.treasury-page main section {
  padding: 0;
}

.treasury-page .treasury-hero {
  position: relative;
  overflow: hidden;
  padding: 40px 0 32px;
}

.treasury-page .treasury-hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 36px 48px;
  align-items: center;
}

.treasury-page .treasury-kicker {
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent-gold);
  font-weight: 700;
  margin: 0 0 12px;
}

.treasury-page .treasury-title {
  margin: 0 0 12px;
  font-size: clamp(1.75rem, 3.2vw, 2.25rem);
  color: var(--primary-jade);
  font-weight: 600;
  font-family: "Noto Serif TC", serif;
  letter-spacing: 0.06em;
}

.treasury-page .treasury-slogan {
  margin: 0 0 18px;
  font-size: 1.05rem;
  color: var(--accent-gold);
  font-style: italic;
  letter-spacing: 0.08em;
}

.treasury-page .treasury-lead {
  margin: 0;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.9;
  color: var(--ink-85);
}

.treasury-page .treasury-hero-copy {
  flex: 1 1 280px;
  max-width: 520px;
}

.treasury-page .treasury-tools {
  padding: 24px 0 88px;
}

.treasury-page .treasury-tools-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.treasury-page .treasury-grid {
  display: grid;
  /* 手機放大字級後可用寬度會小於 280px，
     不加 min() 的話欄位會硬撐 280px，卡片右側被 .page 的 overflow 切掉。 */
  grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
  gap: 32px;
  margin-top: 8px;
}

.treasury-page .tool-card {
  display: flex;
  flex-direction: column;
  background: linear-gradient(135deg, var(--soft-white), var(--paper-2));
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--paper-edge-soft);
  box-shadow: var(--shadow-soft);
  color: inherit;
  text-align: left;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    border-color 0.3s ease;
  position: relative;
}

.treasury-page .tool-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-gold), var(--primary-jade));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.treasury-page .tool-card:hover::before {
  transform: scaleX(1);
}

.treasury-page .tool-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-deep);
  border-color: var(--paper-edge);
}

.treasury-page .tool-cover {
  height: 200px;
  background: var(--light-jade);
  background-size: cover;
  background-position: center;
  transition: transform 0.45s ease;
}

.treasury-page .tool-card:hover .tool-cover {
  transform: scale(1.05);
}

.treasury-page .tool-body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.treasury-page .tool-cat {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-gold);
  font-weight: 700;
  margin-bottom: 10px;
}

.treasury-page .tool-name {
  margin: 0 0 10px;
  font-size: 1.15rem;
  color: var(--primary-jade);
  font-weight: 600;
  font-family: "Noto Serif TC", serif;
}

.treasury-page .tool-desc {
  margin: 0 0 18px;
  flex: 1;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-70);
}

.treasury-page .tool-cta {
  align-self: flex-start;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--primary-jade);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.treasury-page .tool-card:hover .tool-cta {
  background: var(--accent-gold);
}

@media (max-width: 720px) {
  .treasury-page .treasury-hero-inner {
    flex-direction: column;
  }
}