:root {
  --ink: #1c1917;
  --muted: #57534e;
  --faint: #8a847a;
  --paper: #f1ebe1;
  --surface: #fffcf7;
  --line: #d8d1c5;
  --line-strong: #b9b1a4;
  --sidebar: #142924;
  --sidebar-ink: #edf3ef;
  --sidebar-muted: #9bb0a6;
  --sidebar-active: #1e3f37;
  --gold: #c4a35a;
  --focus: #1f6f54;
  --header: #c9daf8;
  --ok: #d9ead3;
  --mid: #fff2cc;
  --bad: #f4cccc;
  --input: #fffef9;
  --shadow: 0 1px 0 rgba(28, 25, 23, 0.06);
  --font: "Segoe UI", "PT Sans", system-ui, sans-serif;
  --mono: "Cascadia Mono", "Consolas", "Segoe UI Mono", ui-monospace, monospace;
  --sidebar-w: 268px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.45;
}

button,
input,
select {
  font-family: inherit;
}

.app {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  background: var(--sidebar);
  color: var(--sidebar-ink);
  padding: 28px 18px 24px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  padding: 0 8px;
}

.brand-kicker {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 8px;
}

.brand h1 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.25;
  margin: 0;
  text-wrap: pretty;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-legal {
  padding: 12px 8px 0;
  border-top: 1px solid rgba(237, 243, 239, 0.12);
  color: var(--sidebar-muted);
  font-size: 11px;
  line-height: 1.4;
  flex: 1 1 auto;
  min-height: 0;
}

.sidebar-legal h2 {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
}

.sidebar-legal p {
  margin: 0 0 8px;
}

.sidebar-legal p:last-child {
  margin-bottom: 0;
}

.nav-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--sidebar-ink);
  text-align: left;
  padding: 12px 12px;
  min-height: 48px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-btn:hover {
  background: rgba(255, 255, 255, 0.05);
}

.nav-btn.is-active {
  background: var(--sidebar-active);
  box-shadow: inset 3px 0 0 var(--gold);
}

.nav-btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.nav-label {
  font-size: 15px;
  font-weight: 600;
}

.main {
  padding: 24px 32px 64px;
  min-width: 0;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--paper);
  padding: 8px 0 12px;
  border-bottom: 1px solid var(--line);
}

.topbar h2 {
  margin: 0 0 4px;
  font-size: 26px;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.topbar p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.score {
  display: grid;
  grid-template-columns: max-content max-content minmax(280px, 1fr);
  align-items: stretch;
  gap: 0;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  width: min(100%, 860px);
  min-width: 0;
}

.score-block {
  padding: 10px 16px;
  min-width: 0;
}

.score-block + .score-block {
  border-left: 1px solid var(--line);
}

.indicator-nav {
  display: grid;
  grid-template-columns: repeat(var(--indicator-count, 8), minmax(32px, 1fr));
  gap: 4px;
  margin-top: 6px;
}

.indicator-link {
  appearance: none;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  min-width: 0;
  min-height: 38px;
  padding: 6px 4px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.1;
}

.indicator-link:hover {
  border-color: var(--ink);
}

.indicator-link:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.indicator-link.is-off {
  background: #eee9e0;
  border-color: var(--line);
  color: var(--faint);
}

.score-label {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.score-value {
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 650;
  line-height: 1.1;
  margin-top: 2px;
}

.score-status {
  font-size: 13px;
  font-weight: 600;
  margin-top: 4px;
}

.toolbar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 16px 0 20px;
}

.toolbar #btn-clear {
  margin-left: auto;
}

.toolbar .backup-status {
  flex: 1 1 100%;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.toolbar .backup-status:empty {
  display: none;
}

.toolbar .backup-status.is-error {
  color: #8d1c13;
}

.program-settings {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
  margin: 16px 0 12px;
  padding: 14px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.program-settings h3 {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 14px;
  font-weight: 600;
}

.program-setting {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--muted);
  font-size: 12px;
}

.program-setting select {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line-strong);
  background: var(--input);
  color: var(--ink);
  padding: 6px 8px;
  font-size: 13px;
}

.program-setting select:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}

.program-settings .hint {
  grid-column: 1 / -1;
  margin: 0;
}

.btn {
  appearance: none;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  padding: 8px 12px;
  min-height: 40px;
  cursor: pointer;
  font-size: 13px;
}

.btn:hover {
  border-color: var(--ink);
}

.btn:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.clear-confirmation {
  width: calc(100vw - 32px);
  max-width: 420px;
  margin: auto;
  padding: 20px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 16px 48px rgba(28, 25, 23, 0.24);
}

.clear-confirmation::backdrop {
  background: rgba(20, 41, 36, 0.52);
}

.clear-confirmation h2 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 650;
}

.clear-confirmation p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.clear-confirmation-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
}

.clear-confirmation-confirm {
  border-color: #bd8181;
  background: var(--bad);
  color: #5b1f1f;
}

.clear-confirmation-confirm:hover {
  border-color: #7d3636;
  background: #efb6b6;
}

.indicator {
  background: var(--surface);
  border: 1px solid var(--line);
  margin-bottom: 14px;
}

.indicator.is-off {
  opacity: 0.72;
}

.ind-off-note {
  margin-top: 6px;
  font-size: 12px;
  color: #7a2e2e;
}

.row-note {
  margin-top: 6px;
  font-size: 12px;
  color: var(--muted);
}

.table-wrap {
  overflow-x: auto;
}

table.sheet {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

table.sheet th,
table.sheet td {
  border-top: 1px solid var(--line);
  padding: 8px 10px;
  vertical-align: top;
}

table.sheet th {
  text-align: left;
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  background: #f7f3ec;
}

col.c-code { width: 72px; }
col.c-name { width: auto; }
col.c-val { width: 160px; }
col.c-out { width: 220px; }
col.c-pts { width: 90px; }

td.num,
th.num {
  text-align: right;
  font-family: var(--mono);
}

.cell-out,
.cell-pts {
  font-family: var(--mono);
  font-weight: 600;
  text-align: left;
}

input.val {
  width: 100%;
  border: 1px solid var(--line-strong);
  background: var(--input);
  padding: 6px 8px;
  font-family: var(--mono);
  font-size: 13px;
  text-align: left;
}

input.val:focus {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}

label.flag {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  cursor: pointer;
}

label.flag input {
  width: 18px;
  height: 18px;
  accent-color: var(--focus);
}

.cf-ok { background: var(--ok); }
.cf-mid { background: var(--mid); }
.cf-bad { background: var(--bad); }

tr.summary-row.cf-ok > td { background: var(--ok); }
tr.summary-row.cf-mid > td { background: var(--mid); }
tr.summary-row.cf-bad > td { background: var(--bad); }

.empty {
  background: var(--surface);
  border: 1px dashed var(--line-strong);
  padding: 48px 32px;
  max-width: 640px;
}

.empty h2 {
  margin: 0 0 8px;
  font-size: 24px;
}

.empty p {
  margin: 0;
  color: var(--muted);
}

.hint {
  font-size: 12px;
  color: var(--muted);
  margin: 4px 10px 10px;
}

@media (max-width: 960px) {
  .app {
    grid-template-columns: 1fr;
  }
  .sidebar {
    height: auto;
    position: relative;
    min-width: 0;
    padding-bottom: 16px;
  }
  .nav {
    flex-direction: row;
    overflow-x: auto;
    flex: 0 0 auto;
  }
  .sidebar-legal {
    max-height: none;
    margin-top: 8px;
  }
  .nav-btn {
    min-width: 160px;
  }
  .topbar {
    flex-direction: column;
    position: static;
  }
  .score {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
  }
  .score .indicator-score-block {
    grid-column: 1 / -1;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}

/* Низкое окно: текст дисклеймера не помещается целиком, прокрутка внутри блока. */
@media (max-height: 866px) {
  .sidebar-legal {
    overflow-y: auto;
  }
}

@media (max-width: 560px) {
  .indicator-nav {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .program-settings {
    grid-template-columns: 1fr;
  }
}

@media print {
  .sidebar,
  .toolbar {
    display: none;
  }
  .app {
    display: block;
  }
  .indicator {
    break-inside: avoid;
  }
  .topbar {
    position: static;
    background: transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}