:root {
  color-scheme: light;
  --bg: #f4f5f7;
  --panel: #ffffff;
  --text: #1a1d23;
  --muted: #5c6570;
  --border: #d8dde3;
  --accent: #1f6feb;
  --danger: #c62828;
  --ok: #2e7d32;
  --font: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  background: radial-gradient(circle at top left, #e8eef8, var(--bg) 45%);
  color: var(--text);
  min-height: 100vh;
}

button,
input,
select {
  font: inherit;
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

.page-wide {
  max-width: 1280px;
}

.nav {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.85rem;
}

.nav-btn {
  background: #eef2f7;
  color: var(--text);
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
}

.nav-btn.active {
  background: var(--accent);
  color: #fff;
}

.actions button {
  padding: 0.35rem 0.6rem;
  font-size: 0.8rem;
}

.anaf-cell {
  max-width: 360px;
  font-size: 0.85rem;
  white-space: pre-wrap;
  word-break: break-word;
  vertical-align: top;
}

.anaf-cell .error-text {
  color: var(--danger);
  margin-top: 0.2rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 8px 24px rgba(20, 30, 50, 0.06);
}

.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.login-panel {
  width: min(100%, 380px);
}

h1 {
  margin: 0 0 0.35rem;
  font-size: 1.5rem;
}

.subtitle {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 0.95rem;
}

label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 0.35rem;
  color: var(--muted);
}

input,
select {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  margin-bottom: 0.9rem;
}

button {
  border: 0;
  border-radius: 8px;
  padding: 0.55rem 0.9rem;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

button.secondary {
  background: #eef2f7;
  color: var(--text);
}

button:disabled {
  opacity: 0.6;
  cursor: wait;
}

.row {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.error {
  color: var(--danger);
  font-size: 0.9rem;
  margin: 0 0 0.8rem;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th,
td {
  text-align: left;
  padding: 0.65rem 0.5rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  background: #eef2f7;
}

.badge.on {
  background: #e7f6ea;
  color: var(--ok);
}

.badge.off {
  background: #fdecea;
  color: var(--danger);
}

.switch {
  width: 42px;
  height: 24px;
  border-radius: 999px;
  background: #c5ccd6;
  position: relative;
  border: 0;
  padding: 0;
}

.switch[aria-checked="true"] {
  background: var(--ok);
}

.switch span {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  transition: left 0.15s ease;
}

.switch[aria-checked="true"] span {
  left: 21px;
}

.muted {
  color: var(--muted);
  font-size: 0.85rem;
}

.plan-cell {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  flex-wrap: wrap;
  min-width: 280px;
}

.plan-cell select {
  margin: 0;
  width: auto;
  min-width: 110px;
}

.plan-cell select[data-action="period"] {
  min-width: 120px;
}

.plan-cell button {
  padding: 0.4rem 0.65rem;
  font-size: 0.85rem;
}

.voucher-form {
  display: grid;
  gap: 0.65rem;
  max-width: 360px;
}

.voucher-form label {
  font-size: 0.85rem;
  color: var(--muted);
}

.voucher-form select,
.voucher-form input {
  width: 100%;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.voucher-code {
  display: inline-block;
  margin-right: 0.5rem;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
}