:root {
  --ink: #25221d;          /* графит с тёплым подтоном */
  --paper: #f5f1e8;        /* бумага */
  --paper-lt: #fbf9f3;
  --side: #22211d;         /* тёмный боек */
  --side-ink: #d8d2c5;
  --copper: #a8743f;       /* медь — акцент */
  --copper-lt: #c99a63;
  --hair: #ded7c9;         /* тонкая линия */
  --muted: #8a8377;
  --danger: #a0342c;
  --serif: Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* ── Раскладка ─────────────────────────────── */
.shell { display: flex; min-height: 100vh; }

.side {
  width: 264px;
  flex: 0 0 264px;
  background: var(--side);
  color: var(--side-ink);
  padding: 28px 20px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 44px; height: 44px; flex: 0 0 44px;
  display: grid; place-items: center;
  background: var(--copper);
  color: #fff;
  font-family: var(--serif);
  font-size: 17px; font-weight: 700; letter-spacing: 1px;
  border-radius: 3px;
  box-shadow: inset 0 -2px 0 rgba(0,0,0,.18);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text b { font-family: var(--serif); font-size: 17px; color: #fff; }
.brand-text small { font-size: 11px; color: #9a9385; letter-spacing: .3px; }
.brand-center { justify-content: center; }

.nav { display: flex; flex-direction: column; gap: 2px; }
.nav-item {
  padding: 10px 12px;
  border-radius: 3px;
  font-size: 15px;
  color: var(--side-ink);
  border-left: 2px solid transparent;
  transition: background .15s, color .15s, border-color .15s;
}
.nav-item:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav-item.active {
  background: rgba(168,116,63,.18);
  border-left-color: var(--copper-lt);
  color: #fff;
}

.logout { margin-top: auto; }
.logout button {
  width: 100%;
  padding: 10px 12px;
  background: transparent;
  border: 1px solid #3a372f;
  border-radius: 3px;
  color: var(--side-ink);
  font: inherit; font-size: 14px;
  cursor: pointer;
  transition: border-color .15s, color .15s;
}
.logout button:hover { border-color: var(--copper-lt); color: #fff; }

/* ── Контент ──────────────────────────────── */
.content { flex: 1; padding: 44px 56px; max-width: 980px; }

.page-head { margin-bottom: 34px; }
.page-head h1 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 32px;
  margin: 0 0 14px;
  letter-spacing: -.2px;
}
.rule {
  display: block;
  height: 3px; width: 72px;
  background: var(--copper);
}

.placeholder {
  background: var(--paper-lt);
  border: 1px solid var(--hair);
  border-top: 3px solid var(--copper);
  border-radius: 4px;
  padding: 40px 44px;
  max-width: 640px;
}
.placeholder-mark { font-size: 22px; color: var(--copper); margin-bottom: 14px; }
.placeholder p { font-size: 16px; line-height: 1.65; margin: 0 0 10px; }
.muted { color: var(--muted); font-size: 13.5px; }

/* ── Логин ────────────────────────────────── */
.login-body {
  display: grid; place-items: center;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(168,116,63,.16), transparent 60%),
    var(--paper);
}
.login-card {
  width: 360px;
  background: var(--paper-lt);
  border: 1px solid var(--hair);
  border-radius: 5px;
  padding: 34px 30px 30px;
  box-shadow: 0 24px 60px rgba(37,34,29,.15);
}
.login-card .brand { margin-bottom: 26px; flex-direction: column; text-align: center; }
.login-card .brand-text b { color: var(--ink); }
.login-card .brand-text small { color: var(--muted); }

.login-form { display: flex; flex-direction: column; gap: 16px; }
.login-form label {
  display: flex; flex-direction: column; gap: 6px;
  font-size: 13px; color: var(--muted);
}
.login-form input {
  font: 15px var(--sans);
  padding: 11px 12px;
  border: 1px solid var(--hair);
  border-radius: 3px;
  background: #fff;
  color: var(--ink);
}
.login-form input:focus {
  outline: none;
  border-color: var(--copper-lt);
  box-shadow: 0 0 0 3px rgba(168,116,63,.18);
}
.login-form button {
  margin-top: 6px;
  padding: 12px;
  background: var(--side);
  color: #fff;
  border: none;
  border-radius: 3px;
  font: 600 15px var(--sans);
  cursor: pointer;
  transition: background .15s;
}
.login-form button:hover { background: var(--copper); }

.error {
  background: #f7e5e2;
  border: 1px solid #e3b6af;
  color: var(--danger);
  border-radius: 3px;
  padding: 11px 13px;
  font-size: 14px;
  margin-bottom: 18px;
}

@media (max-width: 720px) {
  .shell { flex-direction: column; }
  .side { width: 100%; flex: none; }
  .content { padding: 28px 20px; }
}

/* ── Сегменты ─────────────────────────────── */
.filter-form {
  background: var(--paper-lt);
  border: 1px solid var(--hair);
  border-top: 3px solid var(--copper);
  border-radius: 4px;
  padding: 22px 26px;
  margin-bottom: 24px;
  max-width: 760px;
}
.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
}
.filter-grid label {
  display: flex; flex-direction: column; gap: 6px;
  font-size: 12.5px; color: var(--muted);
}
.filter-grid input, .filter-grid select {
  font: 14px var(--sans);
  padding: 9px 11px;
  border: 1px solid var(--hair);
  border-radius: 3px;
  background: #fff;
  color: var(--ink);
}
.filter-grid input:focus, .filter-grid select:focus {
  outline: none;
  border-color: var(--copper-lt);
  box-shadow: 0 0 0 3px rgba(168,116,63,.16);
}
.filter-actions {
  margin-top: 18px;
  display: flex; gap: 10px;
}
.filter-actions button {
  padding: 10px 18px;
  font: 600 14px var(--sans);
  border-radius: 3px;
  cursor: pointer;
  border: 1px solid var(--hair);
  background: #fff;
  color: var(--ink);
  transition: border-color .15s, background .15s;
}
.filter-actions button:hover { border-color: var(--copper-lt); }
.filter-actions button.primary {
  background: var(--side); color: #fff; border-color: var(--side);
}
.filter-actions button.primary:hover { background: var(--copper); border-color: var(--copper); }

.preview { margin-bottom: 26px; }
.preview-stats {
  display: flex; gap: 18px; margin-bottom: 16px; flex-wrap: wrap;
}
.stat {
  background: var(--paper-lt);
  border: 1px solid var(--hair);
  border-radius: 4px;
  padding: 16px 22px;
  min-width: 170px;
  display: flex; flex-direction: column; gap: 4px;
}
.stat b { font-family: var(--serif); font-size: 28px; line-height: 1; color: var(--ink); }
.stat span { font-size: 12.5px; color: var(--muted); }

.segments-list h2 {
  font-family: var(--serif);
  font-size: 21px;
  margin: 0 0 14px;
}
.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
.data th {
  text-align: left;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: .4px;
  color: var(--muted);
  padding: 8px 10px;
  border-bottom: 2px solid var(--hair);
}
.data td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--hair);
  vertical-align: top;
}
.data.compact td { padding: 6px 10px; }
.data tr:hover td { background: rgba(168,116,63,.05); }
.mono { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 12.5px; }

/* ── Компании ─────────────────────────────── */
.summary {
  display: flex; gap: 18px; margin-bottom: 24px; flex-wrap: wrap;
}
.filter-grid label.check {
  flex-direction: row; align-items: center; gap: 8px;
  font-size: 13px; color: var(--ink); padding-top: 20px;
}
.filter-grid input[type="checkbox"] { width: 16px; height: 16px; }

.btn {
  display: inline-flex; align-items: center;
  padding: 10px 18px;
  font: 600 14px var(--sans);
  border-radius: 3px;
  border: 1px solid var(--hair);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}
.btn:hover { border-color: var(--copper-lt); }

.table-meta {
  font-size: 13px; color: var(--muted);
  margin-bottom: 12px;
}
.table-meta b { color: var(--ink); }
.pager { margin-top: 16px; display: flex; gap: 6px; flex-wrap: wrap; }
.pg {
  min-width: 30px; height: 30px; padding: 0 8px;
  display: grid; place-items: center;
  border: 1px solid var(--hair);
  border-radius: 3px;
  font-size: 13px; background: #fff;
  cursor: pointer;
}
.pg:hover { border-color: var(--copper-lt); }
.pg.active { background: var(--side); color: #fff; border-color: var(--side); }

.crumb { margin-top: 12px; font-size: 13px; color: var(--muted); }
.crumb a { text-decoration: underline; }

.card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
@media (max-width: 820px) { .card-grid { grid-template-columns: 1fr; } }
.card {
  background: var(--paper-lt);
  border: 1px solid var(--hair);
  border-top: 3px solid var(--copper);
  border-radius: 4px;
  padding: 20px 24px;
  margin-bottom: 20px;
}
.card h2 {
  font-family: var(--serif);
  font-size: 18px;
  margin: 0 0 14px;
}
.card dl { display: grid; grid-template-columns: 200px 1fr; gap: 8px 16px; margin: 0; }
.card dt { color: var(--muted); font-size: 12.5px; }
.card dd { margin: 0; font-size: 14px; }
.badge {
  background: #f4e3c3;
  color: #7a5416;
  border-radius: 3px;
  padding: 2px 8px;
  font-size: 12px;
}