:root {
  --bg-canvas: #000000;
  --surface-1: #0a0a0a;
  --surface-2: #111111;
  --surface-3: #171717;
  --surface-4: #1f1f1f;
  --text-primary: #ededed;
  --text-secondary: #a0a0a0;
  --text-tertiary: #666666;
  --text-inverse: #0a0a0a;
  --accent: #0072f5;
  --accent-weak: rgba(0, 114, 245, 0.14);
  --live: #22c55e;
  --live-weak: rgba(34, 197, 94, 0.18);
  --warning: #ffbf47;
  --warning-weak: rgba(255, 191, 71, 0.16);
  --danger: #ff5b4f;
  --danger-weak: rgba(255, 91, 79, 0.16);
  --idle: #808080;
  --ring-soft: rgba(255, 255, 255, 0.08) 0 0 0 1px;
  --ring-strong: rgba(255, 255, 255, 0.12) 0 0 0 1px;
  --card-shadow:
    rgba(255, 255, 255, 0.1) 0 0 0 1px,
    rgba(0, 0, 0, 0.24) 0 2px 2px 0,
    rgba(255, 255, 255, 0.03) 0 0 0 1px;
  --card-shadow-hover:
    rgba(255, 255, 255, 0.14) 0 0 0 1px,
    rgba(0, 0, 0, 0.28) 0 4px 12px -6px,
    rgba(255, 255, 255, 0.04) 0 0 0 1px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 10px;
  --space-4: 12px;
  --space-5: 14px;
  --space-6: 16px;
  --space-7: 18px;
  --space-8: 24px;
  --font-sans: "Geist", "Segoe UI", "Noto Sans KR", sans-serif;
  --font-mono: "Geist Mono", "Consolas", monospace;
}

* {
  box-sizing: border-box;
}

button {
  appearance: none;
  -webkit-appearance: none;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: var(--bg-canvas);
  font-feature-settings: "liga" 1;
  -webkit-font-smoothing: antialiased;
}

.page-shell {
  width: min(1280px, calc(100vw - 20px));
  margin: 0 auto;
  padding: var(--space-5) 0 var(--space-8);
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: var(--space-6);
  align-items: center;
  margin-bottom: var(--space-4);
  padding: var(--space-5) var(--space-7);
  border-radius: var(--radius-xl);
  background: var(--surface-1);
  box-shadow: var(--card-shadow);
}

.eyebrow {
  margin: 0 0 var(--space-1);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.topbar h1 {
  margin: 0;
  font-size: clamp(16px, 1.6vw, 20px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.view-tabs {
  display: inline-flex;
  gap: var(--space-2);
  padding: var(--space-1);
  border-radius: 999px;
  background: var(--surface-1);
  box-shadow: var(--ring-soft);
  flex-shrink: 0;
}

.view-tab {
  border: 0;
  padding: 8px 14px;
  border-radius: 999px;
  background: transparent;
  color: var(--text-secondary);
  font: inherit;
  cursor: pointer;
  transition: 160ms ease;
}

.view-tab.active {
  background: var(--surface-3);
  color: var(--text-primary);
  box-shadow: var(--ring-strong);
}

.view-panel {
  display: none;
}

.view-panel.is-active {
  display: block;
}

.screen-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.screen-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.field {
  display: grid;
  gap: var(--space-1);
}

.field span {
  color: var(--text-secondary);
  font-size: 12px;
}

.field input,
.field select,
.field textarea {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  border: 0;
  background: var(--surface-2);
  color: var(--text-primary);
  box-shadow: var(--ring-soft);
  font: inherit;
}

.field textarea {
  resize: vertical;
  min-height: 92px;
}

.primary-action,
.toolbar-button,
.card-menu-button,
.icon-button {
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  transition: 160ms ease;
  font: inherit;
  box-shadow: var(--ring-soft);
}

.primary-action {
  padding: 10px 16px;
  background: var(--text-primary);
  color: var(--text-inverse);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.primary-action:hover,
.toolbar-button:hover,
.card-menu-button:hover,
.icon-button:hover {
  transform: translateY(-1px);
  box-shadow: var(--ring-strong);
}

.primary-action:disabled {
  opacity: 0.72;
  cursor: wait;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.summary-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 58px;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--surface-1);
  box-shadow: var(--card-shadow);
}

.summary-card.warning {
  background: var(--surface-1);
  box-shadow:
    var(--ring-soft),
    inset 0 0 0 1px rgba(255, 191, 71, 0.2);
}

.summary-label {
  color: var(--text-secondary);
  font-size: 12px;
  letter-spacing: -0.01em;
}

.summary-card strong {
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1;
  letter-spacing: -0.04em;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.toolbar--filters-only {
  justify-content: flex-end;
}

.toolbar-title h2 {
  margin: 0 0 var(--space-1);
  font-size: 16px;
  letter-spacing: -0.02em;
}

.toolbar-title p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 12px;
}

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

.toolbar-actions {
  display: inline-flex;
  gap: var(--space-2);
  padding: var(--space-1);
  border-radius: 999px;
  background: var(--surface-1);
  box-shadow: var(--ring-soft);
}

.toolbar-button,
.card-menu-button {
  padding: 8px 12px;
  background: var(--surface-1);
  color: var(--text-primary);
}

.toolbar-button.active {
  background: var(--surface-3);
  box-shadow: var(--ring-strong);
}

.channel-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
}

.channel-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  min-height: 0;
  padding: var(--space-5);
  border-radius: var(--radius-xl);
  background: var(--surface-1);
  box-shadow: var(--card-shadow);
}

.channel-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--idle);
}

.channel-card[data-status="live"]::before {
  background: var(--live);
}

.channel-card[data-status="starting"]::before,
.channel-card[data-status="prepared"]::before,
.channel-card[data-status="running"]::before {
  background: var(--warning);
}

.channel-card[data-status="completed"]::before {
  background: var(--accent);
}

.no-signal-card {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-2);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: none;
}

.no-signal-card::before {
  display: none;
}

.card-header,
.card-footer,
.metric-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  align-items: center;
}

.card-header {
  margin-bottom: var(--space-5);
}

.card-header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.card-menu-button {
  width: 34px;
  min-width: 34px;
  padding: 6px 0 8px;
  font-size: 18px;
  line-height: 1;
}

.channel-label,
.job-card-label {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.channel-title,
.job-card-title {
  margin: 0;
  font-size: 17px;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.status-pill,
.job-card-status {
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

.channel-card[data-status="live"] .status-pill {
  color: #84f7b3;
  background: var(--live-weak);
}

.channel-card[data-status="starting"] .status-pill,
.channel-card[data-status="prepared"] .status-pill,
.channel-card[data-status="running"] .status-pill {
  color: #ffd47e;
  background: var(--warning-weak);
}

.channel-card[data-status="completed"] .status-pill {
  color: #7db9ff;
  background: var(--accent-weak);
}

.card-body,
.job-card-body {
  display: grid;
  gap: 6px;
}

.metric-row {
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  font-size: 12px;
}

.metric-row strong {
  max-width: 62%;
  color: var(--text-primary);
  text-align: right;
  word-break: break-word;
  font-size: 12px;
  font-weight: 500;
}

.signal-good {
  color: #84f7b3;
}

.signal-warn,
.signal-warming {
  color: #ffd47e;
}

.signal-down {
  color: #ff8b82;
}

.card-footer {
  margin-top: var(--space-3);
}

.watch-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 12px;
}

.watch-link.is-disabled {
  color: var(--idle);
  pointer-events: none;
}

.updated-at {
  color: var(--text-tertiary);
  font-size: 11px;
}

.no-signal-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  height: 100%;
}

.no-signal-plus {
  color: rgba(255, 255, 255, 0.72);
  font-size: 42px;
  line-height: 1;
  font-weight: 400;
  transition: transform 160ms ease, color 160ms ease;
}

.no-signal-label {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.no-signal-card:hover .no-signal-plus {
  color: var(--text-primary);
  transform: translateY(-2px);
}

.no-signal-card:hover .no-signal-label {
  opacity: 1;
  transform: translateY(0);
}

.empty-state {
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  text-align: center;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  background: var(--surface-2);
}

.setup-grid > .empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  min-height: 240px;
  width: 100%;
}

.settings-accounts > .empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  min-height: 220px;
  max-width: 420px;
}

.channel-modal {
  width: min(860px, calc(100vw - 24px));
  border: 0;
  padding: 0;
  border-radius: 20px;
  background: transparent;
}

.channel-modal::backdrop {
  background: rgba(0, 0, 0, 0.72);
}

.channel-modal-card {
  padding: var(--space-7);
  border-radius: 20px;
  background: var(--surface-1);
  box-shadow: var(--card-shadow-hover);
}

.settings-modal-card {
  min-height: 320px;
}

.settings-screen {
  display: grid;
  gap: var(--space-4);
}

.setup-workbench {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.7fr);
  gap: var(--space-4);
  align-items: start;
}

.setup-form-card {
  display: grid;
  gap: var(--space-5);
  padding: var(--space-5);
  border-radius: var(--radius-xl);
  background: var(--surface-1);
  box-shadow: var(--card-shadow);
}

.setup-quickbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.setup-preset-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.setup-preset-chip {
  border: 0;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-secondary);
  font: inherit;
  cursor: pointer;
  box-shadow: var(--ring-soft);
  transition: 160ms ease;
}

.setup-preset-chip:hover {
  color: var(--text-primary);
  box-shadow: var(--ring-strong);
}

.setup-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.check-field {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 42px;
  padding: 0 var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  box-shadow: var(--ring-soft);
  color: var(--text-primary);
}

.check-field input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--accent);
}

.setup-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.setup-checklist {
  display: grid;
  gap: var(--space-2);
}

.setup-check-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-3);
  align-items: start;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--surface-2);
  box-shadow: var(--ring-soft);
}

.setup-check-item.is-pass {
  background: rgba(34, 197, 94, 0.08);
}

.setup-check-item.is-warn {
  background: rgba(255, 191, 71, 0.08);
}

.setup-check-item.is-fail {
  background: rgba(255, 91, 79, 0.08);
}

.setup-check-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  font-size: 11px;
  font-weight: 700;
}

.setup-check-copy {
  display: grid;
  gap: 4px;
}

.setup-check-copy strong {
  font-size: 13px;
  line-height: 1.2;
}

.setup-check-copy span {
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.45;
}

.setup-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.setup-card {
  display: grid;
  gap: var(--space-4);
  width: 100%;
  padding: var(--space-5);
  border: 0;
  border-radius: var(--radius-xl);
  background: var(--surface-1);
  box-shadow: var(--card-shadow);
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
}

.setup-card.is-selected {
  background: #0d1117;
  box-shadow:
    0 0 0 1px rgba(0, 114, 245, 0.45),
    rgba(0, 0, 0, 0.24) 0 2px 2px 0;
}

.setup-card-header {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  align-items: flex-start;
}

.setup-card-title {
  margin: 0;
  font-size: 16px;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.setup-card-label {
  margin: 0 0 var(--space-1);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.setup-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
}

.setup-card-select {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
}

.channel-modal-header {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  align-items: flex-start;
  margin-bottom: var(--space-4);
}

.modal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.field-wide {
  grid-column: 1 / -1;
}

.modal-status {
  min-height: 20px;
  margin: 0 0 14px;
  color: var(--text-secondary);
  font-size: 13px;
}

.modal-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
}

.jobs-list {
  display: grid;
  gap: var(--space-3);
  max-height: 260px;
  overflow: auto;
}

.settings-accounts {
  display: grid;
  gap: var(--space-3);
  max-height: 60vh;
  overflow: auto;
}

.settings-account-card {
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--surface-2);
  box-shadow: var(--ring-soft);
}

.settings-account-header {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  align-items: flex-start;
  margin-bottom: var(--space-4);
}

.settings-account-name {
  margin: 0 0 4px;
  font-size: 16px;
  line-height: 1.2;
}

.settings-account-email,
.settings-account-note,
.settings-account-count,
.settings-channel-meta {
  color: var(--text-secondary);
  font-size: 12px;
}

.settings-account-count {
  white-space: nowrap;
}

.settings-account-note {
  margin: 0;
}

.settings-channel-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-2);
}

.settings-channel-button {
  display: grid;
  gap: 6px;
  width: 100%;
  padding: var(--space-4);
  border: 0;
  border-radius: var(--radius-lg);
  background: var(--surface-3);
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
  transition: 160ms ease;
  box-shadow: var(--ring-soft);
}

.settings-channel-button:hover {
  transform: translateY(-1px);
  box-shadow: var(--ring-strong);
}

.settings-channel-title {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.job-card {
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--surface-2);
  box-shadow: var(--ring-soft);
}

.job-card-header,
.job-actions {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
}

.job-card-header {
  margin-bottom: 10px;
}

.job-card-status {
  color: #7db9ff;
  background: var(--accent-weak);
}

.job-actions {
  margin-top: var(--space-3);
}

@media (max-width: 1100px) {
  .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .setup-workbench {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .topbar,
  .toolbar,
  .channel-modal-header,
  .screen-header {
    flex-direction: column;
    align-items: stretch;
  }

  .summary-grid,
  .modal-grid,
  .channel-grid,
  .setup-grid,
  .setup-form-grid {
    grid-template-columns: 1fr;
  }

  .view-tabs {
    width: 100%;
    justify-content: stretch;
  }

  .view-tab {
    flex: 1;
  }
}