:root {
  --bg:          #fdf6e3;
  --bg-soft:     #fcecd6;
  --card:        #fff8ec;
  --pink-soft:   #f7c2c8;
  --pink:        #ec9bab;
  --pink-deep:   #d4566e;
  --pink-press:  #b94560;
  --gold:        #e8b86a;
  --sage:        #95b58a;
  --text:        #3c3836;
  --text-muted:  #7c6f64;
  --border:      #e6d2bb;
  --pink-border: #f1c5cc;
  --shadow:       0 6px 18px rgba(212, 86, 110, 0.12);
  --shadow-hover: 0 10px 28px rgba(212, 86, 110, 0.18);
  --radius:    14px;
  --radius-sm: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: linear-gradient(160deg, var(--bg) 0%, var(--bg-soft) 100%);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

header {
  text-align: center;
  padding: 3rem 1rem 2rem;
}

h1 {
  font-family: Georgia, "Cormorant Garamond", serif;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 600;
  margin: 0;
  color: var(--pink-deep);
  letter-spacing: -0.02em;
}

h1::before,
h1::after {
  content: "♥";
  color: var(--pink);
  font-size: 0.65em;
  margin: 0 0.45em;
  vertical-align: middle;
}

.tagline {
  margin: 0.5rem 0 0;
  color: var(--text-muted);
  font-style: italic;
}

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.25rem 3rem;
}

#categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.cat-card {
  background: var(--card);
  border: 1px solid var(--pink-border);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
  transition: box-shadow 200ms, transform 200ms;
  display: flex;
  flex-direction: column;
}

.cat-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.cat-card-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.cat-name {
  flex: 1;
  font-family: Georgia, serif;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--pink-deep);
  background: transparent;
  border: none;
  border-bottom: 2px dashed transparent;
  padding: 0.25rem 0;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.cat-name:focus {
  outline: none;
  border-bottom-color: var(--pink);
}

.cat-del,
.item-del {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.15rem;
  line-height: 1;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.45;
  transition: all 150ms;
}

.cat-del:hover,
.item-del:hover {
  opacity: 1;
  color: var(--pink-press);
  background: var(--pink-soft);
}

.cat-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 0.5rem;
}

.cat-card li {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-bottom: 0.4rem;
}

.cat-card li input {
  flex: 1;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text);
  transition: all 150ms;
}

.cat-card li input:focus {
  outline: none;
  border-color: var(--pink);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(247, 194, 200, 0.4);
}

.add-item {
  margin-top: 0.3rem;
  background: transparent;
  color: var(--pink-deep);
  border: 1px dashed var(--pink-border);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.8rem;
  font-family: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  align-self: flex-start;
  transition: all 150ms;
}

.add-item:hover {
  background: var(--pink-soft);
  border-style: solid;
  color: var(--pink-press);
}

button.ghost {
  display: block;
  margin: 0 auto;
  background: transparent;
  color: var(--pink-deep);
  border: 2px dashed var(--pink);
  border-radius: var(--radius);
  padding: 0.55rem 1.2rem;
  font-family: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 150ms;
}

button.ghost:hover {
  background: var(--pink-soft);
  border-style: solid;
}

#flash-section {
  margin-top: 2.5rem;
  text-align: center;
  background: var(--card);
  border: 1px solid var(--pink-border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow);
}

.hint {
  color: var(--text-muted);
  margin: 0 0 1rem;
  font-size: 0.95rem;
}

button.primary {
  background: linear-gradient(135deg, var(--pink) 0%, var(--pink-deep) 100%);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 0.9rem 2.5rem;
  font-family: Georgia, serif;
  font-size: 1.25rem;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow);
  transition: all 200ms;
}

button.primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

button.primary:active:not(:disabled) {
  transform: translateY(0);
  background: var(--pink-press);
}

button.primary:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.heart {
  display: inline-block;
  animation: beat 1.2s ease-in-out infinite;
}

@keyframes beat {
  0%, 100% { transform: scale(1); }
  20%      { transform: scale(1.22); }
  40%      { transform: scale(1); }
}

#status {
  margin-top: 0.75rem;
  min-height: 1.5em;
  font-size: 0.95rem;
  color: var(--text-muted);
}

#status.ok  { color: var(--sage);       font-weight: 600; }
#status.err { color: var(--pink-press); font-weight: 600; }

#progress-wrap {
  margin: 1rem auto 0;
  max-width: 360px;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

#progress-pct {
  font-variant-numeric: tabular-nums;
  font-size: 0.85rem;
  color: var(--pink-deep);
  font-weight: 600;
  min-width: 3em;
  text-align: right;
}

progress {
  flex: 1;
  height: 0.5rem;
  border-radius: 999px;
  border: none;
  overflow: hidden;
  background: var(--pink-soft);
  appearance: none;
}

progress::-webkit-progress-bar   { background: var(--pink-soft); border-radius: 999px; }
progress::-webkit-progress-value { background: var(--pink-deep); border-radius: 999px; }
progress::-moz-progress-bar      { background: var(--pink-deep); border-radius: 999px; }

footer {
  text-align: center;
  padding: 1.5rem 1rem 2rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  max-width: 620px;
  margin: 0 auto;
}