:root {
  --bg: #0c1210;
  --bg-elevated: #141c19;
  --bg-panel: #101816;
  --bg-card: #16201c;
  --border: #24332c;
  --border-strong: #345044;
  --text: #e7f0eb;
  --text-muted: #8aa396;
  --accent: #3ecf8e;
  --accent-dim: rgba(62, 207, 142, 0.14);
  --accent-hover: #2fb876;
  --warn: #e6b84d;
  --danger: #ef6b6b;
  --template: #6ea8ff;
  --radius: 12px;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
  --font: "DM Sans", system-ui, sans-serif;
  --display: "Fraunces", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(62, 207, 142, 0.08), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(110, 168, 255, 0.06), transparent 50%),
    var(--bg);
  color: var(--text);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  border-radius: 8px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.btn-sm {
  padding: 0.3rem 0.55rem;
  font-size: 0.875rem;
}

.btn-primary {
  background: var(--accent);
  color: #062116;
}

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

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--border-strong);
  background: var(--bg-elevated);
}

.btn-danger-ghost {
  background: transparent;
  border: 1px solid transparent;
  color: var(--danger);
}

.btn-danger-ghost:hover {
  background: rgba(239, 107, 107, 0.12);
}

/* Auth */
.auth-layout {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.auth-card {
  width: min(420px, 100%);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  gap: 0.9rem;
  align-items: center;
  margin-bottom: 1.5rem;
}

.brand h1 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.65rem;
  font-weight: 600;
}

.brand p {
  margin: 0.2rem 0 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--accent), #1a8f5c);
  color: #062116;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

.brand-mark.sm {
  width: 2rem;
  height: 2rem;
  border-radius: 8px;
  font-size: 0.7rem;
}

.auth-form {
  display: grid;
  gap: 0.9rem;
}

label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
}

input,
textarea,
select {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid rgba(62, 207, 142, 0.35);
  border-color: var(--accent);
}

textarea {
  resize: vertical;
  min-height: 2.5rem;
}

.form-error {
  margin: 0;
  color: var(--danger);
  font-size: 0.875rem;
}

.form-success {
  margin: 0;
  color: var(--accent);
  font-size: 0.875rem;
}

.auth-footer {
  margin: 1.25rem 0 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Top bar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: rgba(12, 18, 16, 0.85);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar-brand,
.brand-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: inherit;
  text-decoration: none;
}

.brand-link:hover {
  text-decoration: none;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Library layout */
.library {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: calc(100vh - 57px);
}

.sidebar {
  border-right: 1px solid var(--border);
  background: var(--bg-panel);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar-section h2 {
  margin: 0;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-weight: 600;
}

.sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}

.sidebar-head h2 {
  margin: 0;
}

.folder-list,
.category-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.folder-item {
  text-align: left;
  background: transparent;
  border: none;
  color: var(--text);
  font: inherit;
  padding: 0.5rem 0.65rem;
  border-radius: 8px;
  cursor: pointer;
}

.folder-item:hover {
  background: var(--bg-elevated);
}

.folder-item.active {
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 600;
}

.category-list {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.6rem;
}

.chip {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-size: 0.8rem;
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
  cursor: pointer;
}

.chip:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.chip.active {
  background: var(--accent-dim);
  border-color: transparent;
  color: var(--accent);
  font-weight: 600;
}

.library-main {
  padding: 1.5rem 1.75rem 2.5rem;
}

.library-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.library-header h1 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.85rem;
  font-weight: 600;
}

.library-header p {
  margin: 0.35rem 0 0;
}

.library-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.search-input {
  min-width: 200px;
}

.playbooks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.playbook-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.1rem 1.15rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
  min-height: 160px;
}

.playbook-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  text-decoration: none;
}

.playbook-card h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.3;
}

.playbook-card .desc {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.45;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}

.badge {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.45rem;
  border-radius: 999px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.badge.template {
  color: var(--template);
  border-color: rgba(110, 168, 255, 0.35);
  background: rgba(110, 168, 255, 0.1);
}

.badge.status-published {
  color: var(--accent);
  border-color: rgba(62, 207, 142, 0.35);
  background: var(--accent-dim);
}

.badge.status-draft {
  color: var(--warn);
  border-color: rgba(230, 184, 77, 0.35);
  background: rgba(230, 184, 77, 0.1);
}

.badge.status-archived {
  color: var(--text-muted);
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--mono);
}

.empty-state {
  color: var(--text-muted);
  text-align: center;
  padding: 2.5rem 1rem;
}

/* Modal */
.modal {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  color: var(--text);
  padding: 0;
  max-width: 440px;
  width: calc(100% - 2rem);
  box-shadow: var(--shadow);
}

.modal.modal-wide {
  max-width: 560px;
}

.modal::backdrop {
  background: rgba(0, 0, 0, 0.55);
}

.modal form {
  display: grid;
  gap: 0.85rem;
  padding: 1.35rem 1.4rem 1.2rem;
}

.modal h2 {
  margin: 0 0 0.25rem;
  font-family: var(--display);
  font-size: 1.35rem;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

/* Playbook editor */
.playbook-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.25rem 1.25rem 3rem;
}

.playbook-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.back-link {
  color: var(--text-muted);
  font-weight: 500;
}

.toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
}

.playbook-meta {
  display: grid;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: end;
}

.meta-row .grow {
  flex: 1 1 200px;
}

.checkbox-label {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
  padding-bottom: 0.55rem;
  color: var(--text);
}

.checkbox-label input {
  width: auto;
  accent-color: var(--accent);
}

.save-status {
  margin: 0;
  min-height: 1.2em;
  font-size: 0.85rem;
}

.steps-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
}

.steps-header h2 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.35rem;
}

.steps-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
  counter-reset: step;
}

.step-card {
  counter-increment: step;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  display: grid;
  gap: 0.55rem;
}

.step-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.step-card h3 {
  margin: 0;
  font-size: 1.05rem;
  display: flex;
  gap: 0.55rem;
  align-items: baseline;
}

.step-card h3::before {
  content: counter(step);
  display: inline-grid;
  place-items: center;
  min-width: 1.5rem;
  height: 1.5rem;
  border-radius: 999px;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 0.8rem;
  font-family: var(--mono);
  font-weight: 600;
}

.step-actions {
  display: flex;
  gap: 0.25rem;
  flex-shrink: 0;
}

.step-body {
  margin: 0;
  color: var(--text);
  white-space: pre-wrap;
  line-height: 1.45;
  font-size: 0.82rem;
  font-family: var(--mono);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 0.85rem;
  overflow-x: auto;
  max-height: 320px;
  overflow-y: auto;
}

.code-input {
  font-family: var(--mono);
  font-size: 0.85rem;
  line-height: 1.4;
  tab-size: 2;
}

.badge.tool {
  border-color: color-mix(in srgb, var(--tool-color, var(--border)) 45%, transparent);
  color: var(--tool-color, var(--text-muted));
  background: color-mix(in srgb, var(--tool-color, var(--border)) 14%, transparent);
}

.step-checklist {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text);
  font-size: 0.9rem;
}

.step-checklist li {
  margin: 0.2rem 0;
}

.step-duration {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--mono);
}

@media (max-width: 820px) {
  .library {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .folder-list {
    flex-direction: row;
    flex-wrap: wrap;
  }
}