:root{--bg: #121420;--bg-sidebar: #0D0F1B;--bg-elevated: #1B1E30;--bg-elevated-2: #242840;--bg-input: #1B1E30;--border: #2B2E48;--border-soft: #1F2236;--text-primary: #EFEFF6;--text-secondary:#ABA9C4;--text-muted: #7F7D99;--icon-on-accent:#FFFFFF;--accent: #8467FF;--accent-hover: #9B85FF;--accent-soft: rgba(132, 103, 255, .16);--danger: #E5486B;--radius-sm: 8px;--radius-md: 10px;--radius-lg: 16px;--font: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--mono: "JetBrains Mono", monospace;--display-font: "Space Grotesk", var(--font);--nx-bg: #0A0D1B;--nx-bg-soft: #0F1326;--nx-surface: #151A33;--nx-surface-2: #1B2140;--nx-border: #262C4E;--nx-text: #F1F1F8;--nx-text-dim: #9498B8;--nx-violet: #8467FF;--nx-violet-soft: rgba(132, 103, 255, .14);--nx-teal: #38D9C9}html[data-theme=light]{--bg: #F7F6F3;--bg-sidebar: #F0EEF7;--bg-elevated: #EBE8F5;--bg-elevated-2: #E1DDF0;--bg-input: #FCFBFA;--border: #E2DFEC;--border-soft: #EAE7F2;--text-primary: #2C2A3A;--text-secondary:#615E77;--text-muted: #918EA3;--icon-on-accent:#FFFFFF;--accent: #7259D9;--accent-hover: #6249C4;--accent-soft: rgba(114, 89, 217, .1);--nx-bg: #F7F6F3;--nx-bg-soft: #FAF9F6;--nx-surface: #FCFBFA;--nx-surface-2: #EBE8F5;--nx-border: #E2DFEC;--nx-text: #2C2A3A;--nx-text-dim: #726F87;--nx-violet: #7259D9;--nx-violet-soft: rgba(114, 89, 217, .09);--nx-teal: #14A897}*{box-sizing:border-box}html,body{margin:0;height:100%;font-family:var(--font);background:var(--bg);color:var(--text-primary)}body{transition:background-color .2s ease}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:8px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app{display:flex;height:100vh;overflow:hidden}.sidebar{width:280px;flex-shrink:0;background:var(--bg-sidebar);border-right:1px solid var(--border-soft);padding:18px 14px 16px;display:flex;flex-direction:column;overflow-y:auto;transition:transform .2s ease}.brand-row{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;margin-bottom:12px}.brand-left{display:flex;align-items:center;gap:10px}.brand-mark{width:28px;height:28px;border-radius:8px;background:var(--accent);display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--icon-on-accent);flex-shrink:0}.brand-name{font-size:16px;font-weight:600;color:var(--text-primary);letter-spacing:-.1px}.icon-btn{background:transparent;border:none;color:var(--text-secondary);border-radius:8px;width:30px;height:30px;display:flex;align-items:center;justify-content:center;font-size:14px;cursor:pointer;transition:all .12s ease}.icon-btn:hover{background:var(--bg-elevated);color:var(--text-primary)}.mic-btn.listening{color:var(--danger);background:#e5486b1f;animation:mic-pulse 1.2s ease-in-out infinite}@keyframes mic-pulse{0%,to{box-shadow:0 0 #e5486b4d}50%{box-shadow:0 0 0 6px #e5486b00}}.new-chat-btn{background:transparent;color:var(--text-primary);border:1px solid var(--border);font-weight:500;font-size:13.5px;font-family:var(--font);border-radius:var(--radius-md);padding:9px 12px;cursor:pointer;width:100%;text-align:left;display:flex;align-items:center;gap:9px;transition:background .14s ease,border-color .14s ease}.new-chat-btn:hover{background:var(--bg-elevated);border-color:var(--text-muted)}.new-chat-btn .plus-icon{width:15px;height:15px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}.sidebar-label{color:var(--text-muted);font-size:12px;font-weight:500;margin:20px 10px 6px}.empty-sessions{color:var(--text-muted);font-size:12.5px;padding:10px;line-height:1.5}.chat-list{display:flex;flex-direction:column;gap:1px}.chat-row{display:flex;align-items:center;gap:2px;border-radius:var(--radius-sm);transition:background .12s ease}.chat-row:hover{background:var(--bg-elevated)}.chat-row.active{background:var(--bg-elevated-2)}.chat-row-title{flex:1;min-width:0;text-align:left;background:transparent;border:none;color:var(--text-secondary);border-radius:var(--radius-sm);padding:8px 10px;font-size:13.5px;font-family:var(--font);cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-row:hover .chat-row-title,.chat-row.active .chat-row-title{color:var(--text-primary)}.chat-row-delete{background:transparent;border:none;color:var(--text-muted);font-size:15px;line-height:1;padding:8px 9px;border-radius:var(--radius-sm);cursor:pointer;flex-shrink:0;opacity:0;transition:opacity .12s ease,color .12s ease}.chat-row:hover .chat-row-delete{opacity:1}.chat-row-delete:hover{color:var(--danger)}.sidebar-account{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 8px 8px 6px;border-top:1px solid var(--border-soft)}.sidebar-account-info{display:flex;align-items:center;gap:9px;min-width:0}.sidebar-account-avatar{width:26px;height:26px;border-radius:50%;flex-shrink:0;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600}.sidebar-account-email{font-size:12.5px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-footer{text-align:center;color:var(--text-muted);font-size:11px;padding-top:12px}.sidebar-footer b{color:var(--text-secondary);font-weight:500}.sidebar-footer .heart{color:var(--accent)}.main{flex:1;display:flex;flex-direction:column;min-width:0}.chat-header{text-align:center;color:var(--text-secondary);font-size:13px;font-weight:500;padding:14px 20px;border-bottom:1px solid var(--border-soft);display:none}.chat-header.visible{display:block}.chat-scroll{flex:1;overflow-y:auto;padding:24px 20px 12px}.chat-inner{max-width:780px;margin:0 auto}.hero{text-align:center;padding-top:11vh;padding-bottom:30px}.hero-mark-wrap{position:relative;width:44px;margin:0 auto 22px}.hero-mark-glow{position:absolute;top:-22px;right:-22px;bottom:-22px;left:-22px;border-radius:50%;background:radial-gradient(circle,var(--accent) 0%,transparent 70%);opacity:.35;filter:blur(14px);animation:mark-breathe 3.2s ease-in-out infinite}@keyframes mark-breathe{0%,to{transform:scale(.9);opacity:.28}50%{transform:scale(1.15);opacity:.45}}.hero-mark{position:relative;width:44px;height:44px;margin:0 auto;border-radius:13px;background:linear-gradient(135deg,var(--accent),var(--nx-teal, #38D9C9));display:flex;align-items:center;justify-content:center;font-size:19px;color:#fff;box-shadow:0 10px 26px -10px var(--accent-soft);animation:mark-pop .5s cubic-bezier(.2,.8,.3,1.2)}@keyframes mark-pop{0%{opacity:0;transform:scale(.6)}to{opacity:1;transform:scale(1)}}.hero h1{margin:0 0 8px;font-family:var(--display-font);color:var(--text-primary);font-size:28px;font-weight:600;letter-spacing:-.3px;animation:hero-text-in .5s ease .15s both}.hero-subline{margin:0 0 30px;color:var(--text-muted);font-size:15px;animation:hero-text-in .5s ease .25s both}@keyframes hero-text-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.hero-suggestions{display:flex;flex-wrap:wrap;justify-content:center;gap:9px;max-width:560px;margin:0 auto}.hero-suggestions button{display:flex;align-items:center;gap:7px;background:var(--bg-elevated);border:1px solid var(--border-soft);color:var(--text-secondary);font-family:var(--font);font-size:13px;font-weight:500;padding:9px 15px;border-radius:999px;cursor:pointer;transition:border-color .15s ease,color .15s ease,transform .1s ease,box-shadow .15s ease;opacity:0;animation:hero-text-in .45s ease both}.hero-suggestions button:hover{border-color:var(--accent);color:var(--text-primary);transform:translateY(-2px);box-shadow:0 8px 18px -10px var(--accent-soft)}.hero-suggestions svg{color:var(--accent);flex-shrink:0}@media (prefers-reduced-motion: reduce){.hero-mark,.hero h1,.hero-subline,.hero-suggestions button,.hero-mark-glow{animation:none;opacity:1}}.msg{display:flex;gap:12px;align-items:flex-start;padding:14px 0}.msg.user{justify-content:flex-end}.avatar{width:26px;height:26px;border-radius:7px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px}.msg.assistant .avatar{background:var(--accent);color:var(--icon-on-accent)}.msg.user .avatar{background:var(--bg-elevated-2);color:var(--text-secondary)}.msg-body{min-width:0}.msg.assistant .msg-body{flex:1}.msg.user .msg-body{max-width:70%}.msg-content{font-size:15px;line-height:1.7;color:var(--text-primary);word-wrap:break-word}.msg-content.raw{white-space:pre-wrap}.msg.user .msg-content{background:var(--bg-elevated);border-radius:18px;padding:10px 16px}.msg-content>*:first-child{margin-top:0}.msg-content>*:last-child{margin-bottom:0}.msg-content p{margin:0 0 12px}.msg-content h1,.msg-content h2,.msg-content h3,.msg-content h4{color:var(--text-primary);font-weight:600;margin:20px 0 10px;line-height:1.4}.msg-content h1{font-size:20px}.msg-content h2{font-size:17px}.msg-content h3,.msg-content h4{font-size:15px}.msg-content ul,.msg-content ol{margin:0 0 12px;padding-left:22px}.msg-content li{margin-bottom:4px}.msg-content li>ul,.msg-content li>ol{margin-top:4px;margin-bottom:0}.msg-content strong{font-weight:600;color:var(--text-primary)}.msg-content em{font-style:italic}.msg-content a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}.msg-content hr{border:none;border-top:1px solid var(--border-soft);margin:16px 0}.msg-content blockquote{border-left:3px solid var(--border);padding-left:14px;margin:0 0 12px;color:var(--text-secondary)}.msg-content code{background:var(--bg-elevated);padding:2px 6px;border-radius:4px;font-family:var(--mono);font-size:13px}.msg-content pre{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;overflow-x:auto;margin:0 0 12px}.msg-content pre code{background:transparent;padding:0;font-size:13px}.msg-content table{border-collapse:collapse;width:100%;margin:0 0 14px;font-size:13.5px;display:block;overflow-x:auto}.msg-content th,.msg-content td{border:1px solid var(--border);padding:7px 12px;text-align:left}.msg-content th{background:var(--bg-elevated);font-weight:600;white-space:nowrap}.msg-content img{max-width:100%;border-radius:var(--radius-md);border:1px solid var(--border);margin:6px 0 12px;display:block}.typing-cursor{display:inline-block;width:7px;height:15px;background:var(--accent);margin-left:2px;border-radius:2px;animation:blink 1s step-start infinite;vertical-align:text-bottom}@keyframes blink{50%{opacity:0}}.msg-actions{display:flex;align-items:center;gap:2px;margin-top:8px}.msg-actions.user-actions{justify-content:flex-end}.copy-btn,.feedback-btn{display:flex;align-items:center;gap:5px;background:transparent;border:none;color:var(--text-muted);font-size:12.5px;font-family:var(--font);padding:6px 9px;border-radius:var(--radius-sm);cursor:pointer;transition:all .12s ease}.feedback-btn{padding:6px}.copy-btn:hover,.feedback-btn:hover{color:var(--text-primary);background:var(--bg-elevated)}.feedback-btn.up.active{color:#3fb27f;background:#3fb27f24}.feedback-btn.down.active{color:var(--danger);background:#e5486b24}.copy-btn.active{color:var(--accent);background:var(--accent-soft)}.input-bar{padding:12px 20px 22px}.input-inner{max-width:780px;margin:0 auto;display:flex;align-items:flex-end;gap:10px;background:var(--bg-input);border:1px solid var(--border);border-radius:26px;padding:10px 10px 10px 20px;box-shadow:0 1px 3px #00000014;transition:border-color .15s ease}.input-inner:focus-within{border-color:var(--text-muted)}.message-input{flex:1;background:transparent;border:none;outline:none;resize:none;color:var(--text-primary);font-family:var(--font);font-size:15px;line-height:1.5;max-height:160px;padding:6px 0}.message-input::placeholder{color:var(--text-muted)}.send-btn{background:var(--accent);border:none;border-radius:50%;width:32px;height:32px;flex-shrink:0;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .12s ease,transform .12s ease}.send-btn:hover{background:var(--accent-hover)}.send-btn:disabled{opacity:.4;cursor:not-allowed}.send-btn svg{fill:var(--icon-on-accent);width:15px;height:15px}.send-btn.stop{background:var(--text-primary);animation:stop-pop .15s ease}.send-btn.stop:hover{background:var(--text-secondary)}.send-btn.stop svg{fill:var(--bg);width:12px;height:12px}@keyframes stop-pop{0%{transform:scale(.8)}to{transform:scale(1)}}.mobile-menu-btn{display:none}@media (max-width: 768px){.sidebar{position:fixed;z-index:50;top:0;bottom:0;left:0;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.mobile-menu-btn{display:flex;position:fixed;top:14px;left:14px;z-index:40}.chat-scroll{padding:60px 14px 12px}.hero{padding-top:8vh;padding-bottom:20px}.hero h1{font-size:21px}.hero-mark-wrap{width:36px;margin:0 auto 14px}.hero-mark{width:36px;height:36px;font-size:17px;border-radius:10px}.hero-mark-glow{top:-16px;right:-16px;bottom:-16px;left:-16px}.hero-suggestions button{font-size:12px;padding:8px 12px}.msg-content{font-size:14px}.input-bar{padding:10px 12px 16px}.sidebar-overlay{display:block}}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:45}.sidebar-overlay.open{display:block}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%) translateY(20px);background:var(--bg-elevated-2);color:var(--text-primary);border:1px solid var(--border);padding:10px 20px;border-radius:999px;font-size:13.5px;font-weight:500;box-shadow:0 6px 24px #0000002e;opacity:0;pointer-events:none;transition:opacity .18s ease,transform .18s ease;z-index:100}.toast.visible{opacity:1;transform:translate(-50%) translateY(0)}.doc-chip-row{display:flex;flex-wrap:wrap;gap:8px;max-width:780px;margin:0 auto 10px}.doc-chip{display:flex;align-items:center;gap:6px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:999px;padding:6px 14px;font-size:12.5px;color:var(--text-secondary)}.attach-btn{flex-shrink:0}.image-attachment-preview{max-width:780px;margin:0 auto 8px}.image-attachment-card{position:relative;width:fit-content;max-width:240px;border:1px solid var(--border);border-radius:14px;overflow:hidden;background:var(--bg-elevated);box-shadow:0 2px 8px #0000001f}.image-attachment-card img{display:block;width:auto;max-width:240px;max-height:180px;object-fit:contain}.image-attachment-meta{display:flex;align-items:center;gap:8px;padding:7px 9px;font-size:11.5px;color:var(--text-secondary)}.image-attachment-meta span{max-width:190px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.image-attachment-meta button{margin-left:auto;border:none;background:transparent;color:var(--text-muted);cursor:pointer;font-size:18px;line-height:1;padding:0 2px}.image-attachment-meta button:hover{color:var(--text-primary)}.message-image{width:fit-content;max-width:min(520px,100%);margin-bottom:10px;border:1px solid var(--border);border-radius:14px;overflow:hidden;background:var(--bg-elevated)}.message-image img{display:block;max-width:100%;max-height:420px;width:auto;height:auto;object-fit:contain}.message-image-name{padding:7px 10px;font-size:11.5px;color:var(--text-muted);border-top:1px solid var(--border-soft)}@media (max-width: 768px){.image-attachment-preview{margin-left:4px;margin-right:4px}.message-image{max-width:86vw}.message-image img{max-height:320px}}.document-attachment-preview{max-width:780px;margin:0 auto 8px}.document-attachment-card,.message-document{display:flex;align-items:center;gap:10px;width:fit-content;max-width:min(520px,100%);padding:10px 12px;border:1px solid var(--border);border-radius:14px;background:var(--bg-elevated)}.document-attachment-icon,.message-document-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:10px;background:var(--bg-primary);color:var(--text-secondary);flex-shrink:0}.document-attachment-info,.message-document-info{min-width:0;display:flex;flex-direction:column;gap:3px}.document-attachment-info strong,.message-document-info strong{max-width:360px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12.5px}.document-attachment-info span,.message-document-info span{color:var(--text-muted);font-size:11px}.document-attachment-card>button{margin-left:8px;border:none;background:transparent;color:var(--text-muted);cursor:pointer;font-size:19px;line-height:1}.document-attachment-card>button:hover{color:var(--text-primary)}.message-document{margin-bottom:10px}.msg-content a{color:var(--accent, #7c8cff);text-decoration:underline;text-underline-offset:2px}.boot-screen{height:100vh;display:flex;align-items:center;justify-content:center;background:var(--nx-bg)}.boot-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--nx-violet),var(--nx-teal));animation:boot-pulse 1.1s ease-in-out infinite}@keyframes boot-pulse{0%,to{transform:scale(.9);opacity:.7}50%{transform:scale(1.05);opacity:1}}.landing{background:var(--nx-bg);color:var(--nx-text);min-height:100vh;font-family:var(--font);overflow-x:hidden}.landing-nav{max-width:1180px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:22px 28px}.landing-brand{display:flex;align-items:center;gap:10px;font-family:var(--display-font);font-weight:600;font-size:17px;letter-spacing:-.01em}.landing-brand .brand-mark{background:linear-gradient(135deg,var(--nx-violet),var(--nx-teal))}.landing-nav-actions{display:flex;align-items:center;gap:10px}.landing-nav .icon-btn{color:var(--nx-text-dim)}.landing-nav .icon-btn:hover{background:var(--nx-surface-2);color:var(--nx-text)}.landing-signin-btn{background:var(--nx-surface);color:var(--nx-text);border:1px solid var(--nx-border);font-family:var(--font);font-weight:500;font-size:13.5px;padding:9px 18px;border-radius:999px;cursor:pointer;transition:border-color .15s ease,transform .1s ease}.landing-signin-btn:hover{border-color:var(--nx-violet)}.landing-signin-btn:active{transform:scale(.97)}.hero-section{max-width:1240px;margin:0 auto;padding:84px 28px 64px;display:grid;grid-template-columns:minmax(0,1fr) 440px;gap:48px;align-items:center}.hero-eyebrow{font-size:14px;color:var(--nx-text-dim);font-weight:500;margin-bottom:22px;min-height:20px}.hero-rotate{color:var(--nx-violet);font-weight:600}.hero-rotate-cursor{background:var(--nx-violet)}.hero-copy h1{font-family:var(--display-font);font-size:clamp(2.4rem,4.8vw,3.6rem);line-height:1.1;font-weight:600;letter-spacing:-.02em;margin:0 0 22px;max-width:15ch}.hero-lede{font-size:17.5px;line-height:1.65;color:var(--nx-text-dim);max-width:46ch;margin:0 0 34px}.hero-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-bottom:26px}.hero-cta-primary{background:var(--nx-violet);color:#fff;border:none;font-family:var(--font);font-weight:600;font-size:15px;padding:15px 30px;border-radius:999px;cursor:pointer;transition:transform .12s ease,box-shadow .15s ease;box-shadow:0 10px 28px -8px #8467ff8c}.hero-cta-primary:hover{transform:translateY(-1px);box-shadow:0 14px 34px -8px #8467ffa6}.hero-cta-primary:active{transform:translateY(0)}.hero-cta-secondary{color:var(--nx-text-dim);font-size:14.5px;font-weight:500;text-decoration:none;border-bottom:1px solid var(--nx-border);padding-bottom:2px;transition:color .12s ease,border-color .12s ease}.hero-cta-secondary:hover{color:var(--nx-text);border-color:var(--nx-text-dim)}.hero-badges{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:var(--nx-text-dim);font-size:12.5px;font-weight:500}.hero-badge-dot{width:3px;height:3px;border-radius:50%;background:var(--nx-text-dim);opacity:.6}.hero-visual{display:flex;align-items:center;justify-content:center;position:relative}.nexus-svg{width:100%;max-width:440px;height:auto;overflow:visible;position:relative;z-index:1}.nexus-edge{stroke:var(--nx-border);stroke-width:1.4;stroke-dasharray:6;opacity:0;animation:nexus-draw .6s ease forwards}.nexus-node{fill:var(--nx-surface);stroke:var(--nx-teal);stroke-width:1.6;opacity:0;transform-origin:center;animation:nexus-pop .5s cubic-bezier(.2,.9,.3,1.2) forwards}.nexus-node-center{fill:var(--nx-violet);stroke:var(--nx-violet)}.nexus-node-pulse{animation:nexus-pop .5s cubic-bezier(.2,.9,.3,1.2) forwards,nexus-pulse 2.6s ease-in-out 1s infinite}@keyframes nexus-draw{0%{opacity:0}to{opacity:1}}@keyframes nexus-pop{0%{opacity:0;transform:scale(.3)}to{opacity:1;transform:scale(1)}}@keyframes nexus-pulse{0%,to{filter:drop-shadow(0 0 0 rgba(132,103,255,0))}50%{filter:drop-shadow(0 0 8px rgba(132,103,255,.7))}}@media (prefers-reduced-motion: reduce){.nexus-edge,.nexus-node{animation:none;opacity:1}}.landing-orb{position:absolute;border-radius:50%;filter:blur(60px);pointer-events:none;z-index:0}.landing-orb-1{width:220px;height:220px;top:120px;left:6%;background:var(--nx-violet);opacity:.14;animation:orb-float-a 13s ease-in-out infinite}.landing-orb-2{width:160px;height:160px;top:480px;right:10%;background:var(--nx-teal);opacity:.12;animation:orb-float-b 16s ease-in-out infinite}.landing-orb-3{width:180px;height:180px;top:1500px;left:42%;background:var(--nx-violet);opacity:.1;animation:orb-float-a 19s ease-in-out infinite}@keyframes orb-float-a{0%,to{transform:translate(0) scale(1)}50%{transform:translate(30px,-24px) scale(1.08)}}@keyframes orb-float-b{0%,to{transform:translate(0) scale(1)}50%{transform:translate(-26px,22px) scale(1.1)}}@media (prefers-reduced-motion: reduce){.landing-orb{animation:none}}.features-section,.how-section,.faq-section,.final-cta-section{max-width:1240px;margin:0 auto;padding:96px 28px}.section-kicker{font-size:12.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--nx-violet);margin-bottom:12px}.section-heading{max-width:54ch;margin-bottom:48px}.section-heading h2{font-family:var(--display-font);font-size:clamp(1.7rem,3vw,2.3rem);font-weight:600;letter-spacing:-.015em;margin:0 0 12px}.section-heading p{color:var(--nx-text-dim);font-size:15.5px;margin:0;line-height:1.65}.spotlight-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}.spotlight-card{position:relative;background:linear-gradient(160deg,var(--nx-surface) 0%,var(--nx-violet-soft) 220%);border:1px solid var(--nx-border);border-radius:22px;padding:34px 30px;overflow:hidden;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}.spotlight-card:before{content:"";position:absolute;top:-60px;right:-60px;width:160px;height:160px;border-radius:50%;background:var(--nx-teal);opacity:.1;filter:blur(40px)}.spotlight-card:hover{transform:translateY(-4px);border-color:var(--nx-violet);box-shadow:0 22px 48px -20px #8467ff66}.spotlight-icon{width:46px;height:46px;border-radius:13px;background:var(--nx-violet);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:20px;position:relative;z-index:1}.spotlight-card h3{font-family:var(--display-font);font-size:19px;font-weight:600;letter-spacing:-.01em;margin:0 0 10px;position:relative;z-index:1}.spotlight-card p{color:var(--nx-text-dim);font-size:14.5px;line-height:1.65;margin:0;max-width:46ch;position:relative;z-index:1}.compact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.compact-card{display:flex;flex-direction:column;gap:12px;background:transparent;border:1px solid var(--nx-border);border-radius:16px;padding:20px 18px;transition:border-color .2s ease,background .2s ease}.compact-card:hover{border-color:var(--nx-teal);background:var(--nx-surface)}.compact-card>svg{color:var(--nx-teal)}.compact-card h4{font-family:var(--display-font);font-size:14.5px;font-weight:600;margin:0 0 6px;letter-spacing:-.005em}.compact-card p{color:var(--nx-text-dim);font-size:13px;line-height:1.55;margin:0}.how-step-alt .how-step-n{color:var(--nx-teal)}.faq-list{border-top:1px solid var(--nx-border)}.faq-item{border-bottom:1px solid var(--nx-border)}.faq-q{width:100%;background:transparent;border:none;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 4px;font-family:var(--font);font-size:16px;font-weight:500;color:var(--nx-text);cursor:pointer}.faq-chevron{color:var(--nx-text-dim);flex-shrink:0;transition:transform .2s ease}.faq-item.open .faq-chevron{transform:rotate(180deg)}.faq-a-wrap{display:grid;grid-template-rows:0fr;transition:grid-template-rows .22s ease}.faq-item.open .faq-a-wrap{grid-template-rows:1fr}.faq-a-wrap>.faq-a{overflow:hidden}.faq-a{color:var(--nx-text-dim);font-size:14.5px;line-height:1.65;margin:0;padding:0 4px 22px;max-width:62ch}.final-cta-section{position:relative;text-align:center;padding-top:50px;padding-bottom:60px;overflow:hidden}.final-cta-glow{position:absolute;left:50%;top:50%;width:520px;height:260px;transform:translate(-50%,-50%);background:radial-gradient(ellipse,var(--nx-violet) 0%,transparent 70%);opacity:.16;filter:blur(50px);pointer-events:none}.final-cta-section h2{position:relative;font-family:var(--display-font);font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:600;letter-spacing:-.015em;margin:0 0 28px}.final-cta-section .hero-cta-primary{position:relative}.landing-footer{text-align:center;color:var(--nx-text-dim);font-size:12.5px;padding:26px 28px 40px;border-top:1px solid var(--nx-border)}.landing-footer b{color:var(--nx-text);font-weight:600}@media (max-width: 860px){.spotlight-grid{grid-template-columns:1fr}.compact-grid{grid-template-columns:1fr 1fr}}@media (max-width: 560px){.compact-grid{grid-template-columns:1fr}.hero-badges{font-size:11.5px}}.auth-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0608129e;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;padding:20px;z-index:50}.auth-card{position:relative;width:100%;max-width:380px;background:var(--nx-surface);border:1px solid var(--nx-border);border-radius:20px;padding:36px 32px 30px;color:var(--nx-text);animation:auth-in .18s ease}@keyframes auth-in{0%{opacity:0;transform:translateY(6px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.auth-close{position:absolute;top:14px;right:14px;width:28px;height:28px;border-radius:50%;border:none;background:transparent;color:var(--nx-text-dim);font-size:18px;line-height:1;cursor:pointer}.auth-close:hover{background:var(--nx-surface-2);color:var(--nx-text)}.auth-mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--nx-violet),var(--nx-teal));color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:18px}.auth-title{font-family:var(--display-font);font-size:20px;font-weight:600;letter-spacing:-.01em;margin:0 0 8px}.auth-sub{color:var(--nx-text-dim);font-size:13.5px;line-height:1.55;margin:0 0 24px}.auth-sub b{color:var(--nx-text);font-weight:600}.auth-back{display:inline-flex;align-items:center;gap:6px;background:transparent;border:none;color:var(--nx-text-dim);font-size:12.5px;font-weight:500;cursor:pointer;padding:0;margin-bottom:16px}.auth-back:hover{color:var(--nx-text)}.auth-form{display:flex;flex-direction:column;gap:14px}.auth-field{display:flex;align-items:center;gap:10px;border:1px solid var(--nx-border);border-radius:12px;padding:12px 14px;color:var(--nx-text-dim);transition:border-color .15s ease}.auth-field:focus-within{border-color:var(--nx-violet);color:var(--nx-violet)}.auth-field input{flex:1;border:none;background:transparent;outline:none;font-family:var(--font);font-size:14.5px;color:var(--nx-text)}.otp-boxes{display:flex;gap:8px;justify-content:space-between}.otp-box{width:44px;height:52px;border:1px solid var(--nx-border);border-radius:12px;background:transparent;text-align:center;font-family:var(--mono);font-size:20px;color:var(--nx-text);outline:none;transition:border-color .15s ease}.otp-box:focus{border-color:var(--nx-violet)}.auth-error{background:#e5486b1a;color:var(--danger);font-size:13px;padding:9px 12px;border-radius:10px}.auth-submit{display:flex;align-items:center;justify-content:center;gap:8px;background:var(--nx-violet);color:#fff;border:none;font-family:var(--font);font-weight:600;font-size:14.5px;padding:12px;border-radius:12px;cursor:pointer;transition:opacity .12s ease}.auth-submit:disabled{opacity:.6;cursor:default}.auth-submit:not(:disabled):hover{opacity:.92}.auth-resend{background:transparent;border:none;color:var(--nx-text-dim);font-size:12.5px;cursor:pointer;padding:2px;text-align:center}.auth-resend:hover:not(:disabled){color:var(--nx-violet)}.auth-resend:disabled{cursor:default;opacity:.7}@media (max-width: 860px){.hero-section{grid-template-columns:1fr;padding-top:32px}.hero-visual{order:-1;max-width:300px;margin:0 auto}.hero-copy h1{max-width:none}.features-grid{grid-template-columns:1fr 1fr}.feature-card-wide{grid-column:span 2}}@media (max-width: 560px){.landing-nav{padding:18px}.hero-section{padding:24px 18px 30px;gap:28px}.features-section,.how-section,.faq-section,.final-cta-section{padding:48px 18px}.features-grid{grid-template-columns:1fr}.feature-card-wide{grid-column:span 1}.hero-actions{gap:14px}.auth-card{padding:28px 22px 24px}.otp-box{width:38px;height:48px;font-size:18px}}.type-cursor{display:inline-block;width:3px;height:.78em;margin-left:3px;background:var(--nx-violet);vertical-align:-.05em;animation:type-blink .9s step-end infinite}.type-cursor-done{animation:type-blink .9s step-end 3,type-fade .4s ease 2.7s forwards}@keyframes type-blink{50%{opacity:0}}@keyframes type-fade{to{opacity:0}}.reveal-pending{opacity:0;transform:translateY(6px)}.reveal{opacity:1;transform:translateY(0);transition:opacity .4s ease,transform .4s ease}@media (prefers-reduced-motion: reduce){.reveal-pending{opacity:1;transform:none}}.brand-actions{display:flex;align-items:center;gap:4px}.sidebar-account-info{background:transparent;border:none;padding:0;display:flex;align-items:center;gap:9px;min-width:0;cursor:pointer;text-align:left}.settings-card{max-width:400px}.settings-field{display:flex;flex-direction:column;gap:7px;padding:14px 0;border-bottom:1px solid var(--nx-border)}.settings-field:last-of-type{border-bottom:none}.settings-label{font-size:12px;color:var(--nx-text-dim);font-weight:500}.settings-value-row{display:flex;align-items:center;justify-content:space-between;gap:10px;background:transparent;border:none;padding:0;color:var(--nx-text);font-family:var(--font);font-size:14.5px;cursor:pointer;text-align:left}.settings-value-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.settings-value-row svg{color:var(--nx-text-dim);flex-shrink:0}.settings-value-row:hover svg{color:var(--nx-violet)}.settings-edit-row{display:flex;align-items:center;gap:8px}.settings-input{flex:1;border:1px solid var(--nx-border);border-radius:10px;padding:9px 12px;background:transparent;color:var(--nx-text);font-family:var(--font);font-size:14px;outline:none}.settings-input:focus{border-color:var(--nx-violet)}.settings-icon-action{width:34px;height:34px;flex-shrink:0;border-radius:10px;border:1px solid var(--nx-violet);background:var(--nx-violet-soft);color:var(--nx-violet);display:flex;align-items:center;justify-content:center;cursor:pointer}.settings-signout{margin-top:22px;width:100%;background:transparent;border:1px solid var(--nx-border);color:var(--danger);font-family:var(--font);font-weight:600;font-size:14px;padding:11px;border-radius:12px;cursor:pointer}.settings-signout:hover{background:#e5486b14;border-color:var(--danger)}.sidebar-search{display:flex;align-items:center;gap:8px;margin-top:10px;padding:8px 10px;border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-muted)}.sidebar-search input{flex:1;border:none;background:transparent;outline:none;font-family:var(--font);font-size:13px;color:var(--text-primary)}.sidebar-search input::placeholder{color:var(--text-muted)}.chat-row-title{display:flex;align-items:center;gap:6px}.chat-row-title span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-row-pin-mark{color:var(--accent);flex-shrink:0}.chat-row-rename{flex:1;display:flex;align-items:center;gap:6px;padding:4px 6px}.chat-row-rename input{flex:1;min-width:0;border:1px solid var(--accent);border-radius:var(--radius-sm);background:var(--bg-input);color:var(--text-primary);font-family:var(--font);font-size:13px;padding:6px 8px;outline:none}.chat-row-rename button{flex-shrink:0;width:26px;height:26px;border-radius:var(--radius-sm);border:none;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;cursor:pointer}.chat-row-menu-wrap{position:relative;flex-shrink:0}.chat-row-menu{position:absolute;right:0;top:100%;margin-top:4px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);padding:5px;display:flex;flex-direction:column;min-width:168px;z-index:20;box-shadow:0 8px 24px #00000038}.chat-row-menu button{display:flex;align-items:center;gap:9px;background:transparent;border:none;color:var(--text-primary);font-family:var(--font);font-size:13px;padding:8px 9px;border-radius:var(--radius-sm);cursor:pointer;text-align:left}.chat-row-menu button:hover{background:var(--bg-elevated-2)}.chat-row-menu-danger{color:var(--danger)!important}.chat-row-menu-danger:hover{background:#e5486b1a!important}.share-link-row{display:flex;align-items:center;gap:9px;border:1px solid var(--nx-border);border-radius:12px;padding:10px 12px;margin-bottom:18px;color:var(--nx-text-dim)}.share-link-row input{flex:1;min-width:0;border:none;background:transparent;outline:none;font-family:var(--mono);font-size:12.5px;color:var(--nx-text)}.share-link-row button{flex-shrink:0;background:var(--nx-violet-soft);color:var(--nx-violet);border:none;font-family:var(--font);font-weight:600;font-size:12.5px;padding:6px 12px;border-radius:8px;cursor:pointer;display:flex;align-items:center}.share-link-row button:hover{opacity:.85}.chat-row-shared-mark{color:var(--nx-teal, var(--accent));flex-shrink:0}.shared-page{min-height:100vh;background:var(--bg);color:var(--text-primary)}.shared-page .landing-nav{border-bottom:1px solid var(--nx-border)}.shared-status{max-width:480px;margin:90px auto;text-align:center;color:var(--text-secondary);font-size:15px;line-height:1.6}.shared-status a{display:inline-block;margin-top:16px}.shared-chat-wrap{max-width:820px;margin:0 auto;padding:0 20px 60px}.shared-chat-banner{text-align:center;font-size:12.5px;font-weight:500;color:var(--nx-violet, var(--accent));background:var(--accent-soft);border-radius:999px;padding:6px 16px;width:fit-content;margin:22px auto 0}.shared-chat-wrap .chat-header{text-align:center;margin:14px 0 6px}.shared-chat-wrap .chat-scroll{max-height:none;overflow:visible}.reveal-up{opacity:0;transform:translateY(22px);transition:opacity .55s cubic-bezier(.2,.7,.2,1),transform .55s cubic-bezier(.2,.7,.2,1)}.reveal-up.in-view{opacity:1;transform:translateY(0)}@media (prefers-reduced-motion: reduce){.reveal-up{opacity:1;transform:none;transition:none}}.landing{position:relative}.landing-glow{position:absolute;width:640px;height:640px;border-radius:50%;filter:blur(120px);opacity:.16;pointer-events:none;z-index:0}.landing-glow-1{top:-220px;right:-180px;background:var(--nx-violet)}.landing-glow-2{top:900px;left:-240px;background:var(--nx-teal);opacity:.12}html[data-theme=light] .landing-glow{opacity:.1}.landing-nav,.hero-section,.features-section,.how-section,.faq-section,.final-cta-section,.landing-footer{position:relative;z-index:1}.landing-nav-link{color:var(--nx-text-dim);text-decoration:none;font-size:13.5px;font-weight:500;margin-right:4px}.landing-nav-link:hover{color:var(--nx-text)}@media (max-width: 700px){.landing-nav-link{display:none}}.feature-card{transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}.feature-card:hover{transform:translateY(-4px);border-color:var(--nx-violet);box-shadow:0 18px 40px -18px #8467ff59}.feature-icon{transition:transform .2s ease}.feature-card:hover .feature-icon{transform:scale(1.08)}.how-list{position:relative;max-width:760px;margin:0 auto}.how-list:before{content:"";position:absolute;left:27px;top:14px;bottom:14px;width:1px;background:linear-gradient(var(--nx-border),transparent)}.how-step{position:relative;display:flex;gap:22px;padding:22px 0}.how-step-n{flex-shrink:0;width:56px;height:56px;border-radius:16px;background:var(--nx-surface);border:1px solid var(--nx-border);color:var(--nx-violet);display:flex;align-items:center;justify-content:center;font-family:var(--display-font);font-weight:600;font-size:15px}.how-step-body h3{font-family:var(--display-font);font-size:16.5px;font-weight:600;margin:6px 0;letter-spacing:-.01em}.how-step-body p{color:var(--nx-text-dim);font-size:14.5px;line-height:1.6;margin:0;max-width:52ch}.landing-footer{border-top:1px solid var(--nx-border);padding:0}.footer-top{max-width:1180px;margin:0 auto;padding:56px 28px 40px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;text-align:left}.footer-brand p{color:var(--nx-text-dim);font-size:13.5px;line-height:1.6;margin:14px 0 0;max-width:34ch}.footer-col{display:flex;flex-direction:column;gap:12px}.footer-col-title{font-size:12px;font-weight:600;letter-spacing:.02em;text-transform:uppercase;color:var(--nx-text-dim);margin-bottom:4px}.footer-col a{display:flex;align-items:center;gap:8px;color:var(--nx-text-dim);text-decoration:none;font-size:13.5px;transition:color .15s ease}.footer-col a:hover{color:var(--nx-violet)}.footer-bottom{border-top:1px solid var(--nx-border);padding:18px 28px;text-align:center;color:var(--nx-text-dim);font-size:12.5px}.footer-bottom b{color:var(--nx-text);font-weight:600}@media (max-width: 700px){.footer-top{grid-template-columns:1fr;gap:28px}.how-list:before{left:23px}.how-step-n{width:46px;height:46px;font-size:13px;border-radius:13px}}.thinking-indicator{display:flex;align-items:center;gap:9px;padding:3px 0}.thinking-text{font-family:var(--font);font-size:14.5px;font-weight:500;background:linear-gradient(90deg,var(--text-muted) 0%,var(--text-primary) 50%,var(--text-muted) 100%);background-size:200% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:thinking-shimmer 1.7s linear infinite}@keyframes thinking-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.thinking-dots{display:flex;gap:3px}.thinking-dots i{width:4px;height:4px;border-radius:50%;background:var(--accent);display:block;animation:thinking-bounce 1.1s ease-in-out infinite}.thinking-dots i:nth-child(2){animation-delay:.15s}.thinking-dots i:nth-child(3){animation-delay:.3s}@keyframes thinking-bounce{0%,80%,to{transform:scale(.6);opacity:.45}40%{transform:scale(1);opacity:1}}@media (prefers-reduced-motion: reduce){.thinking-text{animation:none;background:none;-webkit-background-clip:initial;background-clip:initial;color:var(--text-muted)}.thinking-dots i{animation:none;opacity:.8}}.msg-skeleton-list{display:flex;flex-direction:column;gap:18px;padding:16px 0}.msg-skeleton{height:15px;width:72%;border-radius:7px;background:linear-gradient(90deg,var(--bg-elevated) 25%,var(--bg-elevated-2) 50%,var(--bg-elevated) 75%);background-size:200% 100%;animation:skeleton-shimmer 1.4s ease-in-out infinite}.msg-skeleton.short{width:45%}.msg-skeleton.user{width:38%;margin-left:auto;height:34px;border-radius:14px}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media (prefers-reduced-motion: reduce){.msg-skeleton{animation:none;background:var(--bg-elevated)}}.crash-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;background:var(--bg, #121420);color:var(--text-primary, #EFEFF6)}.crash-mark{width:42px;height:42px;border-radius:13px;background:linear-gradient(135deg,#8467ff,#38d9c9);margin-bottom:22px}.crash-screen h1{font-size:20px;font-weight:600;margin:0 0 10px}.crash-screen p{color:var(--text-muted, #7F7D99);font-size:14px;max-width:40ch;margin:0 0 22px;line-height:1.6}.crash-actions{display:flex;gap:12px}.crash-actions button{background:#8467ff;color:#fff;border:none;font-weight:600;font-size:13.5px;padding:10px 20px;border-radius:999px;cursor:pointer}.crash-actions a{color:var(--text-muted, #7F7D99);font-size:13.5px;align-self:center;text-decoration:underline}.legal-page{max-width:720px;margin:0 auto;padding:56px 28px 80px;position:relative;z-index:1}.legal-page h1{font-family:var(--display-font);font-size:clamp(1.8rem,3.4vw,2.4rem);font-weight:600;letter-spacing:-.02em;color:var(--nx-text);margin:0 0 8px}.legal-updated{color:var(--nx-text-dim);font-size:13px;margin:0 0 32px}.legal-page h2{font-family:var(--display-font);font-size:18px;font-weight:600;color:var(--nx-text);margin:34px 0 12px;letter-spacing:-.01em}.legal-page p{color:var(--nx-text-dim);font-size:14.5px;line-height:1.75;margin:0 0 14px}.legal-page ul{margin:0 0 14px;padding-left:20px}.legal-page li{color:var(--nx-text-dim);font-size:14.5px;line-height:1.75;margin-bottom:8px}.legal-page b{color:var(--nx-text);font-weight:600}.legal-page a{color:var(--nx-violet);text-decoration:underline;text-underline-offset:2px}.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 16px}.footer-legal-links a{color:var(--nx-text-dim);text-decoration:none}.footer-legal-links a:hover{color:var(--nx-violet)}.settings-field-usage{border-bottom:none}.usage-loading{color:var(--nx-text-dim);font-size:13px;padding:10px 0}.usage-widget{padding-top:4px}.usage-headline{display:flex;align-items:center;gap:16px;margin-bottom:18px}.usage-ring{flex-shrink:0;transform:rotate(-90deg)}.usage-ring-track{fill:none;stroke:var(--nx-border);stroke-width:6}.usage-ring-progress{fill:none;stroke:var(--nx-violet);stroke-width:6;stroke-linecap:round;transition:stroke-dashoffset .5s ease}.usage-headline-count{font-family:var(--display-font);font-size:17px;font-weight:600;color:var(--nx-text)}.usage-headline-label{color:var(--nx-text-dim);font-size:12.5px;margin-top:2px}.usage-list{display:flex;flex-direction:column;gap:12px}.usage-row-top{display:flex;justify-content:space-between;font-size:12.5px;color:var(--nx-text);margin-bottom:5px}.usage-row-count{color:var(--nx-text-dim)}.usage-bar-track{height:5px;border-radius:999px;background:var(--nx-border);overflow:hidden}.usage-bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--nx-violet),var(--nx-teal));transition:width .4s ease}.usage-note{color:var(--nx-text-dim);font-size:11.5px;margin:14px 0 0;text-align:center}.danger-zone{margin-top:10px;padding-top:14px;border-top:1px solid var(--nx-border)}.danger-zone-trigger{background:transparent;border:none;color:var(--nx-text-dim);font-size:12.5px;text-decoration:underline;text-underline-offset:2px;cursor:pointer;padding:0}.danger-zone-trigger:hover{color:var(--danger)}.danger-zone-confirm p{font-size:12.5px;color:var(--nx-text-dim);line-height:1.55;margin:0 0 8px}.danger-zone-hint{color:var(--nx-text)!important}.danger-zone-hint b{color:var(--danger)}.danger-zone-confirm .settings-input{width:100%;margin-bottom:10px}.danger-zone-actions{display:flex;gap:8px}.danger-zone-cancel{flex:1;background:transparent;border:1px solid var(--nx-border);color:var(--nx-text-dim);font-family:var(--font);font-size:13px;font-weight:500;padding:9px;border-radius:10px;cursor:pointer}.danger-zone-confirm-btn{flex:1;background:var(--danger);border:none;color:#fff;font-family:var(--font);font-size:13px;font-weight:600;padding:9px;border-radius:10px;cursor:pointer}.danger-zone-confirm-btn:disabled{opacity:.45;cursor:default}@media (max-width: 768px){html,body,#root{height:100%;height:100dvh;min-height:0}body{overflow:hidden}#root{min-height:0}.main{height:100%;height:100dvh;min-height:0;display:flex;flex-direction:column;overflow:hidden}.chat-scroll{flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;padding-bottom:12px}.input-bar{position:relative;flex:0 0 auto;width:100%;box-sizing:border-box;padding:8px 12px;padding-bottom:calc(8px + env(safe-area-inset-bottom,0px));background:var(--bg);z-index:20}.input-inner{width:100%;max-width:none;box-sizing:border-box;margin:0;gap:7px;padding:8px 8px 8px 12px;border-radius:24px;min-width:0}.message-input{min-width:0;width:100%;font-size:16px;line-height:1.4;padding:6px 0;max-height:120px}.attach-btn,.mic-btn,.send-btn{width:32px;height:32px;flex:0 0 32px}.document-attachment-preview,.image-attachment-preview{width:100%;max-width:none;box-sizing:border-box;margin:0 auto 8px}.document-attachment-card{max-width:100%;box-sizing:border-box}.image-attachment-card{max-width:180px}.image-attachment-card img{max-width:180px;max-height:140px}}@media (max-width: 768px){@supports (height: 100dvh){.main,html,body,#root{height:100dvh}}.chat-inner{padding-bottom:8px}}@media (max-width: 768px){.msg-content{min-width:0;max-width:100%;overflow-wrap:anywhere}.msg-content table{display:block;width:max-content;max-width:100%;overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;border-collapse:collapse}.msg-content th,.msg-content td{white-space:normal;min-width:140px;max-width:280px;word-break:normal;overflow-wrap:anywhere}.msg-content table::-webkit-scrollbar{height:4px}}