/* ===== IDE Command Center — header stays, stage fills the rest ===== */

:root {
  --ai-header-h: 72px;
  --ai-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ai-bg: #f5f4f1;
  --ai-bg-soft: #faf8f6;
  --ai-surface: #ffffff;
  --ai-text: #121820;
  --ai-text-2: #3a4450;
  --ai-text-3: #66707d;
  --ai-border: #e0d9cc;
  --ai-border-soft: #ebe4d8;
  --ai-input-bg: #f0ebe3;
  --ai-radius: 16px;
  --ai-radius-lg: 22px;
  --ai-radius-sm: 12px;
  --ai-shadow: 0 4px 14px rgba(15, 23, 42, 0.06);
  --ai-shadow-lift: 0 10px 28px rgba(15, 23, 42, 0.09);
  --ai-shadow-card: 0 12px 32px rgba(15, 23, 42, 0.07);
  --ai-glass-edge: rgba(255, 255, 255, 0.94);
  --ai-glass-hairline: rgba(18, 24, 32, 0.08);
  --ai-glass-card: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.98) 0%,
    rgba(255, 255, 255, 0.9) 52%,
    rgba(255, 255, 255, 0.95) 100%
  );
  --ai-glass-panel: linear-gradient(180deg, #ffffff 0%, var(--ai-bg-soft) 100%);
  --ai-glass-shadow: none;
  --ai-action: #054f74;
  --ai-action-hover: #054b6e;
  --ai-action-rgb: 5, 79, 116;
  --ai-sky: #2a9bb5;
  --ai-sky-hover: #238aa2;
  --ai-sky-rgb: 42, 155, 181;
  --ai-sky-soft: color-mix(in srgb, var(--ai-sky) 14%, #fff);
  --ai-gold: #c7923e;
  --ai-gold-hover: #b58232;
  --ai-gold-rgb: 199, 146, 62;
  --ai-gold-soft: color-mix(in srgb, var(--ai-gold) 16%, #fff);
  --ai-primary-soft: #e0edf2;
  --ai-primary-mid: color-mix(in srgb, var(--ai-action) 16%, #fff);
  --ai-primary-softer: color-mix(in srgb, var(--ai-action) 10%, #fff);
  --ai-navy-rgb: var(--kc-primary-rgb, 5, 79, 116);
  --ai-accent-rgb: var(--ai-action-rgb);
  --ai-canvas: var(--ai-bg);
  --ai-header-bg: color-mix(in srgb, var(--ai-bg) 94%, transparent);
  --ai-ink: var(--ai-text);
  --ai-muted: var(--ai-text-2);
  --ai-line: var(--ai-border);
  --ai-glass: var(--ai-surface);
  --ai-content-max: 1120px;
  --ai-guide-panel-w: 520px;
  --ai-acrylic-bg: rgba(255, 255, 255, 0.32);
  --ai-acrylic-bg-primary: color-mix(in srgb, var(--ai-gold-soft) 42%, rgba(255, 255, 255, 0.38));
}

body.command-home {
  background: var(--ai-canvas);
  overflow: hidden;
  color: var(--ai-ink);
}

/* Slim header, original light chrome */
body.command-home #header.header,
body.command-home #header.header.sticked {
  display: flex !important;
  padding: 10px 0;
  background: var(--ai-header-bg);
  backdrop-filter: blur(14px) saturate(165%);
  -webkit-backdrop-filter: blur(14px) saturate(165%);
  border-bottom: 1px solid color-mix(in srgb, var(--ai-border) 28%, transparent);
  box-shadow: none;
}

body.command-home #header .container-xl {
  position: relative;
  max-width: none;
  padding-left: 20px;
  padding-right: 20px;
  overflow: visible;
}

body.command-home #navbar > ul > li.site-nav-tools {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  gap: 8px;
}

body.command-home .site-nav-dock {
  display: flex;
  flex-direction: column;
}

body.command-home #navbar .site-nav-dock a {
  display: inline-flex;
  align-items: center;
}

@media (max-width: 1279px) {
  body.command-home .site-nav-dock {
    display: contents;
  }
}

@media (min-width: 1280px) {
  body.command-home #navbar,
  body.command-home #navbar.navbar {
    position: static;
    display: flex;
    align-items: center;
    margin-left: auto;
  }

  body.command-home #navbar > ul {
    position: static;
    display: flex;
    align-items: center;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  body.command-home .site-nav-dock {
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 3;
    transform: translate(-50%, -50%);
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 6px 12px;
    border-radius: 22px;
    border: 1px solid rgba(255, 255, 255, 0.72);
    background: var(--ai-acrylic-bg);
    backdrop-filter: blur(28px) saturate(160%);
    -webkit-backdrop-filter: blur(28px) saturate(160%);
    box-shadow: none;
  }

  body.command-home #navbar li.site-nav-dock:hover > a,
  body.command-home #navbar .site-nav-dock:hover > a {
    color: var(--ai-text-2);
  }

  body.command-home #navbar .site-nav-dock a,
  body.command-home #navbar .site-nav-dock a:focus {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 8px 14px;
    border-radius: 16px;
    border: 1px solid transparent;
    color: var(--ai-text-2);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    white-space: nowrap;
    background: transparent;
    transition:
      border-color 0.2s var(--ai-ease),
      background 0.2s var(--ai-ease),
      color 0.2s var(--ai-ease);
  }

  body.command-home #navbar .site-nav-dock a:hover,
  body.command-home #navbar .site-nav-dock a.active,
  body.command-home #navbar .site-nav-dock a.active:focus {
    color: var(--ai-text);
    border-color: rgba(255, 255, 255, 0.92);
    background: rgba(255, 255, 255, 0.44);
    transform: none;
  }

  body.command-home #navbar .site-nav-dock a.active,
  body.command-home #navbar .site-nav-dock a.active:focus {
    color: var(--ai-action);
  }

  body.command-home #navbar > ul > li.site-nav-tools {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    gap: 8px;
  }

  body.command-home #navbar .language-toggle-link,
  body.command-home #navbar .language-toggle-link:focus {
    padding: 0 10px 0 8px;
    margin-left: 0;
  }
}

body.command-home #header .logo img {
  max-height: 48px;
}

body.command-home #header .logo h1,
body.command-home #header .brand-lockup h1,
body.command-home #header .brand-lockup .brand-name {
  color: var(--kc-primary, #054f74);
  font-size: 1.45rem;
}

body.command-home #header .brand-lockup .brand-fullname {
  color: var(--ai-text-3);
}

body.command-home .mobile-nav-show,
body.command-home .mobile-nav-hide {
  color: var(--ai-text);
}

body.command-home #navbar a,
body.command-home #navbar a:focus {
  color: var(--ai-text-2);
}

body.command-home #navbar a:hover,
body.command-home #navbar a.active,
body.command-home #navbar a.active:focus {
  color: var(--ai-action);
}

body.command-home #navbar .site-nav-dock a:hover,
body.command-home #navbar .site-nav-dock a.active,
body.command-home #navbar .site-nav-dock a.active:focus {
  color: var(--ai-text);
}

body.command-home #navbar .language-toggle-link,
body.command-home #navbar .language-toggle-link:focus,
body.command-home #navbar .language-toggle-link:hover,
body.command-home #navbar .language-toggle-link.active,
body.command-home #navbar .language-toggle-link.active:focus {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: auto;
  height: 32px;
  margin: 0;
  padding: 0 10px 0 8px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: var(--ai-radius-sm);
  background: var(--ai-acrylic-bg);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  color: var(--ai-text-2);
  box-shadow: none;
  cursor: pointer;
  transition:
    border-color 0.2s var(--ai-ease),
    background 0.2s var(--ai-ease),
    color 0.2s var(--ai-ease);
}

body.command-home .language-toggle-icon {
  font-size: 15px;
  line-height: 1;
  color: var(--ai-text-2);
  transition: transform 0.28s var(--ai-ease), color 0.2s var(--ai-ease);
}

body.command-home .language-toggle__next {
  min-width: 1.1em;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--ai-action);
}

body.command-home #navbar .language-toggle-link:hover,
body.command-home #navbar .language-toggle-link.active,
body.command-home #navbar .language-toggle-link.active:focus {
  border-color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.44);
  box-shadow: none;
  color: var(--ai-text);
}

body.command-home #navbar a.language-toggle-link:hover .language-toggle-icon {
  transform: rotate(180deg);
  color: var(--ai-action);
}

/* —— Stage under header —— */
#ai-advisor-shell {
  display: none;
}

body.command-home #ai-advisor-shell {
  display: block;
  position: fixed;
  top: var(--ai-header-h);
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10;
  overflow: hidden;
}

.ai-shell-bg {
  position: absolute;
  inset: -160px;
  overflow: visible;
  background:
    radial-gradient(ellipse 58% 48% at 18% 12%, rgba(var(--ai-sky-rgb), 0.055), transparent 68%),
    radial-gradient(ellipse 52% 44% at 86% 78%, rgba(var(--ai-gold-rgb), 0.04), transparent 70%),
    radial-gradient(ellipse 40% 36% at 72% 18%, rgba(var(--ai-action-rgb), 0.03), transparent 72%),
    var(--ai-bg);
}

.ai-shell-bg__veil {
  display: none;
}

/* 五区域氛围地图：左上欧盟 / 中间中国 / 右上美洲 / 左下东南亚 / 右下澳洲 */
.ai-stage-maps {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  color: var(--ai-action);
  overflow: visible;
}

.ai-stage-map {
  position: absolute;
  overflow: visible;
  opacity: 0.22;
  pointer-events: none;
  transition:
    opacity 0.45s var(--ai-ease),
    filter 0.45s var(--ai-ease);
}

/* Europe: core crop inside panel, then position on stage */
.ai-stage-map--eu {
  position: absolute;
  z-index: 2;
  top: 46px;
  left: 0;
  right: auto;
  bottom: auto;
  width: min(50vw, 720px);
  height: min(58%, 760px);
  margin: 0;
  opacity: 0.24;
  overflow: hidden;
  transform: none;
  -webkit-mask-image: linear-gradient(to right, #000 90%, transparent 100%),
    linear-gradient(to bottom, #000 90%, transparent 100%);
  mask-image: linear-gradient(to right, #000 90%, transparent 100%),
    linear-gradient(to bottom, #000 90%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-composite: intersect;
}

body.command-home .ai-stage-map--eu {
  position: absolute !important;
  top: 46px !important;
  left: 0 !important;
  right: auto !important;
  bottom: auto !important;
  width: min(50vw, 720px) !important;
  height: min(58%, 760px) !important;
  transform: none !important;
}

.ai-stage-map--am {
  top: calc(var(--ai-header-h) - 34px);
  right: 28px;
  width: min(58vw, 780px);
  height: min(54vh, 620px);
  opacity: 0.24;
  -webkit-mask-image: linear-gradient(to left, #000 92%, transparent 100%),
    linear-gradient(to bottom, #000 94%, transparent 100%);
  mask-image: linear-gradient(to left, #000 92%, transparent 100%),
    linear-gradient(to bottom, #000 94%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-composite: intersect;
}

.ai-stage-map--cn {
  position: absolute;
  top: calc(52% + 50px);
  left: 50%;
  z-index: 1;
  width: min(96%, 680px);
  height: min(78%, 300px);
  opacity: 0.22;
  transform: translate(-50%, -54%);
  -webkit-mask-image: radial-gradient(ellipse 86% 82% at 50% 52%, #000 24%, transparent 78%);
  mask-image: radial-gradient(ellipse 86% 82% at 50% 52%, #000 24%, transparent 78%);
}

.ai-welcome-plane.is-map-active .ai-stage-map--cn {
  opacity: 0.46;
}

.ai-stage-map--sea {
  bottom: 6%;
  left: -6px;
  width: min(40vw, 460px);
  height: min(30vh, 280px);
  opacity: 0.22;
  -webkit-mask-image: linear-gradient(to right, #000 84%, transparent 100%),
    linear-gradient(to top, #000 86%, transparent 100%);
  mask-image: linear-gradient(to right, #000 84%, transparent 100%),
    linear-gradient(to top, #000 86%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-composite: intersect;
}

.ai-stage-map--au {
  bottom: 3%;
  right: -6px;
  width: min(38vw, 440px);
  height: min(30vh, 280px);
  opacity: 0.22;
  -webkit-mask-image: linear-gradient(to left, #000 84%, transparent 100%),
    linear-gradient(to top, #000 86%, transparent 100%);
  mask-image: linear-gradient(to left, #000 84%, transparent 100%),
    linear-gradient(to top, #000 86%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-composite: intersect;
}

.ai-stage-maps.is-map-active .ai-stage-map {
  opacity: 0.58;
}

.ai-stage-maps.is-map-active .ai-stage-map.is-region-focus {
  opacity: 0.96;
  z-index: 3;
  filter: drop-shadow(0 14px 36px rgba(15, 23, 42, 0.12));
}

.ai-stage-maps.is-map-active .ai-stage-map.is-region-dim {
  opacity: 0.18;
}

.ai-stage-map .ai-globe-map {
  display: block;
  width: 100%;
  height: 100%;
}

.ai-globe-map {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.ai-globe-map__graticule {
  fill: none;
  stroke: color-mix(in srgb, currentColor 6%, var(--ai-border));
  stroke-width: 0.35;
  vector-effect: non-scaling-stroke;
  opacity: 0.2;
}

.ai-globe-map__country {
  fill: color-mix(in srgb, currentColor 3.5%, transparent);
  stroke: color-mix(in srgb, currentColor 10%, var(--ai-text-3));
  stroke-width: 0.5;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
  opacity: 0.42;
}

.ai-globe-map__label {
  fill: color-mix(in srgb, currentColor 65%, var(--ai-text-3));
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  opacity: 0.8;
}

.ai-globe-map__label--hub {
  font-size: 10px;
  opacity: 0.9;
}

.ai-globe-map__hub-glow {
  fill: color-mix(in srgb, currentColor 12%, transparent);
}

.ai-globe-map__hub {
  fill: color-mix(in srgb, currentColor 75%, #fff);
  stroke: #fff;
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.ai-globe-map__marker {
  opacity: 0.9;
  transition: opacity 0.25s var(--ai-ease);
}

.ai-globe-map__marker.is-dim {
  opacity: 0.26;
}

.ai-globe-map__marker.is-active {
  opacity: 1;
}

.ai-globe-map__marker-dot {
  fill: currentColor;
  stroke: #fff;
  stroke-width: 1.25;
  paint-order: stroke fill;
}

.ai-globe-map__marker-ripple {
  fill: color-mix(in srgb, currentColor 18%, transparent);
  stroke: color-mix(in srgb, currentColor 55%, #fff);
  stroke-width: 1;
  transform-box: fill-box;
  transform-origin: center;
  animation: ai-marker-ripple 2.4s ease-out infinite;
  pointer-events: none;
}

.ai-globe-map__marker-ripple--b {
  animation-delay: 1.2s;
}

.ai-globe-map__marker.is-dim .ai-globe-map__marker-ripple {
  animation: none;
  opacity: 0;
}

.ai-globe-map__marker.is-active .ai-globe-map__marker-dot {
  transform-box: fill-box;
  transform-origin: center;
  transform: scale(1.25);
}

.ai-globe-map__marker.is-active .ai-globe-map__marker-ripple {
  animation-duration: 1.7s;
  stroke: currentColor;
}

.ai-globe-map__marker-label {
  fill: color-mix(in srgb, currentColor 78%, var(--ai-text));
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  paint-order: stroke;
  stroke: rgba(255, 255, 255, 0.94);
  stroke-width: 3.5px;
  vector-effect: non-scaling-stroke;
}

.ai-globe-map__marker.is-active .ai-globe-map__marker-label {
  fill: currentColor;
  font-size: 12px;
  stroke-width: 4px;
}

@keyframes ai-marker-ripple {
  0% {
    transform: scale(0.35);
    opacity: 0.7;
  }
  70% {
    opacity: 0.18;
  }
  100% {
    transform: scale(3.4);
    opacity: 0;
  }
}

.ai-stage-maps.is-map-active .ai-globe-map__graticule {
  opacity: 0.35;
}

.ai-stage-maps.is-map-active .ai-globe-map__country {
  fill: color-mix(in srgb, currentColor 16%, transparent);
  stroke: color-mix(in srgb, currentColor 44%, var(--ai-text-3));
  stroke-width: 0.7;
  opacity: 1;
}

.ai-stage-map.is-region-focus .ai-globe-map__country {
  fill: color-mix(in srgb, currentColor 22%, transparent);
  stroke: color-mix(in srgb, currentColor 58%, var(--ai-text-3));
  stroke-width: 0.85;
}

.ai-globe-map__country.is-dim {
  opacity: 0.22;
}

.ai-globe-map__country.is-focus {
  fill: color-mix(in srgb, currentColor 34%, transparent);
  stroke: currentColor;
  stroke-width: 1.35;
  opacity: 1;
}

/* iOS liquid glass — intent doors */
.ai-intent-door {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--ai-glass-edge);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.98),
    inset 0 -1px 0 rgba(255, 255, 255, 0.34),
    0 0 0 1px var(--ai-glass-hairline);
  background: var(--ai-glass-card);
  backdrop-filter: blur(20px) saturate(200%);
  -webkit-backdrop-filter: blur(20px) saturate(200%);
  transition: transform 0.22s var(--ai-ease), box-shadow 0.22s var(--ai-ease), border-color 0.22s var(--ai-ease);
}

.ai-intent-door::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72) 0%, rgba(255, 255, 255, 0) 38%),
    radial-gradient(92% 72% at 10% -8%, rgba(255, 255, 255, 0.88), transparent 58%);
  mix-blend-mode: screen;
  opacity: 0.75;
}

.ai-intent-door::after {
  content: '';
  position: absolute;
  width: 120%;
  height: 120%;
  top: -42%;
  right: -24%;
  z-index: 0;
  border-radius: 45% 55% 58% 42% / 48% 44% 56% 52%;
  pointer-events: none;
  background: radial-gradient(circle at 36% 36%, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.12) 46%, transparent 72%);
  filter: blur(10px);
  opacity: 0.65;
  animation: ai-ios-glass-blob 10s ease-in-out infinite;
}

.ai-intent-door > * {
  position: relative;
  z-index: 1;
}

@keyframes ai-ios-glass-blob {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg) scale(1);
    border-radius: 45% 55% 58% 42% / 48% 44% 56% 52%;
  }
  50% {
    transform: translate(-6%, 4%) rotate(6deg) scale(1.08);
    border-radius: 54% 46% 48% 52% / 44% 56% 44% 56%;
  }
}

.ai-msg-row--assistant .ai-msg-bubble {
  position: relative;
  isolation: isolate;
  border: 1px solid var(--ai-border);
  background: var(--ai-glass-panel);
  backdrop-filter: blur(18px) saturate(175%);
  -webkit-backdrop-filter: blur(18px) saturate(175%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.98),
    0 0 0 1px var(--ai-glass-hairline);
}

.ai-composer {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 88px;
  padding: 16px 16px 16px 24px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: var(--ai-acrylic-bg);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  box-shadow: none;
  transition:
    border-color 0.2s var(--ai-ease),
    background 0.2s var(--ai-ease);
}

.ai-composer::before {
  display: none;
}

.ai-composer:focus-within {
  border-color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.44);
}

.ai-msg-row--assistant .ai-msg-bubble:not(:has(.ai-card))::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82) 0%, rgba(255, 255, 255, 0) 40%),
    radial-gradient(92% 72% at 10% -8%, rgba(255, 255, 255, 0.95), transparent 58%);
  mix-blend-mode: screen;
  opacity: 0.9;
}

.ai-composer > .ai-composer-form,
.ai-msg-row--assistant .ai-msg-bubble > * {
  position: relative;
  z-index: 1;
}

.ai-card-opt,
.ai-card-link {
  position: relative;
  isolation: isolate;
  border: 1px solid var(--ai-border);
  background: var(--ai-surface);
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition:
    border-color 0.2s var(--ai-ease),
    background 0.2s var(--ai-ease),
    color 0.2s var(--ai-ease);
}

.ai-card-opt::before,
.ai-card-link::before {
  content: none;
}

/* 工具栏 / 快捷芯片 — 极简磨砂玻璃（与意图卡片、导航坞一致） */
.ai-sidebar-toggle,
.ai-new-chat-ghost,
.ai-new-chat-btn,
.ai-followup-chip,
.ai-history-item {
  position: relative;
  isolation: isolate;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: var(--ai-acrylic-bg);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  box-shadow: none;
  transition:
    border-color 0.2s var(--ai-ease),
    background 0.2s var(--ai-ease),
    color 0.2s var(--ai-ease);
}

.ai-sidebar-toggle::before,
.ai-new-chat-ghost::before,
.ai-new-chat-btn::before,
.ai-followup-chip::before,
.ai-history-item::before {
  content: none;
}

.ai-advisor-layout {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  max-width: var(--ai-content-max);
  margin: 0 auto;
  padding: 8px 20px 0;
  box-sizing: border-box;
}

.ai-advisor-app {
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: visible;
}

/* History is a drawer, never a second brand column */
.ai-stage-tools {
  position: absolute;
  top: 8px;
  left: 0;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: var(--ai-acrylic-bg);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  box-shadow: none;
}

.ai-sidebar-toggle,
.ai-new-chat-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 14px;
  border: 1px solid transparent;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  color: var(--ai-text-2);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
}

.ai-sidebar-toggle {
  width: 34px;
  padding: 0;
}

.ai-sidebar-toggle i,
.ai-new-chat-ghost i {
  font-size: 0.95rem;
  line-height: 1;
  color: var(--ai-text-3);
  transition: color 0.2s var(--ai-ease);
}

.ai-sidebar-toggle:hover,
.ai-new-chat-ghost:hover {
  color: var(--ai-action);
  border-color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.44);
}

.ai-sidebar-toggle:hover i,
.ai-new-chat-ghost:hover i {
  color: var(--ai-action);
}

.ai-history-sidebar {
  position: fixed;
  top: var(--ai-header-h);
  left: 0;
  bottom: 0;
  z-index: 20;
  width: min(280px, 86vw);
  display: flex;
  flex-direction: column;
  padding: 16px 12px 20px;
  border-right: 1px solid rgba(255, 255, 255, 0.55);
  background: color-mix(in srgb, var(--ai-bg) 90%, var(--ai-surface));
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  box-shadow: none;
  transform: translateX(-105%);
  transition: transform 0.28s var(--ai-ease);
}

.ai-history-sidebar > * {
  position: relative;
  z-index: 1;
}

#ai-advisor-shell.ai-history-open .ai-history-sidebar {
  transform: translateX(0);
}

.ai-history-backdrop {
  display: none;
}

#ai-advisor-shell.ai-history-open .ai-history-backdrop,
#ai-advisor-shell.ai-guide-open .ai-history-backdrop {
  display: block;
  position: fixed;
  inset: 0;
  z-index: 19;
  border: none;
  background: color-mix(in srgb, var(--ai-bg) 42%, rgba(26, 46, 56, 0.08));
  backdrop-filter: blur(8px) saturate(140%);
  -webkit-backdrop-filter: blur(8px) saturate(140%);
  cursor: pointer;
}

.ai-guide-panel {
  position: fixed;
  top: var(--ai-header-h);
  right: 0;
  bottom: 0;
  z-index: 20;
  width: min(var(--ai-guide-panel-w), 92vw);
  display: flex;
  flex-direction: column;
  padding: 22px 20px 24px;
  border-left: 1px solid rgba(255, 255, 255, 0.55);
  background: color-mix(in srgb, var(--ai-bg) 90%, var(--ai-surface));
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  box-shadow: none;
  transform: translateX(105%);
  transition: transform 0.28s var(--ai-ease);
  overflow: hidden;
}

.ai-guide-panel::before {
  display: none;
}

.ai-guide-panel > * {
  position: relative;
  z-index: 1;
}

#ai-advisor-shell.ai-guide-open .ai-guide-panel {
  transform: translateX(0);
}

.ai-guide-panel__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.ai-guide-panel__kicker {
  margin: 0 0 6px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ai-gold);
}

.ai-guide-panel__title {
  margin: 0;
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--ai-ink);
}

.ai-guide-panel__close {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: var(--ai-acrylic-bg);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  box-shadow: none;
  color: var(--ai-text-2);
  cursor: pointer;
  transition:
    border-color 0.2s var(--ai-ease),
    background 0.2s var(--ai-ease),
    color 0.2s var(--ai-ease);
}

.ai-guide-panel__close:hover {
  color: var(--ai-action);
  border-color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.44);
}

.ai-guide-panel__sub {
  margin: 0 0 14px;
  font-size: 0.86rem;
  line-height: 1.55;
  color: var(--ai-text-3);
}

.ai-guide-panel__cards {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: grid;
  align-content: start;
  gap: 10px;
  padding-right: 0;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.ai-guide-panel__cards::-webkit-scrollbar {
  display: none;
}

.ai-guide-card {
  position: relative;
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  align-items: start;
  column-gap: 12px;
  min-height: 104px;
  padding: 18px 16px 18px 14px;
  border-radius: 20px;
  text-align: left;
  color: inherit;
  cursor: pointer;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: var(--ai-acrylic-bg);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  box-shadow: none;
  transition:
    border-color 0.2s var(--ai-ease),
    background 0.2s var(--ai-ease),
    color 0.2s var(--ai-ease);
}

.ai-guide-card::before,
.ai-guide-card::after {
  display: none;
}

.ai-guide-card:hover,
.ai-guide-card:focus-visible {
  border-color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.44);
  box-shadow: none;
  transform: none;
}

.ai-guide-card:hover .ai-guide-card__title,
.ai-guide-card:focus-visible .ai-guide-card__title {
  color: var(--ai-action);
}

.ai-guide-card__icon {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  width: 36px;
  margin-top: 2px;
  padding: 0;
  border: none;
  background: none;
  box-shadow: none;
  color: var(--ai-ink);
}

.ai-guide-card__icon .ai-icon {
  width: 32px;
  height: 32px;
}

.ai-guide-card__copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: calc(0.98rem * 1.35 + 6px + 0.82rem * 1.65 * 2);
}

.ai-guide-card__head {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  min-height: calc(0.98rem * 1.35);
}

.ai-guide-card__tag {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  padding: 1px 7px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.28);
  color: var(--ai-action);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.5;
}

.ai-guide-card__title {
  display: block;
  min-width: 0;
  margin: 0;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ai-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ai-guide-card__body {
  display: -webkit-box;
  margin: 0;
  min-height: calc(0.82rem * 1.65 * 2);
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--ai-muted);
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
}

.ai-history-sidebar__title {
  margin: 0 0 10px;
  padding: 0 4px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ai-muted);
}

.ai-new-chat-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  min-height: 38px;
  margin-bottom: 12px;
  padding: 0 12px;
  border-radius: 14px;
  color: var(--ai-text-2);
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
}

.ai-new-chat-btn i {
  font-size: 0.95rem;
  line-height: 1;
  color: var(--ai-text-3);
  transition: color 0.2s var(--ai-ease);
}

.ai-new-chat-btn:hover {
  border-color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.44);
  color: var(--ai-action);
}

.ai-new-chat-btn:hover i {
  color: var(--ai-action);
}

.ai-history-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.ai-history-list::-webkit-scrollbar {
  display: none;
}

.ai-history-empty {
  margin: 12px 6px 0;
  font-size: 0.82rem;
  color: var(--ai-muted);
}

.ai-history-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  width: 100%;
  padding: 10px 12px;
  border-radius: 14px;
  text-align: left;
  cursor: pointer;
  color: inherit;
}

.ai-history-item:hover,
.ai-history-item.is-active {
  border-color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.44);
}

.ai-history-item.is-active .ai-history-item__title {
  color: var(--ai-action);
}

.ai-history-item__icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: transparent;
  color: var(--ai-text-3);
  font-size: 0.85rem;
  transition: color 0.2s var(--ai-ease);
}

.ai-history-item:hover .ai-history-item__icon,
.ai-history-item.is-active .ai-history-item__icon {
  color: var(--ai-action);
}

.ai-history-item__title {
  display: block;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--ai-ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ai-history-item__time {
  display: block;
  margin-top: 3px;
  font-size: 0.72rem;
  color: var(--ai-muted);
}

/* —— Welcome / command doors —— */
.ai-app-main {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 10px 0 16px;
  scroll-behavior: smooth;
  overscroll-behavior: contain;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.ai-app-main.is-scrolled,
.ai-app-main.is-overflowing,
.ai-app-main.is-scrolled.is-overflowing {
  -webkit-mask-image: none;
  mask-image: none;
}

.ai-app-main::-webkit-scrollbar {
  width: 0;
  height: 0;
  display: none;
}

.ai-welcome {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: 0;
  padding: 0 0 16px;
  animation: ai-h5-rise-in 0.42s var(--ai-ease) both;
}

.ai-welcome.is-hidden {
  display: none;
}

@keyframes ai-h5-rise-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ai-welcome__hero {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 0 8px 12px;
  isolation: isolate;
}

.ai-welcome__hero::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  z-index: 0;
  width: min(920px, 108vw);
  height: clamp(220px, 34vh, 320px);
  transform: translateX(-50%);
  pointer-events: none;
  --ai-hero-grid-line: color-mix(in srgb, var(--ai-sky) 8%, var(--ai-border));
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 47px,
      var(--ai-hero-grid-line) 47px,
      var(--ai-hero-grid-line) 48px
    ),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 47px,
      var(--ai-hero-grid-line) 47px,
      var(--ai-hero-grid-line) 48px
    );
  opacity: 0.18;
  -webkit-mask-image:
    radial-gradient(ellipse 70% 78% at 50% 46%, #000 0%, transparent 74%),
    linear-gradient(to bottom, #000 0%, #000 48%, transparent 92%);
  mask-image:
    radial-gradient(ellipse 70% 78% at 50% 46%, #000 0%, transparent 74%),
    linear-gradient(to bottom, #000 0%, #000 48%, transparent 92%);
  -webkit-mask-composite: source-in;
  mask-composite: intersect;
}

.ai-welcome__hero::after {
  content: '';
  position: absolute;
  top: -24px;
  left: 50%;
  z-index: 0;
  width: min(980px, 110vw);
  height: clamp(260px, 42vh, 420px);
  transform: translateX(-50%);
  pointer-events: none;
  background:
    radial-gradient(ellipse 46% 58% at 42% 48%, rgba(var(--ai-sky-rgb), 0.07), transparent 72%),
    radial-gradient(ellipse 38% 48% at 62% 56%, rgba(var(--ai-gold-rgb), 0.045), transparent 74%);
  opacity: 0.75;
}

.ai-welcome__stack {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 22px;
  width: min(900px, 94vw);
  margin-top: -64px;
  border: none;
  border-radius: 0;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: none;
  overflow: visible;
}

.ai-welcome__deck {
  position: relative;
  z-index: 1;
  width: 100%;
  margin: 0;
  padding: 20px 22px 18px;
  border: none;
  border-radius: 0;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: none;
}

.ai-welcome__intro {
  text-align: center;
}

.ai-welcome-title {
  display: block;
  width: auto;
  max-width: 100%;
  margin: 0 auto 14px;
  font-size: clamp(1.12rem, 1.6vw + 0.6rem, 2.05rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.22;
  white-space: normal;
  text-align: center;
  color: var(--kc-primary, #054f74);
}

.ai-welcome-sub {
  margin: 0 auto 0;
  max-width: none;
  font-size: 0.92rem;
  line-height: 1.45;
  color: var(--ai-text-2);
  white-space: nowrap;
}

.ai-welcome-sub__accent {
  font-weight: 700;
  color: var(--ai-sky);
}

.ai-welcome__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid color-mix(in srgb, var(--ai-border) 70%, transparent);
}

.ai-welcome__command {
  padding: 0 4px 4px;
  border-top: none;
  background: transparent;
}

.ai-welcome__command .ai-intent-grid {
  gap: 10px 14px;
  margin-top: 4px;
  padding-top: 18px;
  border-top: 1px solid color-mix(in srgb, var(--ai-border) 50%, transparent);
}

/* 首页意图卡片 — 极简磨砂玻璃 */
.ai-welcome__command .ai-intent-door {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 20px;
  padding: 14px 14px;
  background: var(--ai-acrylic-bg);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  box-shadow: none;
  transition:
    border-color 0.2s var(--ai-ease),
    background 0.2s var(--ai-ease);
}

.ai-welcome__command .ai-intent-door::before,
.ai-welcome__command .ai-intent-door::after {
  display: none;
}

.ai-welcome__command .ai-intent-door__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: none;
  background: transparent;
  box-shadow: none;
}

.ai-welcome__command .ai-intent-door.is-primary {
  position: relative;
  padding: 18px 16px 18px 18px;
  background:
    linear-gradient(
      145deg,
      color-mix(in srgb, var(--ai-gold) 12%, rgba(255, 255, 255, 0.5)) 0%,
      var(--ai-acrylic-bg-primary) 48%,
      rgba(255, 255, 255, 0.36) 100%
    );
  border-color: color-mix(in srgb, var(--ai-gold) 34%, rgba(255, 255, 255, 0.8));
  box-shadow: 0 8px 24px rgba(var(--ai-gold-rgb), 0.08);
}

.ai-welcome__command .ai-intent-door.is-primary .ai-intent-door__icon {
  width: 52px;
  height: 52px;
  background: transparent;
  border: none;
  box-shadow: none;
}

.ai-welcome__command .ai-intent-door.is-primary .ai-icon--illus {
  width: 48px;
  height: 48px;
}

.ai-welcome__command .ai-intent-door.is-primary .ai-intent-door__title {
  color: var(--ai-action);
}

.ai-welcome__command .ai-intent-door:hover {
  border-color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.44);
  box-shadow: none;
  transform: none;
}

.ai-welcome__command .ai-intent-door.is-primary:hover {
  background:
    linear-gradient(
      145deg,
      color-mix(in srgb, var(--ai-gold) 16%, rgba(255, 255, 255, 0.55)) 0%,
      rgba(255, 255, 255, 0.5) 100%
    );
  border-color: color-mix(in srgb, var(--ai-gold) 42%, rgba(255, 255, 255, 0.9));
  box-shadow: 0 10px 28px rgba(var(--ai-gold-rgb), 0.12);
}

.ai-welcome__command .ai-intent-door__title {
  font-weight: 700;
  letter-spacing: -0.01em;
}

.ai-welcome__command .ai-intent-door__hint {
  color: var(--ai-text-2);
}

.ai-welcome-plane {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  width: 100%;
  margin: -18px 0 -8px;
  pointer-events: none;
}

.ai-welcome-plane img {
  position: relative;
  z-index: 2;
  width: min(820px, 96vw);
  height: auto;
  display: block;
  filter: drop-shadow(0 18px 42px rgba(var(--ai-sky-rgb), 0.14));
  transform-origin: 50% 60%;
  animation: aiPlaneIn 2.4s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes aiPlaneIn {
  from {
    opacity: 0;
    transform: translate3d(-10%, 18%, 0) scale(0.72) rotate(-3deg);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
  }
}

.ai-welcome__actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  flex-shrink: 0;
}

.ai-welcome-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  min-height: 40px;
  padding: 0 22px;
  margin: 0;
  border-radius: 999px;
  background: var(--ai-action);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  box-shadow: 0 8px 22px rgba(var(--ai-action-rgb), 0.22);
  transition:
    background 0.2s var(--ai-ease),
    transform 0.15s var(--ai-ease),
    box-shadow 0.2s var(--ai-ease);
}

.ai-welcome-cta:hover {
  background: var(--ai-action-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 10px 26px rgba(var(--ai-action-rgb), 0.28);
}

.ai-welcome-human {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ai-sky);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s var(--ai-ease);
}

.ai-welcome-human:hover {
  color: var(--ai-sky-hover);
}

.ai-welcome-stats {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  flex: 1;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  min-width: 0;
}

.ai-welcome-stats-block {
  flex: 1;
  min-width: 0;
}

.ai-welcome-stats-block.is-open .ai-welcome-stats__trigger {
  color: var(--ai-sky);
}

.ai-welcome-stats__trigger {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  width: 100%;
  min-width: 0;
  padding: 2px 8px 4px;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
  transition:
    background 0.2s var(--ai-ease),
    color 0.2s var(--ai-ease);
}

.ai-welcome-stats__trigger:hover,
.ai-welcome-stats-block.is-open .ai-welcome-stats__trigger {
  background: color-mix(in srgb, var(--ai-sky-soft) 70%, transparent);
  color: var(--ai-sky);
}

.ai-welcome-stats__trigger .ai-welcome-stats__value,
.ai-welcome-stats__trigger .ai-welcome-stats__meta,
.ai-welcome-stats__trigger .ai-welcome-stats__label,
.ai-welcome-stats__trigger .ai-welcome-stats__hint {
  pointer-events: none;
}

.ai-welcome-stats__meta {
  display: inline-flex;
  align-items: baseline;
  justify-content: center;
  gap: 5px;
  max-width: 100%;
  line-height: 1.25;
}

.ai-welcome-stats__hint {
  display: inline;
  font-size: 0.58rem;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--ai-sky);
  opacity: 0.9;
  white-space: nowrap;
}

.ai-welcome-stats-block.is-open .ai-welcome-stats__hint {
  opacity: 0.55;
}

.ai-cover-panel {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid color-mix(in srgb, var(--ai-border) 55%, transparent);
}

.ai-cover-panel__hint {
  margin: 0 0 10px;
  font-size: 0.66rem;
  font-weight: 600;
  line-height: 1.4;
  text-align: center;
  color: var(--ai-text-3);
}

.ai-cover-panel[hidden] {
  display: none;
}

.ai-cover-panel .ai-cover__chips,
.ai-cover-panel .ai-cover__eu,
.ai-cover-panel .ai-cover__sea-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ai-cover-panel .ai-cover__eu {
  margin-top: 8px;
}

.ai-cover-panel .ai-cover__eu[hidden] {
  display: none;
}

.ai-cover-panel .ai-cover__sea {
  margin-top: 8px;
}

.ai-cover-chip.is-map-active {
  color: var(--ai-action);
  background: var(--ai-primary-soft);
  border-color: color-mix(in srgb, var(--ai-action) 45%, var(--ai-border));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ai-action) 14%, transparent);
}

.ai-welcome-stats__item {
  position: relative;
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 0;
  padding: 0 8px;
  text-align: center;
}

.ai-welcome-stats__item + .ai-welcome-stats__item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 1px;
  height: 26px;
  transform: translateY(-50%);
  background: color-mix(in srgb, var(--ai-border) 85%, transparent);
}

.ai-welcome-stats__value {
  font-size: clamp(0.95rem, 0.5vw + 0.75rem, 1.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--kc-primary, #054f74);
}

.ai-welcome-stats__label {
  font-size: 0.66rem;
  font-weight: 600;
  line-height: 1.25;
  color: var(--ai-text-3);
  white-space: nowrap;
}

.ai-intent-grid {
  display: grid;
  grid-template-columns: 1.18fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 8px;
}

.ai-intent-door.is-primary {
  grid-row: 1 / span 2;
  grid-column: 1;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  min-height: 156px;
  padding: 18px 16px;
}

.ai-intent-door.is-primary .ai-intent-door__icon {
  width: 48px;
}

.ai-intent-door.is-primary .ai-intent-door__icon .ai-icon {
  width: 44px;
  height: 44px;
}

.ai-intent-door.is-primary .ai-intent-door__icon .ai-icon--illus {
  width: 48px;
  height: 48px;
}

.ai-intent-door.is-primary .ai-intent-door__hint {
  font-size: 0.82rem;
}

.ai-intent-door:nth-child(2) {
  grid-column: 2;
  grid-row: 1;
}

.ai-intent-door:nth-child(3) {
  grid-column: 3;
  grid-row: 1;
}

.ai-intent-door:nth-child(4) {
  grid-column: 2;
  grid-row: 2;
}

.ai-intent-door:nth-child(5) {
  grid-column: 3;
  grid-row: 2;
}

.ai-cover-chip {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 11px;
  border: 1px solid var(--ai-border);
  border-radius: 999px;
  background: var(--ai-input-bg);
  color: var(--ai-text-2);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    border-color 0.2s var(--ai-ease),
    background 0.2s var(--ai-ease),
    color 0.2s var(--ai-ease),
    box-shadow 0.2s var(--ai-ease);
}

.ai-cover-chip:hover {
  background: var(--ai-surface);
  border-color: color-mix(in srgb, var(--ai-action) 40%, var(--ai-border));
  color: var(--ai-action);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ai-action) 14%, transparent);
}

.ai-cover-chip.is-eu[aria-expanded='true'] {
  color: var(--ai-action);
  background: var(--ai-primary-soft);
  border-color: color-mix(in srgb, var(--ai-action) 45%, var(--ai-border));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ai-action) 14%, transparent);
}

.ai-cover-chip:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.ai-intent-door {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 12px;
  min-height: 0;
  padding: 16px 16px 16px 14px;
  text-align: left;
  border-radius: var(--ai-radius);
  color: inherit;
  cursor: pointer;
}

.ai-intent-door.is-primary {
  background: linear-gradient(
    145deg,
    color-mix(in srgb, var(--ai-gold) 14%, #fff) 0%,
    var(--ai-surface) 58%
  );
  border-color: color-mix(in srgb, var(--ai-gold) 36%, var(--ai-border));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--ai-gold) 10%, transparent);
}

.ai-intent-door.is-primary .ai-intent-door__title {
  color: var(--ai-action);
}

.ai-intent-door.is-primary .ai-icon .ai-icon__accent,
.ai-intent-door.is-primary .ai-icon .ai-icon__accent-fill {
  stroke: var(--ai-gold);
  fill: var(--ai-gold);
}

.ai-intent-door:hover {
  transform: translateY(-2px);
  border-color: #fff;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.98),
    inset 0 -1px 0 rgba(255, 255, 255, 0.36),
    0 0 0 1px var(--ai-glass-hairline),
    0 12px 28px rgba(15, 23, 42, 0.08);
}

.ai-intent-door:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.ai-icon {
  width: 36px;
  height: 36px;
  display: block;
  overflow: visible;
}

.ai-icon:not(.ai-icon--illus) > * {
  fill: none;
  stroke: var(--ai-ink);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.ai-icon .ai-icon__accent {
  stroke: var(--ai-sky);
}

.ai-icon .ai-icon__accent-fill {
  fill: var(--ai-sky);
  stroke: none;
}

.ai-icon.ai-icon--illus {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
}

.ai-intent-door__icon {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  flex-shrink: 0;
  width: 44px;
  height: auto;
  padding: 0;
  border: none;
  background: none;
  box-shadow: none;
  color: var(--ai-ink);
}

.ai-intent-door__copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 2px;
}

.ai-intent-door__title {
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ai-text);
}

.ai-intent-door__hint {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--ai-text-2);
}

/* —— Partner marquee (platforms + carriers) —— */
.ai-partner-marquee {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  margin: 0;
  padding: 0;
}

.ai-partner-marquee__tag {
  flex-shrink: 0;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--ai-sky) 22%, rgba(255, 255, 255, 0.72));
  background: color-mix(in srgb, var(--ai-sky-soft) 75%, rgba(255, 255, 255, 0.4));
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ai-action);
  white-space: nowrap;
}

.ai-partner-marquee__viewport {
  position: relative;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.ai-partner-marquee__track {
  display: flex;
  align-items: center;
  gap: 10px;
  width: max-content;
  padding: 2px 0;
  animation: aiPartnerScroll 36s linear infinite;
}

.ai-partner-marquee:hover .ai-partner-marquee__track,
.ai-partner-marquee:focus-within .ai-partner-marquee__track {
  animation-play-state: paused;
}

.ai-partner-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex-shrink: 0;
  min-height: 34px;
  padding: 0 14px 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: var(--ai-acrylic-bg);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  color: var(--ai-text);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
  cursor: pointer;
  transition:
    border-color 0.2s var(--ai-ease),
    background 0.2s var(--ai-ease),
    color 0.2s var(--ai-ease);
}

.ai-partner-chip__logo {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  display: block;
  object-fit: contain;
}

.ai-partner-chip__label {
  line-height: 1;
}

.ai-partner-chip--carrier {
  color: var(--ai-text-2);
  font-weight: 600;
}

.ai-partner-chip:hover,
.ai-partner-chip:focus-visible {
  border-color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.44);
  color: var(--ai-action);
  outline: none;
}

.ai-partner-chip:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

@keyframes aiPartnerScroll {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-50%, 0, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ai-partner-marquee__track {
    animation: none;
    flex-wrap: wrap;
    width: auto;
    max-width: 100%;
  }

  .ai-partner-marquee__viewport {
    mask-image: none;
    -webkit-mask-image: none;
    overflow: visible;
  }
}

/* —— Messages —— */
.ai-messages {
  display: none;
  flex-direction: column;
  gap: 18px;
  padding: 20px 0 12px;
}

.ai-messages.is-active {
  display: flex;
}

.ai-msg-row {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  max-width: 100%;
  animation: ai-msg-in 0.3s ease;
}

@keyframes ai-msg-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ai-msg-row--user {
  flex-direction: row-reverse;
  align-self: flex-end;
}

.ai-msg-row--assistant {
  align-self: flex-start;
}

.ai-msg-avatar {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.ai-msg-row--assistant .ai-msg-avatar {
  background: var(--ai-primary-soft);
  color: var(--ai-action);
}

.ai-msg-row--user .ai-msg-avatar {
  background: rgba(var(--ai-navy-rgb), 0.08);
  color: var(--ai-ink);
  font-size: 0.72rem;
  font-weight: 700;
}

.ai-msg-bubble {
  max-width: min(680px, 90%);
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 0.94rem;
  line-height: 1.6;
}

.ai-msg-row--user .ai-msg-bubble {
  background: var(--ai-action);
  color: #fff;
  border-bottom-right-radius: 6px;
}

.ai-msg-row--assistant .ai-msg-bubble {
  color: var(--ai-ink);
  border-bottom-left-radius: 6px;
}

.ai-msg-row--assistant .ai-msg-bubble:has(.ai-card) {
  padding: 0;
  background: none;
  border: none;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  overflow: visible;
  isolation: auto;
}

.ai-msg-row--assistant .ai-msg-bubble:has(.ai-card)::before {
  content: none;
}

.ai-msg-text {
  margin: 0;
}

.ai-msg-text + .ai-card {
  margin-top: 12px;
}

.ai-msg-row--typing .ai-msg-bubble {
  display: flex;
  gap: 5px;
  align-items: center;
  padding: 14px 18px;
}

.ai-msg-row--typing span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ai-muted);
  animation: ai-typing 1.2s ease-in-out infinite;
}

.ai-msg-row--typing span:nth-child(2) { animation-delay: 0.15s; }
.ai-msg-row--typing span:nth-child(3) { animation-delay: 0.3s; }

@keyframes ai-typing {
  0%, 80%, 100% { opacity: 0.35; transform: scale(0.85); }
  40% { opacity: 1; transform: scale(1); }
}

/* Cards inside assistant replies — 极简磨砂玻璃 */
.ai-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 18px 18px 16px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: var(--ai-acrylic-bg);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  box-shadow: none;
}

.ai-card::before,
.ai-card::after {
  display: none;
}

.ai-card > * {
  position: relative;
  z-index: 1;
}

.ai-card__kicker {
  margin: 0 0 6px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ai-gold);
}

.ai-card__title {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ai-ink);
}

.ai-card__metric {
  margin: 0 0 10px;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--ai-gold);
}

.ai-card__body,
.ai-card li {
  color: var(--ai-text-2);
  font-size: 0.88rem;
  line-height: 1.55;
}

.ai-card ul {
  margin: 0 0 10px;
  padding: 0 0 0 16px;
}

.ai-card__list {
  display: grid;
  gap: 8px;
  margin: 0 0 12px;
}

.ai-card__item {
  padding: 10px 12px;
  border-radius: var(--ai-radius-sm);
  text-align: left;
  border: 1px solid rgba(255, 255, 255, 0.55);
  background: transparent;
  box-shadow: none;
}

.ai-card__item strong {
  display: block;
  color: var(--ai-ink);
  font-size: 0.88rem;
}

.ai-card__item span {
  display: block;
  margin-top: 3px;
  color: var(--ai-text-3);
  font-size: 0.78rem;
  line-height: 1.45;
}

.ai-card__rows {
  display: grid;
  gap: 6px;
  margin: 0 0 12px;
}

.ai-card__row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.86rem;
}

.ai-card__row span {
  color: var(--ai-text-3);
}

.ai-card__row strong {
  color: var(--ai-ink);
  font-weight: 600;
  text-align: right;
}

.ai-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.ai-card-opt,
.ai-card-link {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 14px;
  color: var(--ai-text);
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.ai-card-opt:hover,
.ai-card-link:hover {
  border-color: color-mix(in srgb, var(--ai-action) 35%, var(--ai-border));
  background: var(--ai-surface);
  color: var(--ai-text);
}

.ai-card-opt.is-primary,
.ai-card-link.is-primary {
  border: none;
  background: var(--ai-action);
  color: #fff;
  box-shadow: 0 8px 18px color-mix(in srgb, var(--ai-action) 26%, transparent);
}

.ai-card-opt.is-primary:hover,
.ai-card-link.is-primary:hover {
  background: var(--ai-action-hover);
  color: #fff;
}

.ai-card--warn .ai-card__kicker {
  color: var(--ai-gold);
}

.ai-track-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0 12px;
}

.ai-track-steps span {
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--ai-primary-soft);
  color: var(--ai-text-2);
  font-size: 0.72rem;
}

.ai-followup {
  flex-shrink: 0;
  display: none;
  gap: 8px;
  padding: 0 0 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.ai-followup.is-visible {
  display: flex;
}

.ai-followup::-webkit-scrollbar {
  display: none;
}

.ai-followup-chip {
  flex: 0 0 auto;
  padding: 8px 16px;
  border-radius: 999px;
  color: var(--ai-text-2);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.ai-followup-chip:hover {
  border-color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.44);
  color: var(--ai-action);
}

.ai-followup-chip:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.ai-welcome-compose {
  margin: 0;
  padding: 2px 2px 4px;
}

.ai-welcome-compose__lead {
  margin: 0 0 12px;
  padding: 0 4px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-align: left;
  text-transform: uppercase;
  color: var(--ai-text-3);
}

.ai-composer-wrap.is-welcome .ai-composer {
  min-height: 72px;
  padding: 12px 14px 12px 18px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: var(--ai-acrylic-bg);
  box-shadow: none;
}

.ai-composer-wrap.is-welcome .ai-composer::before {
  display: none;
}

.ai-composer-dock {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: visible;
}

.ai-composer-slot--welcome:empty,
.ai-composer-slot--chat:empty {
  display: none;
}

/* Composer + trust strip */
.ai-composer-wrap {
  position: relative;
  flex-shrink: 0;
}

.ai-new-chat-tip {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  z-index: 6;
  display: inline-flex;
  align-items: center;
  max-width: min(92%, 360px);
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  background: rgba(5, 79, 116, 0.92);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: 0.01em;
  white-space: nowrap;
  pointer-events: none;
  transform: translate(-50%, 6px);
  opacity: 0;
  box-shadow: 0 10px 28px rgba(5, 79, 116, 0.22);
  transition:
    opacity 0.28s var(--ai-ease),
    transform 0.28s var(--ai-ease);
}

.ai-new-chat-tip::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 100%;
  width: 10px;
  height: 10px;
  margin-left: -5px;
  background: rgba(5, 79, 116, 0.92);
  border-right: 1px solid rgba(255, 255, 255, 0.5);
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  transform: rotate(45deg) translateY(-4px);
}

.ai-new-chat-tip[hidden] {
  display: none !important;
}

.ai-new-chat-tip.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.ai-composer-wrap.has-new-chat-tip .ai-composer {
  animation: ai-composer-tip-pulse 1.1s var(--ai-ease) 2;
}

@keyframes ai-composer-tip-pulse {
  0%,
  100% {
    box-shadow: none;
  }
  45% {
    box-shadow: 0 0 0 3px rgba(5, 79, 116, 0.18);
  }
}

.ai-composer-wrap.is-welcome {
  padding: 0;
  border-top: none;
}

.ai-composer-wrap.is-welcome .ai-composer {
  min-height: 72px;
}

.ai-composer-wrap.is-docked {
  padding: 10px 0 0;
  border-top: 1px solid color-mix(in srgb, var(--ai-border) 45%, transparent);
}

.ai-composer-wrap.is-docked .ai-composer {
  box-shadow: none;
}

.ai-composer__caustic,
.ai-composer__sheen {
  display: none;
}

.ai-composer-form {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 10px;
}

.ai-composer-input {
  flex: 1;
  min-height: 56px;
  max-height: 160px;
  padding: 14px 6px;
  border: none;
  background: transparent;
  color: var(--ai-ink);
  font-size: 1.02rem;
  line-height: 1.5;
  resize: none;
}

.ai-composer-input:focus {
  outline: none;
}

.ai-composer-input::placeholder {
  color: var(--ai-text-3);
}

.ai-composer-send {
  flex-shrink: 0;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: none;
  border-radius: 50%;
  background: var(--ai-action);
  color: #fff;
  font-size: 1.35rem;
  box-shadow: 0 0 0 4px var(--ai-bg);
  cursor: pointer;
  transition: background 0.2s var(--ai-ease), transform 0.15s var(--ai-ease);
}

.ai-composer-send i {
  font-size: 1.2rem;
  line-height: 1;
}

.ai-composer-send.is-empty {
  background: color-mix(in srgb, var(--ai-text-3) 18%, #e9edf0);
  color: color-mix(in srgb, var(--ai-text-3) 70%, #fff);
  cursor: default;
  transform: none;
}

.ai-composer-send.is-empty:hover {
  background: color-mix(in srgb, var(--ai-text-3) 18%, #e9edf0);
  transform: none;
}

.ai-composer-send:hover:not(:disabled):not(.is-empty) {
  background: var(--ai-action-hover);
  transform: translateY(-1px);
}

.ai-composer-send:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

@keyframes aiComposerSheen {
  0%,
  18% {
    transform: translateX(-70%) rotate(12deg);
    opacity: 0;
  }
  38% {
    opacity: 0.95;
  }
  72%,
  100% {
    transform: translateX(340%) rotate(12deg);
    opacity: 0;
  }
}

@keyframes aiComposerCaustic {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
    opacity: 0.7;
  }
  50% {
    transform: translate3d(-10%, -8%, 0) scale(1.12);
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ai-composer__sheen,
  .ai-composer__caustic,
  .ai-intent-door::after,
  .ai-composer-wrap.has-new-chat-tip .ai-composer {
    animation: none;
  }

  .ai-new-chat-tip {
    transition: none;
  }
}

.ai-trust-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, calc(var(--ai-content-max) - 40px)) minmax(0, 1fr);
  align-items: center;
  column-gap: 16px;
  width: 100vw;
  max-width: 100vw;
  margin: 4px 0 0;
  margin-left: calc(50% - 50vw);
  padding: 10px max(20px, env(safe-area-inset-right, 0px)) 12px max(20px, env(safe-area-inset-left, 0px));
  box-sizing: border-box;
  border-top: 1px solid color-mix(in srgb, var(--ai-border) 55%, transparent);
  color: var(--ai-text-3);
  font-size: 0.72rem;
}

.ai-trust-bar a,
.ai-trust-wechat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  color: var(--ai-text-3);
  text-decoration: none;
}

.ai-trust-bar a i,
.ai-trust-wechat i {
  font-size: 0.92rem;
  line-height: 1;
  color: var(--ai-action);
  flex-shrink: 0;
}

.ai-trust-bar a:hover,
.ai-trust-wechat:hover {
  color: var(--ai-text);
}

.ai-trust-bar a:hover i,
.ai-trust-wechat:hover i {
  color: var(--ai-action);
}

.ai-trust-wechat {
  grid-column: 1;
  justify-self: start;
  margin: 0;
  padding: 0;
  border: none;
  background: none;
  font: inherit;
  cursor: pointer;
  white-space: nowrap;
}

.ai-trust-bar .ai-partner-marquee {
  grid-column: 2;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  margin: 0;
}

.ai-trust-icp {
  grid-column: 3;
  justify-self: end;
  white-space: nowrap;
}

@media (max-height: 860px) {
  .ai-app-main {
    padding-top: 4px;
  }

  .ai-welcome-plane {
    margin-top: -28px;
    margin-bottom: -12px;
  }

  .ai-welcome__stack {
    margin-top: -76px;
    gap: 16px;
  }

  .ai-welcome__deck {
    padding-top: 12px;
    padding-bottom: 10px;
  }

  .ai-welcome__command .ai-intent-grid {
    padding-top: 12px;
  }

  .ai-partner-marquee {
    margin-top: 0;
    gap: 8px;
  }

  .ai-partner-marquee__tag {
    display: none;
  }

  .ai-partner-chip {
    min-height: 30px;
    padding: 0 12px;
    font-size: 0.76rem;
  }

  .ai-partner-marquee__track {
    animation-duration: 42s;
  }
}

@media (max-width: 860px) {
  .ai-stage-map--eu {
    top: 0;
    left: 0;
    width: min(54vw, 480px);
    height: min(46%, 480px);
    transform: none;
    opacity: 0.38;
  }

  .ai-stage-map--am {
    top: calc(var(--ai-header-h) - 10px);
    right: 64px;
    width: min(56vw, 460px);
    height: min(38vh, 360px);
    opacity: 0.38;
  }

  .ai-stage-map--cn {
    width: min(92%, 440px);
    height: min(70%, 200px);
    opacity: 0.22;
  }

  .ai-stage-map--sea,
  .ai-stage-map--au {
    width: min(42vw, 320px);
    height: min(24vh, 200px);
    opacity: 0.32;
  }

  .ai-intent-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: auto;
  }

  .ai-intent-door.is-primary,
  .ai-intent-door:nth-child(2),
  .ai-intent-door:nth-child(3),
  .ai-intent-door:nth-child(4),
  .ai-intent-door:nth-child(5) {
    grid-column: auto;
    grid-row: auto;
    min-height: 0;
    flex-direction: row;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 16px 16px 14px;
  }

  .ai-intent-door.is-primary .ai-intent-door__icon,
  .ai-intent-door.is-primary .ai-intent-door__icon .ai-icon {
    width: 40px;
    height: 40px;
  }

  .ai-intent-door.is-primary .ai-intent-door__icon .ai-icon--illus,
  .ai-welcome__command .ai-intent-door .ai-icon--illus {
    width: 40px;
    height: 40px;
  }

  .ai-welcome__command .ai-intent-door.is-primary {
    padding: 16px 14px;
    border-radius: 20px;
  }

  .ai-welcome__command .ai-intent-door {
    border-radius: 20px;
  }

  .ai-welcome-plane img {
    width: min(620px, 96vw);
  }

  .ai-welcome__hero::before {
    width: min(680px, 112vw);
    height: clamp(180px, 30vh, 260px);
    opacity: 0.3;
    background-image:
      repeating-linear-gradient(
        0deg,
        transparent 0,
        transparent 39px,
        var(--ai-hero-grid-line) 39px,
        var(--ai-hero-grid-line) 40px
      ),
      repeating-linear-gradient(
        90deg,
        transparent 0,
        transparent 39px,
        var(--ai-hero-grid-line) 39px,
        var(--ai-hero-grid-line) 40px
      );
  }
}

@media (max-width: 780px) {
  .ai-welcome__foot {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .ai-welcome-stats {
    justify-content: center;
  }

  .ai-welcome__actions {
    align-items: center;
    width: 100%;
  }

  .ai-welcome-cta {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .ai-advisor-layout {
    padding: 6px 14px 0;
  }

  .ai-welcome {
    min-height: 0;
    padding-top: 0;
  }

  .ai-welcome__hero {
    padding-bottom: 10px;
  }

  .ai-stage-map--sea,
  .ai-stage-map--au {
    display: none;
  }

  .ai-stage-map--eu {
    top: 0;
    left: 0;
    width: min(52vw, 320px);
    height: min(34%, 320px);
    transform: none;
  }

  .ai-stage-map--am {
    top: calc(var(--ai-header-h) + 8px);
    width: min(52vw, 300px);
    height: min(26vh, 220px);
  }

  .ai-stage-map--cn {
    width: min(94%, 360px);
    height: min(68%, 160px);
  }

  .ai-welcome__foot {
    flex-direction: column;
    align-items: stretch;
  }

  .ai-welcome-stats-block {
    width: 100%;
  }

  .ai-welcome__stack {
    margin-top: -48px;
  }

  .ai-partner-marquee {
    min-width: 0;
  }

  .ai-partner-marquee__tag {
    display: none;
  }

  .ai-partner-marquee__viewport {
    flex: 1 1 auto;
  }

  .ai-welcome__deck {
    padding: 14px 8px 12px;
  }

  .ai-welcome__command {
    padding: 0 0 4px;
  }

  .ai-welcome-title {
    font-size: clamp(1rem, 4.5vw, 1.4rem);
  }

  .ai-welcome-sub {
    font-size: 0.84rem;
    white-space: nowrap;
    overflow-x: auto;
    max-width: 94vw;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .ai-welcome-sub::-webkit-scrollbar {
    display: none;
  }

  .ai-trust-bar {
    gap: 8px 14px;
  }

  .ai-new-chat-tip {
    max-width: min(94vw, 320px);
    white-space: normal;
    text-align: center;
    border-radius: 14px;
  }

  .ai-composer {
    min-height: 76px;
    padding: 12px 12px 12px 18px;
    border-radius: 26px;
  }

  .ai-composer-input {
    min-height: 48px;
    font-size: 1rem;
  }

  .ai-composer-send {
    width: 46px;
    height: 46px;
  }
}

/* 企业微信客服 — PC 扫码浮层 */
.ide-kf-modal {
  position: fixed;
  inset: 0;
  z-index: 10050;
  display: grid;
  place-items: center;
  padding: 24px;
}

.ide-kf-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(12, 18, 28, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.ide-kf-modal__panel {
  position: relative;
  z-index: 1;
  width: min(100%, 360px);
  padding: 28px 24px 22px;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--ai-border) 80%, transparent);
  background: var(--ai-surface, #fff);
  box-shadow: 0 24px 64px rgba(12, 18, 28, 0.22);
  text-align: center;
}

.ide-kf-modal__close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--ai-text-3, #6b7280);
  cursor: pointer;
}

.ide-kf-modal__close:hover {
  color: var(--ai-text, #111);
  background: color-mix(in srgb, var(--ai-border) 40%, transparent);
}

.ide-kf-modal__kicker {
  margin: 0 0 6px;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--ai-text-3, #6b7280);
}

.ide-kf-modal__title {
  margin: 0 0 8px;
  font-size: 1.15rem;
  font-weight: 650;
  color: var(--ai-text, #111);
}

.ide-kf-modal__hint {
  margin: 0 0 18px;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--ai-text-2, #4b5563);
}

.ide-kf-modal__qr-wrap {
  display: grid;
  place-items: center;
  margin: 0 auto 16px;
  padding: 12px;
  width: fit-content;
  border-radius: 12px;
  background: #fff;
  border: 1px solid color-mix(in srgb, var(--ai-border) 70%, transparent);
}

.ide-kf-modal__qr {
  display: block;
  width: 220px;
  height: 220px;
}

.ide-kf-modal__qr-fallback {
  margin: 0;
  max-width: 220px;
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--ai-text-2, #4b5563);
}

.ide-kf-modal__open {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 8px;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--ai-action, #1d7281);
  text-decoration: none;
}

.ide-kf-modal__open:hover {
  text-decoration: underline;
}

button.ai-card-link {
  font: inherit;
  cursor: pointer;
}