:root {
  --bg: #1b1c1d;
  --panel-bg: #222324;
  --panel-bg-2: #2a2b2d;
  --border: #38393b;
  --text: #ededed;
  --text-muted: #97989a;
  --accent: #12b76a;
  --accent-hover: #0e9c5a;
  --accent-text: #16171a;
  --danger: #e5534b;
  --danger-hover: #c7453e;
  --chip-bg: #1f3b2c;
  --chip-text: #5fd897;
  --hover-bg: #2b2c2e;
  --active-bg: #203129;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

.hidden { display: none !important; }

.layout {
  display: grid;
  grid-template-columns: 240px 320px 1fr;
  height: 100vh;
}

/* ---------- Sidebar ---------- */
.sidebar {
  background: var(--panel-bg);
  border-right: 1px solid var(--border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  padding: 18px 16px 8px;
}

.wordmark {
  height: 40px;
  width: auto;
  display: block;
}

.sidebar-scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.sidebar-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--border);
}

.logout-link {
  font-size: 12px;
}

/* ---------- Login ---------- */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background: var(--bg);
}

.login-box {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px;
  width: 320px;
  text-align: center;
  box-shadow: 0 10px 40px rgba(0,0,0,.35);
}

.login-box h1 {
  margin: 0 0 18px;
  font-size: 20px;
  color: var(--text);
}

.login-box p {
  font-size: 13px;
  color: var(--text-muted);
  text-align: left;
}

.login-box pre {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 12px;
  text-align: left;
  overflow-x: auto;
  color: var(--text);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.login-form input {
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13.5px;
  background: var(--bg);
  color: var(--text);
}

.login-form .primary-btn {
  padding: 9px 12px;
}

.login-error {
  color: var(--danger) !important;
  font-size: 12.5px !important;
}

.login-success {
  color: var(--accent) !important;
  font-size: 12.5px !important;
}

.login-box code {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 12px;
  color: var(--text);
}

.quick-nav {
  display: flex;
  flex-direction: column;
  padding: 4px 8px;
  gap: 2px;
}

.nav-item {
  text-align: left;
  background: none;
  border: none;
  padding: 8px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13.5px;
  color: var(--text);
}

.nav-item:hover { background: var(--hover-bg); }
.nav-item.active { background: var(--active-bg); color: var(--accent); font-weight: 600; }

.sidebar-section {
  padding: 10px 8px;
  border-top: 1px solid var(--border);
}

.sidebar-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 8px 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--text-muted);
  font-weight: 600;
}

.icon-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 4px;
  width: 20px;
  height: 20px;
  line-height: 1;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 13px;
}
.icon-btn:hover { background: var(--hover-bg); color: var(--text); }

.tree { display: flex; flex-direction: column; gap: 1px; }

.tree-collection { margin-bottom: 2px; }

.tree-row {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 8px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13.5px;
}
.tree-row:hover { background: var(--hover-bg); }
.tree-row.active { background: var(--active-bg); color: var(--accent); font-weight: 600; }

.tree-row .count {
  margin-left: auto;
  color: var(--text-muted);
  font-size: 11.5px;
}

.tree-caret {
  width: 12px;
  display: inline-block;
  transition: transform .1s;
  color: var(--text-muted);
  font-size: 10px;
}
.tree-caret.open { transform: rotate(90deg); }

.tree-children {
  margin-left: 18px;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.tree-row-actions {
  display: none;
  gap: 2px;
}
.tree-row:hover .tree-row-actions { display: flex; }
.tree-row-actions button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 11px;
  padding: 1px 3px;
}
.tree-row-actions button:hover { color: var(--danger); }

.link-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 12px;
  cursor: pointer;
  padding: 6px 8px;
  text-align: left;
}
.link-btn:hover { text-decoration: underline; }

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 4px 8px;
}

.tag-chip {
  background: var(--chip-bg);
  color: var(--chip-text);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 12px;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}
.tag-chip:hover { border-color: var(--chip-text); }
.tag-chip.active { background: var(--accent); color: var(--accent-text); }

/* ---------- Note list ---------- */
.note-list-pane {
  background: var(--panel-bg);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.note-list-header {
  display: flex;
  gap: 8px;
  padding: 14px 12px 8px;
}

#search-input {
  flex: 1;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  background: var(--bg);
  color: var(--text);
}
#search-input::placeholder { color: var(--text-muted); }

.current-filter {
  padding: 0 14px 6px;
  font-size: 12px;
  color: var(--text-muted);
  min-height: 14px;
}

.note-list {
  overflow-y: auto;
  flex: 1;
}

.note-list-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.note-list-item:hover { background: var(--hover-bg); }
.note-list-item.active { background: var(--active-bg); }

.note-list-item .item-body {
  flex: 1;
  min-width: 0;
}

.note-list-item .thumb {
  width: 52px;
  height: 52px;
  border-radius: 6px;
  object-fit: cover;
  background: var(--panel-bg-2);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.note-list-item .title {
  font-weight: 600;
  font-size: 13.5px;
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text);
}

.note-list-item .snippet {
  font-size: 12px;
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.note-list-item .meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 4px;
}

.note-list-item .date {
  font-size: 11px;
  color: var(--text-muted);
}

.note-list-item .mini-tags {
  display: flex;
  gap: 4px;
}
.note-list-item .mini-tag {
  font-size: 10.5px;
  background: var(--chip-bg);
  color: var(--chip-text);
  border-radius: 999px;
  padding: 1px 7px;
}

.empty-hint {
  padding: 24px 16px;
  color: var(--text-muted);
  font-size: 13px;
  text-align: center;
}

/* ---------- Editor ---------- */
.editor-pane {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--bg);
}

.editor-empty {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.editor-content {
  flex: 1;
  min-height: 0;
  padding: 18px 0 0 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.note-breadcrumb {
  font-size: 12px;
  color: var(--text-muted);
  padding-right: 28px;
}

.editor-toolbar-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-right: 28px;
}

.note-title-input {
  flex: 1;
  font-size: 26px;
  font-weight: 700;
  border: none;
  background: transparent;
  outline: none;
  padding: 4px 0;
  color: var(--text);
}

.note-meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-right: 28px;
}

.meta-label {
  font-size: 12.5px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

#note-notebook-select {
  padding: 4px 6px;
  border-radius: 5px;
  border: 1px solid var(--border);
  font-size: 12.5px;
  background: var(--panel-bg);
  color: var(--text);
}

.save-status {
  font-size: 12px;
  color: var(--text-muted);
  margin-left: auto;
}

.tag-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding-right: 28px;
}

.note-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.note-tag-chip {
  background: var(--chip-bg);
  color: var(--chip-text);
  border-radius: 999px;
  padding: 3px 8px 3px 10px;
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 5px;
}
.note-tag-chip button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--chip-text);
  font-size: 13px;
  line-height: 1;
  padding: 0;
}

#tag-input {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 12px;
  min-width: 180px;
  background: var(--panel-bg);
  color: var(--text);
}
#tag-input::placeholder { color: var(--text-muted); }

#quill-editor {
  flex: 1;
  min-height: 0;
  background: var(--bg);
  border: none;
  position: relative;
}

#quill-editor.drag-over::after {
  content: "Datei hier ablegen";
  position: absolute;
  inset: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--accent);
  border-radius: 8px;
  background: rgba(18, 183, 106, .08);
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  pointer-events: none;
  z-index: 5;
}

.ql-toolbar.ql-snow {
  border: none;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  padding: 8px 28px 8px 0;
}
.ql-container.ql-snow {
  border: none;
  font-size: 15px;
  flex: 1;
  overflow-y: auto;
}
.ql-editor {
  padding: 20px 28px 60px 0;
  color: var(--text);
}
.ql-editor.ql-blank::before {
  color: var(--text-muted);
  font-style: normal;
  left: 0;
}
.ql-editor a { color: var(--accent); }

.note-attachment {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 8px 0;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel-bg);
  text-decoration: none;
  max-width: 420px;
  cursor: pointer;
}
.note-attachment:hover { border-color: var(--accent); }

.attachment-icon { font-size: 22px; line-height: 1; flex-shrink: 0; }

.attachment-meta {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.attachment-name {
  font-size: 13px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.attachment-size {
  font-size: 11px;
  color: var(--text-muted);
}

/* Quill dark theme overrides */
.ql-snow .ql-stroke { stroke: var(--text-muted); }
.ql-snow .ql-fill, .ql-snow .ql-stroke.ql-fill { fill: var(--text-muted); }
.ql-snow .ql-picker { color: var(--text-muted); }
.ql-snow .ql-picker-options {
  background: var(--panel-bg-2);
  border-color: var(--border);
}
.ql-snow .ql-picker.ql-expanded .ql-picker-label { border-color: var(--border); }
.ql-snow.ql-toolbar button:hover,
.ql-snow .ql-toolbar button:hover,
.ql-snow.ql-toolbar button.ql-active,
.ql-snow .ql-toolbar button.ql-active,
.ql-snow.ql-toolbar .ql-picker-label:hover,
.ql-snow .ql-picker-item:hover {
  color: var(--accent);
}
.ql-snow.ql-toolbar button:hover .ql-stroke,
.ql-snow .ql-toolbar button:hover .ql-stroke,
.ql-snow.ql-toolbar button.ql-active .ql-stroke,
.ql-snow .ql-toolbar button.ql-active .ql-stroke {
  stroke: var(--accent);
}
.ql-snow.ql-toolbar button:hover .ql-fill,
.ql-snow .ql-toolbar button:hover .ql-fill,
.ql-snow.ql-toolbar button.ql-active .ql-fill,
.ql-snow .ql-toolbar button.ql-active .ql-fill {
  fill: var(--accent);
}
.ql-snow .ql-tooltip {
  background: var(--panel-bg-2);
  border: 1px solid var(--border);
  color: var(--text);
  box-shadow: 0 6px 20px rgba(0,0,0,.4);
}
.ql-snow .ql-tooltip input[type=text] {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
}

/* ---------- Buttons ---------- */
.primary-btn {
  background: var(--accent);
  color: var(--accent-text);
  border: none;
  padding: 7px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
}
.primary-btn:hover { background: var(--accent-hover); }

.secondary-btn {
  background: none;
  border: 1px solid var(--border);
  padding: 7px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text);
}
.secondary-btn:hover { background: var(--hover-bg); }

.danger-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--danger);
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12.5px;
}
.danger-btn:hover { background: var(--danger); color: #fff; border-color: var(--danger); }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.modal {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 22px;
  width: 320px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 10px 40px rgba(0,0,0,.5);
}

.modal h2 { margin: 0; font-size: 16px; color: var(--text); }

.modal input[type="text"], .modal select {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13.5px;
  width: 100%;
  background: var(--bg);
  color: var(--text);
}

.modal-row label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12.5px;
  color: var(--text-muted);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 4px;
}

@media (max-width: 1000px) {
  .layout { grid-template-columns: 200px 260px 1fr; }
}