:root {
  color-scheme: light dark;
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #20242a;
  --muted: #69717c;
  --border: #d8dde5;
  --accent: #3659a2;
  --accent-hover: #294987;
  --danger: #9a3f3f;
  --danger-bg: #f8ecec;
  --shadow: 0 10px 30px rgba(0,0,0,.07);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17191d;
    --card: #22252b;
    --text: #f1f3f5;
    --muted: #aeb5bf;
    --border: #3a3f48;
    --accent: #89a7ff;
    --accent-hover: #a8bfff;
    --danger: #f1aaaa;
    --danger-bg: #382828;
    --shadow: 0 10px 30px rgba(0,0,0,.25);
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}
button, input, textarea { font: inherit; }
button { cursor: pointer; }
.shell { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 32px 0 56px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.login-card { width: min(470px, 100%); margin: 10vh auto 0; padding: 30px; }
.brand { font-weight: 800; letter-spacing: .02em; font-size: 1.2rem; }
h1 { margin: 12px 0 6px; font-size: clamp(1.7rem, 3vw, 2.4rem); line-height: 1.1; }
h2 { margin: 0; font-size: 1.1rem; }
.muted { color: var(--muted); }
.small { font-size: .9rem; }
label { display: block; margin: 18px 0 7px; font-weight: 650; }
input, textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  border-radius: 9px;
  padding: 11px 12px;
}
textarea { resize: vertical; min-height: 320px; line-height: 1.5; }
input:focus, textarea:focus, button:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 35%, transparent);
  outline-offset: 2px;
}
.password-row { display: grid; grid-template-columns: 1fr auto; gap: 8px; }
.primary, .secondary, .danger-subtle {
  border-radius: 9px;
  padding: 10px 14px;
  border: 1px solid transparent;
  font-weight: 700;
}
.primary { background: var(--accent); color: #fff; }
@media (prefers-color-scheme: dark) { .primary { color: #101318; } }
.primary:hover { background: var(--accent-hover); }
.secondary { background: transparent; border-color: var(--border); color: var(--text); }
.compact { padding-inline: 12px; }
.full { width: 100%; margin-top: 18px; }
.danger-subtle { background: var(--danger-bg); color: var(--danger); border-color: color-mix(in srgb, var(--danger) 25%, var(--border)); }
.error { color: var(--danger); margin: 10px 0 0; }
.topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.toolbar { display: flex; gap: 12px; align-items: center; padding: 12px; margin-bottom: 18px; }
.search-wrap { margin: 0; flex: 1; }
.workspace { display: grid; grid-template-columns: minmax(250px, 330px) 1fr; gap: 18px; }
.note-list-panel, .editor-panel { min-height: 540px; }
.note-list-panel { padding: 12px; }
.editor-panel { padding: 22px; }
.panel-heading { display: flex; align-items: center; justify-content: space-between; padding: 6px 4px 12px; }
.count { color: var(--muted); font-size: .9rem; }
.note-list { display: grid; gap: 7px; }
.note-item {
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--text);
  border: 1px solid transparent;
  border-radius: 9px;
  padding: 11px;
  overflow: hidden;
}
.note-item:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }
.note-item.active { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 11%, transparent); }
.note-title {
  font-weight: 750;
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.note-preview { display: block; color: var(--muted); font-size: .86rem; margin-top: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.empty { color: var(--muted); text-align: center; padding: 26px 10px; }
.empty.big { padding-top: 160px; }
.form-actions { display: flex; align-items: center; gap: 10px; margin-top: 14px; }
#saveStatus { margin-left: auto; }
.skip-link {
  position: absolute;
  left: 8px;
  top: -60px;
  z-index: 10;
  background: var(--card);
  color: var(--text);
  padding: 10px;
  border-radius: 8px;
}
.skip-link:focus { top: 8px; }
.sr-only {
  position: absolute !important;
  width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
@media (max-width: 760px) {
  .shell { width: min(100% - 20px, 1180px); padding-top: 14px; }
  .workspace { grid-template-columns: 1fr; }
  .note-list-panel { min-height: auto; max-height: 310px; overflow: auto; }
  .editor-panel { min-height: 460px; }
  .empty.big { padding-top: 80px; }
  .toolbar { align-items: stretch; }
}