:root {
  color-scheme: light;
  --page-bg: #ffffff;
  --surface-bg: #ffffff;
  --surface-muted: #f6f6f6;
  --surface-soft: #fbfbfb;
  --text-primary: #111111;
  --text-secondary: #4f4f4f;
  --text-muted: #707070;
  --border-color: #d8d8d8;
  --border-strong: #111111;
  --danger-soft: #fdf2f2;
  --danger-text: #8b1d1d;
  --success-soft: #f3f7f3;
  --success-text: #0f5132;
  --shadow-soft: 0 12px 32px rgba(17, 17, 17, 0.04);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --page-width: 1240px;
  --transition-fast: 180ms ease;
  --transition-base: 220ms ease;
  --font-sans: "Fira Sans", "Segoe UI", "PingFang SC", "Noto Sans SC", sans-serif;
  --font-mono: "Fira Code", "SFMono-Regular", "Consolas", monospace;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--page-bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(17, 17, 17, 0.028) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(17, 17, 17, 0.028) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  opacity: 0.35;
}

a {
  color: inherit;
}

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

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: 2px solid var(--border-strong);
  outline-offset: 3px;
}

.page-shell {
  width: min(calc(100vw - 48px), var(--page-width));
  margin: 0 auto;
  padding: 28px 0 48px;
  position: relative;
  z-index: 1;
  animation: page-enter 280ms var(--transition-base);
}

.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 0 0 22px;
  border-bottom: 1px solid var(--border-color);
}

.page-head-copy {
  max-width: 720px;
}

.page-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-title {
  margin: 14px 0 8px;
  font-size: clamp(2rem, 4vw, 3.45rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
  font-weight: 700;
}

.page-description {
  margin: 0;
  max-width: 58ch;
  color: var(--text-secondary);
  font-size: 1rem;
}

.page-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.meta-note {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.session-chip {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
}

.session-chip strong {
  font-weight: 600;
}

.session-chip code,
.mono-text {
  font-family: var(--font-mono);
  font-size: 0.88rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: var(--surface-bg);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 600;
  transition:
    transform var(--transition-fast),
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast);
}

.btn:hover:not(:disabled) {
  transform: translateY(-1px);
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.btn-primary {
  background: var(--text-primary);
  color: #ffffff;
}

.btn-primary:hover:not(:disabled) {
  background: #242424;
}

.btn-secondary {
  background: var(--surface-bg);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--surface-muted);
}

.btn-ghost {
  border-color: var(--border-color);
  background: var(--surface-bg);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--surface-soft);
  border-color: var(--border-strong);
}

.status-message {
  min-height: 24px;
  margin: 0;
  font-size: 0.93rem;
  color: var(--text-secondary);
}

.status-message.is-error {
  color: var(--danger-text);
}

.status-message.is-success {
  color: var(--success-text);
}

.status-box {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--surface-muted);
  font-size: 0.95rem;
}

.status-box.is-error {
  border-color: rgba(139, 29, 29, 0.24);
  background: var(--danger-soft);
  color: var(--danger-text);
}

.status-box.is-success {
  border-color: rgba(15, 81, 50, 0.24);
  background: var(--success-soft);
  color: var(--success-text);
}

.panel {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-soft);
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 24px 16px;
  border-bottom: 1px solid var(--border-color);
}

.panel-title {
  margin: 0;
  font-size: 1.12rem;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.panel-copy {
  margin: 6px 0 0;
  color: var(--text-secondary);
  font-size: 0.93rem;
}

.panel-body {
  padding: 22px 24px 24px;
}

.stack {
  display: grid;
  gap: 18px;
}

.field-grid {
  display: grid;
  gap: 16px;
}

.field-label {
  display: grid;
  gap: 8px;
  font-size: 0.92rem;
  font-weight: 600;
}

.field-help {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 400;
}

.field-input,
.field-textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: #ffffff;
  transition:
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.field-input:hover,
.field-textarea:hover {
  border-color: var(--border-strong);
}

.field-input:focus,
.field-textarea:focus {
  border-color: var(--border-strong);
  box-shadow: 0 0 0 4px rgba(17, 17, 17, 0.08);
  outline: none;
}

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

.hint-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.muted-text {
  color: var(--text-secondary);
}

.small-text {
  font-size: 0.86rem;
}

.empty-copy {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.login-page {
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-shell {
  width: min(100%, 1040px);
  min-height: calc(100vh - 48px);
  min-height: calc(100dvh - 48px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 420px);
  gap: 40px;
  align-items: center;
}

.login-copy {
  display: grid;
  gap: 20px;
  align-content: center;
}

.login-copy .page-title {
  max-width: 9ch;
}

.login-points {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
  color: var(--text-secondary);
}

.login-points li {
  padding-top: 10px;
  border-top: 1px solid var(--border-color);
}

.login-panel {
  padding: 30px;
}

.login-form {
  display: grid;
  gap: 18px;
}

.login-footer {
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.login-loading {
  opacity: 0.72;
  pointer-events: none;
}

.admin-grid {
  display: grid;
  grid-template-columns: minmax(240px, 280px) minmax(320px, 1fr) minmax(320px, 1.05fr);
  gap: 20px;
  margin-top: 24px;
}

.admin-panel {
  min-height: 680px;
}

.task-log-panel {
  grid-column: 1 / -1;
  min-height: 0;
}

.user-list {
  display: grid;
  gap: 10px;
}

.user-list-item {
  display: grid;
  gap: 6px;
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--surface-bg);
  text-align: left;
  transition:
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    transform var(--transition-fast);
}

.user-list-item:hover {
  border-color: var(--border-strong);
  background: var(--surface-soft);
  transform: translateY(-1px);
}

.user-list-item.is-active {
  border-color: var(--border-strong);
  background: var(--surface-muted);
}

.user-list-item strong {
  font-size: 0.96rem;
}

.user-list-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.user-list-meta code {
  font-family: var(--font-mono);
}

.form-badge {
  display: inline-flex;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  align-items: center;
}

.detail-grid {
  display: grid;
  gap: 22px;
}

.detail-block {
  display: grid;
  gap: 12px;
}

.detail-block + .detail-block {
  padding-top: 18px;
  border-top: 1px solid var(--border-color);
}

.model-list {
  display: grid;
  gap: 0;
}

.model-row {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.95fr) 124px auto;
  gap: 16px;
  align-items: center;
  padding: 16px 0;
  border-top: 1px solid var(--border-color);
}

.model-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.model-copy {
  min-width: 0;
}

.model-name {
  display: block;
  font-size: 0.96rem;
  font-weight: 600;
}

.model-key {
  display: block;
  margin-top: 4px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  overflow-wrap: anywhere;
}

.model-type {
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.model-inline-form {
  display: contents;
}

.inline-field {
  min-height: 42px;
}

.row-status {
  margin: 0;
  min-height: 20px;
  color: var(--text-secondary);
  font-size: 0.83rem;
}

.row-status.is-error {
  color: var(--danger-text);
}

.row-status.is-success {
  color: var(--success-text);
}

.table-hint {
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.86rem;
}

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

.task-log-section {
  display: grid;
  align-content: start;
  gap: 14px;
  min-width: 0;
}

.task-log-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.task-log-section-head h3 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.task-log-section-head span {
  color: var(--text-secondary);
  font-size: 0.86rem;
}

.task-log-list {
  display: grid;
  gap: 12px;
  max-height: 720px;
  overflow: auto;
  padding-right: 4px;
}

.task-log-card {
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--surface-bg);
}

.task-log-card-head,
.task-log-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.task-log-card-head {
  justify-content: space-between;
}

.task-log-user {
  min-width: 0;
}

.task-log-user strong {
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.task-log-user span {
  color: var(--text-secondary);
  font-size: 0.84rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  color: var(--text-secondary);
  font-size: 0.8rem;
  white-space: nowrap;
}

.status-pill.is-success {
  border-color: rgba(15, 81, 50, 0.24);
  background: var(--success-soft);
  color: var(--success-text);
}

.status-pill.is-error {
  border-color: rgba(139, 29, 29, 0.24);
  background: var(--danger-soft);
  color: var(--danger-text);
}

.status-pill.is-running,
.status-pill.is-queued {
  background: var(--surface-muted);
  color: var(--text-primary);
}

.task-log-fields {
  display: grid;
  gap: 10px;
  margin: 0;
}

.task-log-fields div {
  display: grid;
  gap: 4px;
}

.task-log-fields dt {
  color: var(--text-secondary);
  font-size: 0.78rem;
}

.task-log-fields dd {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 0.9rem;
}

.task-log-fields code {
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.task-log-link {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.84rem;
}

.task-log-link:hover {
  border-color: var(--border-strong);
  background: var(--surface-muted);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes page-enter {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1100px) {
  .admin-grid {
    grid-template-columns: minmax(240px, 280px) minmax(0, 1fr);
  }

  .admin-grid > :last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .page-shell {
    width: min(calc(100vw - 32px), var(--page-width));
    padding-top: 20px;
  }

  .page-head {
    flex-direction: column;
    align-items: stretch;
  }

  .login-shell {
    grid-template-columns: 1fr;
    gap: 24px;
    min-height: auto;
  }

  .admin-grid {
    grid-template-columns: 1fr;
  }

  .admin-panel {
    min-height: 0;
  }

  .model-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .task-log-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .login-page {
    padding: 16px;
  }

  .page-shell {
    width: min(calc(100vw - 24px), var(--page-width));
  }

  .login-panel,
  .panel-body,
  .panel-head {
    padding-left: 18px;
    padding-right: 18px;
  }

  .page-title {
    font-size: 2.2rem;
  }

  .session-chip {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 1ms !important;
    scroll-behavior: auto !important;
  }
}