:root {
  --bg: #14161a;
  --bg-alt: #1b1e24;
  --card-bg: #1f232a;
  --card-bg-hover: #262b33;
  --card-done-bg: #182119;
  --border: #2b2f38;
  --text: #e7e9ec;
  --text-dim: #9aa1ad;
  --text-faint: #6b7280;
  --accent: #ffb400;
  --accent-dark: #b87e00;
  --accent-contrast: #1a1400;
  --danger: #e05353;
  --green: #3ecf6b;
  --radius: 8px;
  --header-h: auto;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100%;
}

h1, h2, h3, p { margin: 0; }

button, input, select {
  font-family: inherit;
}

/* ---------- Header ---------- */

.site-header {
  background: linear-gradient(180deg, #202329 0%, #16181c 100%);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 30;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 6px;
  background: var(--accent);
  color: var(--accent-contrast);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.5px;
}

.brand-text h1 {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.3px;
}

.brand-text p {
  font-size: 12.5px;
  color: var(--text-dim);
  margin-top: 2px;
}

.header-actions {
  display: flex;
  gap: 8px;
}

.btn {
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.btn:hover {
  background: var(--card-bg-hover);
  border-color: #3a4048;
}

.btn-ghost {
  background: transparent;
}

.btn-danger {
  color: var(--danger);
}

.btn-danger:hover {
  background: rgba(224, 83, 83, 0.1);
  border-color: var(--danger);
}

/* ---------- Progress bar ---------- */

.progress-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 16px;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 6px;
  font-weight: 600;
}

.progress-bar {
  height: 10px;
  border-radius: 999px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-dark), var(--accent));
  border-radius: 999px;
  transition: width 0.25s ease;
}

/* ---------- Toolbar ---------- */

.toolbar {
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.toolbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.search-input {
  flex: 1 1 220px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 12px;
  border-radius: var(--radius);
  font-size: 13.5px;
  outline: none;
}

.search-input:focus {
  border-color: var(--accent);
}

.select-input {
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 10px;
  border-radius: var(--radius);
  font-size: 13.5px;
  outline: none;
  cursor: pointer;
}

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

.chip {
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text-dim);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.chip:hover {
  color: var(--text);
  border-color: #3a4048;
}

.chip.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-contrast);
}

/* ---------- Category jump nav ---------- */

.category-nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.category-nav a {
  font-size: 12.5px;
  color: var(--text-dim);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--bg-alt);
}

.category-nav a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.category-nav .nav-count {
  color: var(--text-faint);
  margin-left: 4px;
}

/* ---------- Main content ---------- */

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 8px 20px 60px;
}

.empty-state {
  text-align: center;
  color: var(--text-dim);
  padding: 60px 20px;
  font-size: 14px;
}

.category-section {
  margin-top: 30px;
  scroll-margin-top: 120px;
}

.category-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 8px;
  margin-bottom: 14px;
}

.category-header h2 {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.3px;
}

.category-header .category-count {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 600;
}

.item-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 10px;
}

.item-card {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
}

.item-card:hover {
  background: var(--card-bg-hover);
  border-color: #3a4048;
}

.item-card.done {
  background: var(--card-done-bg);
  border-color: #274a30;
}

.item-checkbox {
  margin-top: 2px;
  width: 19px;
  height: 19px;
  flex-shrink: 0;
  accent-color: var(--green);
  cursor: pointer;
}

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

.item-name {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.item-card.done .item-name {
  color: var(--text-dim);
  text-decoration: line-through;
  text-decoration-color: var(--text-faint);
}

.item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 6px;
}

.badge {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 2px 7px;
  border-radius: 4px;
  background: var(--bg-alt);
  color: var(--text-dim);
  border: 1px solid var(--border);
}

.badge-location { color: #7fb2ff; border-color: #2a3f5c; }
.badge-content { color: var(--accent); border-color: #4a3a10; }
.badge-modi { color: #d68fff; border-color: #422a52; }

.item-hint {
  font-size: 12.5px;
  color: var(--text-dim);
  line-height: 1.4;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 20px;
  text-align: center;
}

.site-footer p {
  font-size: 12px;
  color: var(--text-faint);
}

/* ---------- Responsive ---------- */

@media (max-width: 640px) {
  .header-inner { flex-direction: column; align-items: flex-start; }
  .header-actions { width: 100%; }
  .btn { flex: 1; }
  .item-grid { grid-template-columns: 1fr; }
  .toolbar-inner { flex-direction: column; align-items: stretch; }
  .filter-group { justify-content: stretch; }
  .chip { flex: 1; text-align: center; }
}