:root {
  --radius-lg: 28px;
  --radius-md: 16px;
  --radius-sm: 13px;

  --bg-primary: #f0f4f8;
  --bg-secondary: #e2e8f0;
  --card-bg: rgba(255, 255, 255, 0.25);
  --card-border: rgba(255, 255, 255, 0.6);
  --text-main: #1e293b;
  --text-sub: #64748b;
  --text-light: #94a3b8;
  --shadow-color: rgba(148, 163, 184, 0.15);

  --rise-red: #ef4444;
  --fall-green: #10b981;
  --tag-ts-bg: #dbeafe; --tag-ts-text: #1e40af;
  --tag-react-bg: #bae6fd; --tag-react-text: #0369a1;
  --tag-photo-bg: #bbf7d0; --tag-photo-text: #15803d;
  --tag-coffee-bg: #fed7aa; --tag-coffee-text: #c2410c;
}

[data-theme="night"] {
  --bg-primary: #020617;
  --bg-secondary: #0f172a;
  --card-bg: rgba(15, 23, 42, 0.45);
  --card-border: rgba(255, 255, 255, 0.08);
  --text-main: #f8fafc;
  --text-sub: #94a3b8;
  --text-light: #64748b;
  --shadow-color: rgba(0, 0, 0, 0.5);

  --tag-ts-bg: #1e3a8a; --tag-ts-text: #bfdbfe;
  --tag-react-bg: #0c4a6e; --tag-react-text: #bae6fd;
  --tag-photo-bg: #14532d; --tag-photo-text: #bbf7d0;
  --tag-coffee-bg: #7c2d12; --tag-coffee-text: #fed7aa;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  min-height: 100vh;
  background: var(--bg-primary);
  transition: background 0.8s ease, color 0.5s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 20px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-main);
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  z-index: -1;
  transition: opacity 0.8s ease;
}

body:not([data-theme="night"])::before {
  background:
    radial-gradient(circle at 15% 8%, #ffecd2 0%, transparent 46%),
    radial-gradient(circle at 85% 12%, #fcb69f 0%, transparent 46%),
    radial-gradient(circle at 30% 90%, #a1c4fd 0%, transparent 47%),
    radial-gradient(circle at 75% 95%, #c2e9fb 0%, transparent 44%),
    linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);
  animation: gradientFlow 18s ease infinite;
}

body[data-theme="night"]::before {
  background:
    radial-gradient(circle at 20% 30%, #1e1b4b 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, #312e81 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, #020617 0%, #000000 100%);
}

#particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.main-container {
  width: 100%;
  max-width: 460px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  z-index: 1;
}

.left-col, .right-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.profile-info h1 {
  font-family: 'Inter', 'SF Pro Display', sans-serif;
  font-weight: 700;
  letter-spacing: .5px;
  
  display: inline-flex;
  align-items: center;
  gap: 8px;
  
  background: linear-gradient(
    120deg,
    #ff8c42 0%,
    #3a3a3a 35%,
    #ff8c42 50%,
    #3a3a3a 65%,
    #ff8c42 100%
  );
  background-size: 250% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  
  animation: glass-sweep 5s ease-in-out infinite;
  filter: drop-shadow(0 1px 1px rgba(255,255,255,.6)); /* 整体加一层玻璃高光投影 */
}





.profile-info h1::before { animation: spin-cw 4s linear infinite; }
.profile-info h1::after  { animation: spin-ccw 4s linear infinite; }

@keyframes spin-cw   { to { transform: rotate(360deg); } }
@keyframes spin-ccw  { to { transform: rotate(-360deg); } }

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

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

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes heartBeat {
  0%,100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

.glass-card {
  width: 100%;
  background: var(--card-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px var(--shadow-color);
  transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1), background 0.5s ease, border-color 0.5s ease;
  animation: fadeInUp 0.8s ease backwards;
  position: relative;
  overflow: hidden;
}

body:not([data-theme="night"]) .glass-card {
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.5),
    inset 0 2px 4px rgba(255, 255, 255, 0.8),
    0 8px 32px rgba(148, 163, 184, 0.1);
  border-top: 1px solid rgba(255, 255, 255, 0.8);
  border-left: 1px solid rgba(255, 255, 255, 0.8);
}

body:not([data-theme="night"]) .glass-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transform: skewX(-25deg);
  transition: 0.6s;
  pointer-events: none;
}

body:not([data-theme="night"]) .glass-card:hover {
  transform: translateY(-8px) scale(1.01);
  border-color: rgba(255, 255, 255, 0.9);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.6),
    0 20px 40px rgba(148, 163, 184, 0.2),
    0 0 15px rgba(255, 255, 255, 0.5);
}
body:not([data-theme="night"]) .glass-card:hover::after {
  left: 150%;
  transition: 0.8s;
}

[data-theme="night"] .glass-card {
  box-shadow:
    inset 0 0 20px rgba(255, 255, 255, 0.03),
    0 8px 32px rgba(0, 0, 0, 0.6);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  border-left: 1px solid rgba(255, 255, 255, 0.15);
}

[data-theme="night"] .glass-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
  transform: skewX(-25deg);
  transition: 0.5s;
  pointer-events: none;
}

[data-theme="night"] .glass-card:hover {
  transform: translateY(-8px) scale(1.01);
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow:
    inset 0 0 30px rgba(255, 255, 255, 0.05),
    0 15px 45px rgba(0, 0, 0, 0.7),
    0 0 20px rgba(100, 100, 255, 0.1);
}
[data-theme="night"] .glass-card:hover::after {
  left: 150%;
  transition: 0.7s;
}

.profile-card { animation-delay: 0.1s; position: relative; padding: 24px; }
.menu-card {
  animation-delay: 0.2s;
  padding: 12px;
  background: rgb(255 255 255 / 0%);
  border: 1px solid var(--radius-lg);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 10%), 0 8px 32px var(--shadow-color);
}

.social-bar { animation-delay: 0.3s; padding: 16px 32px; display: flex; justify-content: space-around; align-items: center; }
.quote-card { animation-delay: 0.4s; padding: 28px 24px; text-align: center; transition: all 0.3s ease; }

.controls-group {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  gap: 10px;
  z-index: 10;
}

.control-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--card-border);
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-sub);
  cursor: pointer;
  transition: all 0.3s ease;
  user-select: none;
  box-shadow: 0 4px 12px var(--shadow-color);
}

.control-btn:hover {
  background: rgba(255,255,255,0.4);
  color: var(--text-main);
  transform: scale(1.05);
}

.profile-header { display: flex; gap: 16px; align-items: flex-start; }
.avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #e8f4ff;
  overflow: hidden;
  flex-shrink: 0;
  border: 2px solid rgba(255, 165, 0, 0.5);
  display: grid;
  place-items: center;
  font-size: 32px;
  transition: transform 0.3s ease;
}

.profile-card:hover .avatar { transform: scale(1.05) rotate(-3deg); }
.profile-info h1 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 4px;
}

.profile-desc { font-size: 13px; color: var(--text-sub); margin-bottom: 6px; }
.time-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 0;
}

.time-main {
  font-size: 22px;
  font-weight: 500;
  color: var(--text-main);
  font-variant-numeric: tabular-nums;
}
.time-second { font-size: 12px; color: var(--text-light); }

.tags-scroll {
  width: 100%;
  margin-top: 14px;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 4px 2px 6px;
  scrollbar-width: none;
  -ms-overflow-style: none;
  -webkit-overflow-scrolling: touch;
}

.tags-scroll::-webkit-scrollbar { display: none; }
.tags {
  display: flex;
  flex-wrap: nowrap;
  gap: 6px;
  width: max-content;
  margin: 0 auto;
}

.tag {
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
  transition: transform 0.3s ease;
  cursor: default;
  flex-shrink: 0;
  white-space: nowrap;
}

.tag:hover { transform: translateY(-2px); }

:where([class*="tag-"]) {
  --brand: #8b8b8b;
  --brand-dim: rgba(139, 139, 139, 0.12);
}

.tag-ts     { --brand: #3178c6; --brand-dim: rgba(49, 120, 198, 0.12); }
.tag-java   { --brand: #f89820; --brand-dim: rgba(248, 152, 32, 0.12); }
.tag-python { --brand: #3776ab; --brand-dim: rgba(55, 118, 171, 0.12); }
.tag-golang { --brand: #00add8; --brand-dim: rgba(0, 173, 216, 0.12); }
.tag-rust   { --brand: #dea584; --brand-dim: rgba(222, 165, 132, 0.12); }
.tag-cpp    { --brand: #00599c; --brand-dim: rgba(0, 89, 156, 0.12); }
.tag-php    { --brand: #777bb4; --brand-dim: rgba(119, 123, 180, 0.12); }
.tag-ruby   { --brand: #d91435; --brand-dim: rgba(217, 20, 53, 0.12); }
.tag-swift  { --brand: #f05138; --brand-dim: rgba(240, 81, 56, 0.12); }
.tag-kotlin { --brand: #7f52ff; --brand-dim: rgba(127, 82, 255, 0.12); }

:is(.tag-ts,.tag-java,.tag-python,.tag-golang,.tag-rust,
    .tag-cpp,.tag-php,.tag-ruby,.tag-swift,.tag-kotlin) {
  position: relative;
  overflow: hidden;
  isolation: isolate;

  color: color-mix(in srgb, var(--brand) 85%, white);
  background: var(--brand-dim);
  border: 1px solid color-mix(in srgb, var(--brand) 30%, transparent);
  border-radius: 4px;

  box-shadow: inset 0 0 12px 2px color-mix(in srgb, var(--brand) 50%, transparent);
  outline: 1px solid color-mix(in srgb, var(--brand) 18%, transparent);
  outline-offset: 0px;

  animation: glow-breathe 3s ease-in-out infinite alternate;

  transition:
    color 0.3s ease,
    background 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease,
    outline-color 0.3s ease;
}

@keyframes glow-breathe {
  0% {
    box-shadow: inset 0 0 12px 2px color-mix(in srgb, var(--brand) 50%, transparent);
    outline-color: color-mix(in srgb, var(--brand) 18%, transparent);
    border-color: color-mix(in srgb, var(--brand) 30%, transparent);
  }
  100% {
    box-shadow: inset 0 0 6px 1px color-mix(in srgb, var(--brand) 20%, transparent);
    outline-color: color-mix(in srgb, var(--brand) 6%, transparent);
    border-color: color-mix(in srgb, var(--brand) 15%, transparent);
  }
}

:is(.tag-ts,.tag-java,.tag-python,.tag-golang,.tag-rust,
    .tag-cpp,.tag-php,.tag-ruby,.tag-swift,.tag-kotlin):hover {
  color: #fff;
  border-color: var(--brand);
  outline-color: color-mix(in srgb, var(--brand) 30%, transparent);

  background:
    linear-gradient(90deg, var(--brand), var(--brand)) left / 100% 100% no-repeat,
    var(--brand-dim);
  background-size: 100% 100%;

  box-shadow: inset 0 0 16px 4px color-mix(in srgb, var(--brand) 70%, transparent);

  animation: glitch-nudge 0.3s steps(2) 1;
}

@keyframes glitch-nudge {
  0%   { transform: translate(0); }
  25%  { transform: translate(-1px, 1px); }
  50%  { transform: translate(1px, -1px); }
  75%  { transform: translate(-1px, 0); }
  100% { transform: translate(0); }
}

:is(.tag-ts,.tag-java,.tag-python,.tag-golang,.tag-rust,
    .tag-cpp,.tag-php,.tag-ruby,.tag-swift,.tag-kotlin)::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 30%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transform: skewX(-20deg) translateX(-400%);
  pointer-events: none;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

:is(.tag-ts,.tag-java,.tag-python,.tag-golang,.tag-rust,
    .tag-cpp,.tag-php,.tag-ruby,.tag-swift,.tag-kotlin):hover::after {
  transform: skewX(-20deg) translateX(450%);
}

:is(.tag-ts,.tag-java,.tag-python,.tag-golang,.tag-rust,
    .tag-cpp,.tag-php,.tag-ruby,.tag-swift,.tag-kotlin):active {
  filter: brightness(1.3);
  transition-duration: 0.05s;
}

:is(.tag-ts,.tag-java,.tag-python,.tag-golang,.tag-rust,
    .tag-cpp,.tag-php,.tag-ruby,.tag-swift,.tag-kotlin):focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  :is(.tag-ts,.tag-java,.tag-python,.tag-golang,.tag-rust,
      .tag-cpp,.tag-php,.tag-ruby,.tag-swift,.tag-kotlin) {
    animation: none;
    box-shadow: inset 0 0 9px 1.5px color-mix(in srgb, var(--brand) 35%, transparent);
    outline-color: color-mix(in srgb, var(--brand) 12%, transparent);
    border-color: color-mix(in srgb, var(--brand) 22%, transparent);
  }

  :is(.tag-ts,.tag-java,.tag-python,.tag-golang,.tag-rust,
      .tag-cpp,.tag-php,.tag-ruby,.tag-swift,.tag-kotlin):hover {
    animation: none;
  }

  :is(.tag-ts,.tag-java,.tag-python,.tag-golang,.tag-rust,
      .tag-cpp,.tag-php,.tag-ruby,.tag-swift,.tag-kotlin)::after {
    transition: none;
  }

  :is(.tag-ts,.tag-java,.tag-python,.tag-golang,.tag-rust,
      .tag-cpp,.tag-php,.tag-ruby,.tag-swift,.tag-kotlin):hover::after {
    transform: skewX(-20deg) translateX(-400%);
  }
}

.menu-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  background: rgba(255,255,255,0);
  box-shadow:
    inset 0 0 0 1px rgb(254 164 0 / 83%),
    inset 0 2px 10px rgba(255, 255, 255, 30%),
    inset 0 -2px 10px rgba(0, 0, 0, 38%);
  margin-bottom: 0;
}

.menu-item:hover {
  background: #ffa500;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.22),
    inset 0 2px 14px rgba(255, 255, 255, 0.6),
    inset 0 -2px 12px rgba(0, 0, 0, 0.02),
    0 0 18px rgba(56, 189, 248, 0);
  transform: translateX(6px);
}

.menu-left { display: flex; align-items: center; gap: 14px; }
.menu-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-size: 16px;
  transition: transform 0.3s ease;
}

.menu-item:hover .menu-icon { transform: scale(1.15); }
.icon-home { background: #dbeafe; color: #3b82f6; }
.icon-cloud-download { background: #f3e8ff; color: #a855f7; }
.icon-skyatlas { background: #ffe4e6; color: #f43f5e; }
.icon-skyatlas { background: #dcfce7; color: #22c55e; }
.icon-cloud-download { background: #ffedd5; color: #f97316; }
.menu-text h3 {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-main);
  margin-bottom: 2px;
}

.menu-text p { font-size: 12px; color: var(--text-light); }
.menu-arrow {
  font-size: 12px;
  color: #d1d5db;
  transition: transform 0.3s ease, color 0.3s ease;
}

.menu-item:hover .menu-arrow { color: var(--text-sub); transform: translateX(3px); }
.social-icon {
  font-size : 20px;
  color     : var(--text-sub);
  cursor    : pointer;
  transition: all 0.3s ease;
}

.social-icon:hover { color: var(--text-main); transform: scale(1.2) translateY(-2px); }
.social-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.social-name {
  font-size: 10px;
  color: var(--text-light);
  white-space: nowrap;
}

.announcement-bar {
  position: relative;
  margin-top: 16px;
  padding: 18px 22px;
  text-align: center;
  border-top: 1px solid #ffa500;
  border-radius: var(--radius-md);
  background: linear-gradient(120deg, rgba(56,189,248,0.08), rgba(168,85,247,0.08));
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  overflow: hidden;
  isolation: isolate;
  animation: announceGlow 3.6s ease-in-out infinite, announceFloat 5s ease-in-out infinite;
}

.announcement-bar::before {
  content: '';
  position: absolute;
  top: 0;
  left: -120%;
  width: 60%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.45), transparent);
  transform: skewX(-20deg);
  animation: announceSweep 4.5s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes announceGlow {
  0%, 100% { box-shadow: 0 0 0 rgba(56, 189, 248, 0); }
  50%      { box-shadow: 0 0 22px rgba(56, 189, 248, 0.28), 0 0 8px rgba(168, 85, 247, 0.18); }
}

@keyframes announceFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-3px); }
}

@keyframes announceSweep {
  0%   { left: -120%; }
  55%  { left: 160%; }
  100% { left: 160%; }
}

[data-theme="night"] .announcement-bar::before {
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.16), transparent);
}

.announcement-bar:hover {
  box-shadow: 0 0 26px rgba(56, 189, 248, 0.32);
  animation-play-state: paused;
}

.announcement-title {
  position: relative;
  z-index: 1;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.4;
  letter-spacing: 0.5px;
  width: 100%;
  text-align: center;
  animation: announceTextIn 0.6s ease both;
}

.announcement-line {
  position: relative;
  z-index: 1;
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.6;
  font-weight: 400;
  letter-spacing: 0.3px;
  width: 100%;
  text-align: center;
  animation: announceTextIn 0.6s ease both;
}

@keyframes announceTextIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.rate-title { font-size: 14px; color: var(--text-sub); margin-bottom: 12px; }
.rate-price {
  font-size: 32px;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.rate-change { font-size: 14px; margin-bottom: 0; }
.rate-up { color: var(--rise-red); }
.rate-down { color: var(--fall-green); }
.rate-flat { color: var(--text-main); }
footer {
  margin-top: 20px;
  font-size: 11px;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 4px;
  animation: fadeInUp 0.8s ease 0.5s backwards;
}

.heart {
  color: #f87171;
  font-size: 10px;
  animation: heartBeat 1.5s ease-in-out infinite;
}

@media (max-width: 767px) {
  body { padding: 24px 14px; justify-content: flex-start; }
  .main-container { display: flex; flex-direction: column; }
  .left-col, .right-col { display: contents; }
  .profile-card { order: 1; padding: 20px; }
  .menu-card { order: 2; padding: 16px; }
  .menu-item { padding: 6px 16px; margin-bottom: 8px; }
  .social-bar { order: 3; }
  .quote-card { order: 4; }
  .controls-group { top: 16px; right: 16px; }
}

@media (min-width: 768px) {
  body { padding: 40px 20px; }
  .main-container {
    max-width: 960px;
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 24px;
    align-items: stretch;
  }
  .right-col { height: 100%; }
  .menu-card { height: 100%; padding: 12px; display: flex; flex-direction: column; justify-content: space-evenly; }
}

#customAlert {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: max-content;
  min-width: 300px;
  max-width: 85vw;
  background: var(--card-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: 0 8px 32px var(--shadow-color);
  z-index: 9999;
  display: none;
  text-align: center;
  transition: all 0.3s ease;
}

#customAlert p {
  font-size: 14px;
  color: var(--text-main);
  line-height: 1.6;
  margin-bottom: 18px;
  letter-spacing: 0.3px;
}

#customAlert button {
  background: linear-gradient(120deg, rgba(56,189,248,0.12), rgba(168,85,247,0.12));
  border: 1px solid rgba(255,255,255,0.4);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  padding: 6px 22px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.3s ease;
}

#customAlert button:hover {
  background: linear-gradient(120deg, rgba(56,189,248,0.2), rgba(168,85,247,0.2));
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(56, 189, 248, 0.1);
}

@media (prefers-reduced-motion: reduce) {
  .announcement-bar,
  .announcement-bar::before,
  .announcement-title,
  .announcement-line { animation: none !important; }
}