:root {
  --app-bg: var(--tg-theme-bg-color, #ffffff);
  --app-secondary-bg: var(--tg-theme-secondary-bg-color, #f4f6f8);
  --app-section-bg: var(--tg-theme-section-bg-color, #ffffff);
  --app-header-bg: var(--tg-theme-header-bg-color, var(--tg-theme-bg-color, #ffffff));
  --app-text: var(--tg-theme-text-color, #111827);
  --app-hint: var(--tg-theme-hint-color, #667085);
  --app-link: var(--tg-theme-link-color, #2481cc);
  --app-button: var(--tg-theme-button-color, #2481cc);
  --app-button-text: var(--tg-theme-button-text-color, #ffffff);
  --app-accent: var(--tg-theme-accent-text-color, var(--tg-theme-link-color, #2481cc));
  --app-subtitle: var(--tg-theme-subtitle-text-color, var(--tg-theme-hint-color, #667085));
  --app-destructive: var(--tg-theme-destructive-text-color, #ff3b30);
  --app-separator: var(--tg-theme-section-separator-color, rgba(15, 23, 42, 0.12));
  --app-card: var(--tg-theme-section-bg-color, rgba(255, 255, 255, 0.9));
  --app-card-muted: var(--tg-theme-secondary-bg-color, rgba(15, 23, 42, 0.04));
  --app-success: var(--tg-theme-link-color, #2481cc);
  --app-shadow: 0 18px 44px rgba(15, 23, 42, 0.08);
  --chart-positive: #16a34a;
  --chart-negative: #dc2626;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--app-button) 14%, transparent), transparent 30%),
    radial-gradient(circle at top right, color-mix(in srgb, var(--app-link) 12%, transparent), transparent 28%),
    var(--app-bg);
  color: var(--app-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.shell {
  width: min(1080px, 100%);
  margin: 0 auto;
  padding: 22px 16px 56px;
}

.hero,
.panel,
.metric-card,
.list-card,
.stat-card,
.command-card {
  background: var(--app-card);
  border: 1px solid var(--app-separator);
  border-radius: 22px;
  box-shadow: var(--app-shadow);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 22px;
  background: linear-gradient(180deg, var(--app-header-bg), var(--app-section-bg));
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  inset: auto;
  border-radius: 999px;
  pointer-events: none;
}

.hero::before {
  width: 220px;
  height: 220px;
  top: -76px;
  right: -56px;
  background: color-mix(in srgb, var(--app-button) 14%, transparent);
  filter: blur(10px);
}

.hero::after {
  width: 180px;
  height: 180px;
  bottom: -90px;
  left: -48px;
  background: color-mix(in srgb, var(--app-link) 10%, transparent);
  filter: blur(18px);
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero-topbar,
.hero-meta,
.chart-toolbar,
.chart-meta,
.watchlist-head,
.list-card-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.eyebrow {
  margin: 0;
  color: var(--app-accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 14px 0 0;
  font-size: clamp(2.1rem, 7vw, 3.2rem);
  line-height: 0.98;
  max-width: 11ch;
}

.lede,
.panel-head p,
.helper-copy,
.help-copy p,
.formula-copy p,
.pro-copy,
.list-card p,
.command-card span,
.status-banner {
  color: var(--app-subtitle);
  line-height: 1.55;
}

.lede {
  margin: 12px 0 0;
  max-width: 64ch;
  font-size: 1rem;
}

.metric-strip,
.grid,
.stat-grid,
.command-list,
.list {
  display: grid;
  gap: 14px;
}

.metric-strip,
.grid,
.stat-grid,
.command-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.metric-strip {
  margin-top: 18px;
}

.metric-card,
.panel,
.list-card,
.stat-card,
.command-card {
  padding: 18px;
}

.metric-card {
  min-height: 130px;
  background: linear-gradient(180deg, var(--app-section-bg), var(--app-card-muted));
}

.metric-card.is-primary {
  border-color: color-mix(in srgb, var(--app-button) 26%, var(--app-separator));
  background: linear-gradient(180deg, color-mix(in srgb, var(--app-button) 8%, var(--app-section-bg)), var(--app-card));
}

.metric-card span,
.stat-card span,
.field span {
  display: block;
  color: var(--app-hint);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.metric-card strong {
  display: block;
  margin-top: 14px;
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  color: var(--app-text);
}

.metric-helper {
  margin: 10px 0 0;
  color: var(--app-subtitle);
  font-size: 0.9rem;
}

.hero-meta {
  margin-top: 16px;
  color: var(--app-hint);
  font-size: 0.92rem;
  flex-wrap: wrap;
}

.route-pill,
.panel-tag,
.preview-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 13px;
  border-radius: 999px;
  background: var(--app-card-muted);
  color: var(--app-accent);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.preview-pill {
  border: 1px solid var(--app-separator);
}

.status-banner {
  margin-top: 14px;
  min-height: 46px;
  padding: 12px 14px;
  border-radius: 16px;
  background: var(--app-card-muted);
  border: 1px solid var(--app-separator);
  font-size: 0.95rem;
}

.status-banner[data-tone="warning"] {
  color: var(--app-accent);
}

.status-banner[data-tone="success"] {
  color: var(--app-success);
}

.status-banner[data-tone="error"] {
  color: var(--app-destructive);
}

.status-banner[data-tone="info"] {
  color: var(--app-text);
}

.tabbar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.tab,
.lang-switch,
.primary-button,
.secondary-button,
.period-button,
.ghost-button,
.danger-button,
.field select,
.field input,
.field textarea {
  min-height: 44px;
  border-radius: 14px;
  border: 1px solid var(--app-separator);
  font: inherit;
}

.tab,
.lang-switch,
.secondary-button,
.period-button,
.ghost-button,
.danger-button,
.field select,
.field input,
.field textarea {
  background: var(--app-section-bg);
  color: var(--app-text);
}

.tab,
.lang-switch,
.primary-button,
.secondary-button,
.period-button,
.ghost-button,
.danger-button {
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.tab:hover,
.lang-switch:hover,
.primary-button:hover,
.secondary-button:hover,
.period-button:hover,
.ghost-button:hover,
.danger-button:hover {
  transform: translateY(-1px);
}

.tab {
  padding: 0 14px;
  color: var(--app-hint);
}

.tab.is-active,
.period-button.is-active {
  color: var(--app-button-text);
  background: var(--app-button);
  border-color: var(--app-button);
}

.lang-switch,
.ghost-button {
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.ghost-button {
  font-weight: 600;
}

.flag-pair {
  position: relative;
  width: 22px;
  height: 22px;
  overflow: hidden;
}

.flag {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  transition: transform 0.22s ease, opacity 0.22s ease;
}

.lang-switch[data-language="ru"] .flag-ru,
.lang-switch:not([data-language="en"]) .flag-ru {
  transform: translateY(0);
  opacity: 1;
}

.lang-switch[data-language="ru"] .flag-en,
.lang-switch:not([data-language="en"]) .flag-en {
  transform: translateY(130%);
  opacity: 0;
}

.lang-switch[data-language="en"] .flag-en {
  transform: translateY(0);
  opacity: 1;
}

.lang-switch[data-language="en"] .flag-ru {
  transform: translateY(-130%);
  opacity: 0;
}

.stack {
  margin-top: 18px;
}

.section {
  display: none;
}

.section.is-active {
  display: block;
}

.panel-head p {
  margin: 10px 0 0;
  font-size: 0.95rem;
}

.list {
  margin-top: 16px;
}

.list-card {
  background: linear-gradient(180deg, var(--app-section-bg), var(--app-card-muted));
}

.list-card h3,
.chart-meta strong {
  margin: 0;
  font-size: 1rem;
}

.list-card p {
  margin: 8px 0 0;
  color: var(--app-subtitle);
  font-size: 0.875rem;
}

.list-meta {
  color: var(--app-hint);
}

.list-subvalue {
  color: var(--app-success);
  font-weight: 600;
}

.value-stack {
  display: grid;
  gap: 6px;
  justify-items: end;
}

.trend-positive {
  color: var(--app-success) !important;
}

.trend-negative {
  color: var(--app-destructive) !important;
}

.trend-flat {
  color: var(--app-hint) !important;
}

.list-card-row strong,
.stat-card strong {
  color: var(--app-text);
  font-size: 1.125rem;
}

.stat-card strong {
  display: block;
  margin-top: 8px;
}

.chart-panel,
.formula-panel,
.watchlist-block {
  margin-top: 16px;
}

.storage-stats {
  margin-top: 16px;
}

.storage-split {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: 16px;
  margin-top: 16px;
}

.storage-pie-shell,
.storage-items-shell {
  display: grid;
  gap: 12px;
  align-content: start;
}

.storage-controls {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(180px, 0.8fr) auto auto;
  gap: 12px;
  align-items: end;
}

.panel-actions {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 16px;
}

.checkbox-field {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  color: var(--app-subtitle);
  font-size: 0.95rem;
}

.checkbox-field input {
  width: 18px;
  height: 18px;
}

.compact-head p {
  margin-top: 8px;
}

.pie-canvas-shell {
  position: relative;
  min-height: 240px;
  padding: 12px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--app-card) 92%, var(--app-button) 8%);
}

.pie-canvas {
  width: 100%;
  height: 240px;
}

.chart-toolbar {
  margin-top: 14px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.chart-field {
  min-width: min(320px, 100%);
}

.period-switcher {
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
}

.period-button {
  padding: 0 14px;
}

.chart-shell {
  margin-top: 14px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--app-separator);
  background: linear-gradient(180deg, var(--app-section-bg), var(--app-card-muted));
}

.history-canvas-shell {
  position: relative;
  height: 280px;
}

.history-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.chart-grid-line {
  stroke: var(--app-separator);
  stroke-width: 1;
}

.chart-line {
  fill: none;
  stroke: var(--app-link);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.chart-area {
  fill: url(#historyFill);
}

.chart-meta {
  margin-top: 12px;
  align-items: flex-start;
  flex-wrap: wrap;
  color: var(--app-hint);
  font-size: 0.875rem;
}

.field {
  display: grid;
  gap: 8px;
}

.field select,
.field input,
.field textarea {
  width: 100%;
  padding: 0 14px;
  color: var(--app-text);
}

.field textarea {
  padding: 12px 14px;
  resize: vertical;
}

.field select:disabled,
.field input:disabled,
.primary-button:disabled,
.secondary-button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.primary-button {
  width: 100%;
  padding: 0 16px;
  background: var(--app-button);
  color: var(--app-button-text);
  border: 1px solid var(--app-button);
  font-weight: 700;
}

.secondary-button {
  width: 100%;
  padding: 0 16px;
}

.storage-form-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.batch-import-panel {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--app-separator);
  display: grid;
  gap: 14px;
}

.batch-progress-shell {
  display: grid;
  gap: 10px;
}

.batch-progress-bar {
  width: 100%;
  height: 12px;
  border-radius: 999px;
  background: var(--app-card-muted);
  overflow: hidden;
}

.batch-progress-fill {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--app-button), color-mix(in srgb, var(--app-link) 70%, var(--app-button)));
  transition: width 0.2s ease;
}

.watchlist-head {
  color: var(--app-hint);
  font-size: 0.875rem;
}

.referral-panel {
  margin-top: 16px;
}

.referral-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.referral-stats {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.referral-actions {
  display: grid;
  gap: 14px;
}

.referral-buttons {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 10px;
}

.referral-progress {
  display: grid;
  gap: 10px;
}

.referral-progress-track {
  position: relative;
  height: 12px;
  border-radius: 999px;
  overflow: hidden;
  background: var(--app-card-muted);
  border: 1px solid var(--app-separator);
}

.referral-progress-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--app-button), var(--app-link));
  transition: width 0.24s ease;
}

.referral-meta {
  margin-top: 0;
}

.share-button {
  position: relative;
  overflow: hidden;
  animation: pulse-share 2.2s ease-in-out infinite;
}

.share-button:disabled {
  animation: none;
}

@keyframes pulse-share {
  0%, 100% {
    box-shadow: 0 0 0 0 color-mix(in srgb, var(--app-button) 22%, transparent);
  }
  60% {
    box-shadow: 0 0 0 12px color-mix(in srgb, var(--app-button) 0%, transparent);
  }
}

.watchlist-copy {
  display: grid;
  gap: 6px;
}

.watchlist-actions {
  display: grid;
  gap: 10px;
  justify-items: end;
}

.watchlist-meta {
  color: var(--app-hint);
  font-size: 0.8125rem;
  line-height: 1.4;
}

.danger-button {
  min-width: 108px;
  padding: 0 14px;
  border-radius: 12px;
  color: var(--app-destructive);
}

.empty-state {
  text-align: left;
}

.empty-state h3 {
  margin: 0;
}

.empty-state p {
  color: var(--app-hint);
}

.beta-note {
  color: var(--app-accent);
  font-weight: 600;
}

#alert-feedback[data-type="success"] {
  color: var(--app-success);
}

#alert-feedback[data-type="error"] {
  color: var(--app-destructive);
}

#referral-feedback[data-type="success"] {
  color: var(--app-success);
}

#referral-feedback[data-type="error"] {
  color: var(--app-destructive);
}

#admin-feedback[data-type="error"] {
  color: var(--app-destructive);
}

.version-copy {
  margin-top: 14px;
}

.is-loading {
  position: relative;
  overflow: hidden;
}

.is-loading > * {
  visibility: hidden;
}

.is-loading::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    var(--app-secondary-bg) 0%,
    var(--app-section-bg) 50%,
    var(--app-secondary-bg) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.2s linear infinite;
}

@keyframes shimmer {
  from {
    background-position: 200% 0;
  }
  to {
    background-position: -200% 0;
  }
}

@media (max-width: 720px) {
  .metric-strip,
  .grid,
  .stat-grid,
  .command-list,
  .tabbar {
    grid-template-columns: 1fr;
  }

  .list-card-row,
  .chart-meta,
  .watchlist-head,
  .hero-topbar,
  .hero-meta,
  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .shell {
    padding: 16px 12px 40px;
  }

  h1 {
    max-width: none;
  }

  .referral-grid,
  .referral-buttons,
  .storage-split {
    grid-template-columns: 1fr;
  }

  .storage-controls {
    grid-template-columns: 1fr;
  }

  .storage-form-actions {
    grid-template-columns: 1fr;
  }
}