:root {
  color-scheme: light;
  --bg: #f6f7f8;
  --panel: #ffffff;
  --ink: #151719;
  --muted: #667078;
  --line: #d8dee3;
  --accent: #0b7772;
  --accent-strong: #085f5b;
  --berry: #8a315f;
  --amber: #b36b00;
  --danger: #b42318;
  --danger-bg: #fff1ef;
  --ok-bg: #eef9f5;
  --sold-bg: #fff7e8;
  --shadow: 0 14px 40px rgba(21, 23, 25, 0.08);
  --page-x: clamp(14px, 2.4vw, 44px);
  font-family: "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.45;
}

a {
  color: inherit;
  text-decoration: none;
}

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

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  padding: 11px 13px;
  outline: none;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(11, 119, 114, 0.13);
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}

h1,
h2,
p {
  margin: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 22px;
  min-height: 72px;
  padding: 0 var(--page-x);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
}

.brand {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent-strong);
}

.topnav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.topnav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border-radius: 6px;
  color: var(--muted);
  font-weight: 650;
}

.topnav a.is-active,
.topnav a:hover {
  background: var(--ok-bg);
  color: var(--accent-strong);
}

.app-shell {
  width: calc(100vw - (var(--page-x) * 2));
  max-width: none;
  margin: 24px auto 60px;
}

.public-shell {
  width: min(920px, calc(100% - 32px));
  min-height: 100vh;
  display: grid;
  align-content: center;
  margin: 0 auto;
  padding: 30px 0;
}

.page-heading,
.toolbar,
.editor-form,
.inline-form,
.auth-panel,
.share-shell {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.page-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 26px;
  margin-bottom: 18px;
}

.page-heading h1,
.share-heading h1,
.auth-panel h1 {
  font-size: 30px;
  line-height: 1.25;
}

.eyebrow {
  margin-bottom: 6px;
  color: var(--berry);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) 200px auto;
  align-items: end;
  gap: 16px;
  padding: 20px;
  margin-bottom: 18px;
}

.primary-button,
.secondary-button,
.danger-button,
.ghost-button,
.primary-link,
.secondary-link,
.icon-button {
  min-height: 46px;
  border-radius: 6px;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 18px;
  cursor: pointer;
  white-space: nowrap;
  font-weight: 650;
}

.primary-button,
.primary-link {
  background: var(--accent);
  color: #fff;
}

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

.secondary-button,
.secondary-link,
.ghost-button {
  background: #fff;
  border-color: var(--line);
  color: var(--ink);
}

.secondary-button:hover,
.secondary-link:hover,
.ghost-button:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
}

.danger-button {
  background: var(--danger-bg);
  border-color: #ffd0ca;
  color: var(--danger);
}

.icon-button {
  width: 46px;
  padding: 0;
  border-color: var(--line);
  background: #fff;
  font-size: 24px;
}

.account-list {
  display: grid;
  gap: 12px;
}

.account-row {
  display: grid;
  grid-template-columns:
    minmax(240px, 1.45fr)
    minmax(190px, 1fr)
    minmax(210px, 1fr)
    minmax(150px, 0.75fr)
    minmax(160px, 0.75fr)
    minmax(170px, 0.8fr)
    minmax(230px, 1.25fr)
    minmax(118px, 0.6fr)
    minmax(150px, 0.7fr)
    minmax(150px, auto);
  gap: 10px;
  align-items: stretch;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 8px 24px rgba(21, 23, 25, 0.04);
  overflow-x: auto;
}

.account-cell {
  min-height: 86px;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 14px;
  border-radius: 6px;
  background: #f9fafb;
}

.account-cell span {
  color: var(--muted);
  font-size: 13px;
}

.account-cell strong {
  font-size: 16px;
  font-weight: 650;
  overflow-wrap: anywhere;
}

.otp-cell strong {
  color: var(--berry);
  font-family: Consolas, "Courier New", monospace;
}

.state-cell {
  background: #fff;
}

.status-chip {
  width: fit-content;
  border-radius: 999px;
  padding: 6px 11px;
}

.status-chip.is-available {
  background: var(--ok-bg);
  color: var(--accent-strong);
}

.status-chip.is-sold {
  background: var(--sold-bg);
  color: var(--amber);
}

.status-chip.is-invalid {
  background: var(--danger-bg);
  color: var(--danger);
}

.status-chip.is-shared {
  background: #edf4ff;
  color: #245aa5;
}

.status-chip.is-unshared {
  background: #f1f3f5;
  color: #5b646c;
}

.row-actions {
  min-width: 150px;
  display: grid;
  align-content: center;
  gap: 10px;
}

.editor-form,
.inline-form {
  padding: 26px;
}

.stacked-form,
.editor-form {
  display: grid;
  gap: 20px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.form-actions,
.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.inline-form {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) auto;
  align-items: end;
  gap: 16px;
  margin-bottom: 18px;
}

.type-list {
  display: grid;
  gap: 12px;
}

.type-row {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto auto;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.auth-panel {
  width: min(500px, 100%);
  justify-self: center;
  display: grid;
  gap: 22px;
  padding: 32px;
}

.modal {
  width: min(620px, calc(100% - 30px));
  border: 0;
  border-radius: 8px;
  padding: 0;
  background: transparent;
}

.wide-modal {
  width: min(940px, calc(100% - 30px));
}

.modal::backdrop {
  background: rgba(10, 16, 20, 0.46);
}

.modal-panel {
  display: grid;
  gap: 18px;
  padding: 24px;
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.modal-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.modal-heading h2 {
  font-size: 22px;
}

.status-edit-grid {
  display: grid;
  grid-template-columns: minmax(140px, 0.7fr) minmax(220px, 1.3fr) minmax(140px, 0.7fr);
  align-items: end;
  gap: 16px;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-top: 4px;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
}

.check-row input {
  width: 18px;
  min-height: 18px;
}

.form-error,
.form-success {
  border-radius: 6px;
  padding: 12px 14px;
}

.form-error {
  background: var(--danger-bg);
  color: var(--danger);
}

.form-success {
  background: var(--ok-bg);
  color: var(--accent-strong);
}

.empty-state {
  display: grid;
  gap: 10px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--muted);
}

.empty-state h2,
.empty-state h1 {
  color: var(--ink);
}

.share-shell {
  display: grid;
  gap: 20px;
  padding: 28px;
}

.share-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
}

.share-fields div {
  min-height: 88px;
  display: grid;
  gap: 8px;
  align-content: center;
  padding: 15px;
  border-radius: 6px;
  background: #f9fafb;
}

.share-fields dt {
  color: var(--muted);
  font-size: 13px;
}

.share-fields dd {
  margin: 0;
  font-size: 16px;
  font-weight: 650;
  overflow-wrap: anywhere;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  max-width: min(380px, calc(100% - 36px));
  border-radius: 8px;
  padding: 12px 14px;
  background: var(--ink);
  color: #fff;
  box-shadow: var(--shadow);
}

.toast[data-tone="error"] {
  background: var(--danger);
}

@media (max-width: 1240px) {
  .account-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .row-actions {
    grid-column: span 4;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .topbar {
    grid-template-columns: 1fr auto;
    gap: 12px;
    padding-top: 10px;
  }

  .topnav {
    grid-column: 1 / -1;
    overflow-x: auto;
    padding-bottom: 10px;
  }

  .toolbar,
  .form-grid,
  .status-edit-grid,
  .share-fields,
  .inline-form,
  .type-row {
    grid-template-columns: 1fr;
  }

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

  .row-actions {
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .app-shell {
    width: calc(100vw - 16px);
    margin-top: 12px;
  }

  .public-shell {
    width: calc(100vw - 16px);
  }

  .topbar {
    padding: 10px 8px 0;
  }

  .brand {
    font-size: 17px;
  }

  .topnav a {
    min-height: 42px;
    padding: 0 12px;
  }

  .page-heading {
    align-items: stretch;
    flex-direction: column;
    padding: 20px;
  }

  .page-heading h1,
  .share-heading h1,
  .auth-panel h1 {
    font-size: 28px;
  }

  .toolbar,
  .editor-form,
  .inline-form,
  .auth-panel,
  .share-shell {
    padding: 18px;
  }

  .account-row {
    grid-template-columns: 1fr;
    padding: 10px;
    gap: 10px;
  }

  .account-cell {
    min-height: 78px;
    padding: 13px;
  }

  .account-cell strong {
    font-size: 17px;
  }

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

  .primary-button,
  .secondary-button,
  .danger-button,
  .ghost-button,
  .primary-link,
  .secondary-link,
  .icon-button {
    min-height: 48px;
  }

  .modal-panel {
    padding: 18px;
  }

  .modal-footer,
  .modal-actions {
    align-items: stretch;
    flex-direction: column;
  }
}