size: 10px; display: grid; gap: 3px; justify-items: center; padding: 5px 0; }
  .tabbar button.active { color: var(--gold); }
  .tabbar .ic { font-size: 17px; }
  .tabbar .eva-btn .ic {
    width: 42px; height: 42px; margin-top: -18px; border-radius: 50%;
    background: linear-gradient(140deg, var(--gold), var(--gold-soft)); color: #17181b;
    display: grid; place-items: center; box-shadow: 0 6px 16px rgba(0,0,0,.3);
  }
}

.theme-toggle { background: none; border: 1px solid var(--line); border-radius: 9px; width: 34px; height: 34px; cursor: pointer; flex: none; }