:root{--li-primary: #1A1A2E;--li-primary-light: #2D2D44;--li-primary-soft: rgba(26, 26, 46, .08);--li-text: #1C1C1E;--li-text-secondary: #8E8E93;--li-text-tertiary: #C7C7CC;--li-text-inverse: #FFFFFF;--li-bg: #FFFFFF;--li-bg-secondary: #F2F2F7;--li-bg-tertiary: #E5E5EA;--li-bg-chat: #EFEFF4;--li-separator: rgba(60, 60, 67, .06);--li-separator-heavy: rgba(60, 60, 67, .12);--li-bubble-user: #E8F0FE;--li-bubble-user-text: #1C1C1E;--li-bubble-user-meta: #8E8E93;--li-bubble-ai: #FFFFFF;--li-bubble-ai-text: #1C1C1E;--li-bubble-ai-border: rgba(0, 0, 0, .06);--li-accent: #D4A853;--li-accent-soft: rgba(212, 168, 83, .15);--li-danger: #FF3B30;--li-success: #34C759;--li-space-xs: 4px;--li-space-sm: 8px;--li-space-md: 12px;--li-space-lg: 16px;--li-space-xl: 24px;--li-radius-xs: 6px;--li-radius-sm: 10px;--li-radius-md: 14px;--li-radius-lg: 18px;--li-radius-xl: 22px;--li-radius-full: 9999px;--li-shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--li-shadow-md: 0 2px 8px rgba(0, 0, 0, .08);--li-shadow-lg: 0 4px 16px rgba(0, 0, 0, .12);--li-shadow-xl: 0 8px 32px rgba(0, 0, 0, .16);--li-ease-spring: cubic-bezier(.25, 1, .5, 1);--li-ease-bounce: cubic-bezier(.34, 1.56, .64, 1);--li-ease-smooth: cubic-bezier(.4, 0, .2, 1);--li-ease-in: cubic-bezier(.4, 0, 1, 1);--li-ease-out: cubic-bezier(0, 0, .2, 1);--li-duration-fast: .15s;--li-duration-normal: .25s;--li-duration-slow: .35s;--li-duration-layer: .45s;--li-glass-bg: rgba(255, 255, 255, .78);--li-glass-bg-heavy: rgba(255, 255, 255, .92);--li-glass-blur: blur(20px);--li-glass-border: rgba(255, 255, 255, .3);--li-glass-shadow: 0 2px 16px rgba(0, 0, 0, .08);--li-font-law: "Source Serif 4", "Georgia", serif;--li-font-ui: -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;--li-font-mono: "SF Mono", "Menlo", monospace}.li-glass{background:var(--li-glass-bg);backdrop-filter:var(--li-glass-blur);-webkit-backdrop-filter:var(--li-glass-blur);border:1px solid var(--li-glass-border)}.li-glass-heavy{background:var(--li-glass-bg-heavy);backdrop-filter:var(--li-glass-blur);-webkit-backdrop-filter:var(--li-glass-blur)}.li-glass-dark{background:#00000073;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px)}.li-press{transition:transform var(--li-duration-fast) var(--li-ease-smooth);-webkit-tap-highlight-color:transparent}.li-press:active{transform:scale(.97)}.li-press-sm:active{transform:scale(.94)}.li-list-item{transition:background-color var(--li-duration-fast) ease;-webkit-tap-highlight-color:transparent}.li-list-item:active{background-color:#0000000a}.li-bubble-user{background:var(--li-bubble-user);color:var(--li-bubble-user-text);border-radius:var(--li-radius-lg) var(--li-radius-lg) var(--li-radius-xs) var(--li-radius-lg);padding:10px 14px;box-shadow:var(--li-shadow-sm);max-width:85%}.li-bubble-ai{background:var(--li-bubble-ai);color:var(--li-bubble-ai-text);border:1px solid var(--li-bubble-ai-border);border-radius:var(--li-radius-lg) var(--li-radius-lg) var(--li-radius-lg) var(--li-radius-xs);padding:10px 14px;box-shadow:var(--li-shadow-sm);max-width:85%}.li-bubble-meta{font-size:9px;color:var(--li-text-tertiary);text-align:right;margin-top:4px}.li-tab-bar{display:flex;gap:2px;padding:0 8px 8px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}.li-tab-bar::-webkit-scrollbar{display:none}.li-tab{flex-shrink:0;padding:6px 14px;border-radius:var(--li-radius-full);font-size:11px;font-weight:500;transition:all var(--li-duration-normal) var(--li-ease-spring);-webkit-tap-highlight-color:transparent;color:var(--li-text-secondary);background:#00000008}.li-tab:active{background:#00000014}.li-tab-active{background:var(--li-primary)!important;color:var(--li-text-inverse)!important;box-shadow:var(--li-shadow-sm)}.li-context-menu{background:var(--li-glass-bg-heavy);backdrop-filter:var(--li-glass-blur);-webkit-backdrop-filter:var(--li-glass-blur);border:1px solid rgba(0,0,0,.06);border-radius:var(--li-radius-md);box-shadow:var(--li-shadow-xl);overflow:hidden;animation:liMenuIn var(--li-duration-normal) var(--li-ease-bounce)}.li-context-item{display:flex;align-items:center;gap:12px;padding:12px 16px;font-size:13px;color:var(--li-text);-webkit-tap-highlight-color:transparent;transition:background var(--li-duration-fast) ease}.li-context-item:active{background:#0000000a}.li-context-separator{height:1px;background:var(--li-separator);margin:0 12px}@keyframes liMenuIn{0%{opacity:0;transform:scale(.92) translateY(-4px)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes liSlideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes liSlideDown{0%{opacity:0;transform:translateY(-16px)}to{opacity:1;transform:translateY(0)}}@keyframes liFadeIn{0%{opacity:0}to{opacity:1}}@keyframes liScaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes liBounceIn{0%{opacity:0;transform:scale(.3)}50%{transform:scale(1.05)}70%{transform:scale(.98)}to{opacity:1;transform:scale(1)}}.li-header{background:var(--li-glass-bg-heavy);backdrop-filter:var(--li-glass-blur);-webkit-backdrop-filter:var(--li-glass-blur);border-bottom:1px solid var(--li-separator)}.li-nav-button{width:36px;height:36px;border-radius:var(--li-radius-full);display:flex;align-items:center;justify-content:center;color:var(--li-text-secondary);transition:all var(--li-duration-fast) ease;-webkit-tap-highlight-color:transparent}.li-nav-button:active{background:#0000000f;transform:scale(.92)}.li-badge{min-width:20px;height:20px;padding:0 6px;border-radius:var(--li-radius-full);background:var(--li-accent);color:var(--li-text-inverse);font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center}.li-pill{padding:4px 10px;border-radius:var(--li-radius-full);font-size:10px;font-weight:600;background:var(--li-bg-secondary);color:var(--li-text-secondary);transition:all var(--li-duration-normal) var(--li-ease-spring)}.li-pill-active{background:var(--li-primary);color:var(--li-text-inverse)}.li-no-scrollbar{scrollbar-width:none;-ms-overflow-style:none}.li-no-scrollbar::-webkit-scrollbar{display:none}