/**
 * CityTrust 公开站组件库
 * Naming: ct-* (CityTrust)
 * 依赖: tokens.css
 */

/* ==================== Base · 覆盖旧 hk-* 默认 ==================== */
body {
  font-family: var(--ct-font-ui);
  background: var(--ct-bg);
  color: var(--ct-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }
a:hover { color: var(--ct-gold); }

::selection {
  background: var(--ct-gold);
  color: var(--ct-text-on-gold);
}

/* 滚动条 */
html {
  scrollbar-width: thin;
  scrollbar-color: var(--ct-gold-deep) transparent;
}
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--ct-gold-deep);
  border-radius: var(--ct-radius-pill);
}
::-webkit-scrollbar-thumb:hover { background: var(--ct-gold); }

/* ==================== Layout ==================== */
.ct-container {
  width: 100%;
  max-width: var(--ct-container);
  margin: 0 auto;
  padding: 0 var(--ct-space-6);
}
.ct-container--narrow {
  max-width: var(--ct-container-narrow);
}

.ct-section {
  position: relative;
  padding: var(--ct-section-py) 0;
  overflow: hidden;
}
.ct-section--sm { padding: var(--ct-section-py-sm) 0; }
.ct-section--deep { background: var(--ct-bg-deep); }
.ct-section--elev { background: var(--ct-bg-elev); }

/* Section 进入时的金色光带(顶部 1px 横向延展) */
.ct-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--ct-gold) 50%,
    transparent
  );
  transition: width 1.4s var(--ct-ease-out), left 1.4s var(--ct-ease-out);
  opacity: 0;
}
.ct-section.is-revealed::before {
  width: 80%;
  left: 10%;
  opacity: 1;
}
/* 关闭 section 顶部金色光带分割线 (用于动画背景区段, 避免过于规整) */
.ct-section--no-divider::before { display: none; }

/* ==================== Typography ==================== */
.ct-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--ct-space-2);
  font-family: var(--ct-font-ui);
  font-size: var(--ct-fs-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ct-gold);
}
.ct-eyebrow__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ct-gold);
  box-shadow: 0 0 12px var(--ct-gold-glow);
  animation: ct-pulse-dot 2.4s ease-in-out infinite;
}
@keyframes ct-pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.ct-display {
  font-family: var(--ct-font-display);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--ct-text);
  font-variation-settings: 'opsz' 144, 'SOFT' 50;
}
.ct-display--hero { font-size: var(--ct-fs-hero); }
.ct-display--h1 { font-size: var(--ct-fs-h1); }
.ct-display--h2 { font-size: var(--ct-fs-h2); }
.ct-display em {
  /* 默认中文友好: 不 italic (合成中文斜体丑); 用色彩+加粗强调 */
  font-style: normal;
  color: var(--ct-gold);
  font-weight: 700;
}

.ct-lead {
  font-family: var(--ct-font-ui);
  font-size: var(--ct-fs-body-lg);
  font-weight: 400;
  line-height: 1.6;
  color: var(--ct-text-soft);
  max-width: 56ch;
}

.ct-text { color: var(--ct-text-soft); line-height: 1.7; font-size: var(--ct-fs-body); }
.ct-text--mute { color: var(--ct-text-mute); }

/* ==================== Header ==================== */
.ct-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--ct-header-h);
  z-index: var(--ct-header-z);
  display: flex;
  align-items: center;
  /* 注意: backdrop-filter 不放在 .ct-header 自身 — 否则会创建 backdrop root,
     让子元素 dropdown 的 backdrop-filter 失效。改用 ::before 伪元素承载玻璃化。 */
  background: transparent;
  border-bottom: 1px solid transparent;
  transition:
    height var(--ct-dur) var(--ct-ease-out),
    border-color var(--ct-dur) var(--ct-ease-out);
}
.ct-header::before {
  content: '';
  position: absolute;
  inset: 0;
  /* 顶部完全透明: header 与下方 hero 视觉融为一体 */
  background: transparent;
  z-index: -1;
  pointer-events: none;
  transition:
    background var(--ct-dur) var(--ct-ease-out),
    backdrop-filter var(--ct-dur) var(--ct-ease-out),
    -webkit-backdrop-filter var(--ct-dur) var(--ct-ease-out);
}
.ct-header.is-scrolled {
  height: var(--ct-header-h-scrolled);
  border-bottom-color: var(--ct-border);
}
.ct-header.is-scrolled::before {
  background: rgba(11, 16, 32, 0.42);
  backdrop-filter: blur(32px) saturate(170%);
  -webkit-backdrop-filter: blur(32px) saturate(170%);
}

.ct-header__inner {
  width: 100%;
  max-width: var(--ct-container);
  margin: 0 auto;
  padding: 0 var(--ct-space-6);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--ct-space-6);
}

/* Logo */
.ct-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--ct-space-3);
  text-decoration: none;
  color: var(--ct-text);
  cursor: pointer;
  transition: opacity var(--ct-dur-fast) var(--ct-ease-out);
}
.ct-logo:hover { opacity: 0.85; }

.ct-logo__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  width: auto;
  filter: drop-shadow(0 0 14px var(--ct-gold-glow));
  transition: transform var(--ct-dur) var(--ct-ease-out), filter var(--ct-dur) var(--ct-ease-out);
}
.ct-logo:hover .ct-logo__mark {
  transform: translateY(-1px) scale(1.04);
  filter: drop-shadow(0 0 20px var(--ct-gold-glow-strong));
}
.ct-logo__mark img,
.ct-logo__mark svg {
  display: block;
  height: 100%;
  width: auto;
}

.ct-logo__text {
  font-family: var(--ct-font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: 0.01em;
  line-height: 1;
  font-variation-settings: 'opsz' 96, 'SOFT' 30;
  white-space: nowrap;
}
.ct-logo__char {
  display: inline-block;
  color: rgba(232, 230, 220, 0.85);
  transition: color var(--ct-dur) var(--ct-ease-out);
}
.ct-logo__char--accent {
  color: var(--ct-gold);
  font-weight: 700;
}

/* Nav (居中) */
.ct-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--ct-space-7);
}
.ct-nav__link {
  position: relative;
  font-family: var(--ct-font-ui);
  font-size: var(--ct-fs-sm);
  font-weight: 500;
  color: var(--ct-text-soft);
  text-decoration: none;
  padding: var(--ct-space-2) 0;
  letter-spacing: 0.02em;
  transition: color var(--ct-dur-fast) var(--ct-ease-out);
}
.ct-nav__link::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -4px;
  width: 0;
  height: 1px;
  background: var(--ct-gold);
  transition: width var(--ct-dur) var(--ct-ease-out), left var(--ct-dur) var(--ct-ease-out);
}
.ct-nav__link:hover,
.ct-nav__link.is-active {
  color: var(--ct-text);
}
.ct-nav__link:hover::after,
.ct-nav__link.is-active::after {
  width: 100%;
  left: 0;
}

/* Header Actions */
.ct-header__actions {
  display: flex;
  align-items: center;
  gap: var(--ct-space-3);
}
.ct-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--ct-radius-full);
  background: transparent;
  border: 1px solid transparent;
  color: var(--ct-text-soft);
  cursor: pointer;
  transition: all var(--ct-dur-fast) var(--ct-ease-out);
}
.ct-icon-btn:hover {
  color: var(--ct-gold);
  border-color: var(--ct-border-gold);
  background: var(--ct-gold-soft);
}

/* Mobile toggle (hidden 默认, mobile 显示) */
.ct-header__mobile-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--ct-border-strong);
  border-radius: var(--ct-radius-md);
  color: var(--ct-text);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ==================== Buttons ==================== */
.ct-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--ct-space-2);
  padding: 14px 28px;
  font-family: var(--ct-font-ui);
  font-size: var(--ct-fs-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--ct-radius-pill);
  cursor: pointer;
  overflow: hidden;
  white-space: nowrap;
  transition:
    transform var(--ct-dur-fast) var(--ct-ease-out),
    background var(--ct-dur) var(--ct-ease-out),
    color var(--ct-dur) var(--ct-ease-out),
    border-color var(--ct-dur) var(--ct-ease-out),
    box-shadow var(--ct-dur) var(--ct-ease-out),
    letter-spacing var(--ct-dur) var(--ct-ease-out);
  will-change: transform;
}
.ct-btn:hover { transform: translateY(-2px); }
.ct-btn:active { transform: translateY(0); }

.ct-btn__arrow {
  display: inline-flex;
  transition: transform var(--ct-dur) var(--ct-ease-out);
}
.ct-btn:hover .ct-btn__arrow {
  transform: translateX(4px);
}

/* Primary (filled gold) */
.ct-btn--primary {
  background: var(--ct-gold);
  color: var(--ct-text-on-gold);
  border-color: var(--ct-gold);
}
.ct-btn--primary:hover {
  background: var(--ct-gold-hover);
  border-color: var(--ct-gold-hover);
  color: var(--ct-text-on-gold);
  box-shadow: var(--ct-shadow-gold-strong);
  letter-spacing: 0.04em;
}

/* Ghost */
.ct-btn--ghost {
  background: transparent;
  color: var(--ct-text);
  border-color: var(--ct-border-strong);
}
.ct-btn--ghost:hover {
  color: var(--ct-gold);
  border-color: var(--ct-gold);
  background: var(--ct-gold-soft);
}

/* Outlined gold */
.ct-btn--outline {
  background: var(--ct-gold-soft);
  color: var(--ct-gold);
  border-color: var(--ct-border-gold);
}
.ct-btn--outline:hover {
  background: var(--ct-gold);
  color: var(--ct-text-on-gold);
  border-color: var(--ct-gold);
}

/* Sizes */
.ct-btn--sm { padding: 10px 20px; font-size: 13px; }
.ct-btn--lg { padding: 18px 36px; font-size: 16px; }

/* Swap: 文字 hover 滑出, 箭头滑入 */
.ct-btn--swap {
  position: relative;
  overflow: hidden;
  min-width: 96px;
}
.ct-btn--swap > span {
  display: inline-block;
  transition: transform var(--ct-dur) var(--ct-ease-out), opacity var(--ct-dur) var(--ct-ease-out);
}
.ct-btn--swap__arrow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) translateX(-14px);
  opacity: 0;
  font-size: 16px;
  color: inherit;
  transition: opacity var(--ct-dur) var(--ct-ease-out), transform var(--ct-dur) var(--ct-ease-out);
  pointer-events: none;
}
.ct-btn--swap:hover > span {
  opacity: 0;
  transform: translateX(20px);
}
.ct-btn--swap:hover .ct-btn--swap__arrow {
  opacity: 1;
  transform: translate(-50%, -50%) translateX(0);
}

/* ==================== Tag / Chip ==================== */
.ct-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--ct-space-1);
  padding: 6px 14px;
  border-radius: var(--ct-radius-pill);
  font-size: var(--ct-fs-xs);
  font-weight: 500;
  letter-spacing: 0.04em;
  background: var(--ct-gold-soft);
  color: var(--ct-gold);
  border: 1px solid var(--ct-border-gold);
}
.ct-tag--mint {
  background: var(--ct-mint-soft);
  color: var(--ct-mint);
  border-color: rgba(125, 211, 192, 0.3);
}

/* ==================== Reveal · 进场动效 (scroll-driven) ====================
   元素 opacity / translateY 由 JS 根据 scroll 进度连续设置 inline style
   CSS 默认 hidden 状态; .is-scroll-driven 关闭 transition 避免与 inline style 抢控制 */
[data-reveal] {
  opacity: 0;
  transform: translateY(72px);
  will-change: opacity, transform;
}
.ct-stagger-item {
  opacity: 0;
  transform: translateY(72px);
  will-change: opacity, transform;
}
/* JS 接管后关闭 transition (inline style 直接生效, 跟手平滑) */
.is-scroll-driven {
  transition: none !important;
}
/* 首次加载阶段: 启用 transition, 让 scroll-driven 元素从 CSS 初始值 ramp 到目标 progress */
body.is-load-phase .is-scroll-driven {
  transition: opacity 0.9s var(--ct-ease-out), transform 0.9s var(--ct-ease-out) !important;
}
/* fade 变体 (无位移, 仍由 JS opacity 控制) */
[data-reveal="fade"] { transform: none; }

/* Split text (字符级) */
.ct-split { display: inline; }
/* word wrapper: 英文单词内字符不被换行截断 */
.ct-split__word {
  display: inline-block;
  white-space: nowrap;
}
.ct-split__char {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.6em) rotateX(-30deg);
  transform-origin: 0% 0%;
  transition: opacity 0.7s var(--ct-ease-out), transform 0.7s var(--ct-ease-out);
}
.is-revealed .ct-split__char {
  opacity: 1;
  transform: translateY(0) rotateX(0);
}

/* ==================== Cursor Follower ==================== */
.ct-cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  margin: -4px 0 0 -4px;
  border-radius: 50%;
  background: var(--ct-gold);
  pointer-events: none;
  z-index: var(--ct-z-cursor);
  mix-blend-mode: difference;
  transition: width var(--ct-dur) var(--ct-ease-spring),
              height var(--ct-dur) var(--ct-ease-spring),
              margin var(--ct-dur) var(--ct-ease-spring),
              background var(--ct-dur) var(--ct-ease-out);
}
.ct-cursor.is-hover {
  width: 36px;
  height: 36px;
  margin: -18px 0 0 -18px;
  background: rgba(197, 165, 114, 0.5);
}
@media (pointer: coarse) {
  .ct-cursor { display: none; }
}

/* ==================== Decorative Backgrounds ==================== */
.ct-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--ct-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--ct-border) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  pointer-events: none;
  opacity: 0.5;
}
.ct-bg-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--ct-gold-glow) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.6;
}
.ct-bg-glow--mint {
  background: radial-gradient(circle, var(--ct-mint-glow) 0%, transparent 70%);
}

/* ==================== Card ==================== */
.ct-card {
  position: relative;
  background: var(--ct-surface);
  border: 1px solid var(--ct-border);
  border-radius: var(--ct-radius-lg);
  padding: var(--ct-space-7);
  overflow: hidden;
  transition:
    transform var(--ct-dur) var(--ct-ease-out),
    background var(--ct-dur) var(--ct-ease-out),
    border-color var(--ct-dur) var(--ct-ease-out),
    box-shadow var(--ct-dur) var(--ct-ease-out);
}
.ct-card:hover {
  transform: translateY(-6px);
  background: var(--ct-surface-hover);
  border-color: var(--ct-border-gold);
  box-shadow: var(--ct-shadow-gold);
}
.ct-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, transparent, var(--ct-gold-glow), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
          mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--ct-dur) var(--ct-ease-out);
  pointer-events: none;
}
.ct-card:hover::before { opacity: 1; }

/* ==================== Responsive ==================== */
@media (max-width: 991px) {
  .ct-header__inner {
    grid-template-columns: auto 1fr auto;
    padding: 0 var(--ct-space-4);
  }
  .ct-nav { display: none; }
  .ct-header__actions { gap: var(--ct-space-2); }
  .ct-header__mobile-toggle { display: inline-flex; }
}

@media (max-width: 640px) {
  .ct-container { padding: 0 var(--ct-space-4); }
  .ct-logo__text { font-size: 18px; }
  .ct-logo__mark { width: 26px; height: 26px; }
}

/* ==================== Mobile Menu ==================== */
.ct-mobile-menu {
  position: fixed;
  inset: var(--ct-header-h-scrolled) 0 0 0;
  z-index: calc(var(--ct-header-z) - 1);
  background: rgba(7, 11, 22, 0.96);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-20px);
  transition:
    opacity var(--ct-dur) var(--ct-ease-out),
    visibility var(--ct-dur) var(--ct-ease-out),
    transform var(--ct-dur) var(--ct-ease-out);
  overflow-y: auto;
}
.ct-mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.ct-mobile-menu__inner {
  display: flex;
  flex-direction: column;
  gap: var(--ct-space-4);
  padding: var(--ct-space-7) var(--ct-space-5);
}
.ct-mobile-menu__link {
  font-family: var(--ct-font-display);
  font-size: 28px;
  font-weight: 600;
  color: var(--ct-text);
  text-decoration: none;
  padding: var(--ct-space-3) 0;
  border-bottom: 1px solid var(--ct-border);
  transition: color var(--ct-dur-fast) var(--ct-ease-out), padding-left var(--ct-dur) var(--ct-ease-out);
}
.ct-mobile-menu__link:hover,
.ct-mobile-menu__link:focus {
  color: var(--ct-gold);
  padding-left: var(--ct-space-3);
}
.ct-mobile-menu__divider {
  height: 1px;
  background: var(--ct-border);
  margin: var(--ct-space-3) 0;
}
.ct-mobile-menu__lang {
  display: flex;
  gap: var(--ct-space-2);
  margin-top: var(--ct-space-4);
}
.ct-mobile-menu__lang .hk-mobile-menu__lang-btn {
  flex: 1;
  padding: 10px 0;
  border: 1px solid var(--ct-border-strong);
  border-radius: var(--ct-radius-md);
  background: transparent;
  color: var(--ct-text-soft);
  font-size: var(--ct-fs-sm);
  cursor: pointer;
  transition: all var(--ct-dur-fast) var(--ct-ease-out);
}
.ct-mobile-menu__lang .hk-mobile-menu__lang-btn:hover,
.ct-mobile-menu__lang .hk-mobile-menu__lang-btn--active {
  border-color: var(--ct-gold);
  color: var(--ct-gold);
  background: var(--ct-gold-soft);
}
.ct-mobile-menu__contact {
  display: flex;
  align-items: center;
  gap: var(--ct-space-3);
  padding: var(--ct-space-4) 0;
  color: var(--ct-text-soft);
  font-size: var(--ct-fs-sm);
}
.ct-mobile-menu__contact a {
  color: var(--ct-text);
  text-decoration: none;
  font-weight: 600;
}
.ct-mobile-menu__contact i {
  color: var(--ct-gold);
}

body.ct-no-scroll {
  overflow: hidden;
}

/* 旧 hk-* 顶栏在新页面应隐藏(若残留) */
.hk-header { display: none !important; }
.hk-mobile-menu { display: none !important; }

/* ==================== Footer ==================== */
.ct-footer {
  position: relative;
  background: var(--ct-bg-deep);
  padding: var(--ct-section-py-sm) 0 var(--ct-space-6);
  overflow: hidden;
  border-top: 1px solid var(--ct-border);
}
.ct-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ct-gold), transparent);
  opacity: 0.6;
}
.ct-footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--ct-space-7);
  margin-bottom: var(--ct-space-9);
}
.ct-footer__brand .ct-logo {
  margin-bottom: var(--ct-space-4);
}
.ct-footer__tagline {
  color: var(--ct-text-soft);
  font-family: var(--ct-font-display);
  font-size: 20px;
  line-height: 1.4;
  font-weight: 500;
  margin-bottom: var(--ct-space-5);
  max-width: 36ch;
}
.ct-footer__newsletter {
  display: flex;
  gap: var(--ct-space-2);
  max-width: 360px;
}
.ct-footer__newsletter input {
  flex: 1;
  background: var(--ct-surface);
  border: 1px solid var(--ct-border);
  border-radius: var(--ct-radius-pill);
  padding: 10px 18px;
  color: var(--ct-text);
  font-size: var(--ct-fs-sm);
  outline: none;
  transition: border-color var(--ct-dur-fast) var(--ct-ease-out);
}
.ct-footer__newsletter input:focus {
  border-color: var(--ct-gold);
}
.ct-footer__col-title {
  font-family: var(--ct-font-ui);
  font-size: var(--ct-fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ct-text-mute);
  margin-bottom: var(--ct-space-4);
}
.ct-footer__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--ct-space-3);
}
.ct-footer__list a {
  color: var(--ct-text-soft);
  text-decoration: none;
  font-size: var(--ct-fs-sm);
  transition: color var(--ct-dur-fast) var(--ct-ease-out), padding-left var(--ct-dur) var(--ct-ease-out);
  display: inline-block;
}
.ct-footer__list a:hover {
  color: var(--ct-gold);
  padding-left: 6px;
}
.ct-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--ct-space-4);
  padding-top: var(--ct-space-5);
  border-top: 1px solid var(--ct-border);
  color: var(--ct-text-mute);
  font-size: var(--ct-fs-xs);
  letter-spacing: 0.04em;
}
.ct-footer__social {
  display: flex;
  gap: var(--ct-space-2);
}
.ct-footer__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--ct-surface);
  border: 1px solid var(--ct-border);
  color: var(--ct-text-soft);
  text-decoration: none;
  transition: all var(--ct-dur-fast) var(--ct-ease-out);
}
.ct-footer__social a:hover {
  background: var(--ct-gold);
  color: var(--ct-text-on-gold);
  border-color: var(--ct-gold);
  transform: translateY(-2px);
}

@media (max-width: 991px) {
  .ct-footer__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--ct-space-6);
  }
  .ct-footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .ct-footer__inner { grid-template-columns: 1fr; }
}

/* ==================== 客服助手 (悬浮按钮 + 弹窗) ==================== */
.ct-assistant-fab {
  position: fixed;
  right: var(--ct-space-5);
  bottom: var(--ct-space-5);
  width: 56px;
  height: 56px;
  background: transparent;
  border: 0;
  color: var(--ct-gold);
  cursor: pointer;
  padding: 0;
  z-index: var(--ct-z-overlay);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  /* 清除浏览器 button 默认外观 / focus 高亮 / tap highlight */
  -webkit-appearance: none;
  appearance: none;
  outline: none;
  -webkit-tap-highlight-color: transparent;
  box-shadow: none;
  /* 注意: 父级不能加 filter / transform / opacity 过渡 — 会创建 stacking context
     让子元素 close X 的 backdrop-filter 模糊不到页面背景 */
  transition: transform var(--ct-dur) var(--ct-ease-out);
}
.ct-assistant-fab::-moz-focus-inner { border: 0; padding: 0; }
.ct-assistant-fab:focus,
.ct-assistant-fab:focus-visible { outline: none; box-shadow: none; }
.ct-assistant-fab:hover { transform: translateY(-4px); }
/* 头像 — 默认显示, 填满 fab; drop-shadow 放在自身, 不污染父 stacking context */
.ct-assistant-fab__avatar {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 6px 14px rgba(201, 160, 92, 0.30));
  transition: opacity var(--ct-dur-fast) var(--ct-ease-out), filter var(--ct-dur) var(--ct-ease-out);
}
.ct-assistant-fab:hover .ct-assistant-fab__avatar {
  filter: drop-shadow(0 10px 22px rgba(201, 160, 92, 0.45));
}
/* 关闭 X — 玻璃化圆形, 与 panel 同款; 直径跟头像视觉高度对齐
   (头像图 708×566 在 56 容器内 contain 后 = 56×45, 圆取 ~45 与头像视觉一致) */
/* 关键: 默认状态 close 完全透明 + 无 backdrop-filter, 防止 opacity 0 时仍渲染"很浅的背景框"
   只有 .is-open 时才应用玻璃样式; display none 让它彻底不参与 paint */
.ct-assistant-fab__close {
  display: none;
  position: absolute;
  inset: 5.5px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--ct-text-soft);
  pointer-events: none;
}
.ct-assistant-fab:hover .ct-assistant-fab__close { color: var(--ct-text); }
.ct-assistant-fab.is-open .ct-assistant-fab__avatar { opacity: 0; }
.ct-assistant-fab.is-open .ct-assistant-fab__close {
  display: inline-flex;
  /* 不用 backdrop-filter, 防止默认状态下 GPU layer 残留出现"很浅的背景框" */
  background: rgba(11, 16, 32, 0.86);
  border: 1px solid var(--ct-border);
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.ct-assistant-panel {
  position: fixed;
  right: var(--ct-space-5);
  bottom: calc(var(--ct-space-5) + 56px + 12px);
  width: 360px;
  max-width: calc(100vw - 32px);
  height: 520px;
  max-height: calc(100vh - 140px);
  background: rgba(11, 16, 32, 0.42);
  backdrop-filter: blur(32px) saturate(170%);
  -webkit-backdrop-filter: blur(32px) saturate(170%);
  border: 1px solid var(--ct-border);
  border-radius: var(--ct-radius-2xl);
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  z-index: var(--ct-z-overlay);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  /* 注意: 不能在自身用 transform/opacity 过渡 — 会创建 stacking context 让 backdrop-filter 失效 */
}
.ct-assistant-panel[hidden] { display: none; }

/* 进场动画放在子元素上(不影响父的 backdrop-filter), 与语言切换 dropdown 一致 */
.ct-assistant-panel:not([hidden]) > * {
  animation: ct-asst-in 0.28s var(--ct-ease-out) backwards;
}
.ct-assistant-panel:not([hidden]) > *:nth-child(1) { animation-delay: 0.00s; }
.ct-assistant-panel:not([hidden]) > *:nth-child(2) { animation-delay: 0.04s; }
.ct-assistant-panel:not([hidden]) > *:nth-child(3) { animation-delay: 0.08s; }
.ct-assistant-panel:not([hidden]) > *:nth-child(4) { animation-delay: 0.12s; }
@keyframes ct-asst-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.ct-assistant__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--ct-space-4) var(--ct-space-5);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.ct-assistant__title-wrap {
  display: flex;
  align-items: center;
  gap: var(--ct-space-3);
}
.ct-assistant__avatar {
  flex: 0 0 36px;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  /* 微妙金色 glow, 跟 panel 玻璃感呼应 */
  filter: drop-shadow(0 1px 4px rgba(201, 160, 92, 0.18));
}
.ct-assistant__avatar img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.ct-assistant__title {
  margin: 0;
  font-family: var(--ct-font-ui);
  font-size: 15px;
  font-weight: 600;
  color: var(--ct-text);
}
.ct-assistant__subtitle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--ct-text-mute);
  margin-top: 2px;
}
.ct-assistant__status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 6px rgba(74, 222, 128, 0.6);
  animation: ct-pulse-dot 2.4s ease-in-out infinite;
}
.ct-assistant__close {
  background: rgba(255, 255, 255, 0.06);
  border: 0;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: var(--ct-text-soft);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: background var(--ct-dur) var(--ct-ease-out), color var(--ct-dur) var(--ct-ease-out);
}
.ct-assistant__close:hover { background: rgba(255, 255, 255, 0.14); color: var(--ct-text); }

.ct-assistant__messages {
  flex: 1;
  padding: var(--ct-space-4);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--ct-space-3);
}
.ct-assistant__msg {
  max-width: 82%;
  padding: 9px 14px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.55;
  word-break: break-word;
  font-family: var(--ct-font-ui);
}
.ct-assistant__msg--bot {
  align-self: flex-start;
  background: var(--ct-bg-elev);
  color: var(--ct-text-soft);
  border-top-left-radius: 4px;
}
.ct-assistant__msg--user {
  align-self: flex-end;
  /* 半透明暗卡其, 无边框 — 与 bot 气泡风格对齐 */
  background: rgba(139, 111, 56, 0.18);
  color: var(--ct-text);
  border-top-right-radius: 4px;
}

/* ===== 用户语音消息气泡 (回放) ===== */
.ct-assistant__msg--audio {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  cursor: default;
}
.ct-assistant__msg--audio audio { display: none; }
/* 裸三角形 / 双竖线, 无背景圆 */
.ct-asst-audio__play {
  flex: 0 0 auto;
  border: 0;
  background: transparent;
  color: var(--ct-gold);
  cursor: pointer;
  padding: 0 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: color var(--ct-dur-fast) var(--ct-ease-out);
}
.ct-asst-audio__play:hover { color: var(--ct-gold-light); background: transparent; }
.ct-asst-audio__play > i,
.ct-asst-audio__play > svg { line-height: 1; }
.ct-asst-audio__play[disabled] { cursor: not-allowed; }
.ct-asst-audio__wave {
  height: 22px;
  flex: 0 0 auto;
  max-width: 160px;
  /* width 由 JS inline style 按时长比例设定 */
}
.ct-asst-audio__wave svg {
  display: block;
  width: 100%;
  height: 100%;
}
.ct-asst-audio__wave rect {
  fill: rgba(238, 232, 218, 0.40);
  transition: fill 0.08s linear;
}
.ct-asst-audio__wave rect.is-played {
  fill: var(--ct-gold);
}
.ct-asst-audio__time {
  font-size: 11px;
  color: var(--ct-text-mute);
  min-width: 32px;
  text-align: right;
  font-variant-numeric: tabular-nums;
  flex: 0 0 auto;
}

/* ===== 输入区 ===== */
.ct-assistant__input {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--ct-space-3) var(--ct-space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
/* 输入框收窄, 跟按钮中线对齐 (按钮 40, 输入 32, align-items center) */
.ct-assistant__text {
  flex: 1;
  height: 32px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--ct-radius-pill);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ct-text);
  font-family: var(--ct-font-ui);
  font-size: 13px;
  outline: 0;
  transition: border-color var(--ct-dur) var(--ct-ease-out), background var(--ct-dur) var(--ct-ease-out), box-shadow var(--ct-dur) var(--ct-ease-out);
}
.ct-assistant__text:focus {
  border-color: var(--ct-border-gold);
  box-shadow: 0 0 0 3px var(--ct-gold-soft);
}

/* ===== 录制视图 (胶囊框: dot + time + wave) — 跟 input 同高 32 ===== */
.ct-assistant__rec-view {
  flex: 1;
  display: none;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 12px;
  border: 1px solid var(--ct-border-gold);
  border-radius: var(--ct-radius-pill);
  background: rgba(255, 255, 255, 0.04);
  animation: ct-rec-view-in 0.24s var(--ct-ease-out) backwards;
  min-width: 0;
}
.ct-assistant__input.is-recording .ct-assistant__text,
.ct-assistant__input.is-paused    .ct-assistant__text { display: none; }
.ct-assistant__input.is-recording .ct-assistant__rec-view,
.ct-assistant__input.is-paused    .ct-assistant__rec-view { display: flex; }
@keyframes ct-rec-view-in {
  from { opacity: 0; transform: scaleX(0.96); transform-origin: right center; }
  to   { opacity: 1; transform: scaleX(1); }
}

/* 状态点: 录制中=红色 pulse, 暂停=绿色静止 — 6px 更精致 */
.ct-assistant__rec-dot {
  flex: 0 0 6px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}
.ct-assistant__input.is-recording .ct-assistant__rec-dot {
  background: #e5484d;
  animation: ct-pulse-dot 1.4s ease-in-out infinite;
}
.ct-assistant__input.is-paused .ct-assistant__rec-dot {
  background: var(--ct-success);
}

.ct-assistant__rec-time {
  font-size: 12px;
  color: var(--ct-text);
  min-width: 32px;
  text-align: left;
  font-variant-numeric: tabular-nums;
}
.ct-assistant__input.is-recording .ct-assistant__rec-time { color: var(--ct-gold); }

/* 波形 SVG — 60 rect 等分 */
.ct-assistant__rec-wave {
  flex: 1 1 0;
  height: 18px;
  min-width: 0;
}
.ct-assistant__rec-wave svg {
  display: block;
  width: 100%;
  height: 100%;
}
.ct-assistant__rec-wave rect {
  fill: rgba(238, 232, 218, 0.22);
  transition: y 0.10s linear, height 0.10s linear, fill 0.15s linear;
}
.ct-assistant__rec-wave rect.is-active { fill: var(--ct-gold); }
.ct-assistant__input.is-paused .ct-assistant__rec-wave rect.is-active {
  fill: var(--ct-gold-deep);
}

/* ===== 三个操作按钮 — unified 40×40, 全部无背景, 颜色区分状态 ===== */
.ct-assistant__rec-cancel,
.ct-assistant__mic,
.ct-assistant__send {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 50%;
  background: transparent;
  border: 0;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: background var(--ct-dur-fast) var(--ct-ease-out), color var(--ct-dur-fast) var(--ct-ease-out);
}
.ct-assistant__rec-cancel > svg,
.ct-assistant__mic > svg,
.ct-assistant__send > svg {
  display: block;
}

/* idle: 仅 mic 显示 — 软灰, hover 浮金软底 */
.ct-assistant__mic { display: inline-flex; color: var(--ct-text-soft); }
.ct-assistant__mic:hover { color: var(--ct-gold); background: var(--ct-gold-soft); }

/* send: 默认 hidden, 金色 ↑ 无底, hover 浮金软底 */
.ct-assistant__send { display: none; color: var(--ct-gold); }
.ct-assistant__send:hover { color: var(--ct-gold-light); background: var(--ct-gold-soft); }

/* has-text: mic 让位给 send */
.ct-assistant__input.has-text .ct-assistant__mic { display: none; }
.ct-assistant__input.has-text .ct-assistant__send { display: inline-flex; }
/* 录制 / 暂停: 同时显示 mic + send */
.ct-assistant__input.is-recording .ct-assistant__send,
.ct-assistant__input.is-paused    .ct-assistant__send { display: inline-flex; }

/* 录制中 mic = ‖ 红色, 无背景 */
.ct-assistant__mic.is-recording {
  color: #e5484d;
  background: transparent;
}
.ct-assistant__mic.is-recording:hover {
  color: #d3393e;
  background: rgba(229, 72, 77, 0.10);
}
/* 暂停态 mic = ▶ 金色, 无背景 */
.ct-assistant__mic.is-paused {
  color: var(--ct-gold);
  background: transparent;
}
.ct-assistant__mic.is-paused:hover {
  color: var(--ct-gold-light);
  background: var(--ct-gold-soft);
}

/* cancel: 默认 hidden, 录制/暂停时显示, 灰 → hover 软红 */
.ct-assistant__rec-cancel {
  display: none;
  color: var(--ct-text-mute);
}
.ct-assistant__input.is-recording .ct-assistant__rec-cancel,
.ct-assistant__input.is-paused    .ct-assistant__rec-cancel {
  display: inline-flex;
}
.ct-assistant__rec-cancel:hover {
  color: var(--ct-danger);
  background: rgba(248, 113, 113, 0.10);
}

@media (max-width: 640px) {
  .ct-assistant-panel {
    right: var(--ct-space-4);
    left: var(--ct-space-4);
    width: auto;
    bottom: calc(var(--ct-space-5) + 56px + 8px);
    height: min(520px, calc(100vh - 120px));
  }
}

/* ==================== Legacy Page Compatibility ==================== */
/* 旧页面 (about/service/news/contact) 的 hero 区不被 fixed header 遮挡 */
.hk-about-hero,
.hk-news-hero,
.hk-contact-hero,
.hk-service-hero {
  padding-top: var(--ct-header-h) !important;
}

/* 旧页面顶部 banner 配色更协调 */
.hk-about-hero,
.hk-news-hero,
.hk-contact-hero {
  background-color: var(--ct-bg) !important;
}

/* 旧 .hk-scroll-top (old common.js 控制的) 隐藏,新 ct-scroll-top 接管 */
.hk-scroll-top { display: none !important; }

/* 旧 footer 隐藏(新 ct-footer 接管) */
.hk-footer { display: none !important; }

/* ==================== I18n Typography Compatibility ==================== */
/*
 * 默认 (zh-HK / zh-CN): 不 uppercase, 小 letter-spacing, 不 italic — 中文友好
 * lang=en 时恢复英文排版习惯 (uppercase + 大 letter-spacing + italic em)
 *
 * 注: i18n.js setLang() 时同步更新 documentElement.lang
 */
html[lang="en"] .ct-footer__col-title,
html[lang="en"] .ct-trustmarks__label {
  text-transform: uppercase;
  letter-spacing: 0.18em;
}
html[lang="en"] .ct-about-block__signature {
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
html[lang="en"] .ct-display em,
html[lang="en"] .ct-about-block__quote em {
  font-style: italic;
  font-variation-settings: 'opsz' 144, 'SOFT' 100;
  font-weight: inherit;
}

/* ==================== Service Card · 公共服务卡(index/service 复用) ==================== */
.ct-service-card {
  display: flex;
  flex-direction: column;
  gap: var(--ct-space-4);
  padding: var(--ct-space-7);
  min-height: 280px;
}
.ct-service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--ct-radius-md);
  background: var(--ct-gold-soft);
  border: 1px solid var(--ct-border-gold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ct-gold);
  font-size: 22px;
  transition: all var(--ct-dur) var(--ct-ease-out);
}
.ct-service-card:hover .ct-service-card__icon {
  background: var(--ct-gold);
  color: var(--ct-text-on-gold);
  transform: rotate(-6deg) scale(1.05);
}
.ct-service-card__title {
  font-family: var(--ct-font-display);
  font-size: var(--ct-fs-h3);
  font-weight: 600;
  color: var(--ct-text);
  margin: 0;
  letter-spacing: -0.01em;
}
.ct-service-card__desc {
  color: var(--ct-text-soft);
  font-size: var(--ct-fs-body);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}
.ct-service-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ct-space-2);
}
.ct-service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--ct-space-2);
  color: var(--ct-gold);
  font-size: var(--ct-fs-sm);
  font-weight: 600;
  text-decoration: none;
  margin-top: var(--ct-space-2);
  letter-spacing: 0.02em;
  transition: gap var(--ct-dur) var(--ct-ease-out);
}
.ct-service-card__link:hover {
  gap: var(--ct-space-3);
  color: var(--ct-gold-hover);
}

/* ==================== Final CTA · 公共底部 CTA 段 ==================== */
.ct-final-cta {
  text-align: center;
  background: var(--ct-bg-deep);
  position: relative;
  padding: var(--ct-space-11) 0;
}
.ct-final-cta__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--ct-space-5);
}
.ct-final-cta__title { margin: 0; }
.ct-final-cta__lead { text-align: center; margin: 0 auto; max-width: 640px; }
@media (max-width: 640px) {
  .ct-final-cta { padding: var(--ct-space-9) 0; }
}

/* ==================== Section Header · 公共 section 头部 ==================== */
.ct-section__header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--ct-space-9);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--ct-space-4);
}
.ct-section__header .ct-lead { text-align: center; margin: 0 auto; }

/* hero / final cta brand 标题写死英文 — 始终 italic 强调 */
.ct-hero__title em,
.ct-final-cta__title em {
  font-style: italic;
  font-variation-settings: 'opsz' 144, 'SOFT' 100;
  font-weight: inherit;
}

/* ==================== Language Switcher Dropdown · 同步玻璃化 ==================== */
/* 用旧 hk-* class(common.js initLangSwitch 钩子);ct.css 在 common.css 之后加载,样式胜出 */
.hk-lang-switch__dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 168px;
  /* 与 .ct-header.is-scrolled 完全对齐 */
  background: rgba(11, 16, 32, 0.42);
  backdrop-filter: blur(32px) saturate(170%);
  -webkit-backdrop-filter: blur(32px) saturate(170%);
  border: 1px solid var(--ct-border);
  border-radius: var(--ct-radius-lg);
  padding: var(--ct-space-2) 0;
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  z-index: 1000;
  overflow: hidden;
  /* 注意: 不能在自身用 transform/opacity 过渡 — 会创建 stacking context 让 backdrop-filter 失效 */
}
.hk-lang-switch__dropdown--open {
  display: block;
}
/* 进场动画放在子元素上(不影响父的 backdrop-filter) */
.hk-lang-switch__dropdown--open .hk-lang-switch__option {
  animation: ct-dropdown-item-in 0.32s var(--ct-ease-out) backwards;
}
.hk-lang-switch__dropdown--open .hk-lang-switch__option:nth-child(1) { animation-delay: 0.04s; }
.hk-lang-switch__dropdown--open .hk-lang-switch__option:nth-child(2) { animation-delay: 0.09s; }
.hk-lang-switch__dropdown--open .hk-lang-switch__option:nth-child(3) { animation-delay: 0.14s; }
@keyframes ct-dropdown-item-in {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hk-lang-switch__option {
  display: block;
  width: 100%;
  padding: 10px 18px;
  border: none;
  background: transparent;
  color: var(--ct-text-soft);
  font-family: var(--ct-font-ui);
  font-size: var(--ct-fs-sm);
  text-align: left;
  cursor: pointer;
  transition: background var(--ct-dur-fast) var(--ct-ease-out),
              color var(--ct-dur-fast) var(--ct-ease-out),
              padding-left var(--ct-dur) var(--ct-ease-out);
}
.hk-lang-switch__option:hover {
  background: var(--ct-gold-soft);
  color: var(--ct-gold);
  padding-left: 22px;
}
.hk-lang-switch__option--active {
  color: var(--ct-gold);
  font-weight: 600;
}

/* ==================== Inline Button Spinner (transient 加载态, 跟随当前文字色) ==================== */
.ct-btn-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: hk-spin 0.7s linear infinite;
  vertical-align: -2px;
}

/* ==================== Toast (全站统一; 复制成功 / 表单错误等场景) ==================== */
.ct-toast {
  position: fixed;
  left: 50%;
  bottom: var(--ct-space-7);
  transform: translateX(-50%) translateY(20px);
  padding: 12px 22px;
  /* 与 .hk-lang-switch__dropdown / .ct-auth__message 同款玻璃化 */
  background: rgba(11, 16, 32, 0.42);
  backdrop-filter: blur(28px) saturate(170%);
  -webkit-backdrop-filter: blur(28px) saturate(170%);
  color: var(--ct-gold);
  font-family: var(--ct-font-ui);
  font-size: var(--ct-fs-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  border: 1px solid var(--ct-border-gold);
  border-radius: var(--ct-radius-pill);
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  opacity: 0;
  pointer-events: none;
  z-index: 10000;
  transition: opacity 0.24s var(--ct-ease-out), transform 0.24s var(--ct-ease-out);
}
.ct-toast.is-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.ct-toast i { font-size: 14px; }
/* 错误态: 改用警示色 (跟金色区分) */
.ct-toast--err {
  color: #ff8b6e;
  border-color: rgba(255, 139, 110, 0.5);
}