/**
 * 站点级文字流光、胶囊标签样式、导航箭头动画、底部文案动效
 */

/* —— 纯文本流光/特效（标题、副标题、按钮字等） —— */
.site-text-effect {
  display: inline;
  max-width: 100%;
  word-break: break-word;
}

/* 首页标题/副标题必须各占一行，避免 inline-block 并排 */
.hero-info .brand-name.site-text-effect,
.hero-info .sub-title.site-text-effect {
  display: block !important;
  width: 100%;
  max-width: 100%;
}

.hero-info .brand-name.site-text-effect {
  margin-bottom: 8px;
}

.promo-hint-only-title.site-text-effect,
.media-text-title.site-text-effect {
  display: inline-block;
}

/* 公告标题：flex 布局，配合后台 titleAlign 真正居中/对齐（含流光字） */
.announce-title.site-text-effect {
  display: flex !important;
  width: 100%;
  max-width: 100%;
}

.announce-title.align-left { justify-content: flex-start !important; text-align: left !important; }
.announce-title.align-center { justify-content: center !important; text-align: center !important; }
.announce-title.align-right { justify-content: flex-end !important; text-align: right !important; }

.drop-nav-title-text .site-text-effect,
.drop-nav-desc .site-text-effect,
.nav-promo-text .site-text-effect,
.nav-promo-text strong.site-text-effect,
.nav-promo-text span.site-text-effect {
  display: inline-block;
  max-width: 100%;
}

.drop-nav-title-text .site-text-effect {
  vertical-align: baseline;
}

.announce-btn-primary.site-text-effect {
  display: inline-block;
}

.promo-hint-jump-btn.site-text-effect {
  display: inline;
}

/* —— 流光字：渐变 + 各色系不同动效 —— */
.site-text-effect[class*="gem-flow-"] {
  font-weight: 700 !important;
  color: transparent !important;
  -webkit-text-fill-color: transparent !important;
  background-repeat: no-repeat !important;
  -webkit-background-clip: text !important;
  background-clip: text !important;
  /* GPU 合成层：提升独立图层，减轻流光动画卡顿与发热 */
  will-change: transform;
  transform: translate3d(0, 0, 0);
  -webkit-transform: translate3d(0, 0, 0);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  perspective: 1000px;
  contain: layout style paint;
  isolation: isolate;
}

/* 不可见时暂停动画（由 site-effects.js IntersectionObserver 控制） */
.site-text-effect[class*="gem-flow-"].flow-gpu-paused,
.gem-rich-content [class*="gem-flow-"].flow-gpu-paused {
  animation-play-state: paused !important;
}

.site-text-effect.gem-flow-gold {
  background-image: linear-gradient(90deg, #9a7b1a, #ffe566, #f5d76e, #9a7b1a) !important;
  background-size: 220% 100% !important;
  animation: gemFlowShift 2.4s ease-in-out infinite;
}
.site-text-effect.gem-flow-rainbow {
  background-image: linear-gradient(90deg, #e74a5a, #f5a623, #7ed321, #5b8dee, #a78bfa, #e74a5a) !important;
  background-size: 320% 100% !important;
  animation: gemFlowRainbow 4s linear infinite;
}
.site-text-effect.gem-flow-ice {
  background-image: linear-gradient(90deg, #2b6cb0, #63b3ed, #bee3f8, #63b3ed, #2b6cb0) !important;
  background-size: 200% 100% !important;
  animation: gemFlowDrift 3.2s ease-in-out infinite;
}
.site-text-effect.gem-flow-violet {
  background-image: linear-gradient(90deg, #553c9a, #9f7aea, #d6bcfa, #9f7aea, #553c9a) !important;
  background-size: 240% 100% !important;
  animation: gemFlowPulseBg 2.6s ease-in-out infinite;
}
.site-text-effect.gem-flow-neon {
  background-image: linear-gradient(90deg, #ff2d95, #ff6bcb, #c471ed, #ff2d95) !important;
  background-size: 260% 100% !important;
  animation: gemFlowNeonFlicker 1.8s ease-in-out infinite;
  filter: drop-shadow(0 0 6px rgba(255, 45, 149, 0.45));
}
.site-text-effect.gem-flow-aurora {
  background-image: linear-gradient(120deg, #0ea5e9, #22d3ee, #a78bfa, #f472b6, #0ea5e9) !important;
  background-size: 300% 200% !important;
  animation: gemFlowAurora 5s ease infinite;
}
.site-text-effect.gem-flow-flame {
  background-image: linear-gradient(90deg, #c2410c, #f97316, #fbbf24, #f97316, #c2410c) !important;
  background-size: 200% 100% !important;
  animation: gemFlowFlame 1.6s ease-in-out infinite;
}
.site-text-effect.gem-flow-emerald {
  background-image: linear-gradient(90deg, #047857, #10b981, #6ee7b7, #10b981, #047857) !important;
  background-size: 220% 100% !important;
  animation: gemFlowShift 2.8s ease-in-out infinite reverse;
}
.site-text-effect.gem-flow-rose {
  background-image: linear-gradient(90deg, #be123c, #fb7185, #fecdd3, #fb7185, #be123c) !important;
  background-size: 230% 100% !important;
  animation: gemFlowDrift 2.5s ease-in-out infinite;
}
.site-text-effect.gem-flow-sunset {
  background-image: linear-gradient(90deg, #c2410c, #fb923c, #fde047, #fb923c, #c2410c) !important;
  background-size: 250% 100% !important;
  animation: gemFlowShift 2.2s linear infinite;
}
.site-text-effect.gem-flow-ocean {
  background-image: linear-gradient(90deg, #0369a1, #38bdf8, #7dd3fc, #38bdf8, #0369a1) !important;
  background-size: 280% 100% !important;
  animation: gemFlowWaveBg 3.5s ease-in-out infinite;
}
.site-text-effect.gem-flow-lavender {
  background-image: linear-gradient(90deg, #6b21a8, #c084fc, #e9d5ff, #c084fc, #6b21a8) !important;
  background-size: 220% 100% !important;
  animation: gemFlowPulseBg 3s ease-in-out infinite;
}
.site-text-effect.gem-flow-cyber {
  background-image: linear-gradient(90deg, #00f5ff, #00ff88, #bf00ff, #00f5ff) !important;
  background-size: 280% 100% !important;
  animation: gemFlowCyber 1.4s linear infinite;
}
.site-text-effect.gem-flow-matrix {
  background-image: linear-gradient(180deg, #14532d, #22c55e, #86efac, #22c55e, #14532d) !important;
  background-size: 100% 280% !important;
  animation: gemFlowVertical 2.8s linear infinite;
}
.site-text-effect.gem-flow-sakura {
  background-image: linear-gradient(90deg, #db2777, #f9a8d4, #fce7f3, #f9a8d4, #db2777) !important;
  background-size: 240% 100% !important;
  animation: gemFlowDrift 3s ease-in-out infinite reverse;
}
.site-text-effect.gem-flow-mint {
  background-image: linear-gradient(90deg, #0d9488, #5eead4, #ccfbf1, #5eead4, #0d9488) !important;
  background-size: 220% 100% !important;
  animation: gemFlowShift 3.2s ease-in-out infinite;
}
.site-text-effect.gem-flow-copper {
  background-image: linear-gradient(90deg, #78350f, #d97706, #fcd34d, #d97706, #78350f) !important;
  background-size: 200% 100% !important;
  animation: gemFlowFlame 2.4s ease-in-out infinite;
}
.site-text-effect.gem-flow-silver {
  background-image: linear-gradient(90deg, #475569, #94a3b8, #f1f5f9, #94a3b8, #475569) !important;
  background-size: 260% 100% !important;
  animation: gemFlowShimmer 2s ease-in-out infinite;
}
.site-text-effect.gem-flow-blood {
  background-image: linear-gradient(90deg, #7f1d1d, #dc2626, #fca5a5, #dc2626, #7f1d1d) !important;
  background-size: 220% 100% !important;
  animation: gemFlowNeonFlicker 2.2s ease-in-out infinite;
}
.site-text-effect.gem-flow-jade {
  background-image: linear-gradient(90deg, #064e3b, #14b8a6, #99f6e4, #14b8a6, #064e3b) !important;
  background-size: 240% 100% !important;
  animation: gemFlowWaveBg 3s ease-in-out infinite reverse;
}

@keyframes gemFlowShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
@keyframes gemFlowRainbow {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}
@keyframes gemFlowDrift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 80% 50%; }
}
@keyframes gemFlowPulseBg {
  0%, 100% { background-size: 200% 100%; background-position: 0% 50%; }
  50% { background-size: 280% 100%; background-position: 100% 50%; }
}
@keyframes gemFlowNeonFlicker {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
@keyframes gemFlowAurora {
  0%, 100% { background-position: 0% 40%; }
  50% { background-position: 100% 60%; }
}
@keyframes gemFlowFlame {
  0%, 100% { background-position: 0% 50%; }
  40% { background-position: 100% 30%; }
  70% { background-position: 50% 100%; }
}
@keyframes gemFlowWaveBg {
  0%, 100% { background-position: 0% 50%; }
  25% { background-position: 50% 0%; }
  75% { background-position: 50% 100%; }
}
@keyframes gemFlowCyber {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}
@keyframes gemFlowVertical {
  0% { background-position: 50% 0%; }
  100% { background-position: 50% 200%; }
}
@keyframes gemFlowShimmer {
  0%, 100% { background-position: -20% 50%; opacity: 1; }
  50% { background-position: 120% 50%; }
}

/* —— 文字特效（导航/标题等 site-text-effect 生效） —— */
.site-text-effect.gem-tx-shadow {
  font-weight: 700;
  color: #1a2040 !important;
  -webkit-text-fill-color: currentColor !important;
  text-shadow: 2px 2px 0 #5b8dee, 4px 4px 0 rgba(91, 141, 238, 0.35);
}
.site-text-effect.gem-tx-outline {
  font-weight: 700;
  color: #5b8dee !important;
  -webkit-text-fill-color: currentColor !important;
  -webkit-text-stroke: 1px rgba(26, 32, 64, 0.25);
  text-shadow: 0 0 8px rgba(91, 141, 238, 0.5);
}
.site-text-effect.gem-tx-3d {
  font-weight: 800;
  color: #3d52a0 !important;
  -webkit-text-fill-color: currentColor !important;
  text-shadow: 1px 1px 0 #a78bfa, 2px 2px 0 #5b8dee, 3px 3px 0 rgba(73, 223, 215, 0.5);
}
.site-text-effect.gem-tx-glitch {
  font-weight: 700;
  color: #1a2040 !important;
  -webkit-text-fill-color: currentColor !important;
  text-shadow: 2px 0 #ff2d95, -2px 0 #22d3ee;
  animation: gemTxGlitch 2.5s steps(2) infinite;
}
.site-text-effect.gem-tx-wave {
  font-weight: 700;
  color: #5b8dee !important;
  -webkit-text-fill-color: currentColor !important;
  display: inline-block !important;
  animation: gemTxWave 1.2s ease-in-out infinite;
}
.site-text-effect.gem-tx-pulse,
.site-text-effect.gem-tx-breathe {
  font-weight: 700;
  color: #e74a5a !important;
  -webkit-text-fill-color: currentColor !important;
  display: inline-block !important;
  animation: gemTxPulse 1.4s ease-in-out infinite;
}
.site-text-effect.gem-tx-shine {
  font-weight: 700;
  color: #1a2040 !important;
  -webkit-text-fill-color: currentColor !important;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.92) 50%, transparent 70%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  animation: gemTxShine 2s ease-in-out infinite;
}
.site-text-effect.gem-tx-retro {
  font-weight: 800;
  color: #fbbf24 !important;
  -webkit-text-fill-color: currentColor !important;
  letter-spacing: 0.06em;
  text-shadow: 3px 3px 0 #c2410c, -1px -1px 0 #1a2040;
}
.site-text-effect.gem-tx-glow {
  font-weight: 700;
  color: #5b8dee !important;
  -webkit-text-fill-color: currentColor !important;
  text-shadow: 0 0 8px #5b8dee, 0 0 16px #a78bfa, 0 0 22px rgba(73, 223, 215, 0.55);
  animation: gemTxGlowPulse 2.2s ease-in-out infinite;
}
.site-text-effect.gem-tx-underline-glow {
  font-weight: 600;
  color: #1a2040 !important;
  -webkit-text-fill-color: currentColor !important;
  border-bottom: 2px solid transparent;
  border-image: linear-gradient(90deg, #5b8dee, #a78bfa, #49dfd7) 1;
  padding-bottom: 2px;
}
.site-text-effect.gem-tx-spin {
  font-weight: 700;
  color: #5b8dee !important;
  -webkit-text-fill-color: currentColor !important;
  display: inline-block !important;
  transform-origin: center center;
  animation: gemTxSpin 4s linear infinite;
}
.site-text-effect.gem-tx-open {
  font-weight: 700;
  color: #3d52a0 !important;
  -webkit-text-fill-color: currentColor !important;
  display: inline-block !important;
  animation: gemTxOpen 2.4s ease-in-out infinite;
}
.site-text-effect.gem-tx-flip {
  font-weight: 700;
  color: #a78bfa !important;
  -webkit-text-fill-color: currentColor !important;
  display: inline-block !important;
  transform-style: preserve-3d;
  animation: gemTxFlip 3s ease-in-out infinite;
}
.site-text-effect.gem-tx-bounce {
  font-weight: 700;
  color: #49dfd7 !important;
  -webkit-text-fill-color: currentColor !important;
  display: inline-block !important;
  animation: gemTxBounce 1.1s ease-in-out infinite;
}

@keyframes gemTxGlitch {
  0%, 90%, 100% { text-shadow: 2px 0 #ff2d95, -2px 0 #22d3ee; }
  92% { text-shadow: -2px 0 #ff2d95, 2px 0 #22d3ee; }
}
@keyframes gemTxWave {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}
@keyframes gemTxPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.06); opacity: 0.9; }
}
@keyframes gemTxShine {
  0%, 100% { background-position: 200% 50%; }
  50% { background-position: -50% 50%; }
}
@keyframes gemTxGlowPulse {
  0%, 100% { text-shadow: 0 0 6px #5b8dee, 0 0 12px #a78bfa; }
  50% { text-shadow: 0 0 14px #5b8dee, 0 0 24px #a78bfa, 0 0 32px rgba(73, 223, 215, 0.5); }
}
@keyframes gemTxSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
@keyframes gemTxOpen {
  0%, 100% { letter-spacing: 0.02em; transform: scaleX(1); }
  50% { letter-spacing: 0.28em; transform: scaleX(1.08); }
}
@keyframes gemTxFlip {
  0%, 100% { transform: perspective(400px) rotateY(0deg); }
  50% { transform: perspective(400px) rotateY(360deg); }
}
@keyframes gemTxBounce {
  0%, 100% { transform: translateY(0); }
  40% { transform: translateY(-6px); }
  60% { transform: translateY(-2px); }
}

/* —— 胶囊标签样式 —— */
.promo-hint-tag {
  position: relative;
  overflow: hidden;
}

.promo-hint-tag.pht-style-default {
  /* 沿用页面内联默认 */
}

.promo-hint-tag.pht-style-gradient {
  color: #fff !important;
  border: none;
  background: linear-gradient(120deg, #5b8dee, #a78bfa, #49dfd7, #5b8dee);
  background-size: 240% 100%;
  animation: phtTagGradient 3s linear infinite;
  box-shadow: 0 4px 16px rgba(91, 141, 238, 0.35);
}

.promo-hint-tag.pht-style-neon {
  color: #ff6bcb !important;
  border: 1px solid rgba(255, 45, 149, 0.55);
  background: rgba(255, 45, 149, 0.08);
  box-shadow: 0 0 12px rgba(255, 45, 149, 0.35), inset 0 0 8px rgba(255, 45, 149, 0.12);
  animation: phtTagNeonPulse 1.8s ease-in-out infinite;
}

.promo-hint-tag.pht-style-outline {
  color: var(--lg-accent, #5b8dee) !important;
  background: transparent;
  border: 2px solid rgba(91, 141, 238, 0.65);
  box-shadow: none;
}

.promo-hint-tag.pht-style-outline:hover {
  background: rgba(91, 141, 238, 0.08);
}

.promo-hint-tag.pht-style-glass {
  color: var(--lg-text, #1a2040) !important;
  background: rgba(255, 255, 255, 0.42);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.65);
  animation: phtTagGlassShine 2.6s ease-in-out infinite;
}

.promo-hint-tag.pht-style-aurora {
  color: #fff !important;
  border: none;
  background: linear-gradient(135deg, #0ea5e9, #a78bfa, #f472b6, #22d3ee);
  background-size: 300% 300%;
  animation: phtTagAurora 4s ease infinite;
  box-shadow: 0 4px 18px rgba(14, 165, 233, 0.3);
}

.promo-hint-tag.pht-style-soft-pulse {
  animation: phtTagSoftPulse 2s ease-in-out infinite;
}

.promo-hint-tag.pht-style-fire {
  color: #fff !important;
  border: none;
  background: linear-gradient(90deg, #c2410c, #f97316, #fbbf24, #f97316, #c2410c);
  background-size: 200% 100%;
  animation: phtTagGradient 2s linear infinite;
  box-shadow: 0 3px 14px rgba(249, 115, 22, 0.4);
}

@keyframes phtTagGradient {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes phtTagNeonPulse {
  0%, 100% { box-shadow: 0 0 8px rgba(255, 45, 149, 0.3); transform: scale(1); }
  50% { box-shadow: 0 0 18px rgba(255, 45, 149, 0.55); transform: scale(1.02); }
}

@keyframes phtTagGlassShine {
  0%, 100% { box-shadow: 0 2px 8px var(--lg-shadow, rgba(100, 120, 180, 0.12)); }
  50% { box-shadow: 0 4px 16px rgba(91, 141, 238, 0.22); }
}

@keyframes phtTagAurora {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes phtTagSoftPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.03); opacity: 0.92; }
}

/* —— 导航箭头动效 —— */
.nav-arrow-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--lg-accent, #5b8dee);
}

.drop-nav-arrow.nav-arrow-wrap,
.nav-promo-arrow.nav-arrow-wrap,
.fold-tri-btn.nav-arrow-wrap {
  /* container */
}

.nav-arrow-triple .tri-chev-rot {
  display: inline-block;
  transform: rotate(-90deg);
  transition: transform 0.25s ease, color 0.25s ease;
}

.drop-nav-card:hover .nav-arrow-triple .tri-chev-rot,
.nav-promo-btn:hover .nav-arrow-triple .tri-chev-rot {
  transform: rotate(-90deg) translateX(3px);
}

.nav-arrow-triple .tri-chev-svg polygon {
  fill: currentColor;
  opacity: 0.35;
  animation: gemTripleShimmer 0.95s ease-in-out infinite;
}

.nav-arrow-triple .tri-p2 { animation-delay: 0.14s; }
.nav-arrow-triple .tri-p3 { animation-delay: 0.28s; }

@keyframes gemTripleShimmer {
  0%, 100% { opacity: 0.32; }
  50% { opacity: 1; }
}

.nav-arrow-bounce {
  animation: navArrowBounce 1.1s ease-in-out infinite;
}

@keyframes navArrowBounce {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(5px); }
}

.nav-arrow-slide .nav-arrow-chev {
  animation: navArrowSlide 1.2s ease-in-out infinite;
}

@keyframes navArrowSlide {
  0%, 100% { transform: translateX(0); opacity: 0.7; }
  50% { transform: translateX(6px); opacity: 1; }
}

.nav-arrow-pulse {
  animation: navArrowPulse 1.4s ease-in-out infinite;
}

@keyframes navArrowPulse {
  0%, 100% { transform: scale(1); opacity: 0.75; }
  50% { transform: scale(1.12); opacity: 1; }
}

.nav-arrow-chevron,
.nav-arrow-double {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.12em;
}

.nav-arrow-double {
  letter-spacing: -0.28em;
}

.nav-arrow-wave .nav-arrow-chev {
  display: inline-block;
  animation: gemTxWave 1.2s ease-in-out infinite;
}

.nav-arrow-heartbeat {
  animation: navArrowHeartbeat 1.2s ease-in-out infinite;
}

@keyframes navArrowHeartbeat {
  0%, 100% { transform: scale(1); }
  14% { transform: scale(1.18); }
  28% { transform: scale(1); }
  42% { transform: scale(1.12); }
}

.nav-arrow-neon-glow .nav-arrow-chev {
  font-size: 1.2rem;
  color: #ff6bcb;
  text-shadow: 0 0 8px #ff2d95, 0 0 14px #a78bfa;
  animation: navArrowNeonGlow 1.6s ease-in-out infinite;
}

@keyframes navArrowNeonGlow {
  0%, 100% { opacity: 0.85; filter: brightness(1); }
  50% { opacity: 1; filter: brightness(1.25); }
}

.nav-arrow-orbit {
  position: relative;
  width: 28px;
  height: 28px;
}

.nav-arrow-orbit .nav-arrow-orbit-ring {
  position: absolute;
  inset: 0;
  border: 2px solid currentColor;
  border-radius: 50%;
  border-top-color: transparent;
  animation: navArrowOrbit 1.1s linear infinite;
  opacity: 0.55;
}

.nav-arrow-orbit .nav-arrow-chev {
  position: relative;
  z-index: 1;
  font-size: 1rem;
}

@keyframes navArrowOrbit {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.nav-arrow-trail {
  display: inline-flex;
  align-items: center;
  gap: 0;
  letter-spacing: -0.15em;
}

.nav-arrow-trail .nav-arrow-trail-dots {
  font-size: 0.65rem;
  opacity: 0.45;
  animation: navArrowTrailDots 1.4s ease-in-out infinite;
}

.nav-arrow-trail .nav-arrow-chev {
  animation: navArrowSlide 1.2s ease-in-out infinite;
}

@keyframes navArrowTrailDots {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 0.9; }
}

.nav-arrow-dash {
  display: inline-flex;
  align-items: center;
  gap: 1px;
}

.nav-arrow-dash .nav-arrow-dash-line {
  width: 12px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  opacity: 0.5;
  animation: navArrowDashGrow 1.3s ease-in-out infinite;
}

@keyframes navArrowDashGrow {
  0%, 100% { transform: scaleX(0.6); opacity: 0.4; }
  50% { transform: scaleX(1); opacity: 0.85; }
}

.nav-arrow-swing .nav-arrow-chev {
  display: inline-block;
  transform-origin: center bottom;
  animation: navArrowSwing 1.5s ease-in-out infinite;
}

@keyframes navArrowSwing {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(18deg); }
  75% { transform: rotate(-12deg); }
}

.nav-arrow-ring-dot {
  position: relative;
  width: 26px;
  height: 26px;
}

.nav-arrow-ring-dot::before {
  content: "";
  position: absolute;
  inset: 2px;
  border: 2px dotted currentColor;
  border-radius: 50%;
  animation: navArrowOrbit 2.5s linear infinite reverse;
  opacity: 0.5;
}

.nav-arrow-ring-dot .nav-arrow-chev {
  position: relative;
  z-index: 1;
}

/* —— 底部提示文案动效 —— */
.tips.is-fade-reveal {
  animation: tipsFadeIn 0.85s ease forwards;
}

.tips.is-scroll-reveal {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  animation: tipsScrollIn 0.6s ease forwards;
}

.tips.is-wave-text {
  animation: tipsWaveText 2s ease-in-out infinite;
}

.tips.is-pulse-text {
  display: block;
  animation: tipsPulseText 1.6s ease-in-out infinite;
}

.tips.is-bounce-text {
  display: block;
  animation: tipsBounceText 2s ease-in-out infinite;
}

.tips.is-glow-text {
  display: block;
  animation: tipsGlowText 2.4s ease-in-out infinite;
}

.tips.is-reveal-text {
  display: block;
  animation: tipsRevealText 0.9s ease forwards;
}

.tips.is-static-show {
  /* 无动画 */
}

@keyframes tipsFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes tipsScrollIn {
  from { opacity: 0; letter-spacing: 0.08em; }
  to { opacity: 1; letter-spacing: normal; }
}

@keyframes tipsWaveText {
  0%, 100% { opacity: 0.88; }
  50% { opacity: 1; }
}

@keyframes tipsPulseText {
  0%, 100% { transform: scale(1); opacity: 0.92; }
  50% { transform: scale(1.03); opacity: 1; }
}

@keyframes tipsBounceText {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

@keyframes tipsGlowText {
  0%, 100% { text-shadow: 0 0 0 transparent; color: var(--lg-text-muted, #7a87b8); }
  50% { text-shadow: 0 0 12px rgba(91, 141, 238, 0.45); color: var(--lg-accent, #5b8dee); }
}

@keyframes tipsRevealText {
  from { opacity: 0; transform: translateY(10px) scale(0.98); letter-spacing: 0.12em; }
  to { opacity: 1; transform: translateY(0) scale(1); letter-spacing: normal; }
}

@media (prefers-reduced-motion: reduce) {
  .promo-hint-tag[class*="pht-style-"],
  .nav-arrow-bounce,
  .nav-arrow-slide .nav-arrow-chev,
  .nav-arrow-pulse,
  .nav-arrow-wave .nav-arrow-chev,
  .nav-arrow-triple .tri-chev-svg polygon,
  .site-text-effect[class*="gem-flow-"],
  .site-text-effect.gem-tx-glitch,
  .site-text-effect.gem-tx-wave,
  .site-text-effect.gem-tx-pulse,
  .site-text-effect.gem-tx-shine,
  .tips.is-fade-reveal,
  .tips.is-wave-text,
  .tips.is-pulse-text,
  .tips.is-bounce-text,
  .tips.is-glow-text,
  .tips.is-reveal-text,
  .site-text-effect.gem-tx-spin,
  .site-text-effect.gem-tx-flip,
  .nav-arrow-heartbeat,
  .nav-arrow-neon-glow .nav-arrow-chev,
  .nav-arrow-orbit .nav-arrow-orbit-ring,
  .nav-arrow-swing .nav-arrow-chev {
    animation: none !important;
  }
}

/* —— 背景音乐开关 —— */
.site-music-btn {
  position: fixed;
  top: max(14px, env(safe-area-inset-top));
  right: max(14px, env(safe-area-inset-right));
  z-index: 9990;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 4px 18px rgba(60, 90, 180, 0.22);
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}
.site-music-btn:hover {
  transform: scale(1.06);
  box-shadow: 0 6px 22px rgba(60, 90, 180, 0.3);
}
.site-music-btn.is-playing {
  background: linear-gradient(135deg, rgba(91, 141, 238, 0.88), rgba(73, 215, 208, 0.88));
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 4px 20px rgba(73, 215, 208, 0.35);
}

/* —— 公告弹窗滚动条（玻璃 UI 风格） —— */
.announce-panel {
  scrollbar-width: thin;
  scrollbar-color: rgba(91, 141, 238, 0.5) rgba(100, 120, 180, 0.1);
  scrollbar-gutter: stable;
}
.announce-panel::-webkit-scrollbar {
  width: 6px;
}
.announce-panel::-webkit-scrollbar-track {
  background: rgba(100, 120, 180, 0.08);
  border-radius: 999px;
  margin: 10px 2px;
}
.announce-panel::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(91, 141, 238, 0.55), rgba(73, 215, 208, 0.55));
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
}
.announce-panel::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, rgba(91, 141, 238, 0.75), rgba(73, 215, 208, 0.75));
}

/* —— 公告正文内嵌图片 —— */
.announce-body img,
.rte-editor img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
  margin: 10px auto;
  box-shadow: 0 2px 12px rgba(60, 80, 160, 0.12);
}