html,body{width:100%;height:100%}input::-ms-clear{display:none}input::-ms-reveal{display:none}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;-ms-overflow-style:scrollbar;-webkit-tap-highlight-color:#0000;font-family:sans-serif;line-height:1.15}body{margin:0}[tabindex="-1"]:focus{outline:none}hr{box-sizing:content-box;height:0;overflow:visible}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5em;font-weight:500}p{margin-top:0;margin-bottom:1em}abbr[title],abbr[data-original-title]{cursor:help;border-bottom:0;-webkit-text-decoration:underline dotted;text-decoration:underline dotted}address{font-style:normal;line-height:inherit;margin-bottom:1em}input[type=text],input[type=password],input[type=number],textarea{-webkit-appearance:none}ol,ul,dl{margin-top:0;margin-bottom:1em}ol ol,ul ul,ol ul,ul ol{margin-bottom:0}dt{font-weight:500}dd{margin-bottom:.5em;margin-left:0}blockquote{margin:0 0 1em}dfn{font-style:italic}b,strong{font-weight:bolder}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}pre,code,kbd,samp{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,Courier,monospace;font-size:1em}pre{margin-top:0;margin-bottom:1em;overflow:auto}figure{margin:0 0 1em}img{vertical-align:middle;border-style:none}a,area,button,[role=button],input:not([type=range]),label,select,summary,textarea{touch-action:manipulation}table{border-collapse:collapse}caption{text-align:left;caption-side:bottom;padding-top:.75em;padding-bottom:.3em}input,button,select,optgroup,textarea{color:inherit;font-size:inherit;font-family:inherit;line-height:inherit;margin:0}button,input{overflow:visible}button,select{text-transform:none}button,html [type=button],[type=reset],[type=submit]{-webkit-appearance:button}button::-moz-focus-inner{border-style:none;padding:0}[type=button]::-moz-focus-inner{border-style:none;padding:0}[type=reset]::-moz-focus-inner{border-style:none;padding:0}[type=submit]::-moz-focus-inner{border-style:none;padding:0}input[type=radio],input[type=checkbox]{box-sizing:border-box;padding:0}input[type=date],input[type=time],input[type=datetime-local],input[type=month]{-webkit-appearance:listbox}textarea{resize:vertical;overflow:auto}fieldset{border:0;min-width:0;margin:0;padding:0}legend{width:100%;max-width:100%;color:inherit;font-size:1.5em;line-height:inherit;white-space:normal;margin-bottom:.5em;padding:0;display:block}progress{vertical-align:baseline}[type=number]::-webkit-inner-spin-button{height:auto}[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:none}[type=search]::-webkit-search-cancel-button{-webkit-appearance:none}[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}summary{display:list-item}template{display:none}[hidden]{display:none!important}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--app-bg:#f4f6f9;--app-bg-2:#fff;--app-bg-3:#eef2f6;--app-bg-elevated:#fffffff0;--app-panel:#fffffff5;--app-panel-strong:#fffffffa;--app-panel-soft:#f6f8faeb;--app-card:linear-gradient(180deg, #fffffffa 0%, #f6f8faf5 100%);--app-card-soft:linear-gradient(180deg, #fffffff0 0%, #f1f5f9eb 100%);--app-line:#0f172a1a;--app-line-strong:#0f172a2e;--app-line-bright:#0f172a47;--app-text:#0f172a;--app-text-soft:#475569;--app-text-dim:#64748b;--app-text-faint:#64748bb8;--app-accent:#0ea5e9;--app-accent-2:#06b6d4;--app-accent-3:#38bdf8;--app-accent-rgb:14, 165, 233;--app-accent-2-rgb:6, 182, 212;--app-accent-soft:rgba(var(--app-accent-rgb), .12);--app-accent-softer:rgba(var(--app-accent-rgb), .07);--app-accent-ring:rgba(var(--app-accent-rgb), .22);--app-success:#37d996;--app-warning:#ffb44c;--app-danger:#ff6b8c;--app-danger-rgb:255, 107, 140;--app-radius-2xl:20px;--app-radius-xl:16px;--app-radius-lg:14px;--app-radius-md:12px;--app-radius-sm:10px;--app-shadow:0 16px 40px #0f172a1a;--app-shadow-soft:0 8px 20px #0f172a14;--app-glow:0 0 0 1px rgba(var(--app-accent-rgb), .1), 0 8px 20px #0f172a0f;--app-glow-strong:0 0 0 1px rgba(var(--app-accent-2-rgb), .12), 0 10px 24px #0f172a14;--app-shell-width:520px;--app-shell-desktop:1440px;--app-shell-gutter:clamp(16px, 4vw, 32px);--app-shell-border:#0f172a14;--app-shell-glow:0 20px 48px #0f172a14;--app-header-bg:#ffffffe6;--app-composer-bg:#fffffff0;--app-overlay-bg:#fffffffa;--app-mask-bg:#0f172a52;--font-display:"Avenir Next", "SF Pro Display", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", sans-serif;--font-body:"Avenir Next", "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", sans-serif;--brand-primary:var(--app-accent);--brand-primary-strong:var(--app-accent);--brand-accent:var(--app-accent-2);--brand-rgb:var(--app-accent-rgb);--surface-bg:var(--app-bg);--surface-bg-soft:var(--app-bg-2);--surface-card:#0f172a0a;--surface-card-strong:#ffffffeb;--border-soft:var(--app-line);--border-faint:#0f172a14;--text-primary:var(--app-text);--text-secondary:var(--app-text-soft);--text-tertiary:var(--app-text-dim);--danger-red:var(--app-danger);--radius-lg:var(--app-radius-lg);--radius-md:var(--app-radius-md);--radius-sm:var(--app-radius-sm);--shadow-soft:var(--app-shadow-soft);--shadow-float:var(--app-shadow);--theme-purple:var(--app-accent);--theme-purple-dark:var(--app-accent);--user-bg:linear-gradient(135deg, var(--app-accent) 0%, var(--app-accent-2) 55%, var(--app-accent) 100%);--theme-rgb:var(--app-accent-rgb);--glow-primary:0 0 18px rgba(var(--app-accent-rgb), .18), 0 0 48px rgba(var(--app-accent-rgb), .08);--glow-accent:0 0 18px rgba(var(--app-accent-2-rgb), .14), 0 0 48px rgba(var(--app-accent-2-rgb), .06);--bg-gradient:#f3f5f8;--app-bg-tinted:#f6f7f9;--app-page-ambient:radial-gradient(900px 520px at 50% -20%, rgba(var(--app-accent-rgb), .08) 0%, transparent 70%);--chat-bg:#ffffffeb}html,body{background:var(--app-bg-tinted,var(--app-bg));background-color:var(--app-bg);height:100%;font-family:var(--font-body);color:var(--app-text);margin:0;padding:0;transition:background-color .25s,color .25s;overflow:hidden}#app{flex-direction:column;min-height:100%;display:flex;position:relative}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;scrollbar-width:thin;scrollbar-color:#94a3b859 transparent;outline:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#94a3b847;border-radius:999px;transition:background-color .2s}::-webkit-scrollbar-thumb:hover{background:rgba(var(--app-accent-rgb), .55)}::-webkit-scrollbar-corner{background:0 0}.lucide{stroke-linecap:round;stroke-linejoin:round}.app-icon{vertical-align:middle;flex-shrink:0}.app-icon--spin{animation:.9s linear infinite app-icon-spin}.app-icon--beat{transform-origin:50%;animation:1.2s ease-in-out infinite app-icon-beat}p,li,td,th,span,div{line-height:1.68}@keyframes app-icon-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes app-icon-beat{0%,to{transform:scale(1)}35%{transform:scale(1.12)}70%{transform:scale(.98)}}.login-screen{background:var(--app-page-ambient), var(--app-bg-tinted,var(--app-bg));flex:1;justify-content:center;align-items:center;min-height:100vh;padding:28px 20px;display:flex;position:relative;overflow:hidden}.login-orbit{pointer-events:none;filter:blur(10px);border-radius:50%;position:absolute}.login-orbit--primary,.login-orbit--secondary{display:none}.login-shell{z-index:1;align-items:center;gap:18px;width:min(100%,940px);display:grid;position:relative}.login-intro{color:var(--app-text);gap:12px;display:grid}.login-intro__eyebrow{color:var(--app-accent);letter-spacing:.16em;text-transform:uppercase;font-size:.76rem;font-weight:700}.login-intro__title{max-width:10ch;font-family:var(--font-display);letter-spacing:-.05em;margin:0;font-size:clamp(2.1rem,9vw,3.4rem);line-height:.98}.login-intro__text{max-width:28rem;color:var(--app-text-soft);margin:0;font-size:.98rem;line-height:1.72}.login-intro__pills{flex-wrap:wrap;gap:10px;display:flex}.login-intro__pills span{border:1px solid var(--app-accent-ring,rgba(var(--app-accent-rgb), .22));background:var(--app-accent-softer,rgba(var(--app-accent-rgb), .07));color:var(--app-text);box-shadow:0 2px 8px rgba(var(--app-accent-rgb), .06);border-radius:999px;align-items:center;gap:8px;padding:9px 16px;font-size:13.5px;font-weight:500;transition:all .2s;display:inline-flex}.login-intro__pills span:hover{background:var(--app-accent-soft,rgba(var(--app-accent-rgb), .12));border-color:var(--app-accent);transform:translateY(-1px)}.login-intro__pills span svg{color:var(--app-accent);flex-shrink:0}.login-intro__pills svg,.login-brand__badge svg,.login-btn svg,.error-msg svg{flex-shrink:0}.login-card{text-align:left;background:radial-gradient(circle at top right, rgba(var(--app-accent-2-rgb), .12) 0%, rgba(var(--app-accent-2-rgb), 0) 28%), var(--app-card);border:1px solid var(--app-line);width:min(100%,392px);box-shadow:var(--app-shadow-soft);-webkit-backdrop-filter:blur(20px)saturate(160%);border-radius:14px;margin-left:auto;padding:28px 24px 24px;position:relative}.login-card:after{content:"";border-radius:inherit;pointer-events:none;background:linear-gradient(#ffffff0a 0%,#fff0 24%);position:absolute;inset:0}.login-brand{align-items:center;gap:14px;margin-bottom:12px;display:flex}.login-brand__badge{background:linear-gradient(135deg, var(--app-accent) 0%, var(--app-accent-2) 100%);color:#fff;width:56px;height:56px;box-shadow:0 10px 24px rgba(var(--app-accent-rgb), .28);border-radius:14px;justify-content:center;align-items:center;font-size:1.18rem;display:inline-flex}.app-title{color:var(--app-text);font-family:var(--font-display);letter-spacing:-.03em;text-shadow:none;margin:0;font-size:1.65rem;font-weight:700}.app-subtitle{color:var(--app-text-dim);margin:4px 0 0;font-size:.88rem}.login-card__note{color:var(--app-text-soft);margin:0 0 24px;line-height:1.65}.form-group{margin-bottom:18px}.form-label{color:var(--app-text-soft);letter-spacing:.02em;margin:0 0 8px;font-size:.82rem;font-weight:700}.form-input{border:1px solid var(--app-line);background:var(--app-bg-2,#fff);width:100%;min-height:52px;color:var(--app-text);border-radius:14px;padding:15px 17px;font-size:1rem;transition:border-color .24s,box-shadow .24s,background .24s,transform .24s}.form-input::placeholder{color:var(--app-text-dim)}.form-input:focus{border-color:var(--app-accent);background:var(--app-bg-2,#fff);box-shadow:0 0 0 4px var(--app-accent-soft,rgba(var(--app-accent-rgb), .14)), var(--app-shadow-soft);transform:translateY(-1px)}.login-btn{background:linear-gradient(135deg, var(--app-accent) 0%, var(--app-accent-2) 100%);color:#fff;letter-spacing:.01em;width:100%;min-height:52px;box-shadow:0 10px 24px rgba(var(--app-accent-rgb), .28);border:0;border-radius:14px;margin-top:8px;font-size:.98rem;font-weight:700}.login-btn>span{justify-content:center;align-items:center;gap:8px;display:inline-flex}.login-inline-spinner{animation:.9s linear infinite login-spin}.login-btn:hover{transform:translateY(-1px)}.login-btn:disabled{color:#f5f7ff7a;box-shadow:none;background:#ffffff14}.error-msg{min-height:24px;color:var(--app-danger);text-shadow:none;justify-content:flex-start;margin-top:18px}.error-msg span{align-items:center;gap:8px;display:inline-flex}.login-mode-switch{width:100%;color:var(--app-text-soft);font-size:13px;font-family:var(--font-body);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;gap:6px;margin-top:12px;padding:8px 0;transition:all .2s;display:inline-flex}.login-mode-switch svg{color:var(--app-accent);transition:transform .2s}.login-mode-switch:hover{color:var(--app-accent)}.login-mode-switch:hover svg{transform:rotate(30deg)}@keyframes login-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (width<=979px){.login-shell{max-width:392px}.login-intro{margin-bottom:6px}.login-card{margin-left:0}}@media (width>=980px){.login-shell{grid-template-columns:minmax(0,1fr) 392px;gap:40px}}