:root {
  color-scheme: light;
  --qd-bg: #f7f8f4;
  --qd-surface: #ffffff;
  --qd-surface-soft: #eef3e8;
  --qd-border: #dce5d5;
  --qd-border-strong: #bfceb4;
  --qd-text: #172113;
  --qd-muted: #65715f;
  --qd-faint: #899383;
  --qd-accent: #2f6f4e;
  --qd-accent-strong: #24543d;
  --qd-accent-soft: #dceadd;
  --qd-danger: #a23b3b;
  --qd-shadow: 0 18px 50px rgba(31, 53, 32, .08);
  --qd-radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --qd-bg: #121811;
    --qd-surface: #182117;
    --qd-surface-soft: #202d1d;
    --qd-border: #32412d;
    --qd-border-strong: #4d6245;
    --qd-text: #eef4ea;
    --qd-muted: #b3bfae;
    --qd-faint: #889485;
    --qd-accent: #8ecf9f;
    --qd-accent-strong: #b4e2bf;
    --qd-accent-soft: #253725;
    --qd-danger: #f0a4a4;
    --qd-shadow: 0 18px 60px rgba(0, 0, 0, .28);
  }
}

* {
  box-sizing: border-box;
}

html {
  background: var(--qd-bg);
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 12% 0%, rgba(47, 111, 78, .08), transparent 34rem),
    linear-gradient(180deg, rgba(255, 255, 255, .62), transparent 15rem),
    var(--qd-bg);
  color: var(--qd-text);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: linear-gradient(rgba(47, 111, 78, .045) 1px, transparent 1px);
  background-size: 100% 2.35rem;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .55), transparent 34rem);
}

a {
  color: inherit;
}

.container-narrow,
.container-wide {
  width: min(100% - 1.5rem, var(--container-max, 1120px));
  margin-inline: auto;
}

.container-narrow {
  --container-max: 860px;
}

.container-wide {
  --container-max: 1180px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid color-mix(in srgb, var(--qd-border) 78%, transparent);
  background: color-mix(in srgb, var(--qd-bg) 88%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.site-nav {
  min-height: 68px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-weight: 780;
  letter-spacing: -.02em;
}

.brand-glyph {
  display: grid;
  width: 2.05rem;
  height: 2.05rem;
  place-items: center;
  border: 1px solid var(--qd-border-strong);
  border-radius: 999px;
  background: var(--qd-accent);
  color: #fff;
  font-size: .95rem;
  font-weight: 760;
}

.nav-link {
  display: inline-flex;
  min-height: 2.35rem;
  align-items: center;
  border-radius: 999px;
  padding: 0 .9rem;
  color: var(--qd-muted);
  font-size: .92rem;
  font-weight: 650;
  text-decoration: none;
  transition: background .16s ease, color .16s ease, transform .16s ease;
}

.nav-link:hover,
.nav-link.is-active {
  background: var(--qd-surface-soft);
  color: var(--qd-text);
}

.nav-link:active,
.qd-btn:active,
.template-card:active,
.list-card:active {
  transform: translateY(1px);
}

.qd-btn {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  gap: .45rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0 1.05rem;
  font-weight: 720;
  text-decoration: none;
  transition: background .16s ease, border-color .16s ease, color .16s ease, transform .16s ease, box-shadow .16s ease;
}

.qd-btn-primary {
  background: var(--qd-accent);
  color: #fff;
  box-shadow: 0 12px 28px rgba(47, 111, 78, .18);
}

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

.qd-btn-secondary {
  border-color: var(--qd-border);
  background: var(--qd-surface);
  color: var(--qd-text);
}

.qd-btn-secondary:hover {
  border-color: var(--qd-border-strong);
  background: var(--qd-surface-soft);
}

.qd-btn-danger {
  border-color: color-mix(in srgb, var(--qd-danger) 35%, var(--qd-border));
  background: transparent;
  color: var(--qd-danger);
}

.page-shell {
  padding-block: clamp(1.35rem, 4vw, 3rem);
}

.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, .9fr);
  gap: clamp(1rem, 4vw, 2.75rem);
  align-items: end;
  margin-bottom: 1.15rem;
  padding: clamp(1.25rem, 4vw, 2rem);
  border: 1px solid var(--qd-border);
  border-radius: var(--qd-radius);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--qd-surface) 92%, transparent), color-mix(in srgb, var(--qd-accent-soft) 78%, var(--qd-surface))),
    var(--qd-surface);
  box-shadow: var(--qd-shadow);
}

.hero-kicker,
.section-kicker {
  margin: 0 0 .55rem;
  color: var(--qd-accent);
  font-size: .82rem;
  font-weight: 760;
}

.hero-title,
.page-title {
  margin: 0;
  max-width: 12ch;
  color: var(--qd-text);
  font-size: clamp(2.15rem, 7vw, 4.7rem);
  font-weight: 820;
  letter-spacing: -.055em;
  line-height: .95;
}

.page-title {
  max-width: none;
  font-size: clamp(2rem, 5vw, 3.7rem);
}

.hero-copy,
.page-copy {
  max-width: 42rem;
  margin: 1rem 0 0;
  color: var(--qd-muted);
  font-size: 1.04rem;
  line-height: 1.72;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .65rem;
}

.stat-pill {
  min-height: 5.2rem;
  border: 1px solid var(--qd-border);
  border-radius: var(--qd-radius);
  padding: .85rem;
  background: color-mix(in srgb, var(--qd-surface) 76%, transparent);
}

.stat-value {
  display: block;
  color: var(--qd-text);
  font-size: 1.65rem;
  font-weight: 780;
  letter-spacing: -.03em;
}

.stat-label {
  display: block;
  margin-top: .15rem;
  color: var(--qd-muted);
  font-size: .82rem;
}

.soft-panel,
.form-panel {
  border: 1px solid var(--qd-border);
  border-radius: var(--qd-radius);
  background: color-mix(in srgb, var(--qd-surface) 96%, transparent);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .55) inset;
}

.form-panel {
  padding: clamp(1rem, 3vw, 1.35rem);
}

.filter-bar {
  margin-bottom: 1rem;
  padding: .75rem;
}

.input,
.select,
.textarea {
  min-height: 2.85rem;
  border-color: var(--qd-border) !important;
  border-radius: 12px !important;
  background: var(--qd-surface) !important;
  color: var(--qd-text) !important;
}

.textarea {
  line-height: 1.55;
}

.input::placeholder,
.textarea::placeholder {
  color: var(--qd-faint);
}

.input:focus,
.select:focus,
.textarea:focus {
  outline: 2px solid color-mix(in srgb, var(--qd-accent) 35%, transparent) !important;
  outline-offset: 2px;
  border-color: var(--qd-accent) !important;
}

.label-text {
  color: var(--qd-text) !important;
  font-weight: 650;
}

.template-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.template-card,
.list-card {
  position: relative;
  display: block;
  min-height: 12rem;
  overflow: hidden;
  border: 1px solid var(--qd-border);
  border-radius: var(--qd-radius);
  background: var(--qd-surface);
  color: var(--qd-text);
  text-decoration: none;
  transition: border-color .16s ease, box-shadow .16s ease, transform .16s ease;
}

.template-card:hover,
.list-card:hover {
  border-color: var(--qd-border-strong);
  box-shadow: var(--qd-shadow);
}

.template-card {
  padding: 1.05rem;
}

.template-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: .32rem;
  background: var(--qd-accent);
}

.card-title {
  margin: 0;
  color: var(--qd-text);
  font-size: 1.12rem;
  font-weight: 760;
  line-height: 1.28;
}

.card-copy {
  margin: .6rem 0 0;
  color: var(--qd-muted);
  font-size: .92rem;
  line-height: 1.62;
}

.meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem .65rem;
  align-items: center;
  color: var(--qd-muted);
  font-size: .84rem;
}

.badge,
.qd-badge {
  min-height: 1.65rem;
  border: 1px solid var(--qd-border);
  border-radius: 999px;
  background: var(--qd-surface-soft);
  color: var(--qd-accent-strong);
  font-size: .78rem;
  font-weight: 690;
}

.list-layout {
  display: grid;
  grid-template-columns: minmax(17rem, 24rem) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.list-card {
  min-height: auto;
  padding: 1rem;
}

.list-card-main {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.list-title-bar {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--qd-border);
}

.quick-add {
  position: sticky;
  top: 84px;
  z-index: 5;
}

.list-group {
  overflow: hidden;
  border: 1px solid var(--qd-border);
  border-radius: var(--qd-radius);
  background: var(--qd-surface);
}

.group-header {
  display: flex;
  min-height: 3rem;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--qd-border);
  background: var(--qd-surface-soft);
  padding: 0 1rem;
  font-weight: 760;
}

.tap-row {
  min-height: 3.75rem;
  transition: background .16s ease;
}

.tap-row:hover {
  background: color-mix(in srgb, var(--qd-surface-soft) 58%, transparent);
}

.checkbox {
  border-color: var(--qd-border-strong) !important;
}

.checkbox:checked {
  border-color: var(--qd-accent) !important;
  background-color: var(--qd-accent) !important;
}

.item-content {
  min-height: 2.35rem;
  align-content: center;
  border-radius: 10px;
  padding: .25rem .35rem;
  color: var(--qd-text);
  line-height: 1.45;
}

.item-content[contenteditable="true"] {
  outline: 0;
}

.item-content[contenteditable="true"]:focus {
  background: var(--qd-accent-soft);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--qd-accent) 28%, transparent);
}

.checked-item {
  color: var(--qd-faint);
  text-decoration: line-through;
  text-decoration-thickness: 1px;
}

.icon-button {
  display: inline-grid;
  width: 2.1rem;
  height: 2.1rem;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--qd-muted);
  font-size: .82rem;
  font-weight: 760;
  transition: background .16s ease, color .16s ease, border-color .16s ease;
}

.icon-button:hover {
  border-color: var(--qd-border);
  background: var(--qd-surface-soft);
  color: var(--qd-text);
}

.login-shell {
  display: grid;
  min-height: calc(100dvh - 68px);
  grid-template-columns: minmax(0, .92fr) minmax(20rem, .68fr);
  gap: 1rem;
  align-items: center;
}

.login-note {
  border-left: 3px solid var(--qd-accent);
  padding-left: 1rem;
  color: var(--qd-muted);
  line-height: 1.7;
}

.empty-state {
  border: 1px dashed var(--qd-border-strong);
  border-radius: var(--qd-radius);
  padding: 2rem;
  text-align: center;
  color: var(--qd-muted);
}

.alert {
  border-radius: 12px;
  border: 1px solid var(--qd-border);
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.mobile-only {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (max-width: 900px) {
  .hero-panel,
  .list-layout,
  .login-shell {
    grid-template-columns: 1fr;
  }

  .quick-add {
    position: static;
  }

  .template-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .container-narrow,
  .container-wide {
    width: min(100% - 1rem, var(--container-max, 1120px));
  }

  .site-nav {
    min-height: 60px;
  }

  .brand-glyph {
    width: 1.85rem;
    height: 1.85rem;
  }

  .nav-link {
    padding-inline: .7rem;
  }

  .hero-panel {
    padding: 1rem;
  }

  .hero-title,
  .page-title {
    font-size: clamp(2rem, 12vw, 3.1rem);
    letter-spacing: -.045em;
  }

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

  .mobile-stack {
    align-items: stretch;
    flex-direction: column;
  }

  .mobile-only {
    display: inline;
  }

  .hide-mobile {
    display: none;
  }

  .tap-row {
    min-height: 4rem;
  }

  .list-card-main {
    flex-direction: column;
  }
}