:root{--accent: #2f6feb;--primary: #171717;--primary-fg: #ffffff;--page-bg: #f0f0f3;--app-bg: #ffffff;--card-bg: #f5f5f7;--card-bg-hover: #efeff2;--line: #e8e8ec;--line-strong: #d9d9df;--text: #0a0a0a;--text-muted: #74747a;--text-faint: #a2a2a9;--ok: #16a34a;--warn: #d97706;--danger: #dc2626;--radius-sm: 12px;--radius: 16px;--radius-lg: 22px;--shadow-sm: 0 1px 2px rgba(9, 9, 11, .05);--shadow-nav: 0 6px 24px rgba(9, 9, 11, .13);--shadow: 0 16px 44px rgba(9, 9, 11, .16);--column-w: 440px;--nav-h: 62px;--ease-enter: cubic-bezier(.22, 1, .36, 1);--ease-press: cubic-bezier(.4, 0, .2, 1);--dur-enter: .34s;--dur-press: .15s;--dur-rise: .18s;--dur-word: .22s;--stagger: 52ms;--font: Inter, ui-sans-serif, system-ui, -apple-system, "SF Pro Text", "Segoe UI", Roboto, sans-serif;color-scheme:light}:root[data-theme=dark]{--primary: #fafafa;--primary-fg: #0a0a0a;--page-bg: #000000;--app-bg: #0d0d0f;--card-bg: #17171a;--card-bg-hover: #1e1e22;--line: #26262a;--line-strong: #37373d;--text: #fafafa;--text-muted: #a2a2a9;--text-faint: #6f6f77;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .5);--shadow-nav: 0 6px 24px rgba(0, 0, 0, .6);--shadow: 0 16px 44px rgba(0, 0, 0, .7);color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--page-bg);color:var(--text);font-family:var(--font);font-size:15px;line-height:1.5;letter-spacing:-.011em;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;overscroll-behavior-y:none}h1,h2,h3,h4,p{margin:0}button,input,select,textarea{font:inherit;color:inherit;letter-spacing:inherit}button{cursor:pointer;border:none;background:none;padding:0}a{color:inherit;text-decoration:none}:focus-visible{outline:2px solid var(--text);outline-offset:2px;border-radius:8px}::selection{background:color-mix(in srgb,var(--accent) 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infinite;will-change:transform,filter}.welcome-orb-body:after{inset:0;background:radial-gradient(circle at 33% 26%,rgba(255,255,255,.92),transparent 44%),radial-gradient(circle at 74% 80%,rgba(9,9,11,.46),transparent 60%)}.welcome-orb-ring{width:116%;height:116%;background:conic-gradient(from 20deg,#7c5cf0,#2f6feb,#0d9488,#ea7317,#7c5cf0);mask:radial-gradient(circle,transparent 68%,#000 70%,#000 73%,transparent 75%);-webkit-mask:radial-gradient(circle,transparent 68%,#000 70%,#000 73%,transparent 75%);opacity:.85;animation:orb-spin 26s linear infinite,orb-hue 22s linear infinite;will-change:transform,filter}@supports not (width: 1cqh){.welcome-orb{width:clamp(130px,min(52vw,30vh),240px)}}@keyframes orb-breathe{50%{transform:scale(1.045)}}@keyframes orb-glow{50%{opacity:.62;transform:scale(1.07)}}.welcome-bottom{display:flex;flex-direction:column;gap:22px}@media(max-height:620px){.welcome{padding-top:calc(env(safe-area-inset-top) + 12px);padding-bottom:calc(env(safe-area-inset-bottom) + 14px)}.welcome-stage{min-height:84px}.welcome-bottom{gap:12px}.welcome-mark{font-size:20px}}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.tag-cloud{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;width:100%;max-width:340px;margin:0 auto;container-type:inline-size}.tag{display:inline-flex;align-items:center;height:32px;height:min(32px,9.55cqi);padding:0 13px;padding:0 min(13px,3.88cqi);border-radius:999px;border:1px solid var(--line-strong);background:var(--app-bg);color:var(--text-muted);font-size:14px;font-size:clamp(11px,4.18cqi,14px);font-weight:560;letter-spacing:-.02em;white-space:nowrap;animation:tag-float calc(5.2s + var(--i) * .37s) ease-in-out calc(.65s + var(--i) * 90ms) infinite,tag-in .46s var(--ease-enter) calc(.12s + var(--i) * 45ms) backwards}.tag-main{height:42px;height:min(42px,12.54cqi);padding:0 18px;padding:0 min(18px,5.37cqi);border-color:transparent;background:var(--primary);color:var(--primary-fg);font-size:18px;font-size:clamp(14px,5.37cqi,18px);font-weight:650;letter-spacing:-.035em}.tag-accent{border:2px solid transparent;background:linear-gradient(var(--primary),var(--primary)) padding-box,linear-gradient(90deg,#7c5cf0,#2f6feb 55%,#0d9488) border-box}@keyframes tag-in{0%{opacity:0;transform:translateY(8px) scale(.92)}}@keyframes tag-float{50%{transform:translateY(-4px)}}.welcome-auth-notice{text-align:left}.welcome-login{background:transparent;color:var(--text-muted)}.welcome-login:hover{background:var(--card-bg);color:var(--text)}.signup-brand{flex:1;text-align:center;font-size:18px;font-weight:700;letter-spacing:-.045em;padding-right:48px}.signup-switch{margin:4px 0 0;text-align:center;font-size:14px;color:var(--text-muted)}.signup-link{font:inherit;font-weight:600;color:var(--text);text-decoration:underline;text-underline-offset:3px;padding:2px}.welcome-note{margin:0;text-wrap:balance}.delete-list{margin:0;padding:12px 14px 12px 32px;border-radius:var(--radius);background:var(--card-bg);display:flex;flex-direction:column;gap:6px;font-size:14px}.delete-list b{font-weight:600}.home-tabs{position:sticky;top:calc(env(safe-area-inset-top) + 56px);z-index:20;display:flex;align-items:center;gap:8px;background:var(--app-bg);padding:6px 0}.page>.home-tabs{animation:none}.chat-btn{flex:none;width:38px;height:38px;border-radius:999px;background:var(--card-bg);color:var(--text);display:grid;place-items:center;transition:background .15s,transform var(--dur-press) var(--ease-press)}.chat-btn:active{transform:scale(.94)}.chat-btn.on{background:var(--primary);color:var(--primary-fg)}.chat-btn svg{width:20px;height:20px}.chat-greeting{display:flex;gap:12px;align-items:flex-start}.chat-hello{font-size:17px;font-weight:620;letter-spacing:-.03em;margin-bottom:4px}.chat-log-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.chat-clear{font-size:12.5px;font-weight:550;color:var(--text-muted);padding:4px 2px;transition:color .15s,transform var(--dur-press) var(--ease-press)}.chat-clear:hover{color:var(--text)}.chat-clear:active{transform:scale(.94)}.msg-actions{align-self:flex-start;display:flex;flex-wrap:wrap;gap:8px;animation:rise var(--dur-rise) ease-out backwards}.msg-warning{border:1px solid color-mix(in srgb,var(--danger) 35%,transparent)}.msg-list{display:flex;flex-direction:column;gap:8px}.msg{max-width:84%;padding:11px 14px;border-radius:var(--radius);font-size:15px;line-height:1.45;overflow-wrap:anywhere;animation:rise var(--dur-rise) ease-out backwards}.msg-me{align-self:flex-end;background:var(--primary);color:var(--primary-fg);border-bottom-right-radius:6px}.msg-bot{align-self:flex-start;background:var(--card-bg);color:var(--text);border-bottom-left-radius:6px}.typing{display:flex;gap:5px;align-items:center;padding:15px 14px}.typing i{width:6px;height:6px;border-radius:999px;background:var(--text-faint);animation:typing 1.1s ease-in-out infinite}.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}@keyframes typing{0%,60%,to{opacity:.35}30%{opacity:1}}.chat-suggest{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}.chat-suggest::-webkit-scrollbar{display:none}.chip-btn{flex:none;height:32px;color:var(--text);border:1px solid var(--line);background:var(--app-bg);transition:transform var(--dur-press) var(--ease-press)}.chip-btn:active{transform:scale(.96)}.chat-dock{position:sticky;bottom:calc(var(--nav-h) + 22px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:8px;background:var(--app-bg);padding:8px 0 6px}.composer{display:flex;gap:8px;align-items:center}.composer .input{flex:1;min-width:0;background:var(--card-bg);border-color:var(--line)}.composer-send{flex:none;width:46px;padding:0}.switch-row{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;text-align:left;padding:4px 0;transition:opacity var(--dur-press) var(--ease-press)}.switch-row:disabled{opacity:.45}.switch-text{display:flex;flex-direction:column;gap:2px;min-width:0}.switch-label{font-weight:550;letter-spacing:-.015em}.switch{flex:none;width:46px;height:28px;border-radius:999px;background:var(--line-strong);padding:3px;display:flex;transition:background var(--dur-press) var(--ease-press)}.switch.on{background:var(--primary)}.switch-knob{width:22px;height:22px;border-radius:999px;background:var(--app-bg);box-shadow:var(--shadow-sm);transition:transform var(--dur-press) var(--ease-press)}.switch.on .switch-knob{transform:translate(18px)}.plan-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.plan-name{font-size:18px;font-weight:620;letter-spacing:-.03em}.avatar-edit .profile-avatar{background:var(--app-bg);border:1px solid var(--line)}.profile-avatar{width:46px;height:46px;border-radius:999px;background:var(--card-bg);display:grid;place-items:center;font-size:18px;font-weight:620;flex:none}.profile-avatar-lg{width:64px;height:64px;font-size:24px}.badge{display:inline-flex;align-items:center;height:20px;padding:0 8px;border-radius:999px;background:color-mix(in srgb,var(--ok) 15%,transparent);color:var(--ok);font-size:11px;font-weight:600;margin-top:4px}@keyframes fade{0%{opacity:0}}@keyframes slide-up{0%{transform:translateY(16px);opacity:.6}}@keyframes rise{0%{opacity:0;transform:translateY(6px)}}@keyframes pop{0%{transform:scale(.975);opacity:0}}.empty{display:flex;align-items:center;gap:12px;padding:15px;background:var(--card-bg);border-radius:var(--radius);color:var(--text-muted)}.empty-icon{width:34px;height:34px;border-radius:10px;background:var(--app-bg);display:grid;place-items:center;flex:none;color:var(--text-faint)}.empty-icon svg{width:17px;height:17px}.empty-title{font-weight:550;color:var(--text);font-size:14.5px}.empty-hint{font-size:12.5px;color:var(--text-faint)}.prose{font-size:15.5px;line-height:1.65;color:var(--text)}.prose p{margin:0 0 14px}.prose ul,.prose ol{margin:0 0 14px;padding-left:22px}.prose li{margin-bottom:6px}.prose strong{font-weight:620}.prose h4{font-size:15px;font-weight:620;margin:20px 0 8px}@media(min-width:500px){.column{box-shadow:0 0 0 1px var(--line)}}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important;animation-delay:0ms!important}.summary-orb{animation:orb-hue 12s linear infinite!important;transform:none!important}.welcome-orb,.welcome-orb>*,.welcome-orb-body:before,.tag,.typing i{animation:none!important}}