/* =========================================
   NoteNest — base styles
   Colors and spacing are kept as CSS variables
   so they're easy to find and change.
   ========================================= */

:root {
  /* paper + ink palette */
  --paper: #f3efe3;
  --paper-raised: #fbf9f3;
  --ink: #2b2a28;
  --ink-soft: #6b6558;
  --accent: #3d6b5c;
  --accent-dark: #2b4c41;
  --border: #ded5bd;

  /* one color per note category */
  --cat-personal: #8b5fbf;
  --cat-work: #3d6b5c;
  --cat-idea: #c97b3d;
  --cat-study: #3a6ea5;
  --cat-todo: #b14a3c;

  --radius: 6px;
  --shadow: 0 2px 6px rgba(43, 42, 40, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

.wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2 {
  font-family: Georgia, "Times New Roman", serif;
  margin: 0;
}

/* ---------- header ---------- */

.site-header {
  border-bottom: 3px solid var(--ink);
  padding: 28px 0 20px;
}

.logo {
  font-size: 2rem;
  letter-spacing: 0.5px;
}

.tagline {
  margin: 4px 0 0;
  color: var(--ink-soft);
  font-style: italic;
}

/* ---------- new note panel ---------- */

.new-note-panel {
  background: var(--paper-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 28px 0;
  box-shadow: var(--shadow);
}

.new-note-panel h2 {
  font-size: 1.15rem;
  margin-bottom: 14px;
}

.field {
  margin-bottom: 14px;
}

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: bold;
  margin-bottom: 4px;
  color: var(--ink-soft);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 8px 10px;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: #fff;
  color: var(--ink);
}

.field textarea {
  resize: vertical;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 20px;
  font-size: 1rem;
  border-radius: 4px;
  cursor: pointer;
}

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

/* ---------- search + filter controls ---------- */

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 20px;
}

#search-input {
  flex: 1 1 220px;
  padding: 8px 12px;
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
}

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--ink);
}

.filter-btn.active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

/* ---------- notes grid ---------- */

.notes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
}

.note-card {
  background: var(--paper-raised);
  border: 1px solid var(--border);
  border-left: 5px solid var(--accent); /* color set per-category in JS */
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.note-card h3 {
  margin: 0;
  font-size: 1.05rem;
  font-family: Georgia, serif;
}

.note-card .note-content {
  font-size: 0.92rem;
  color: var(--ink);
  white-space: pre-wrap;
  flex-grow: 1;
}

.note-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--ink-soft);
}

.category-tag {
  text-transform: capitalize;
  font-weight: bold;
}

.delete-btn {
  background: none;
  border: none;
  color: var(--ink-soft);
  cursor: pointer;
  font-size: 0.8rem;
  text-decoration: underline;
  padding: 0;
}

.delete-btn:hover {
  color: var(--cat-todo);
}

.empty-state {
  text-align: center;
  color: var(--ink-soft);
  padding: 40px 0;
}

/* ---------- footer ---------- */

.site-footer {
  text-align: center;
  padding: 24px 0 40px;
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.site-footer a {
  color: var(--accent);
}

/* ---------- small screens ---------- */

@media (max-width: 480px) {
  .controls {
    flex-direction: column;
    align-items: stretch;
  }
}