:root {
  --bg: #fff6f4;
  --surface: #fffbfa;
  --ink: #4a2c3a;
  --ink-soft: #a17f8e;
  --pink: #e88fa3;
  --pink-dark: #c96a83;
  --pink-pale: #fbe4e8;
  --lavender: #b79bd1;
  --lavender-pale: #f1e8f7;
  --sky: #93a9d8;
  --sky-pale: #e6ecf9;
  --gold: #e3a95c;
  --border: #f4dde2;
  --shadow: 0 10px 24px rgba(201, 106, 131, 0.14);
  --shadow-soft: 0 4px 14px rgba(201, 106, 131, 0.1);

  --font-heading: "Montserrat", -apple-system, "Segoe UI", sans-serif;
  --font-body: "Nunito", -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-script: "Sacramento", cursive;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
}

/* ---------- Hero ---------- */

header.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #f3a7bb 0%, #e88fa3 45%, #c48fc9 100%);
  color: #fff;
  padding: 3rem 1.5rem 4.5rem;
  text-align: center;
}

.hero-sparkles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.sparkle {
  position: absolute;
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.4rem;
  animation: twinkle 3.2s ease-in-out infinite;
}

.sparkle.s1 { top: 18%; left: 8%; animation-delay: 0s; font-size: 1.1rem; }
.sparkle.s2 { top: 65%; left: 15%; animation-delay: 0.6s; font-size: 1.6rem; }
.sparkle.s3 { top: 25%; right: 10%; animation-delay: 1.1s; font-size: 1.8rem; }
.sparkle.s4 { top: 70%; right: 18%; animation-delay: 1.7s; font-size: 1.1rem; }
.sparkle.s5 { top: 10%; left: 48%; animation-delay: 2.2s; font-size: 1rem; }

@keyframes twinkle {
  0%, 100% { opacity: 0.35; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1.15); }
}

.brand-mark {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.28em;
  color: #fff9ec;
}

.eyebrow {
  margin: 0 0 0.2rem;
  font-family: var(--font-script);
  font-size: 1.9rem;
  font-weight: 400;
  color: #fff9ec;
}

header.hero h1 {
  position: relative;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2rem, 4.5vw, 3rem);
  margin: 0;
  text-shadow: 0 2px 12px rgba(74, 27, 51, 0.15);
}

header.hero h1 em {
  font-style: italic;
  color: #fff9ec;
}

.wave {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  width: 100%;
  height: 60px;
}

.wave path {
  fill: var(--bg);
}

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

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin: -3.25rem 0 1.5rem;
  position: relative;
  z-index: 2;
}

.filter-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--ink-soft);
  background: var(--surface);
  padding: 0.5rem 0.6rem 0.5rem 1rem;
  border-radius: 999px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.filter-wrap select {
  appearance: none;
  padding: 0.5rem 2rem 0.5rem 0.9rem;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, var(--pink-pale), var(--lavender-pale))
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23c96a83'%3E%3Cpath d='M5.5 7.5l4.5 4.5 4.5-4.5' stroke='%23c96a83' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")
    no-repeat right 0.7rem center / 0.9rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ink);
  cursor: pointer;
}

/* ---------- Book grid ---------- */

#book-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 1rem;
}

.card {
  position: relative;
  background: var(--surface);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px) rotate(-0.4deg);
  box-shadow: var(--shadow);
  z-index: 1;
}

.cover-wrap {
  position: relative;
  aspect-ratio: 2 / 3;
  background: linear-gradient(160deg, var(--pink-pale), var(--lavender-pale));
}

.cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cover-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  text-align: center;
  font-weight: 600;
  font-family: var(--font-heading);
  color: var(--pink-dark);
}

.badge-discount {
  position: absolute;
  top: 0.4rem;
  right: 0.4rem;
  background: linear-gradient(135deg, var(--gold), #f0c589);
  color: #4a2c3a;
  font-weight: 700;
  font-size: 0.7rem;
  padding: 0.22rem 0.5rem;
  border-radius: 999px;
  box-shadow: 0 3px 8px rgba(227, 169, 92, 0.45);
}

.badge-today {
  position: absolute;
  top: 0.4rem;
  left: 0.4rem;
  z-index: 2;
  background: linear-gradient(135deg, var(--pink), var(--lavender));
  color: #fff;
  font-size: 0.58rem;
  font-weight: 700;
  padding: 0.22rem 0.45rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  box-shadow: 0 3px 8px rgba(201, 106, 131, 0.4);
}

.card-body {
  padding: 0.7rem 0.7rem 0.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.genre-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin-bottom: 0.35rem;
}

.tag {
  font-size: 0.6rem;
  font-weight: 700;
  padding: 0.14rem 0.45rem;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

.tag-romance {
  color: var(--pink-dark);
  background: var(--pink-pale);
}

.tag-romantasy {
  color: #7a4fa0;
  background: var(--lavender-pale);
}

.tag-fantasy {
  color: #3f5590;
  background: var(--sky-pale);
}

.title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.92rem;
  margin: 0 0 0.15rem;
  line-height: 1.28;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.author {
  font-size: 0.74rem;
  color: var(--ink-soft);
  margin: 0 0 0.5rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.price-row {
  margin-top: auto;
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.price-now {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--pink-dark);
}

.price-was {
  font-size: 0.76rem;
  color: var(--ink-soft);
  text-decoration: line-through;
}

#empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--ink-soft);
  font-family: var(--font-heading);
  font-size: 1.1rem;
}

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

footer {
  text-align: center;
  padding: 1rem 1rem 3rem;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.footer-flourish {
  font-family: var(--font-script);
  font-size: 1.6rem;
  color: var(--pink);
  margin: 0 0 0.3rem;
}

.footer-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 0.4rem;
}

.footer-brand-sub {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

footer a {
  color: var(--pink-dark);
}