:root {
  --pink-1: #ffb6c1;
  --pink-2: #ff69b4;
  --bg: #fff8f8;
  --fg: #1f1a1c;
  --muted: #514345;
  --surface-lowest: #ffffff;
  --surface-low: #fbf1f3;
  --surface: #fff8f8;
  --surface-high: #efe6e8;
  --surface-highest: #eae0e2;
  --card: rgba(255, 255, 255, 0.6);
  --stroke: rgba(255, 255, 255, 0.25);
  --shadow: 0 8px 32px rgba(255, 182, 193, 0.22);
  --tabbar-height: 78px;
  --tabbar-radius: 24px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --tabbar-offset: calc(12px + var(--safe-bottom));
  --tabbar-space: calc(var(--tabbar-height) + var(--tabbar-offset));
}

body {
  background: var(--bg);
  color: var(--fg);
}

body.dark-mode {
  --bg: #0b0c10;
  --fg: #f8eef0;
  --muted: rgba(248, 238, 240, 0.72);
  --surface-lowest: #101118;
  --surface-low: #141520;
  --surface: #0b0c10;
  --surface-high: #1a1c26;
  --surface-highest: #232636;
  --card: rgba(20, 21, 28, 0.55);
  --stroke: rgba(255, 255, 255, 0.12);
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.55);
  --pink-1: #fd68b3;
  --pink-2: #a855f7;
}

body.dark-mode .bg-background,
body.dark-mode .bg-surface {
  background-color: var(--bg) !important;
}

body.dark-mode .text-on-background {
  color: var(--fg) !important;
}

body.dark-mode .text-on-surface {
  color: var(--fg) !important;
}

body.dark-mode .text-on-surface-variant {
  color: var(--muted) !important;
}

body.dark-mode .bg-surface-container-lowest {
  background-color: var(--surface-lowest) !important;
}

body.dark-mode .bg-surface-container-low {
  background-color: var(--surface-low) !important;
}

body.dark-mode .bg-surface-container-high {
  background-color: var(--surface-high) !important;
}

body.dark-mode .bg-surface-container-highest {
  background-color: var(--surface-highest) !important;
}

#pageRoot {
  padding-bottom: var(--tabbar-space);
}

#pageRoot nav.fixed,
#pageRoot nav[class*='fixed'] {
  display: none !important;
}

.tabbar {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: var(--tabbar-offset);
  height: var(--tabbar-height);
  padding: 8px 10px calc(10px + var(--safe-bottom));
  border-radius: var(--tabbar-radius);
  background: var(--card);
  background: color-mix(in srgb, var(--card) 92%, transparent);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  z-index: 1000;
}

.tabbar__item {
  appearance: none;
  border: 0;
  background: transparent;
  color: rgba(172, 36, 113, 0.42);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 6px 4px;
  border-radius: 16px;
  user-select: none;
}

.tabbar__icon {
  font-size: 24px;
  font-variation-settings: "FILL" 0;
}

.tabbar__label {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.tabbar__item.is-active {
  color: #ff2e93;
  background: rgba(255, 182, 193, 0.26);
}

.tabbar__item.is-active .tabbar__icon {
  font-variation-settings: "FILL" 1;
}

[data-route='chat'] [data-chat-input-dock] {
  bottom: var(--tabbar-space) !important;
}

[data-route='chat'] main {
  padding-bottom: calc(var(--tabbar-space) + 20px) !important;
}

[data-route='chat'] [data-chat-send] {
  background: linear-gradient(135deg, var(--pink-2), var(--pink-1)) !important;
}

[data-route='chat'] .bg-primary-gradient {
  background: linear-gradient(135deg, var(--pink-2), var(--pink-1)) !important;
}

[data-route='chat'] [data-chat-bubble='user'] {
  background: linear-gradient(135deg, var(--pink-2), var(--pink-1)) !important;
}