:root {
  color-scheme: light dark;
  --sf-bg: #f8fafc;
  --sf-bg-elevated: #ffffff;
  --sf-bg-soft: #f1f5f9;
  --sf-bg-tint: #eef6ff;
  --sf-text: #0f172a;
  --sf-muted: #64748b;
  --sf-subtle: #334155;
  --sf-border: #e2e8f0;
  --sf-border-strong: #cbd5e1;
  --sf-blue: #2563eb;
  --sf-blue-hover: #1d4ed8;
  --sf-green: #059669;
  --sf-yellow: #a16207;
  --sf-yellow-bg: #fef3c7;
  --sf-red: #dc2626;
  --sf-radius-sm: 10px;
  --sf-radius: 16px;
  --sf-radius-lg: 22px;
  --sf-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --sf-shadow-md: 0 20px 45px rgba(15, 23, 42, 0.08);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, "Helvetica Neue",
    sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --sf-bg: #1d2125;
    --sf-bg-elevated: #22272b;
    --sf-bg-soft: #2c333a;
    --sf-bg-tint: #09326c;
    --sf-text: #dee4ea;
    --sf-muted: #9fadbc;
    --sf-subtle: #c7d1db;
    --sf-border: #454f59;
    --sf-border-strong: #738496;
    --sf-yellow-bg: #533f04;
    --sf-shadow-sm: none;
    --sf-shadow-md: none;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 0, rgba(37, 99, 235, 0.12), transparent 28rem),
    radial-gradient(circle at 90% 20%, rgba(14, 165, 233, 0.1), transparent 26rem),
    var(--sf-bg);
  color: var(--sf-text);
  font-size: 14px;
  line-height: 1.45;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 6px;
}

h2 {
  font-size: 15px;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 0;
}

h3 {
  font-size: 14px;
  line-height: 1.25;
  margin-bottom: 8px;
}

button,
input,
textarea {
  font: inherit;
}

textarea,
input {
  width: 100%;
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius-sm);
  background: var(--sf-bg-elevated);
  color: var(--sf-text);
  padding: 11px 12px;
  transition:
    border-color 0.15s ease,
    box-shadow 0.15s ease,
    background 0.15s ease;
}

textarea::placeholder,
input::placeholder {
  color: var(--sf-muted);
}

textarea:focus,
input:focus {
  border-color: var(--sf-blue);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--sf-blue) 18%, transparent);
  outline: 0;
}

textarea {
  resize: vertical;
}

.connector-shell,
.trello-surface {
  padding: 12px;
}

.modal-body {
  min-height: 100vh;
  padding: 18px;
}

.surface-card,
.panel,
.permission-card,
.hero-card,
.workflow-card,
.mini-hero {
  background: var(--sf-bg-elevated);
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius);
  box-shadow: var(--sf-shadow-sm);
}

.surface-card {
  max-width: 560px;
  padding: 24px;
}

.section-shell,
.board-bar,
.assistant-layout {
  display: grid;
  gap: 12px;
}

.assistant-layout {
  align-content: start;
  gap: 14px;
  margin: 0 auto;
  max-width: 1120px;
  min-height: calc(100vh - 32px);
  width: 100%;
}

.hero-card {
  align-items: center;
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(0, 1fr) auto;
  overflow: hidden;
  padding: 22px 24px;
  position: relative;
}

.hero-card::before {
  background: linear-gradient(180deg, var(--sf-blue), #06b6d4);
  content: "";
  inset: 0 auto 0 0;
  position: absolute;
  width: 3px;
}

.minimal-hero {
  border-radius: var(--sf-radius-lg);
  box-shadow: var(--sf-shadow-md);
}

.hero-copy {
  padding-left: 4px;
}

.hero-subtitle,
.panel-help,
.permission-copy p {
  color: var(--sf-muted);
  margin-bottom: 0;
}

.mini-hero {
  padding: 12px;
}

.section-header,
.panel-title {
  align-items: flex-start;
  display: flex;
  gap: 12px;
  justify-content: space-between;
}

.section-header {
  align-items: center;
}

.permission-card,
.trust-pill {
  align-items: flex-start;
  display: grid;
  gap: 10px;
  grid-template-columns: auto minmax(0, 1fr);
  justify-self: end;
  max-width: 360px;
  padding: 12px;
}

.trust-pill {
  align-items: center;
  background: color-mix(in srgb, var(--sf-bg-elevated) 86%, var(--sf-bg-soft));
  border: 1px solid var(--sf-border);
  border-radius: 999px;
  box-shadow: var(--sf-shadow-sm);
  color: var(--sf-subtle);
  display: inline-flex;
  font-size: 12px;
  font-weight: 800;
  justify-self: end;
  letter-spacing: -0.01em;
  max-width: none;
  padding: 9px 12px;
  white-space: nowrap;
}

.trust-pill .permission-dot {
  margin-top: 0;
}

.permission-card span:not(.permission-dot) {
  color: var(--sf-muted);
  display: block;
  font-size: 12px;
  margin-top: 2px;
}

.permission-dot {
  background: var(--sf-green);
  border-radius: 999px;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--sf-green) 14%, transparent);
  display: inline-flex;
  height: 10px;
  margin-top: 5px;
  width: 10px;
}

.workflow-card {
  align-items: center;
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 8px;
}

.workflow-step {
  align-items: center;
  background: transparent;
  border-radius: var(--sf-radius-sm);
  color: var(--sf-muted);
  display: flex;
  font-size: 12px;
  font-weight: 700;
  gap: 8px;
  justify-content: center;
  min-height: 34px;
  padding: 6px 8px;
}

.workflow-step span {
  align-items: center;
  background: var(--sf-bg-soft);
  border-radius: 999px;
  display: inline-flex;
  height: 20px;
  justify-content: center;
  width: 20px;
}

.workflow-step.is-active {
  background: var(--sf-bg-tint);
  color: var(--sf-blue);
}

.panel {
  backdrop-filter: blur(12px);
  border-radius: var(--sf-radius-lg);
  padding: 16px;
}

.panel.compact {
  padding: 12px;
}

.feature-panel,
.spotlight-panel {
  border-color: color-mix(in srgb, var(--sf-blue) 24%, var(--sf-border));
}

.grid {
  display: grid;
  gap: 12px;
}

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

.modal-grid {
  align-items: stretch;
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

.capture-panel {
  grid-column: span 7;
}

.fallback-panel {
  grid-column: span 5;
}

.ask-panel {
  grid-column: span 6;
}

.decisions-panel,
.action-items-panel {
  grid-column: span 3;
}

.confirmation-panel {
  grid-column: span 12;
}

.toolbar,
.inline-form,
.ask-form {
  display: flex;
  gap: 8px;
}

.primary-actions {
  align-items: center;
  background: color-mix(in srgb, var(--sf-bg-elevated) 84%, var(--sf-bg-soft));
  border: 1px solid var(--sf-border);
  border-radius: 999px;
  box-shadow: var(--sf-shadow-sm);
  justify-content: flex-start;
  padding: 6px;
  width: fit-content;
}

.primary-actions .button:first-child {
  min-width: 104px;
}

.ask-form {
  align-items: flex-start;
  margin-top: 8px;
}

.ask-form textarea {
  min-height: 88px;
}

.button {
  align-items: center;
  background: var(--sf-bg-soft);
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--sf-text);
  cursor: pointer;
  display: inline-flex;
  font-size: 13px;
  font-weight: 800;
  justify-content: center;
  min-height: 34px;
  padding: 8px 14px;
  text-decoration: none;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease,
    transform 0.15s ease;
  white-space: nowrap;
}

.button:hover {
  background: color-mix(in srgb, var(--sf-bg-soft) 72%, var(--sf-border));
}

.button:focus-visible {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--sf-blue) 22%, transparent);
  outline: 0;
}

.button.primary {
  background: var(--sf-blue);
  color: #ffffff;
}

.button.primary:hover {
  background: var(--sf-blue-hover);
}

.button.warning,
.button.danger-safe {
  background: #0f172a;
  color: #ffffff;
}

.button.warning:hover,
.button.danger-safe:hover {
  background: #1e293b;
  border-color: transparent;
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.52;
  transform: none;
}

.eyebrow {
  color: var(--sf-muted);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin-bottom: 5px;
  text-transform: uppercase;
}

.muted,
.empty,
.meta {
  color: var(--sf-muted);
}

.empty {
  margin-bottom: 0;
}

.ai-label,
.permission,
.status-badge {
  align-items: center;
  border-radius: 999px;
  display: inline-flex;
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  padding: 6px 8px;
  white-space: nowrap;
}

.ai-label {
  background: var(--sf-bg-tint);
  color: var(--sf-blue);
}

.permission {
  background: var(--sf-yellow-bg);
  color: #7f5f01;
}

.status-badge {
  background: var(--sf-bg-soft);
  color: var(--sf-muted);
  text-transform: capitalize;
}

.panel-title .status-badge {
  margin-top: -1px;
}

.status-badge[data-tone="success"],
.status-line[data-tone="success"] {
  color: var(--sf-green);
}

.status-badge[data-tone="warning"],
.status-line[data-tone="warning"] {
  color: var(--sf-yellow);
}

.status-line[data-tone="danger"] {
  color: var(--sf-red);
}

.status-line {
  background: color-mix(in srgb, var(--sf-bg-elevated) 72%, transparent);
  border-radius: var(--sf-radius-sm);
  font-size: 12px;
  margin: 0;
  min-height: 18px;
  padding: 0 2px;
}

.stack-list {
  display: grid;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.stack-list li {
  background: var(--sf-bg-soft);
  border: 1px solid transparent;
  border-radius: var(--sf-radius-sm);
  padding: 10px 12px;
}

.stack-list strong {
  display: block;
  margin-bottom: 4px;
}

.stack-list p {
  margin-bottom: 0;
}

.meta {
  display: block;
  font-size: 12px;
}

.scroll-panel {
  max-height: 260px;
  overflow: auto;
  padding-right: 2px;
}

.panel-help + .scroll-panel,
.panel-help + #confirmationPanel {
  margin-top: 10px;
}

.answer-panel {
  background: var(--sf-bg-soft);
  border: 1px solid transparent;
  border-radius: var(--sf-radius);
  margin-top: 10px;
  padding: 12px;
}

.answer-panel p {
  margin-bottom: 6px;
}

.quick-ask {
  display: grid;
  gap: 8px;
}

.quick-ask label {
  font-weight: 700;
}

.fallback-actions {
  align-items: center;
  margin-top: 10px;
}

.fallback-actions input[type="file"] {
  background: transparent;
  border: 0;
  padding-left: 0;
}

.trello-action-grid {
  align-items: start;
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(150px, 0.6fr) repeat(2, minmax(0, 1fr));
  margin-top: 12px;
}

@media (max-width: 980px) {
  .capture-panel,
  .fallback-panel,
  .ask-panel,
  .decisions-panel,
  .action-items-panel,
  .confirmation-panel {
    grid-column: span 12;
  }

  .trello-action-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .hero-card,
  .workflow-card,
  .grid.two,
  .modal-grid {
    grid-template-columns: 1fr;
  }

  .capture-panel,
  .fallback-panel,
  .ask-panel,
  .decisions-panel,
  .action-items-panel,
  .confirmation-panel {
    grid-column: 1 / -1;
  }

  .permission-card {
    justify-self: stretch;
    max-width: none;
  }

  .toolbar,
  .ask-form,
  .inline-form {
    align-items: stretch;
    flex-direction: column;
  }

  .primary-actions {
    border-radius: var(--sf-radius);
    width: 100%;
  }
}