:root {
  color-scheme: light;
  --ink: #16191f;
  --muted: #657080;
  --surface: #ffffff;
  --panel: #f4f6f8;
  --line: #dce2ea;
  --accent: #2563eb;
  --accent-strong: #1d4ed8;
  --danger: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: #eef2f6;
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
}

.app-shell {
  width: min(100%, 720px);
  min-height: 100vh;
  margin: 0 auto;
  padding: 16px;
}

.topbar,
.user-strip,
.proposal-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.topbar {
  padding: 4px 0 14px;
}

.authenticated-mode.home-mode .topbar,
.miniapp-mode.home-mode .topbar {
  display: none;
}

.eyebrow,
.label {
  margin: 0 0 4px;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  max-width: 14ch;
  margin-bottom: 0;
  font-size: 1.45rem;
  line-height: 1.1;
}

h2 {
  margin-bottom: 6px;
  font-size: 1.2rem;
}

.ghost-button,
.primary-button,
.danger-button {
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 800;
}

.ghost-button {
  padding: 0 14px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
}

.primary-button {
  width: 100%;
  background: var(--accent);
  color: #ffffff;
}

.primary-button:hover {
  background: var(--accent-strong);
}

.danger-button {
  width: 100%;
  margin-top: 12px;
  background: var(--danger);
  color: #ffffff;
}

.action-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 12px;
}

.compact-button {
  min-height: 40px;
}

.user-strip,
.proposal-panel,
.form-panel,
.result-panel {
  margin-bottom: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.user-strip {
  justify-content: flex-start;
  padding: 12px;
}

[hidden],
.user-strip[hidden],
.result-panel[hidden] {
  display: none !important;
}

.home-mode #proposalPanel,
.home-mode #testForm,
.proposal-mode #availableTestsPanel {
  display: none;
}

.login-mode #availableTestsPanel,
.login-mode #proposalPanel,
.login-mode #testForm,
.login-mode #telegramCard {
  display: none !important;
}

.login-mode #telegramLoginPanel {
  display: grid !important;
}

.authenticated-mode #telegramLoginPanel {
  display: none !important;
}

.authenticated-mode #telegramCard {
  display: flex !important;
}

.miniapp-mode #telegramLoginPanel {
  display: none !important;
}

.miniapp-mode #telegramCard {
  display: flex;
}

.proposal-mode #proposalPanel {
  display: flex;
}

.proposal-mode #testForm {
  display: grid;
}

.avatar {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent);
  color: #ffffff;
  font-weight: 900;
}

.user-strip strong,
.user-strip span {
  display: block;
}

.user-strip span,
.proposal-panel p {
  color: var(--muted);
}

.proposal-panel {
  align-items: flex-start;
  padding: 16px;
}

.proposal-panel p {
  max-width: 27ch;
  margin-bottom: 0;
  text-align: right;
  line-height: 1.4;
}

.form-panel {
  display: grid;
  gap: 14px;
  padding: 16px;
}

label,
fieldset {
  display: grid;
  gap: 8px;
  min-width: 0;
  margin: 0;
  border: 0;
  padding: 0;
  color: var(--ink);
  font-weight: 750;
}

legend {
  padding: 0;
  font-weight: 750;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  color: var(--ink);
  padding: 12px;
}

textarea {
  resize: vertical;
}

.field-help {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 650;
  line-height: 1.35;
}

.money-field {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  overflow: hidden;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
}

.money-field span {
  padding-left: 12px;
  color: var(--muted);
  font-weight: 900;
}

.money-field input {
  border: 0;
}

.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.segmented label {
  position: relative;
  display: block;
}

.segmented input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.segmented span {
  display: grid;
  place-items: center;
  min-height: 46px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink);
  cursor: pointer;
  font-weight: 850;
}

.segmented input:checked + span {
  border-color: var(--accent);
  background: rgba(37, 99, 235, 0.12);
  color: var(--accent-strong);
}

.result-panel {
  padding: 16px;
}

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

.login-panel {
  display: grid;
  min-height: calc(100vh - 120px);
  place-items: center;
}

.login-card {
  width: min(100%, 520px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 24px;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
}

.login-card span {
  display: block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.login-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.45rem;
  line-height: 1.15;
}

.login-card p {
  color: var(--muted);
  line-height: 1.45;
}

.telegram-widget-box {
  display: flex;
  min-height: 46px;
  align-items: center;
  margin-top: 18px;
}

.login-status {
  min-height: 22px;
  margin: 12px 0 0;
  font-size: 0.92rem;
}

.login-fallback {
  display: inline-grid;
  width: auto;
  place-items: center;
  margin-top: 14px;
  text-decoration: none;
}

.tabs {
  display: flex;
  gap: 6px;
  margin: 2px 0 12px;
}

.tab-button {
  flex: 0 0 auto;
  min-height: 34px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  padding: 0 10px;
  font-size: 0.9rem;
  font-weight: 850;
}

.category-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.category-tabs .tab-button {
  flex: initial;
  min-width: 0;
  padding: 0 6px;
  font-size: 0.78rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.admin-tabs .tab-button {
  min-width: 0;
  min-height: 30px;
  padding: 0 6px;
  font-size: 0.78rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dashboard-shell {
  padding: 8px;
  font-size: 0.86rem;
}

.dashboard-shell .topbar {
  padding: 0 0 8px;
}

.dashboard-shell h1 {
  max-width: none;
  font-size: 1.05rem;
  line-height: 1.05;
}

.dashboard-shell h2 {
  margin-bottom: 4px;
  font-size: 0.98rem;
}

.dashboard-shell p {
  margin-bottom: 4px;
  line-height: 1.3;
}

.dashboard-shell .tabs {
  margin-bottom: 8px;
}

.dashboard-shell .form-panel {
  gap: 8px;
  padding: 10px;
  margin-bottom: 8px;
}

.dashboard-shell label,
.dashboard-shell fieldset,
.dashboard-shell legend {
  gap: 4px;
  font-size: 0.82rem;
  font-weight: 750;
}

.dashboard-shell input,
.dashboard-shell select,
.dashboard-shell textarea {
  min-height: 32px;
  padding: 6px 8px;
  font-size: 0.84rem;
}

.dashboard-shell textarea {
  min-height: 70px;
  font-size: 0.78rem;
  font-weight: 500;
  line-height: 1.3;
}

.dashboard-shell .segmented {
  gap: 5px;
}

.dashboard-shell .segmented span {
  min-height: 30px;
  padding: 0 6px;
  font-size: 0.8rem;
}

.dashboard-shell .field-help {
  font-size: 0.78rem;
}

.dashboard-shell .label {
  margin-bottom: 2px;
  font-size: 0.62rem;
}

.dashboard-shell .dashboard-grid {
  gap: 8px;
  margin-bottom: 8px;
}

.dashboard-shell .dashboard-tile {
  padding: 10px;
}

.dashboard-shell .dashboard-tile strong {
  margin-bottom: 3px;
  font-size: 0.92rem;
}

.dashboard-shell .dashboard-tile p {
  margin-bottom: 3px;
  font-size: 0.82rem;
  line-height: 1.25;
}

.dashboard-shell .ghost-button,
.dashboard-shell .primary-button,
.dashboard-shell .danger-button {
  min-height: 32px;
  font-size: 0.84rem;
}

.tab-button.active {
  border-color: var(--accent);
  background: rgba(37, 99, 235, 0.1);
  color: var(--accent-strong);
}

.dashboard-tile {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 16px;
}

.highlight-tile {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

.dashboard-tile span {
  display: block;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.dashboard-tile strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1.05rem;
}

.dashboard-tile p {
  margin-bottom: 6px;
  color: var(--muted);
  line-height: 1.45;
}

.compact-test-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 10px;
}

.compact-test-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
}

.compact-test-header span {
  margin: 0;
  font-size: 0.68rem;
}

.compact-test-card .status-control {
  margin-top: 0;
}

.compact-test-card strong {
  margin-bottom: 3px;
  font-size: 0.92rem;
}

.compact-test-card p {
  margin-bottom: 2px;
  font-size: 0.82rem;
  line-height: 1.25;
}

.compact-status-control {
  gap: 3px;
  font-size: 0.72rem;
}

.compact-status-control select {
  min-height: 32px;
  padding: 4px 8px;
  font-size: 0.82rem;
}

.test-card-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 6px;
}

.test-card-actions .compact-button {
  min-height: 32px;
  padding: 0 12px;
  font-size: 0.82rem;
}

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

.proposed-test-card .compact-button {
  min-height: 34px;
  padding: 0 9px;
  font-size: 0.78rem;
}

.test-edit-panel {
  margin-top: 8px;
  padding: 10px;
}

.admin-collapse {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 0;
}

.admin-collapse + .admin-collapse {
  margin-top: 6px;
}

.admin-collapse > summary {
  cursor: pointer;
  padding: 8px 10px;
  font-size: 0.86rem;
  font-weight: 850;
}

.admin-collapse[open] > summary {
  border-bottom: 1px solid var(--line);
}

.admin-collapse > .detail-grid,
.admin-collapse > .test-details-form,
.admin-collapse > .people-section {
  margin: 8px;
}

.edit-panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.edit-header-actions {
  display: grid;
  gap: 6px;
}

.detail-grid {
  display: grid;
  gap: 2px;
}

.detail-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.22;
}

.detail-grid strong {
  display: inline-block;
  min-width: 76px;
  color: var(--ink);
}

.people-section {
  display: grid;
  gap: 6px;
}

.manual-participant-form {
  display: grid;
  gap: 6px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 8px;
}

.manual-participant-form label {
  gap: 3px;
}

.manual-participant-form input {
  min-height: 34px;
  padding: 6px 9px;
  font-size: 0.82rem;
}

.manual-participant-form .compact-button {
  justify-self: start;
}

.test-details-form {
  display: grid;
  gap: 6px;
}

.form-actions {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px;
}

.people-section h3 {
  margin: 0;
  font-size: 0.88rem;
}

.person-list {
  display: grid;
  gap: 6px;
}

.person-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 8px;
  background: var(--panel);
}

.person-row strong,
.person-row span {
  display: block;
}

.payment-option-list {
  display: grid;
  gap: 6px;
}

.payment-option-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) max-content;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px;
  background: var(--panel);
}

.payment-option-row > div:first-child {
  min-width: 0;
}

.payment-option-row strong,
.payment-option-row span {
  display: block;
}

.payment-option-row span {
  color: var(--muted);
  font-size: 0.78rem;
  overflow-wrap: anywhere;
}

.payment-page {
  gap: 8px;
}

.payment-proof-form {
  display: grid;
  gap: 10px;
  margin-top: 8px;
}

.payment-method-card {
  display: grid;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel);
}

.payment-method-card span {
  color: var(--brand);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.payment-method-card strong {
  overflow-wrap: anywhere;
}

.payment-method-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.participant-payment-row {
  align-items: start;
}

.participant-proof {
  display: grid;
  gap: 4px;
  margin-top: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px;
  background: var(--bg);
}

.participant-proof span {
  color: var(--brand);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.participant-proof p,
.proof-image-link {
  display: block;
  overflow-wrap: anywhere;
}

.participant-proof p,
.proof-image-link {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.empty-proof {
  color: var(--muted);
  font-size: 0.78rem;
}

.payment-proof-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.proof-thumb-button {
  width: 62px;
  height: 62px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0;
  overflow: hidden;
  background: var(--panel);
  cursor: pointer;
}

.proof-thumb-button img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.proof-image-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(0, 0, 0, 0.78);
}

.proof-image-overlay img {
  max-width: min(100%, 860px);
  max-height: 86vh;
  border-radius: 8px;
  background: #fff;
}

.proof-image-close {
  position: fixed;
  top: 14px;
  right: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 12px;
  background: var(--panel);
  color: var(--ink);
  font-weight: 850;
}

.payment-option-actions {
  display: flex;
  align-items: center;
  gap: 5px;
}

.payment-option-actions .compact-button {
  min-height: 34px;
  padding: 0 9px;
  font-size: 0.78rem;
}

.inline-toggle {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  margin: 0;
  font-size: 0.72rem;
  color: var(--muted);
  white-space: nowrap;
}

.inline-toggle input {
  width: auto;
  min-height: 0;
  margin: 0;
}

.test-payment-methods[hidden] {
  display: none;
}

.person-row span {
  color: var(--muted);
  font-size: 0.74rem;
}

.person-row .compact-button {
  min-height: 30px;
  padding: 0 10px;
  font-size: 0.78rem;
}

.participant-list {
  margin: 8px 0 0;
  padding-left: 20px;
}

.participant-list li {
  margin-bottom: 4px;
  font-weight: 750;
}

.status-control {
  margin-top: 12px;
}

.admin-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 12px;
}

.admin-actions .danger-button {
  margin-top: 0;
}

pre {
  overflow: auto;
  margin: 12px 0 0;
  border-radius: 8px;
  background: var(--panel);
  padding: 12px;
  white-space: pre-wrap;
}

.telegram-theme {
  background: var(--tg-bg);
  color: var(--tg-text);
  color-scheme: dark;
}

.telegram-theme .eyebrow,
.telegram-theme .label,
.telegram-theme .dashboard-tile span {
  color: var(--tg-link);
}

.telegram-theme .user-strip,
.telegram-theme .proposal-panel,
.telegram-theme .form-panel,
.telegram-theme .dashboard-tile,
.telegram-theme .payment-method-card,
.telegram-theme .login-card,
.telegram-theme .result-panel {
  border-color: var(--tg-line);
  background: var(--tg-surface);
  color: var(--tg-text);
}

.telegram-theme .ghost-button,
.telegram-theme .tab-button,
.telegram-theme input,
.telegram-theme select,
.telegram-theme textarea,
.telegram-theme .money-field,
.telegram-theme .segmented span,
.telegram-theme pre {
  border-color: var(--tg-line);
  background: var(--tg-bg);
  color: var(--tg-text);
}

.telegram-theme .primary-button,
.telegram-theme .avatar {
  background: var(--tg-button);
  color: var(--tg-button-text);
}

.telegram-theme .user-strip span,
.telegram-theme .proposal-panel p,
.telegram-theme .dashboard-tile p,
.telegram-theme .login-card p,
.telegram-theme .field-help,
.telegram-theme .money-field span {
  color: var(--tg-hint);
}

.telegram-theme .segmented input:checked + span {
  border-color: var(--tg-button);
  background: color-mix(in srgb, var(--tg-button), transparent 78%);
  color: var(--tg-text);
}

.telegram-theme .tab-button.active {
  border-color: var(--tg-button);
  background: color-mix(in srgb, var(--tg-button), transparent 78%);
  color: var(--tg-text);
}

.telegram-theme .tabs .tab-button {
  border-color: transparent;
  background: transparent;
  color: var(--tg-hint);
}

.telegram-theme .tabs .tab-button.active {
  border-color: var(--tg-button);
  background: color-mix(in srgb, var(--tg-button), transparent 82%);
  color: var(--tg-text);
}

@media (max-width: 560px) {
  .app-shell {
    padding: 12px;
  }

  .topbar,
  .proposal-panel {
    display: block;
  }

  .ghost-button {
    margin-top: 12px;
  }

  .proposal-panel p {
    max-width: none;
    text-align: left;
  }
}