.kv-chat-toggle{position:fixed;bottom:28px;right:28px;z-index:9999;display:flex;align-items:center;gap:10px;background:linear-gradient(135deg,#a5e7ff 0%,#00e1ab 100%);color:#0B0F19;border:none;border-radius:50px;padding:16px 28px;font-family:var(--kv-font-mono,monospace);font-size:14px;font-weight:700;cursor:pointer;box-shadow:0 4px 24px rgba(165,231,255,0.4),0 0 40px rgba(0,225,171,0.15);transition:all 300ms cubic-bezier(0.16,1,0.3,1);letter-spacing:0.02em;animation:kv-chat-btn-pulse 3s ease-in-out infinite;}@keyframes kv-chat-btn-pulse{0%,100%{box-shadow:0 4px 24px rgba(165,231,255,0.4),0 0 40px rgba(0,225,171,0.15);}50%{box-shadow:0 4px 32px rgba(165,231,255,0.6),0 0 60px rgba(0,225,171,0.3);}}.kv-chat-toggle:hover{transform:translateY(-3px) scale(1.03);box-shadow:0 8px 40px rgba(165,231,255,0.5),0 0 60px rgba(0,225,171,0.25);}.kv-chat-toggle svg{width:22px;height:22px;}.kv-chat-panel{position:fixed;bottom:28px;right:28px;z-index:10000;width:400px;max-height:580px;background:rgba(15,19,29,0.95);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,0.1);border-radius:16px;box-shadow:0 16px 64px rgba(0,0,0,0.5),0 0 24px rgba(165,231,255,0.1);display:none;flex-direction:column;overflow:hidden;animation:kv-chat-slide-up 0.3s cubic-bezier(0.16,1,0.3,1);}.kv-chat-panel.kv-chat--open{display:flex;}@keyframes kv-chat-slide-up{from{opacity:0;transform:translateY(20px) scale(0.95);}to{opacity:1;transform:translateY(0) scale(1);}}.kv-chat-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:rgba(28,31,42,0.8);border-bottom:1px solid rgba(255,255,255,0.08);}.kv-chat-header__title{display:flex;align-items:center;gap:10px;font-family:var(--kv-font-display,sans-serif);font-size:15px;font-weight:600;color:var(--kv-on-surface,#dfe2f1);}.kv-chat-header__dot{width:8px;height:8px;border-radius:50%;background:#00e1ab;animation:kv-chat-pulse 2s infinite;}@keyframes kv-chat-pulse{0%,100%{opacity:1;}50%{opacity:0.4;}}.kv-chat-header__close{background:none;border:none;color:var(--kv-on-surface-variant,#bbc9cf);cursor:pointer;padding:4px;font-size:20px;line-height:1;}.kv-chat-header__close:hover{color:var(--kv-on-surface,#dfe2f1);}.kv-chat-messages{flex:1;overflow-y:auto;padding:16px 20px;display:flex;flex-direction:column;gap:12px;min-height:300px;max-height:380px;scrollbar-width:thin;scrollbar-color:var(--kv-outline-variant,#3c494e) transparent;}.kv-chat-messages::-webkit-scrollbar{width:4px;}.kv-chat-messages::-webkit-scrollbar-thumb{background:var(--kv-outline-variant,#3c494e);border-radius:4px;}.kv-chat-msg{max-width:85%;padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.5;animation:kv-chat-fade-in 0.2s ease;}@keyframes kv-chat-fade-in{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}.kv-chat-msg--ai{align-self:flex-start;background:var(--kv-surface-container-high,#262a35);color:var(--kv-on-surface,#dfe2f1);border-bottom-left-radius:4px;}.kv-chat-msg--user{align-self:flex-end;background:var(--kv-primary,#a5e7ff);color:var(--kv-base,#0B0F19);border-bottom-right-radius:4px;}.kv-chat-msg--error{align-self:center;background:rgba(255,180,171,0.1);border:1px solid var(--kv-error,#ffb4ab);color:var(--kv-error,#ffb4ab);font-size:13px;}.kv-chat-typing{align-self:flex-start;display:flex;gap:4px;padding:12px 16px;background:var(--kv-surface-container-high,#262a35);border-radius:12px;border-bottom-left-radius:4px;}.kv-chat-typing span{width:6px;height:6px;border-radius:50%;background:var(--kv-outline,#859399);animation:kv-chat-bounce 1.4s infinite;}.kv-chat-typing span:nth-child(2){animation-delay:0.2s;}.kv-chat-typing span:nth-child(3){animation-delay:0.4s;}@keyframes kv-chat-bounce{0%,60%,100%{transform:translateY(0);}30%{transform:translateY(-6px);}}.kv-chat-input-area{display:flex;gap:8px;padding:12px 16px;border-top:1px solid rgba(255,255,255,0.08);background:rgba(28,31,42,0.5);}.kv-chat-input{flex:1;padding:10px 14px;background:var(--kv-surface-container-high,#262a35);border:1px solid var(--kv-outline-variant,#3c494e);border-radius:10px;color:var(--kv-on-surface,#dfe2f1);font-family:var(--kv-font-body,sans-serif);font-size:14px;outline:none;transition:border-color 200ms ease;}.kv-chat-input:focus{border-color:var(--kv-primary,#a5e7ff);}.kv-chat-input::placeholder{color:var(--kv-on-surface-variant,#bbc9cf);}.kv-chat-send{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:var(--kv-primary,#a5e7ff);border:none;border-radius:10px;color:var(--kv-base,#0B0F19);cursor:pointer;transition:all 200ms ease;}.kv-chat-send:hover{box-shadow:0 0 12px var(--kv-primary,#a5e7ff);}.kv-chat-send:disabled{opacity:0.4;cursor:not-allowed;}.kv-chat-send svg{width:18px;height:18px;}@media (max-width:480px){.kv-chat-panel{width:calc(100vw - 16px);right:8px;bottom:8px;max-height:70vh;}.kv-chat-toggle{bottom:16px;right:16px;padding:12px 18px;font-size:12px;}}.kv-chat-msg--ai{white-space:pre-wrap;word-wrap:break-word;}.kv-chat-msg--ai strong,.kv-chat-msg--ai b{color:var(--kv-primary,#a5e7ff);font-weight:600;}.kv-chat-msg--ai em{color:var(--kv-secondary-fixed,#00e1ab);font-style:normal;}.kv-chat-msg--ai code{font-family:var(--kv-font-mono,monospace);background:rgba(165,231,255,0.08);padding:2px 6px;border-radius:4px;font-size:13px;color:var(--kv-primary,#a5e7ff);}.kv-chat-msg--ai hr{border:none;border-top:1px solid var(--kv-outline-variant,#3c494e);margin:10px 0;}