:root {
  --bg: #0f1115;
  --card: #1a1d24;
  --border: #2a2e38;
  --text: #e6e8ec;
  --muted: #9aa0aa;
  --primary: #2f6df6;
  --primary-hover: #4a82ff;
  --error: #ff5d5d;
  --ok: #36c46b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
}

.screen { min-height: 100vh; }

/* Атрибут hidden должен побеждать любые display-правила ниже. */
[hidden] { display: none !important; }

/* ---- Вход ---- */
#login-screen { display: flex; align-items: center; justify-content: center; }
.login-card { width: 360px; }
.login-card h1 { margin: 0 0 4px; font-size: 22px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
}

label { display: block; margin: 16px 0 0; font-size: 14px; color: var(--muted); }
input {
  width: 100%;
  margin-top: 6px;
  padding: 12px;
  background: #0f1218;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 16px;
}
input:focus { outline: none; border-color: var(--primary); }

button { cursor: pointer; font-family: inherit; }

.btn-primary {
  margin-top: 20px;
  width: 100%;
  padding: 13px;
  background: var(--primary);
  border: none;
  border-radius: 8px;
  color: white;
  font-size: 16px;
  font-weight: 600;
}
.btn-primary:hover { background: var(--primary-hover); }

.btn-link {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 15px;
  padding: 6px 10px;
}
.btn-link:hover { color: var(--text); }

.error { color: var(--error); margin-top: 14px; font-size: 14px; }
.muted { color: var(--muted); }

/* ---- Топбар ---- */
.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--card);
}
.brand { font-weight: 600; }
.spacer { flex: 1; }

/* ---- Главная ---- */
.home { max-width: 900px; margin: 0 auto; padding: 40px 24px; }
.home h2 { font-weight: 500; color: var(--muted); }

.branch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin: 24px 0;
}
.branch-btn {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 28px 22px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  color: var(--text);
  text-align: left;
  transition: border-color .15s, transform .1s;
}
.branch-btn:hover { border-color: var(--primary); transform: translateY(-2px); }
.branch-emoji { font-size: 34px; }
.branch-title { font-size: 20px; font-weight: 600; }
.branch-sub { font-size: 13px; color: var(--muted); }

.secondary-nav { display: flex; gap: 8px; margin-top: 20px; }

#branch-view { max-width: 980px; margin: 24px auto; }
.back-btn { margin-bottom: 16px; }

/* ---- Формы веток ---- */
.row { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; margin: 12px 0; }
.inline-label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--muted); margin: 0; }
.inline-label input { width: auto; }
.btn-primary.inline { width: auto; margin: 0; padding: 11px 20px; }
.actions { margin-top: 18px; gap: 16px; align-items: center; }

/* ---- Таблицы данных ---- */
table.data { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 14px; }
table.data th { text-align: left; color: var(--muted); font-weight: 500; padding: 8px 10px; border-bottom: 1px solid var(--border); }
table.data td { padding: 8px 10px; border-bottom: 1px solid #20242d; vertical-align: middle; }
table.data td.name { max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
table.data td.num { text-align: right; font-variant-numeric: tabular-nums; }
table.data td.center { text-align: center; }
input.qty { width: 64px; padding: 6px 8px; margin: 0; }
select.writeoff { padding: 7px 8px; background: #0f1218; border: 1px solid var(--border); border-radius: 8px; color: var(--text); }

/* ---- Предупреждения / результат ---- */
.warn { background: #2a230f; border: 1px solid #5a4a1a; border-radius: 10px; padding: 12px 16px; margin: 12px 0; font-size: 14px; }
.warn ul { margin: 8px 0 0; padding-left: 20px; }
.result { background: #0f2417; border: 1px solid #1f5a36; border-radius: 12px; padding: 18px; margin-top: 16px; }
.result h3 { margin: 0 0 12px; }
.result-links { display: flex; gap: 14px; flex-wrap: wrap; }
.result-links a { color: var(--primary-hover); }
h3 { margin: 22px 0 6px; font-size: 16px; }
.fbs-card { background: #14171e; border: 1px solid var(--border); border-radius: 12px; padding: 14px 18px; margin: 14px 0; }
.fbs-card h3 { margin: 0 0 4px; }
.banner-warn { background: #5a1a1a; color: #ffd9d9; padding: 10px 24px; font-size: 14px; text-align: center; border-bottom: 1px solid #7a2a2a; }