/* Activity · 最新活动 · candycake 设计规范 */
.activity-page {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 16% 5%, rgba(var(--cc-brand-rgb), .15), transparent 30%),
    radial-gradient(circle at 86% 18%, rgba(167, 227, 207, .26), transparent 32%),
    linear-gradient(180deg, #f5fffb 0%, #ffffff 38%, #f7fcfa 100%);
}
.activity-page::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(var(--cc-brand-rgb), .04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(var(--cc-brand-rgb), .04) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .58), transparent 76%);
          mask-image: linear-gradient(180deg, rgba(0, 0, 0, .58), transparent 76%);
}
.activity-page section { position: relative; z-index: 1; padding: 64px 0; }
.activity-page .container {
  position: relative;
  z-index: 1;
  width: min(1680px, calc(100% - 48px));
  max-width: 1680px;
  margin: 0 auto;
  padding: 0;
}

/* Section Head */
.activity-page .section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px 32px;
  margin-bottom: 32px;
}
.activity-page .section-head-copy { max-width: 780px; }
.activity-page .section-head-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}
.activity-page .section-kicker {
  display: inline-flex;
  align-items: center;
  margin-bottom: 14px;
  padding: 6px 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cc-brand-bg), var(--cc-brand-soft));
  color: var(--cc-brand-dark);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .02em;
}
.activity-page .section-title {
  margin: 0;
  color: var(--cc-text);
  font-size: clamp(34px, 3.4vw, 56px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -.055em;
}
.activity-page .title-accent { color: var(--cc-brand); }
.activity-page .section-sub {
  max-width: 760px;
  margin: 16px 0 0;
  color: #526961;
  font-size: 16px;
  line-height: 1.85;
}

/* Buttons */
.activity-page .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid var(--cc-border);
  border-radius: var(--cc-radius-sm);
  background: var(--cc-surface);
  color: var(--cc-text);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .01em;
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(15, 95, 71, .06);
  transition: background .2s ease, color .2s ease, box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.activity-page .btn:hover {
  transform: translateY(-2px);
  border-color: rgba(var(--cc-brand-rgb), .35);
  color: var(--cc-brand-dark);
  box-shadow: 0 10px 24px rgba(15, 95, 71, .12);
}
.activity-page .btn.primary,
.activity-page .btn.btn-primary {
  border-color: transparent;
  color: #fff;
  background: linear-gradient(135deg, var(--cc-brand), var(--cc-brand-strong));
  box-shadow: 0 10px 24px rgba(var(--cc-brand-rgb), .28);
}
.activity-page .btn.primary:hover,
.activity-page .btn.btn-primary:hover {
  transform: none;
  color: #fff;
  background: linear-gradient(135deg, var(--cc-brand-strong), var(--cc-brand-dark));
  box-shadow: 0 14px 32px rgba(var(--cc-brand-rgb), .34);
}
.activity-page .btn.ghost,
.activity-page .btn.btn-outline {
  border-color: transparent;
  color: var(--cc-brand-dark);
  background: linear-gradient(135deg, var(--cc-brand-bg), var(--cc-brand-soft));
  box-shadow: 0 6px 18px rgba(var(--cc-brand-rgb), .12);
}
.activity-page .btn .icon-svg { width: 16px; height: 16px; }

/* Hero */
.activity-hero { padding: 78px 0 42px; }
.activity-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(380px, .88fr);
  gap: 48px;
  align-items: center;
}
.activity-hero-copy h1 {
  max-width: 900px;
  margin: 0;
  color: var(--cc-text);
  font-size: clamp(46px, 3.55vw, 72px);
  line-height: 1.02;
  letter-spacing: -.06em;
}
.activity-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  padding: 8px 13px;
  border: 1px solid rgba(var(--cc-brand-rgb), .18);
  border-radius: 999px;
  background: rgba(255, 255, 255, .82);
  color: var(--cc-brand-dark);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .02em;
  box-shadow: 0 10px 30px rgba(10, 112, 83, .07);
  backdrop-filter: blur(12px);
}
.activity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cc-brand);
  box-shadow: 0 0 0 5px rgba(var(--cc-brand-rgb), .14);
  animation: activityPulse 1.8s ease-in-out infinite;
}
.activity-lead {
  max-width: 760px;
  margin: 22px 0 0;
  color: #526961;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.85;
}
.activity-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.activity-hero-actions .btn {
  min-height: 58px;
  min-width: 168px;
  padding: 0 26px;
  font-size: 17px;
}
.activity-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 760px;
  margin-top: 34px;
  border: 1px solid var(--cc-border);
  border-radius: var(--cc-radius);
  background: rgba(255, 255, 255, .78);
  box-shadow: 0 18px 40px rgba(25, 105, 82, .08);
  backdrop-filter: blur(12px);
}
.activity-metric {
  padding: 18px 20px;
  border-right: 1px solid var(--cc-border);
}
.activity-metric:last-child { border-right: 0; }
.activity-metric strong {
  display: block;
  color: var(--cc-brand-dark);
  font-size: 24px;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.03em;
}
.activity-metric span {
  display: block;
  margin-top: 4px;
  color: #687a73;
  font-size: 13px;
  font-weight: 600;
}
.activity-hero-card {
  position: relative;
  overflow: hidden;
  min-height: 430px;
  padding: 34px;
  border: 1px solid rgba(213, 237, 229, .92);
  border-radius: var(--cc-radius-lg);
  background:
    radial-gradient(circle at 16% 12%, rgba(var(--cc-brand-rgb), .16), transparent 34%),
    rgba(255, 255, 255, .74);
  box-shadow: 0 28px 60px rgba(15, 95, 71, .14);
  backdrop-filter: blur(16px);
}
.activity-hero-card::after {
  content: "";
  position: absolute;
  right: -92px;
  bottom: -92px;
  width: 230px;
  height: 230px;
  border-radius: 46px;
  background: linear-gradient(135deg, rgba(var(--cc-brand-rgb), .2), rgba(167, 227, 207, .44));
  transform: rotate(18deg);
}
.activity-hero-card > * { position: relative; z-index: 1; }
.activity-hero-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.activity-card-icon,
.activity-icon,
.perf-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 18px;
  background: linear-gradient(135deg, #effff9, #d9f8ee);
  color: var(--cc-brand-dark);
  font-size: 24px;
}
.activity-card-icon .icon-svg,
.activity-icon .icon-svg,
.perf-icon .icon-svg { width: 24px; height: 24px; }
.activity-card-status,
.activity-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cc-brand), var(--cc-brand-strong));
  color: #fff;
  font-size: 12px;
  font-weight: 900;
}
.activity-card-status { padding: 7px 12px; }
.activity-hero-card h2 {
  margin: 34px 0 12px;
  color: var(--cc-text);
  font-size: clamp(30px, 2.6vw, 46px);
  line-height: 1.08;
  letter-spacing: -.055em;
}
.activity-hero-card p {
  max-width: 520px;
  margin: 0;
  color: #526961;
  font-size: 15px;
  line-height: 1.85;
}
.activity-hero-list {
  display: grid;
  gap: 12px;
  margin-top: 30px;
}
.activity-hero-list span {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #314740;
  font-size: 14px;
  font-weight: 800;
}
.activity-hero-list .icon-svg {
  width: 18px;
  height: 18px;
  color: var(--cc-brand);
}

/* Activity Cards */
.activity-entry { padding: 72px 0 96px; }
.activity-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}
.activity-card {
  position: relative;
  overflow: hidden;
  min-height: 300px;
  padding: 26px;
  border: 1px solid var(--cc-border);
  border-radius: var(--cc-radius);
  background: rgba(255, 255, 255, .86);
  color: var(--cc-text);
  box-shadow: 0 18px 40px rgba(25, 105, 82, .08);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.activity-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(440px 220px at 18% 0%, rgba(var(--cc-brand-rgb), .12), transparent 62%);
  opacity: 0;
  transition: opacity .22s ease;
}
.activity-card:hover {
  transform: translateY(-7px);
  border-color: rgba(var(--cc-brand-rgb), .26);
  color: var(--cc-text);
  box-shadow: 0 22px 46px rgba(15, 95, 71, .14);
}
.activity-card:hover::before,
.activity-card.is-featured::before { opacity: 1; }
.activity-card > * { position: relative; z-index: 1; }
.activity-badge {
  position: absolute;
  top: 26px;
  right: 26px;
  min-height: 28px;
  padding: 0 12px;
  letter-spacing: .03em;
}
.activity-icon { margin-top: 0; }
.activity-card h3 {
  margin: 18px 0 10px;
  color: var(--cc-text);
  font-size: 20px;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -.02em;
}
.activity-card p {
  margin: 0;
  color: #64776f;
  font-size: 14px;
  line-height: 1.78;
}
.activity-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 24px;
  color: var(--cc-brand-dark);
  font-size: 14px;
  font-weight: 900;
}
.activity-link .icon-svg { width: 15px; height: 15px; }

/* Coupon Center */
.activity-coupons {
  padding: 78px 0 86px;
  background:
    radial-gradient(circle at 8% 0%, rgba(var(--cc-brand-rgb), .12), transparent 30%),
    linear-gradient(180deg, #ffffff 0%, #f6fffb 100%);
}
.coupon-center-panel {
  overflow: hidden;
  border: 1px solid rgba(var(--cc-brand-rgb), .16);
  border-radius: var(--cc-radius-lg);
  background:
    radial-gradient(680px 260px at 10% 0%, rgba(var(--cc-brand-rgb), .12), transparent 62%),
    rgba(255, 255, 255, .9);
  box-shadow: 0 24px 58px rgba(15, 95, 71, .1);
  backdrop-filter: blur(14px);
}
.coupon-center-intro {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px;
  border-bottom: 1px solid rgba(var(--cc-brand-rgb), .12);
  background: rgba(255, 255, 255, .66);
}
.coupon-center-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  flex: 0 0 auto;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--cc-brand), var(--cc-brand-strong));
  color: #fff;
  box-shadow: 0 14px 28px rgba(var(--cc-brand-rgb), .22);
}
.coupon-center-icon .icon-svg { width: 26px; height: 26px; }
.coupon-center-intro h3 {
  margin: 0;
  color: var(--cc-text);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -.03em;
}
.coupon-center-intro p {
  margin: 6px 0 0;
  color: #64776f;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.7;
}
.coupon-claim-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
  gap: 18px;
  padding: 24px;
}
.coupon-claim-card {
  position: relative;
  overflow: hidden;
  display: flex;
  min-height: 292px;
  flex-direction: column;
  padding: 22px;
  border: 1px solid var(--cc-border);
  border-radius: var(--cc-radius);
  background: #fff;
  box-shadow: 0 18px 38px rgba(25, 105, 82, .08);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.coupon-claim-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(420px 210px at 16% 0%, rgba(var(--cc-brand-rgb), .13), transparent 64%);
  opacity: 0;
  transition: opacity .22s ease;
}
.coupon-claim-card:hover {
  transform: translateY(-6px);
  border-color: rgba(var(--cc-brand-rgb), .28);
  box-shadow: 0 22px 46px rgba(15, 95, 71, .13);
}
.coupon-claim-card:hover::before { opacity: 1; }
.coupon-claim-card > * { position: relative; z-index: 1; }
.coupon-claim-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.coupon-claim-kind,
.coupon-claim-state {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}
.coupon-claim-kind {
  background: linear-gradient(135deg, var(--cc-brand-bg), var(--cc-brand-soft));
  color: var(--cc-brand-dark);
}
.coupon-claim-state {
  border: 1px solid rgba(var(--cc-brand-rgb), .18);
  background: rgba(var(--cc-brand-rgb), .07);
  color: var(--cc-brand-dark);
}
.coupon-claim-card.is-upcoming .coupon-claim-state {
  border-color: rgba(59, 130, 246, .22);
  background: rgba(59, 130, 246, .08);
  color: #1d4ed8;
}
.coupon-claim-card.is-ended .coupon-claim-state,
.coupon-claim-card.is-sold_out .coupon-claim-state {
  border-color: rgba(100, 116, 139, .18);
  background: rgba(100, 116, 139, .08);
  color: #64748b;
}
.coupon-claim-face {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 10px;
  color: var(--cc-brand-dark);
}
.coupon-claim-face strong {
  font-size: clamp(32px, 3vw, 48px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -.05em;
}
.coupon-claim-face span {
  color: #64776f;
  font-size: 13px;
  font-weight: 900;
}
.coupon-claim-title {
  margin: 0;
  color: var(--cc-text);
  font-size: 19px;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -.02em;
}
.coupon-claim-desc {
  margin: 9px 0 0;
  color: #64776f;
  font-size: 14px;
  line-height: 1.72;
}
.coupon-claim-rules {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}
.coupon-claim-rule {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 10px 12px;
  border: 1px solid rgba(var(--cc-brand-rgb), .16);
  border-radius: var(--cc-radius-sm);
  background: rgba(var(--cc-brand-rgb), .055);
}
.coupon-claim-rule span {
  color: #6f827a;
  font-size: 12px;
  font-weight: 800;
  line-height: 1.55;
  white-space: nowrap;
}
.coupon-claim-rule strong {
  min-width: 0;
  color: #21372f;
  font-size: 13px;
  font-weight: 900;
  line-height: 1.55;
}
.coupon-claim-meta {
  display: grid;
  gap: 7px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.coupon-claim-meta li {
  color: #526961;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.55;
}
.coupon-claim-actions {
  display: flex;
  gap: 10px;
  margin-top: auto;
  padding-top: 20px;
}
.coupon-claim-actions .btn { flex: 1; min-height: 46px; }

@media (max-width: 760px) {
  .coupon-center-panel { border-radius: 22px; }
  .coupon-center-intro {
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
  }
  .coupon-center-icon {
    width: 48px;
    height: 48px;
    border-radius: 16px;
  }
  .coupon-center-intro h3 { font-size: 19px; }
  .coupon-center-intro p { font-size: 13px; }
  .coupon-claim-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
    padding: 14px;
  }
  .coupon-claim-card {
    min-height: auto;
    padding: 18px;
    border-radius: 20px;
  }
  .coupon-claim-top {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
  }
  .coupon-claim-face {
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
  }
  .coupon-claim-face strong {
    font-size: clamp(34px, 12vw, 44px);
    word-break: keep-all;
  }
  .coupon-claim-title { font-size: 18px; }
  .coupon-claim-desc { font-size: 13px; }
  .coupon-claim-rules { margin-top: 14px; }
  .coupon-claim-rule {
    grid-template-columns: 68px minmax(0, 1fr);
    padding: 9px 10px;
  }
  .coupon-claim-meta { margin-top: 14px; }
  .coupon-claim-meta li { font-size: 12px; }
  .coupon-claim-actions { padding-top: 16px; }
}
@media (max-width: 520px) {
  .coupon-center-intro { flex-direction: row; }
}
@media (max-width: 360px) {
  .coupon-center-intro { flex-direction: column; }
  .coupon-claim-rule { grid-template-columns: 1fr; gap: 2px; }
}

@keyframes activityPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(.7); opacity: .55; }
}