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.9rem;border:none;border-radius:999px;background:var(--bg-secondary);color:var(--text-primary);font:inherit;font-size:.875rem;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.auth-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;display:flex;align-items:center;justify-content:center;padding:1.25rem;background:rgba(7,11,22,.46)}.auth-dialog{position:relative;width:min(420px,100%);padding:1.4rem 1.25rem 1.2rem;border-radius:20px;background:var(--bg-chat);color:var(--text-primary);box-shadow:0 24px 60px #070b1647}.auth-close{position:absolute;top:.7rem;right:.75rem;width:32px;height:32px;border:none;border-radius:999px;background:var(--bg-secondary);color:var(--text-primary);font-size:1.25rem;line-height:1;cursor:pointer}.auth-tabs{display:flex;gap:.4rem;margin-bottom:1rem}.auth-tabs button,.auth-switch{border:none;background:transparent;color:var(--text-secondary);font:inherit;cursor:pointer}.auth-tabs button{padding:.35rem .2rem 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infinite;pointer-events:none;mask-image:url(/rgpt-logo.png);mask-size:contain;mask-repeat:no-repeat;mask-position:center;-webkit-mask-image:url(/rgpt-logo.png);-webkit-mask-size:contain;-webkit-mask-repeat:no-repeat;-webkit-mask-position:center}@keyframes logo-shimmer{0%,85.7%{background-position:140% 0}to{background-position:-40% 0}}@keyframes logo-glow{0%,to{filter:drop-shadow(0 8px 14px rgba(70,110,190,.08))}50%{filter:drop-shadow(0 10px 22px rgba(90,145,230,.28))}}[data-theme=dark] .welcome-logo-frame{animation-name:logo-glow-dark}@keyframes logo-glow-dark{0%,to{filter:drop-shadow(0 0 8px rgba(90,175,255,.16))}50%{filter:drop-shadow(0 0 14px rgba(140,205,255,.34))}}@media (prefers-reduced-motion: reduce){.welcome-logo-frame,.welcome-logo-frame:after{animation:none}[data-theme=dark] .welcome-logo-frame{filter:drop-shadow(0 0 10px 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span{font-size:.875rem;font-weight:600;color:var(--text-primary)}.close-menu-btn{background:none;border:none;font-size:1.25rem;color:var(--text-secondary);cursor:pointer;padding:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center}.burger-menu-content{padding:.5rem 0}.burger-menu-item{display:block;padding:.75rem 1rem;color:var(--text-primary);text-decoration:none;font-size:.875rem;transition:background-color .2s ease;border:none;background:none;width:100%;text-align:left;cursor:pointer;font-family:inherit}.burger-menu-item:hover{background:var(--bg-secondary)}.burger-menu-footer{padding:.75rem 1rem;border-top:1px solid var(--border-primary);background:var(--bg-secondary)}.burger-menu-footer span{font-size:.75rem;color:var(--text-secondary);line-height:1.4}@media (max-width: 768px){.app-header{padding:.65rem .75rem;gap:.5rem}.logo-text,.logo-tagline{display:none}.header-actions{gap:.4rem;min-width:0}.theme-toggle,.burger-menu-trigger{width:40px;height:40px}.account-button{max-width:92px;height:40px}main{max-width:100%}.welcome-screen{padding:1.5rem 1rem 2rem}.welcome-title{font-size:1.5rem}.welcome-examples{grid-template-columns:1fr}.messages-area{padding:1rem}.message-content{max-width:85%}.input-area{padding:.65rem .75rem calc(.85rem + env(safe-area-inset-bottom))}.input-wrapper{padding:.35rem .35rem .35rem .9rem}.burger-menu{right:0;min-width:min(220px,calc(100vw - 1.5rem))}.language-picker-label{display:none}.language-picker select{max-width:7.5rem}.voice-button{width:34px;height:34px}.voice-icon{width:16px;height:16px}.speak-button{width:24px;height:24px}.speak-button svg{width:12px;height:12px}.message-actions{flex-direction:column;align-items:flex-start;gap:.25rem}.model-attribution{align-self:flex-end}.voice-orb{width:132px;height:132px;margin:1.25rem 0}.voice-meet h2{font-size:1.5rem}.voice-meet p{font-size:.92rem;padding:0 .25rem}}.message-content p{margin:.75rem 0;line-height:1.6}.message-content strong{font-weight:600;color:var(--text-primary)}.message-content ul,.message-content ol{margin:.75rem 0;padding-left:1.5rem}.message-content li{margin:.25rem 0;line-height:1.5}.message-content code{background:var(--bg-tertiary);padding:.125rem .25rem;border-radius:3px;font-size:.875em;font-family:Consolas,Monaco,Courier New,monospace}.message-content pre{background:var(--bg-tertiary);padding:1rem;border-radius:var(--radius-md);overflow-x:auto;margin:1rem 0;border:1px solid var(--border-primary)}.message-content pre code{background:none;padding:0}.model-attribution{font-size:.75rem;color:var(--text-muted);margin-top:.5rem;text-align:right}.logo-container.compact,.slogan{display:none}.voice-mode{position:fixed;top:0;right:0;bottom:0;left:0;z-index:3000;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow-y:auto;scrollbar-width:none;padding:calc(4.5rem + env(safe-area-inset-top)) calc(1.5rem + env(safe-area-inset-right)) calc(2.5rem + env(safe-area-inset-bottom)) calc(1.5rem + env(safe-area-inset-left));background:radial-gradient(circle at 50% 42%,rgba(168,196,184,.16),transparent 28%),radial-gradient(circle at 50% 38%,#1c2824 0%,#101614 70%);color:#f4f1ea;text-align:center}.voice-mode::-webkit-scrollbar{display:none;width:0;height:0}.voice-mode svg{width:16px;height:16px;flex:0 0 16px}.voice-dismiss{position:absolute;top:calc(1.1rem + env(safe-area-inset-top));right:calc(1.1rem + env(safe-area-inset-right));width:36px;height:36px;border:none;border-radius:50%;background:transparent;color:#b7c2bc;cursor:pointer;display:flex;align-items:center;justify-content:center}.voice-dismiss svg{width:18px;height:18px}.voice-dismiss:hover{color:#f4f1ea;background:rgba(244,241,234,.08)}.voice-meet h2{margin:0 0 .65rem;font-size:1.85rem;font-weight:600;letter-spacing:-.02em}.voice-meet p{margin:0 auto;max-width:26rem;color:#c5cdc8;font-size:.98rem;line-height:1.45;font-weight:400}.voice-orb{position:relative;width:168px;height:168px;margin:2.25rem 0 1.75rem;border-radius:50%;overflow:hidden;flex-shrink:0;background:#9fbfb4;box-shadow:0 0 0 14px #bed6cc14,0 0 0 32px #bed6cc0d,0 24px 50px #5a786c47}.voice-orb span{position:absolute;display:block;filter:blur(12px);opacity:.92;will-change:transform,border-radius}.orb-mist{width:92%;height:92%;top:-18%;left:-16%;background:#fffaf3;animation:cloud-a 18s ease-in-out infinite}.orb-sage{width:88%;height:84%;right:-22%;bottom:-18%;background:#5f9d88;animation:cloud-b 22s ease-in-out infinite}.orb-sand{width:70%;height:66%;left:8%;bottom:-8%;background:#f0dcc8;animation:cloud-c 16s ease-in-out infinite}.orb-haze{width:74%;height:70%;top:6%;left:18%;background:#d7eee6;animation:cloud-d 26s ease-in-out infinite}.orb-dew{width:58%;height:62%;top:22%;right:4%;background:#ffffff;opacity:.72;animation:cloud-e 20s ease-in-out infinite}.voice-orb.listening,.voice-orb.speaking{animation:orb-breathe 5s ease-in-out infinite}.voice-orb.thinking{animation:orb-breathe 3s ease-in-out infinite}.voice-talk{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:44px;border:none;background:#e7f0eb;color:#1c2824;border-radius:999px;padding:.65rem 1.2rem;font:inherit;font-size:.95rem;font-weight:600;cursor:pointer}.voice-talk:hover{background:#f4f7f2}.voice-note{margin:1.25rem 0 0;max-width:22rem;color:#aeb8b3;font-size:.8rem;line-height:1.45}@keyframes orb-breathe{0%,to{transform:scale(.98)}50%{transform:scale(1.02)}}@keyframes cloud-a{0%{transform:translate(0) scale(1);border-radius:62% 38% 54% 46%}35%{transform:translate(22%,16%) scale(1.12);border-radius:42% 58% 40% 60%}70%{transform:translate(8%,28%) scale(.94);border-radius:55% 45% 62% 38%}to{transform:translate(0) scale(1);border-radius:62% 38% 54% 46%}}@keyframes cloud-b{0%{transform:translate(0) scale(1.05);border-radius:46% 54% 60% 40%}40%{transform:translate(-20%,-18%) scale(.9);border-radius:60% 40% 42% 58%}75%{transform:translate(-8%,-30%) scale(1.14);border-radius:38% 62% 50% 50%}to{transform:translate(0) scale(1.05);border-radius:46% 54% 60% 40%}}@keyframes cloud-c{0%{transform:translate(0) scale(1);border-radius:50% 50% 42% 58%}50%{transform:translate(16%,-22%) scale(1.18);border-radius:40% 60% 58% 42%}to{transform:translate(0) scale(1);border-radius:50% 50% 42% 58%}}@keyframes cloud-d{0%{transform:translate(0) scale(.96);border-radius:58% 42% 48% 52%}45%{transform:translate(-18%,14%) scale(1.16);border-radius:44% 56% 62% 38%}to{transform:translate(0) scale(.96);border-radius:58% 42% 48% 52%}}@keyframes cloud-e{0%{transform:translate(0) scale(1);border-radius:40% 60% 46% 54%}55%{transform:translate(-14%,18%) scale(1.2);border-radius:62% 38% 40% 60%}to{transform:translate(0) scale(1);border-radius:40% 60% 46% 54%}}