:root {
  --cabinet-max-width: 700px;
  --bg-0: #191919;
  --bg-1: #1e1e1e;
  --bg-2: #2a2a2a;
  --border-default: #333333;
  --border-hover: #444444;
  --text-primary: #ececec;
  --text-secondary: #999999;
  --text-muted: #666666;
  --accent: #22c55e;
  --radius-card: 8px;
  --radius-input: 8px;
  --transition-fast: 150ms ease;
}

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

body {
  background: var(--bg-0);
  color: var(--text-primary);
  font-family: "Inter", "Segoe UI", sans-serif;
  margin: 0;
  min-height: 100vh;
}

.cabinet-shell {
  margin: 0 auto;
  max-width: var(--cabinet-max-width);
  padding: 24px 16px 48px;
}

.cabinet-header {
  align-items: flex-start;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

.cabinet-title {
  font-size: 20px;
  font-weight: 600;
  margin: 0;
}

.cabinet-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.cabinet-nav a {
  background: var(--bg-1);
  border: 1px solid var(--border-default);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 14px;
  padding: 8px 12px;
  text-decoration: none;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.cabinet-nav a:hover {
  background: var(--bg-2);
  border-color: var(--border-hover);
}

.cabinet-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

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

.card h2,
.card h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 14px;
}

.card p {
  margin: 8px 0;
}

.balance-value {
  font-size: 32px;
  font-weight: 600;
  line-height: 1.1;
  margin: 6px 0 14px;
}

.btn {
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 14px;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.btn-primary {
  background: var(--accent);
  color: #101010;
}

.btn-primary:hover {
  background: #1fb455;
}

.btn-secondary {
  background: var(--bg-1);
  border-color: var(--border-default);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: var(--bg-2);
  border-color: var(--border-hover);
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.field {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}

.field label {
  color: var(--text-secondary);
  font-size: 14px;
}

.field input,
.field select,
.field textarea {
  background: var(--bg-0);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-input);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 14px;
  padding: 10px 12px;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--accent);
  outline: none;
}

.field textarea {
  min-height: 120px;
  resize: vertical;
}

.hint,
.status {
  color: var(--text-secondary);
  font-size: 13px;
  margin: 8px 0 0;
}

.error {
  color: #f87171;
}

.ok {
  color: #4ade80;
}

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

table {
  border-collapse: collapse;
  width: 100%;
}

th,
td {
  border-bottom: 1px solid var(--border-default);
  font-size: 14px;
  padding: 10px 8px;
  text-align: left;
}

th {
  color: var(--text-secondary);
  font-weight: 500;
}

.tariff-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.tariff-card {
  background: var(--bg-0);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-card);
  padding: 16px;
}

.tariff-card.is-active,
.tariff-card.is-popular {
  border-color: var(--accent);
}

.badge {
  background: var(--bg-2);
  border: 1px solid var(--border-default);
  border-radius: 999px;
  color: var(--text-primary);
  display: inline-block;
  font-size: 12px;
  margin-bottom: 8px;
  padding: 4px 10px;
}

.payment-highlight {
  font-size: 24px;
  font-weight: 600;
}

.legal-content {
  background: var(--bg-0);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-card);
  color: var(--text-primary);
  line-height: 1.65;
  padding: 20px;
}

.legal-content h1,
.legal-content h2,
.legal-content h3,
.legal-content h4 {
  color: var(--text-primary);
  line-height: 1.3;
  margin: 1.35em 0 0.6em;
}

.legal-content h1 {
  font-size: 28px;
  margin-top: 0;
}

.legal-content h2 {
  font-size: 22px;
}

.legal-content h3 {
  font-size: 18px;
}

.legal-content p,
.legal-content ul,
.legal-content ol,
.legal-content blockquote,
.legal-content table {
  margin: 0.7em 0;
}

.legal-content ul,
.legal-content ol {
  padding-left: 1.4em;
}

.legal-content li + li {
  margin-top: 0.35em;
}

.legal-content a {
  color: #60a5fa;
  text-decoration: underline;
}

.legal-content hr {
  border: 0;
  border-top: 1px solid var(--border-default);
  margin: 1.1em 0;
}

.legal-content table {
  border-collapse: collapse;
  display: block;
  overflow-x: auto;
  width: 100%;
}

.legal-content th,
.legal-content td {
  border: 1px solid var(--border-default);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}

.legal-content th {
  background: var(--bg-1);
  color: var(--text-primary);
}

.legal-content blockquote {
  border-left: 3px solid var(--border-hover);
  color: var(--text-secondary);
  margin-left: 0;
  padding-left: 12px;
}

.legal-content code {
  background: var(--bg-1);
  border: 1px solid var(--border-default);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.92em;
  padding: 0.1em 0.35em;
}

.legal-content pre {
  background: var(--bg-1);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  overflow-x: auto;
  padding: 12px;
}

.legal-content pre code {
  background: transparent;
  border: 0;
  padding: 0;
}

.modal-overlay {
  align-items: center;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  inset: 0;
  justify-content: center;
  padding: 16px;
  position: fixed;
  z-index: 1000;
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.modal-card {
  max-width: 420px;
  width: 100%;
}

@media (max-width: 900px) {
  .tariff-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .cabinet-shell {
    padding: 18px 12px 32px;
  }
}