:root {
  --bg-primary: #0b1017;
  --bg-secondary: #121923;
  --bg-tertiary: #1a2431;
  --bg-elevated: #202b39;
  --border: #2a394c;
  --text-primary: #eef4fb;
  --text-secondary: #98a8bb;
  --accent: #6aa8ff;
  --accent-strong: #8cbcff;
  --success: #3fbe7a;
  --warning: #d9a441;
  --error: #ef5f5f;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.35);
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--font-sans);
  background:
    radial-gradient(circle at top left, rgba(106, 168, 255, 0.18), transparent 24%),
    radial-gradient(circle at top right, rgba(118, 93, 255, 0.16), transparent 22%),
    var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
}

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

button {
  cursor: pointer;
}

.eyebrow {
  margin: 0 0 0.45rem;
  color: var(--accent);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
}

.dashboard {
  min-height: 100vh;
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-header {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
  margin-bottom: 1.5rem;
}

.hero-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(106, 168, 255, 0.25), rgba(118, 93, 255, 0.35));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.hero-icon i {
  font-size: 1.8rem;
  color: var(--text-primary);
}

.hero-copy h1,
.rules-box-header h3,
.empty-state h2 {
  margin: 0;
}

.hero-text {
  margin: 0.6rem 0 0;
  max-width: 760px;
  color: var(--text-secondary);
  font-size: 1rem;
}

.dashboard-panel {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(18, 25, 35, 0.88);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.home-tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1.25rem;
  padding: 0.35rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}

.home-tab {
  min-height: 40px;
  padding: 0.6rem 1rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 140ms ease, color 140ms ease, border-color 140ms ease;
}

.home-tab:hover,
.home-tab:focus-visible {
  color: #fff;
  border-color: rgba(106, 168, 255, 0.3);
  background: rgba(106, 168, 255, 0.12);
  outline: none;
}

.home-tab.active {
  color: #fff;
  border-color: rgba(106, 168, 255, 0.4);
  background: linear-gradient(180deg, rgba(106, 168, 255, 0.28), rgba(106, 168, 255, 0.18));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
}

.home-panel[hidden] {
  display: none !important;
}

.template-toolbar {
  justify-content: flex-end;
}

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

.template-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 0.9rem;
  margin-bottom: 1.4rem;
}

.template-card {
  padding: 1rem;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
  cursor: pointer;
  transition: transform 140ms ease, border-color 140ms ease, box-shadow 140ms ease;
}

.template-card:hover,
.template-card:focus-visible {
  border-color: rgba(106, 168, 255, 0.38);
  box-shadow: 0 14px 28px rgba(9, 19, 43, 0.34);
  transform: translateY(-2px);
  outline: none;
}

.template-card h3 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
}

.template-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.template-card-label,
.template-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  background: rgba(106, 168, 255, 0.12);
  border: 1px solid rgba(106, 168, 255, 0.18);
  color: var(--accent-strong);
  font-size: 0.77rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.template-pill.small {
  padding: 0.2rem 0.5rem;
  font-size: 0.7rem;
}

.doc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.doc-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem;
  margin-bottom: 0.85rem;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
  cursor: pointer;
}

.doc-list li:hover {
  transform: translateY(-1px);
  border-color: rgba(106, 168, 255, 0.45);
  background: rgba(255, 255, 255, 0.04);
}

.doc-list .meta {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  min-width: 0;
}

.doc-list .meta i {
  color: var(--accent);
  font-size: 1.25rem;
  margin-top: 0.1rem;
}

.title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.title {
  font-weight: 700;
}

.date,
.doc-excerpt {
  color: var(--text-secondary);
}

.date {
  display: inline-block;
  margin-top: 0.2rem;
  font-size: 0.84rem;
}

.doc-excerpt {
  margin: 0.45rem 0 0;
  font-size: 0.9rem;
  max-width: 72ch;
}

.actions {
  display: flex;
  align-items: center;
}

.icon-btn,
.editor-toolbar button,
.back-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  gap: 0.45rem;
  padding: 0 0.8rem;
  border-radius: 11px;
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  text-decoration: none;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.icon-btn:hover,
.editor-toolbar button:hover,
.back-link:hover {
  border-color: var(--accent);
  background: rgba(106, 168, 255, 0.18);
  color: #fff;
}

.editor-toolbar #btn-delete:hover,
.danger-btn {
  background: var(--error);
  border-color: var(--error);
  color: #fff;
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 42px;
  padding: 0.7rem 1rem;
  border-radius: 12px;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #7b9cff);
  color: #fff;
  font-weight: 700;
}

.btn-primary:hover {
  filter: brightness(1.07);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
}

.btn-compact {
  min-height: 38px;
  padding: 0.55rem 0.8rem;
}

.empty-state {
  padding: 3rem 1rem 2.5rem;
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: 18px;
  color: var(--text-secondary);
}

.empty-state i {
  font-size: 2rem;
  color: var(--accent);
}

.empty-state p {
  margin: 0.5rem auto 0;
  max-width: 520px;
}

.editor-layout {
  height: 100vh;
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  overflow: hidden;
}

.helper-panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: rgba(18, 25, 35, 0.96);
  border-right: 1px solid var(--border);
}

.helper-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1rem 0.8rem;
  border-bottom: 1px solid var(--border);
}

.helper-panel-header h2 {
  margin: 0;
  font-size: 1.15rem;
}

.helper-panel-body {
  padding: 1rem;
  overflow: auto;
}

.field-group {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 0.95rem;
}

.field-group span {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.field-group input,
.field-group select,
.field-group textarea,
.modal input[type="text"],
.modal select,
.modal textarea {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  padding: 0.8rem 0.9rem;
  outline: none;
}

.field-group input:focus,
.field-group select:focus,
.field-group textarea:focus,
.modal input[type="text"]:focus,
.modal select:focus,
.modal textarea:focus {
  border-color: var(--accent);
}

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

.field-actions {
  display: flex;
  gap: 0.7rem;
  margin: 1rem 0 1.2rem;
}

.field-actions > * {
  flex: 1;
}

.rules-box {
  padding: 1rem;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.rules-box-header p {
  margin: 0.35rem 0 0.9rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.rule-helper-list {
  display: grid;
  gap: 0.7rem;
}

.rule-helper {
  width: 100%;
  text-align: left;
  padding: 0.9rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.rule-helper:hover {
  border-color: var(--accent);
  background: rgba(106, 168, 255, 0.1);
}

.rule-helper strong,
.rule-helper span {
  display: block;
}

.rule-helper span {
  margin-top: 0.35rem;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.editor-pane {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.editor-toolbar {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--border);
  background: rgba(18, 25, 35, 0.85);
}

.doc-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 700;
}

.doc-title-editable {
  padding: 0.35rem 0.5rem;
  border-radius: 10px;
  cursor: pointer;
}

.doc-title-editable:hover {
  background: rgba(106, 168, 255, 0.12);
  color: var(--accent-strong);
}

.editor-meta-bar {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.editor-meta-copy {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.md-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding: 0.6rem 1rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.md-toolbar-group {
  display: inline-flex;
  gap: 0.15rem;
  padding-right: 0.45rem;
  margin-right: 0.2rem;
  border-right: 1px solid var(--border);
}

.md-toolbar-group:last-child {
  border-right: none;
}

.md-toolbar button {
  min-height: 34px;
  padding: 0.45rem 0.6rem;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--text-secondary);
}

.md-toolbar button:hover {
  background: rgba(106, 168, 255, 0.12);
  color: var(--accent-strong);
}

.md-toolbar span {
  font-size: 0.8rem;
  font-weight: 700;
}

.editor-area {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.editor-area.split {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) 10px minmax(260px, 1fr);
}

#editor,
.preview-panel {
  width: 100%;
  height: 100%;
  border: none;
  outline: none;
  resize: none;
  background: #0d141d;
  color: var(--text-primary);
  padding: 1rem 1.1rem;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.65;
  overflow: auto;
}

#editor {
  border-right: 1px solid rgba(255, 255, 255, 0.02);
}

.preview-resizer {
  display: none;
  position: relative;
  background: var(--bg-tertiary);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  cursor: col-resize;
}

.editor-area.split .preview-resizer {
  display: block;
}

.preview-resizer::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 4px;
  height: 54px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(106, 168, 255, 0.2), rgba(106, 168, 255, 0.9), rgba(106, 168, 255, 0.2));
}

.editor-area.dragging,
.editor-area.dragging * {
  user-select: none;
}

.preview-panel {
  border-left: 1px solid var(--border);
}

.preview-panel h1,
.preview-panel h2,
.preview-panel h3 {
  margin-top: 1.15em;
}

.preview-panel p,
.preview-panel li {
  color: #d9e6f3;
}

.preview-panel pre,
.preview-panel code,
.preview-panel blockquote {
  background: var(--bg-tertiary);
}

.preview-panel pre {
  padding: 1rem;
  overflow: auto;
  border-radius: 12px;
}

.preview-panel code {
  padding: 0.15rem 0.4rem;
  border-radius: 8px;
}

.preview-panel pre code {
  padding: 0;
  background: transparent;
}

.preview-panel blockquote {
  margin: 0;
  padding: 0.7rem 1rem;
  border-left: 4px solid var(--accent);
  color: var(--text-secondary);
  border-radius: 0 12px 12px 0;
}

.preview-panel a {
  color: var(--accent-strong);
}

.modal-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(5, 9, 14, 0.76);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s ease, visibility 0.18s ease;
  z-index: 1000;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  width: min(560px, calc(100vw - 2rem));
  max-height: min(86vh, 760px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: #121923;
  box-shadow: var(--shadow);
  transform: translateY(8px) scale(0.98);
  transition: transform 0.18s ease;
}

.modal-overlay.open .modal {
  transform: translateY(0) scale(1);
}

.modal-header,
.modal-footer {
  padding: 1rem 1.1rem;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  margin: 0;
}

.modal-header .close {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
}

.modal-header .close:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.modal-body {
  padding: 1rem 1.1rem;
  overflow: auto;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.65rem;
  border-top: 1px solid var(--border);
}

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

.modal-help {
  margin: 0;
  color: var(--text-secondary);
}

.toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.toast {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 250px;
  max-width: 360px;
  padding: 0.8rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(18, 25, 35, 0.98);
  box-shadow: var(--shadow);
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.toast.success {
  border-left: 4px solid var(--success);
}

.toast.error {
  border-left: 4px solid var(--error);
}

.toast.warning {
  border-left: 4px solid var(--warning);
}

.toast.info {
  border-left: 4px solid var(--accent);
}

@media (max-width: 1024px) {
  .editor-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(0, 1fr);
  }

  .helper-panel {
    border-right: none;
    border-bottom: 1px solid var(--border);
    max-height: 48vh;
  }
}

@media (max-width: 720px) {
  .dashboard {
    padding: 1rem;
  }

  .dashboard-panel {
    padding: 1rem;
  }

  .hero-header {
    grid-template-columns: 1fr;
  }

  .toolbar,
  .editor-toolbar,
  .editor-meta-bar,
  .field-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .editor-toolbar .doc-title {
    order: -1;
  }

  .editor-area.split {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(260px, 1fr) minmax(220px, 1fr);
  }

  .preview-resizer {
    display: none !important;
  }

  .preview-panel {
    border-left: none;
    border-top: 1px solid var(--border);
  }
}