@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap";:root{--bg-base:#17191d;--bg-surface:#17191d;--bg-panel:#17191d;--bg-panel-hover:#1e2127;--accent-1:#b8f7e4;--accent-2:#b8f7e4;--accent-3:#b8f7e4;--gradient-primary:linear-gradient(135deg, #b8f7e4 0%, #8ae9cd 100%);--gradient-hero:#17191d;--text-100:#fff;--text-60:#ffffffb3;--text-40:#ffffff73;--border-subtle:#00000026;--border-bright:#ffffff26;--bubble-ai:#17191d;--bubble-user:#b8f7e4;--bubble-user-text:#111827;--bubble-user-shadow:0 4px 12px #b8f7e440;--shadow-glow:0 0 16px #b8f7e426;--shadow-card:8px 8px 16px #0e0f12, -8px -8px 16px #202328;--neuo-outset:8px 8px 16px #0e0f12, -8px -8px 16px #202328;--neuo-outset-sm:4px 4px 8px #0e0f12, -4px -4px 8px #202328;--neuo-inset:inset 6px 6px 12px #0e0f12, inset -6px -6px 12px #202328;--neuo-inset-sm:inset 3px 3px 6px #0e0f12, inset -3px -3px 6px #202328;--neuo-border:#b8f7e40d;--radius-sm:12px;--radius-md:18px;--radius-lg:26px;--radius-xl:34px;--font:"Inter", system-ui, sans-serif;--alex-color:#b8f7e4;--alok-color:#8ae9cd;--user-color:#fff;--btn-text:#111827;--btn-shadow:4px 4px 8px #0e0f12, -4px -4px 8px #202328;--toggle-knob-unchecked:#a1a1aa;--toggle-knob-checked:#111827;--error-bg:#2d1d20;--error-border:#ea4335;--error-text:#fecaca;--logo-bg:#17191d;--logo-text:#b8f7e4;--orb-color:184, 247, 228;--card-bg:#17191d;--input-bg:#17191d;--input-border:transparent;--input-focus-bg:#17191d;--sidebar-bg:#17191d;--chat-main-bg:#131518;--chat-header-bg:#17191d;--chat-footer-bg:#17191d;--topic-box-bg:#17191d;--topic-box-border:transparent;--topic-card-bg:#17191d;--topic-card-border:transparent;--system-notice-bg:#17191d;--typing-bg:#17191d;--typing-border:transparent;--avatar-user-bg:#b8f7e4;--avatar-user-text:#111827;--avatar-alex-bg:#21252d;--avatar-alex-text:#b8f7e4;--avatar-alok-bg:#181b22;--avatar-alok-text:#8ae9cd}[data-theme=light]{--bg-base:#e2efea;--bg-surface:#e2efea;--bg-panel:#e2efea;--bg-panel-hover:#d7e6e0;--accent-1:#1b6b54;--accent-2:#1b6b54;--accent-3:#1b6b54;--gradient-primary:linear-gradient(135deg, #1b6b54 0%, #2b7a63 100%);--gradient-hero:#e2efea;--text-100:#1b2723;--text-60:#425851;--text-40:#6d8880;--border-subtle:#0000000f;--border-bright:#0000001f;--bubble-ai:#e2efea;--bubble-user:#1b6b54;--bubble-user-text:#fff;--bubble-user-shadow:4px 4px 8px #becbc7, -4px -4px 8px #fff;--shadow-glow:0 0 16px #1b6b541a;--shadow-card:8px 8px 16px #becbc7, -8px -8px 16px #fff;--neuo-outset:8px 8px 16px #becbc7, -8px -8px 16px #fff;--neuo-outset-sm:4px 4px 8px #becbc7, -4px -4px 8px #fff;--neuo-inset:inset 6px 6px 12px #becbc7, inset -6px -6px 12px #fff;--neuo-inset-sm:inset 3px 3px 6px #becbc7, inset -3px -3px 6px #fff;--neuo-border:#1b6b540d;--btn-text:#fff;--btn-shadow:4px 4px 8px #becbc7, -4px -4px 8px #fff;--toggle-knob-unchecked:#fff;--toggle-knob-checked:#fff;--error-bg:#fde8e8;--error-border:#f8b4b4;--error-text:#9b1c1c;--logo-bg:#e2efea;--logo-text:#1b6b54;--orb-color:27, 107, 84;--card-bg:#e2efea;--input-bg:#e2efea;--input-border:transparent;--input-focus-bg:#e2efea;--sidebar-bg:#e2efea;--chat-main-bg:#e2efea;--chat-header-bg:#e2efea;--chat-footer-bg:#e2efea;--topic-box-bg:#e2efea;--topic-box-border:transparent;--topic-card-bg:#e2efea;--topic-card-border:transparent;--system-notice-bg:#e2efea;--typing-bg:#e2efea;--typing-border:transparent;--avatar-user-bg:#1b6b54;--avatar-user-text:#fff;--avatar-alex-bg:#cde2db;--avatar-alex-text:#1b6b54;--avatar-alok-bg:#b6d3c8;--avatar-alok-text:#114d3c;--alex-color:#1b6b54;--alok-color:#114d3c;--user-color:#425851}[data-theme=light] body{background:var(--bg-base);color:var(--text-100)}*,:before,:after{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}html,body,#root{width:100%;height:100%;overflow:hidden}body{font-family:var(--font);background:var(--gradient-hero);color:var(--text-100);-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-bright);border-radius:4px}.app-container{justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:relative;overflow:hidden}.app-container:before,.app-container:after{content:"";filter:blur(80px);pointer-events:none;z-index:0;border-radius:50%;display:none;position:fixed}.screen{z-index:1;justify-content:center;align-items:center;width:100%;height:100%;padding:20px;display:flex;position:relative}.card{border-radius:var(--radius-xl);background:var(--card-bg);border:1px solid var(--neuo-border);width:100%;max-width:480px;max-height:92vh;box-shadow:var(--neuo-outset);padding:40px;animation:.4s cubic-bezier(.22,1,.36,1) both cardIn;position:relative;overflow-y:auto}.topic-card{scrollbar-width:none;-ms-overflow-style:none}.topic-card::-webkit-scrollbar{display:none}@keyframes cardIn{0%{opacity:0;transform:translateY(24px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.header{text-align:center;margin-bottom:32px}.logo-badge{background:var(--logo-bg);letter-spacing:2px;text-transform:uppercase;color:var(--logo-text);border:1px solid var(--neuo-border);box-shadow:var(--neuo-outset-sm), 0 0 12px rgba(var(--orb-color), .1);border-radius:999px;align-items:center;gap:10px;margin-bottom:16px;padding:10px 20px;font-size:12px;font-weight:700;display:inline-flex}.logo-icon{justify-content:center;align-items:center;font-size:18px;display:inline-flex}h1{letter-spacing:-.5px;color:var(--text-100);margin-bottom:8px;font-size:30px;font-weight:800}.subtitle{color:var(--text-60);font-size:14px;line-height:1.5}.form-group{flex-direction:column;gap:8px;display:flex}label{color:var(--text-60);letter-spacing:.5px;font-size:12px;font-weight:600}input[type=text],input[type=password]{background:var(--input-bg);border-radius:var(--radius-md);width:100%;color:var(--text-100);font-family:var(--font);box-shadow:var(--neuo-inset);border:none;outline:none;padding:14px 18px;font-size:16px;transition:box-shadow .2s}input[type=text]::placeholder,input[type=password]::placeholder{color:var(--text-40)}input[type=text]:focus,input[type=password]:focus{box-shadow:var(--neuo-inset), 0 0 0 2px var(--accent-1)}.tip{color:var(--text-40);font-size:12px;line-height:1.5}.link{color:var(--text-100);font-weight:600;text-decoration:underline;transition:opacity .15s}.link:hover{opacity:.8}.btn{font-family:var(--font);border-radius:var(--radius-md);cursor:pointer;background:var(--gradient-primary);color:var(--btn-text);box-shadow:var(--neuo-outset-sm), 0 4px 12px rgba(var(--orb-color), .15);border:none;justify-content:center;align-items:center;gap:8px;padding:14px 24px;font-size:14px;font-weight:700;transition:transform .15s,box-shadow .15s,background .15s;display:inline-flex;position:relative;overflow:hidden}.btn:hover:not(:disabled){box-shadow:var(--neuo-outset), 0 6px 16px rgba(var(--orb-color), .2);transform:translateY(-1.5px)}.btn:active:not(:disabled){box-shadow:var(--neuo-inset-sm);transform:translateY(1px)}.btn:disabled{opacity:.35;cursor:not-allowed;box-shadow:none;transform:none}.btn-block{width:100%;margin-left:0}.btn-secondary{background:var(--bg-panel);color:var(--text-100);box-shadow:var(--neuo-outset-sm);border:none}.btn-secondary:hover:not(:disabled){background:var(--bg-panel-hover);box-shadow:var(--neuo-outset);transform:translateY(-1.5px)}.btn-secondary:active:not(:disabled){box-shadow:var(--neuo-inset-sm);transform:translateY(1px)}.btn-google{background:var(--bg-base);color:var(--text-100);box-shadow:var(--neuo-outset-sm);border:none;justify-content:center;align-items:center;width:100%;margin-left:0;font-weight:600;display:inline-flex}.btn-google:hover:not(:disabled){background:var(--bg-panel-hover);box-shadow:var(--neuo-outset)}.btn-google:active:not(:disabled){box-shadow:var(--neuo-inset-sm)}.btn-back{color:var(--text-60);font-family:var(--font);cursor:pointer;background:0 0;border:none;align-items:center;gap:6px;margin-bottom:20px;padding:6px 0;font-size:13px;font-weight:600;transition:color .15s;display:inline-flex}.btn-back:hover{color:var(--text-100)}.topic-container{flex-direction:column;gap:20px;display:flex}.topic-grid{grid-template-columns:repeat(2,1fr);gap:10px;display:grid}.topic-card-option{border:1px solid var(--border-subtle);background:var(--topic-card-bg);color:var(--text-100);font-family:var(--font);border-radius:var(--radius-md);text-align:left;cursor:pointer;flex-direction:row;align-items:center;gap:10px;padding:14px;transition:all .18s;display:flex}.topic-card-option:hover{background:var(--bg-panel-hover);border-color:var(--border-bright);box-shadow:0 4px 16px rgba(var(--orb-color), .1);transform:translateY(-2px)}.topic-card-option.selected{background:var(--bg-panel-hover);border-color:var(--accent-1);box-shadow:0 0 0 1px var(--accent-1), 0 4px 16px rgba(var(--orb-color), .15)}.topic-card-option.selected .title{color:var(--text-100)}.topic-card-option .icon{justify-content:center;align-items:center;font-size:20px;display:inline-flex}.topic-card-option .title{color:var(--text-60);font-size:12px;font-weight:600}.participants-preview{grid-template-columns:1fr 1fr;gap:10px;display:grid}.participant-box{border-radius:var(--radius-md);background:var(--bg-panel);border:1px solid var(--border-subtle);flex-direction:column;gap:8px;padding:16px;transition:border-color .2s,background-color .2s;display:flex}.participant-box:hover{border-color:var(--border-bright);background:var(--bg-panel-hover)}.participant-avatar{border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-size:16px;font-weight:800;display:flex}.participant-avatar.alex{background:var(--avatar-alex-bg);color:var(--avatar-alex-text)}.participant-avatar.alok{background:var(--avatar-alok-bg);color:var(--avatar-alok-text)}.error-banner{background:var(--error-bg);border:1px solid var(--error-border);color:var(--error-text);border-radius:var(--radius-md);align-items:center;margin-bottom:8px;padding:12px 16px;font-size:13px;font-weight:500;line-height:1.5;display:flex}.chat-container{z-index:1;grid-template-rows:1fr;grid-template-columns:280px 1fr;width:100%;height:100%;display:grid;position:relative;overflow:hidden}.chat-sidebar{background:var(--sidebar-bg);z-index:10;border-right:none;flex-direction:column;height:100%;display:flex;box-shadow:4px 0 12px #00000014}.sidebar-header{border-bottom:1px solid var(--border-subtle);padding:24px 20px 20px}.sidebar-logo{align-items:center;gap:10px;margin-bottom:6px;display:flex}.sidebar-logo-icon{background:var(--gradient-primary);width:32px;height:32px;color:var(--btn-text);box-shadow:var(--neuo-outset-sm);border-radius:10px;justify-content:center;align-items:center;font-size:16px;display:flex}.sidebar-logo-text{letter-spacing:-.3px;color:var(--text-100);font-size:16px;font-weight:800}.mode-badge{color:var(--text-100);background:var(--bg-panel);box-shadow:var(--neuo-inset-sm);letter-spacing:.5px;border:none;border-radius:999px;align-items:center;gap:5px;padding:3px 10px;font-size:10px;font-weight:600;display:inline-flex}.mode-badge:before{content:"";background:var(--accent-1);border-radius:50%;width:6px;height:6px;animation:2s infinite pulse-dot;display:inline-block}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}.sidebar-section{border-bottom:1px solid var(--border-subtle);flex-direction:column;gap:10px;padding:16px 20px;display:flex}.sidebar-section-title{text-transform:uppercase;letter-spacing:1px;color:var(--text-40);font-size:10px;font-weight:700}.topic-box{color:var(--text-100);background:var(--topic-box-bg);box-shadow:var(--neuo-inset-sm);border-radius:var(--radius-sm);word-break:break-word;border:none;padding:10px 14px;font-size:12px;font-weight:500;line-height:1.5}.member-list{flex-direction:column;gap:8px;display:flex}.member-item{border-radius:var(--radius-sm);background:var(--bg-panel);border:1px solid var(--neuo-border);box-shadow:var(--neuo-outset-sm);align-items:center;gap:10px;padding:10px 12px;transition:transform .15s,box-shadow .15s;display:flex}.member-item:hover{background:var(--bg-panel-hover);box-shadow:var(--neuo-outset);transform:translateY(-1px)}.member-avatar{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:30px;height:30px;font-size:13px;font-weight:700;display:flex}.member-avatar.user-self{background:var(--avatar-user-bg);color:var(--avatar-user-text)}.member-avatar.alex{background:var(--avatar-alex-bg);color:var(--avatar-alex-text)}.member-avatar.alok{background:var(--avatar-alok-bg);color:var(--avatar-alok-text)}.member-info{flex:1;min-width:0}.member-name{color:var(--text-100);white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:600;overflow:hidden}.member-status{color:var(--text-40);align-items:center;gap:4px;font-size:10px;display:flex}.member-status:before{content:"";background:var(--text-100);border-radius:50%;width:5px;height:5px;display:inline-block}.member-status.typing{color:var(--text-100);animation:.8s infinite alternate flash}.member-status.typing:before{background:var(--text-100)}@keyframes flash{0%{opacity:.5}to{opacity:1}}.sidebar-footer{border-top:1px solid var(--border-subtle);margin-top:auto;padding:16px 20px}.chat-main{background:var(--chat-main-bg);flex-direction:column;min-width:0;height:100%;min-height:0;display:flex;overflow:hidden}.chat-header{background:var(--chat-header-bg);z-index:5;border-bottom:none;flex-shrink:0;justify-content:space-between;align-items:center;padding:16px 24px;display:flex;box-shadow:0 4px 12px #0000000f}.chat-header-info{align-items:center;gap:12px;display:flex}.chat-group-avatar{display:flex}.chat-group-avatar span{width:28px;height:28px;box-shadow:var(--neuo-outset-sm);border:none;border-radius:50%;justify-content:center;align-items:center;font-size:11px;font-weight:700;display:flex}.chat-group-avatar span:first-child{background:var(--avatar-alex-bg);color:var(--avatar-alex-text);z-index:2}.chat-group-avatar span:nth-child(2){background:var(--avatar-alok-bg);color:var(--avatar-alok-text);z-index:1;margin-left:-8px}.chat-header-title{color:var(--text-100);font-size:15px;font-weight:700}.chat-header-sub{color:var(--text-40);font-size:11px}.mobile-menu-btn{font-family:var(--font);background:var(--bg-panel);color:var(--text-100);cursor:pointer;border:none;border-radius:999px;padding:7px 14px;font-size:12px;font-weight:600;transition:background .15s;display:none}.mobile-menu-btn:hover{background:var(--bg-panel-hover)}.chat-feed{scroll-behavior:smooth;border-radius:var(--radius-lg);background:var(--bg-base);min-height:0;box-shadow:var(--neuo-inset);flex-direction:column;flex:1;gap:16px;margin:16px;padding:24px 20px;display:flex;overflow:hidden auto}.system-notice{text-align:center;background:var(--system-notice-bg);color:var(--text-60);box-shadow:var(--neuo-outset-sm);border:none;border-radius:999px;align-self:center;align-items:center;gap:8px;margin:12px auto;padding:6px 16px;font-size:11px;font-weight:500;display:inline-flex}.msg-block{align-items:flex-end;gap:10px;max-width:72%;animation:.2s cubic-bezier(.22,1,.36,1) both msgIn;display:flex}@keyframes msgIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.msg-block.alex,.msg-block.alok{flex-direction:row;align-self:flex-start}.msg-block.user{flex-direction:row-reverse;align-self:flex-end}.msg-avatar{width:32px;height:32px;box-shadow:var(--neuo-outset-sm);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;margin-bottom:2px;font-size:13px;font-weight:800;display:flex}.msg-block.alex .msg-avatar{background:var(--avatar-alex-bg);color:var(--avatar-alex-text)}.msg-block.alok .msg-avatar{background:var(--avatar-alok-bg);color:var(--avatar-alok-text)}.msg-block.user .msg-avatar{display:none}.msg-body{flex-direction:column;gap:3px;min-width:0;display:flex}.msg-block.user .msg-body{align-items:flex-end}.msg-tag{padding:0 4px;font-size:11px;font-weight:600}.msg-block.alex .msg-tag{color:var(--alex-color)}.msg-block.alok .msg-tag{color:var(--alok-color)}.msg-block.user .msg-tag{color:var(--user-color)}.msg-bubble{word-break:break-word;border-radius:18px;padding:10px 16px;font-size:14px;line-height:1.55;transition:transform .1s;position:relative}.msg-block.alex .msg-bubble,.msg-block.alok .msg-bubble{background:var(--bubble-ai);border:1px solid var(--neuo-border);color:var(--text-100);box-shadow:var(--neuo-outset-sm);border-bottom-left-radius:4px}.msg-block.user .msg-bubble{background:var(--gradient-primary);color:var(--bubble-user-text);box-shadow:var(--neuo-outset-sm), 0 4px 12px rgba(var(--orb-color), .25);border:none;border-bottom-right-radius:4px}.msg-time{color:var(--text-40);padding:0 4px;font-size:10px}.typing-wrapper{align-self:flex-start;align-items:flex-end;gap:10px;animation:.2s both msgIn;display:flex}.typing-avatar{width:32px;height:32px;box-shadow:var(--neuo-outset-sm);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:13px;font-weight:800;display:flex}.typing-avatar.alex{background:var(--avatar-alex-bg);color:var(--avatar-alex-text)}.typing-avatar.alok{background:var(--avatar-alok-bg);color:var(--avatar-alok-text)}.typing-indicator{background:var(--bg-base);border:1px solid var(--neuo-border);box-shadow:var(--neuo-outset-sm);border-radius:18px 18px 18px 4px;align-items:center;gap:5px;padding:12px 16px;display:flex}.typing-indicator span{background:var(--text-60);border-radius:50%;width:7px;height:7px;animation:1.3s ease-in-out infinite typingBounce;display:inline-block}.typing-indicator span:first-child{animation-delay:0s}.typing-indicator span:nth-child(2){animation-delay:.18s}.typing-indicator span:nth-child(3){animation-delay:.36s}@keyframes typingBounce{0%,60%,to{opacity:.4;transform:translateY(0)}30%{opacity:1;transform:translateY(-6px)}}.chat-footer{background:var(--chat-footer-bg);border-top:none;flex-shrink:0;padding:12px 20px 16px}.chat-controls-row{justify-content:space-between;align-items:center;margin-bottom:10px;padding:0 4px;display:flex}.toggle-group{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:8px;display:flex}.toggle-switch{width:36px;height:20px;position:relative}.toggle-switch input{opacity:0;width:0;height:0;position:absolute}.toggle-track{background:var(--bg-base);cursor:pointer;box-shadow:var(--neuo-inset-sm);border:none;border-radius:999px;transition:background .2s;position:absolute;inset:0}.toggle-switch input:checked+.toggle-track{background:var(--gradient-primary);box-shadow:var(--neuo-inset-sm)}.toggle-track:after{content:"";background:var(--toggle-knob-unchecked);border-radius:50%;width:14px;height:14px;transition:transform .2s,background .2s;position:absolute;top:2px;left:2px;box-shadow:0 1px 4px #0000004d}.toggle-switch input:checked+.toggle-track:after{background:var(--toggle-knob-checked);transform:translate(16px)}.toggle-text{color:var(--text-60);font-size:12px;font-weight:600}.auto-turns-label{color:var(--text-40);font-size:11px}.input-row{background:var(--bg-base);box-shadow:var(--neuo-inset);border:none;border-radius:999px;align-items:center;gap:10px;padding:6px 6px 6px 18px;transition:box-shadow .2s;display:flex}.input-row:focus-within{box-shadow:var(--neuo-inset), 0 0 0 2px var(--accent-1)}.input-row input{color:var(--text-100);font-family:var(--font);box-shadow:none;background:0 0;border:none;border-radius:0;outline:none;flex:1;padding:8px 0;font-size:16px}.input-row input:focus,.input-row input[type=text]:focus,[data-theme=light] .input-row input[type=text]:focus{box-shadow:none;background:0 0;border:none;outline:none}.input-row input::placeholder{color:var(--text-40)}.btn-send{background:var(--gradient-primary);width:40px;height:40px;color:var(--btn-text);cursor:pointer;box-shadow:var(--neuo-outset-sm), 0 2px 8px rgba(var(--orb-color), .2);border:none;border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;padding:0;font-size:16px;transition:transform .15s,box-shadow .15s;display:flex}.btn-send:hover:not(:disabled){box-shadow:var(--neuo-outset), 0 4px 12px rgba(var(--orb-color), .25);transform:scale(1.08)}.btn-send:active:not(:disabled){box-shadow:var(--neuo-inset-sm);transform:scale(.95)}.btn-send:disabled{opacity:.3;cursor:not-allowed;box-shadow:none;transform:none}.sidebar-backdrop{display:none}.chat-header-spacer{width:80px}@media (width<=768px){.chat-header-spacer{width:40px}}@media (width<=480px){.chat-header-spacer{display:none}}@media (width>=1025px){.chat-header-spacer{display:none}}@media (width<=1024px){.card{border-radius:var(--radius-lg);padding:28px 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