:root {
  --pink-deep: #ff8fab;
  --pink: #ffb3c6;
  --pink-soft: #ffd6e0;
  --lavender: #e7d9f5;
  --cream: #fff5f7;
  --ink: #6b4453;
  --ink-soft: #9c7a87;
  --gold: #f2c9a0;
  --white: #ffffff;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Gowun Dodum', sans-serif;
  color: var(--ink);
  background: linear-gradient(160deg, #fff8f9 0%, #fdf1f5 35%, #f6ecfa 70%, #fef4f2 100%);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* ---------- floating hearts background ---------- */
#heart-field {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.floating-heart {
  position: absolute;
  bottom: -40px;
  color: var(--pink);
  opacity: 0.55;
  animation: floatUp linear forwards;
  will-change: transform, opacity;
}

@keyframes floatUp {
  0% { transform: translateY(0) translateX(0) rotate(0deg); opacity: 0; }
  10% { opacity: 0.55; }
  100% { transform: translateY(-110vh) translateX(var(--drift, 30px)) rotate(25deg); opacity: 0; }
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 84px 24px 40px;
}

.hero-eyebrow {
  letter-spacing: 0.35em;
  font-size: 12px;
  color: var(--pink-deep);
  font-weight: 700;
  margin: 0 0 18px;
  text-transform: uppercase;
}

.hero-title {
  font-family: 'Gowun Batang', serif;
  font-weight: 700;
  font-size: clamp(36px, 7vw, 64px);
  margin: 0 0 14px;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.hero-subtitle {
  font-size: clamp(14px, 2.4vw, 18px);
  color: var(--ink-soft);
  margin: 0 0 40px;
}

.progress-wrap {
  max-width: 420px;
  margin: 0 auto;
}

.progress-track {
  height: 12px;
  border-radius: 999px;
  background: rgba(255, 179, 198, 0.25);
  overflow: hidden;
  box-shadow: inset 0 1px 3px rgba(180, 100, 130, 0.15);
}

.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--pink-soft), var(--pink-deep));
  transition: width 0.6s cubic-bezier(.22,1,.36,1);
}

.progress-label {
  margin: 12px 0 0;
  font-size: 14px;
  color: var(--ink-soft);
  font-weight: 600;
}

.progress-label span { color: var(--pink-deep); }

/* ---------- nav ---------- */
.quick-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
  padding: 12px 16px;
  margin-bottom: 20px;
  background: rgba(255, 248, 249, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 179, 198, 0.3);
}

.quick-nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
  transition: all 0.25s ease;
  background: transparent;
}

.quick-nav a span { font-size: 15px; }

.quick-nav a:hover {
  background: rgba(255, 179, 198, 0.18);
  color: var(--pink-deep);
}

.quick-nav a.active {
  background: linear-gradient(90deg, var(--pink), var(--pink-deep));
  color: white;
  box-shadow: 0 4px 14px rgba(255, 143, 171, 0.4);
}

/* ---------- main / categories ---------- */
main {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 20px 20px 60px;
}

.category {
  margin-bottom: 56px;
  scroll-margin-top: 90px;
}

.category-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 2px dashed rgba(255, 143, 171, 0.35);
  padding-bottom: 12px;
  margin-bottom: 18px;
}

.category-header h2 {
  font-family: 'Gowun Batang', serif;
  font-size: clamp(20px, 3.4vw, 26px);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
}

.cat-emoji { font-size: 1.1em; }

.cat-progress {
  font-size: 13px;
  color: var(--ink-soft);
  font-weight: 600;
  margin: 0;
  white-space: nowrap;
}

.bucket-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.bucket-item {
  position: relative;
}

.bucket-item input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.bucket-item label {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 2px 10px rgba(180, 120, 150, 0.08);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  border: 1px solid rgba(255, 179, 198, 0.25);
}

.bucket-item label:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 143, 171, 0.18);
}

.heart-icon {
  width: 22px;
  height: 20px;
  flex-shrink: 0;
  fill: none;
  stroke: var(--pink);
  stroke-width: 2;
  transition: all 0.3s cubic-bezier(.22,1.5,.36,1);
}

.txt {
  font-size: 15.5px;
  color: var(--ink);
  transition: all 0.3s ease;
  line-height: 1.4;
}

.bucket-item input[type="checkbox"]:checked ~ label {
  background: linear-gradient(135deg, #fff0f4, #fdf6ff);
}

.bucket-item input[type="checkbox"]:checked ~ label .heart-icon {
  fill: var(--pink-deep);
  stroke: var(--pink-deep);
  transform: scale(1.15);
}

.bucket-item input[type="checkbox"]:checked ~ label .txt {
  color: var(--ink-soft);
  text-decoration: line-through;
  text-decoration-color: var(--pink);
  text-decoration-thickness: 2px;
}

.bucket-item input[type="checkbox"]:focus-visible ~ label {
  outline: 2px solid var(--pink-deep);
  outline-offset: 2px;
}

.bucket-item.pop label { animation: popCheck 0.4s ease; }

@keyframes popCheck {
  0% { transform: scale(1); }
  35% { transform: scale(1.035); }
  100% { transform: scale(1); }
}

/* ---------- burst hearts on check ---------- */
.burst-heart {
  position: absolute;
  font-size: 14px;
  pointer-events: none;
  left: 24px;
  top: 50%;
  animation: burst 0.9s ease-out forwards;
  z-index: 5;
}

@keyframes burst {
  0% { transform: translate(0,-50%) scale(0.6); opacity: 1; }
  100% { transform: translate(var(--bx, 20px), calc(-50% + var(--by, -50px))) scale(1.1) rotate(20deg); opacity: 0; }
}

/* ---------- footer ---------- */
.site-footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 40px 20px 60px;
}

.footer-heart {
  font-size: 22px;
  margin: 0 0 8px;
}

.footer-text {
  font-family: 'Gowun Batang', serif;
  font-size: 16px;
  color: var(--ink-soft);
  margin: 0;
}

/* ---------- responsive ---------- */
@media (max-width: 480px) {
  .quick-nav a span { display: inline; }
  .quick-nav a { padding: 7px 12px; font-size: 13px; }
  .category-header { flex-direction: column; align-items: flex-start; gap: 4px; }
  .bucket-item label { padding: 12px 14px; }
}