:root{--hx-primary:#c8212c;--hx-primary-dark:#0052cc;--hx-primary-light:#e6f0ff;--hx-dark:#101828;--hx-gray:#667085;--hx-gray-light:#f2f4f7;--hx-border:#eaecf0;--hx-white:#fff;--hx-bg:#f9fafb;--hx-radius:10px;--hx-shadow:0 2px 12px rgba(16,24,40,.08);--hx-shadow-lg:0 8px 32px rgba(16,24,40,.12);--hx-muted:#f4f6f9;--hx-red:#c8212c;--hx-blue:#122a64;--hx-ink:#18233c;--hx-line:#dfe4ec;--hx-copy:#61708a;--hx-max:1180px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--hx-white);color:var(--hx-dark);font-family:PingFang SC,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none;transition:color .2s}ol,ul{list-style:none}img{display:block;max-width:100%}button{background:none;border:none;cursor:pointer;font-family:inherit}.container{margin:0 auto;max-width:1200px;padding:0 24px;width:100%}.btn{align-items:center;border:1px solid transparent;border-radius:8px;display:inline-flex;font-size:15px;font-weight:500;gap:8px;justify-content:center;padding:10px 22px;transition:all .2s}.btn-primary{background:var(--hx-primary);color:#fff}.btn-primary:hover{background:var(--hx-primary-dark)}.btn-outline{background:transparent;border-color:var(--hx-primary);color:var(--hx-primary)}.btn-outline:hover{background:var(--hx-primary-light)}.btn-white{background:#fff;color:var(--hx-primary)}.btn-white:hover{background:var(--hx-primary-light)}.section{padding:104px 0}.section-title{color:var(--hx-dark);font-size:34px;font-weight:700;margin-bottom:12px;text-align:center}.section-subtitle{color:var(--hx-gray);font-size:16px;margin-bottom:48px;text-align:center}.page-hero{background:linear-gradient(135deg,var(--hx-primary) 0,var(--hx-primary-dark) 100%);color:#fff;padding:72px 0;text-align:center}.page-hero h1{font-size:40px;font-weight:700;margin-bottom:12px}.page-hero p{font-size:18px;opacity:.9}.form-group{margin-bottom:20px}.form-group label{color:var(--hx-dark);display:block;font-weight:500;margin-bottom:8px}.form-control{border:1px solid var(--hx-border);border-radius:8px;font-family:inherit;font-size:15px;padding:10px 14px;transition:border-color .2s;width:100%}.form-control:focus{border-color:var(--hx-primary);outline:none}textarea.form-control{min-height:100px;resize:vertical}.page-enter-active{transition:opacity .4s cubic-bezier(.22,1,.36,1),transform .4s cubic-bezier(.22,1,.36,1)}.page-leave-active{transition:opacity .26s cubic-bezier(.4,0,.2,1),transform .26s cubic-bezier(.4,0,.2,1)}.page-enter-from{opacity:0;transform:translateY(20px)}.page-leave-to{opacity:0;transform:translateY(-12px)}@media(prefers-reduced-motion:reduce){.page-enter-active,.page-leave-active{transition:none}}@media(max-width:768px){.section{padding:48px 0}.section-title{font-size:28px}.page-hero{padding:48px 0}.page-hero h1{font-size:30px}}.site-header[data-v-1a389b2c]{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#fff;border-bottom:1px solid transparent;left:0;position:sticky;right:0;top:0;transition:all .3s;z-index:100}.site-header.scrolled[data-v-1a389b2c]{border-bottom-color:var(--hx-border);box-shadow:0 1px 10px #10182814}.header-inner[data-v-1a389b2c]{height:72px;justify-content:space-between}.header-content[data-v-1a389b2c],.header-inner[data-v-1a389b2c]{align-items:center;display:flex}.header-content[data-v-1a389b2c]{gap:26px;height:100%}.logo[data-v-1a389b2c]{align-items:center;display:flex;gap:10px}.logo-img[data-v-1a389b2c]{width:162px}.logo-text[data-v-1a389b2c]{color:var(--hx-dark);font-size:20px;font-weight:700}.nav[data-v-1a389b2c]{gap:8px}.nav[data-v-1a389b2c],.nav-link[data-v-1a389b2c]{align-items:center;display:flex;height:100%}.nav-link[data-v-1a389b2c]{color:var(--hx-gray);font-size:15px;font-weight:500;margin:0 12px;padding:8px 2px;position:relative;transition:color .2s,border-color .2s}.nav-link[data-v-1a389b2c]:hover{color:var(--hx-primary)}.nav-link.active[data-v-1a389b2c]{color:var(--hx-blue);font-weight:700}.nav-link.active[data-v-1a389b2c]:after{background:var(--hx-blue);bottom:-1px;content:"";height:2px;left:0;position:absolute;transition:all .3s;width:100%}.header-quote[data-v-1a389b2c]{border-radius:0;font-size:14px;padding:8px 18px;white-space:nowrap}.header-actions[data-v-1a389b2c]{align-items:center;display:flex;gap:12px}.lang-switch[data-v-1a389b2c]{position:relative}.lang-toggle[data-v-1a389b2c]{align-items:center;background:#fff;border:1px solid var(--hx-border);color:var(--hx-dark);display:inline-flex;font-size:14px;gap:6px;padding:7px 12px;transition:border-color .2s,box-shadow .2s}.lang-toggle[data-v-1a389b2c]:hover{border-color:var(--hx-primary)}.lang-globe[data-v-1a389b2c]{font-size:15px;line-height:1}.lang-current[data-v-1a389b2c]{font-weight:500}.lang-caret[data-v-1a389b2c]{color:var(--hx-gray);font-size:11px;transition:transform .2s}.lang-toggle[aria-expanded=true] .lang-caret[data-v-1a389b2c]{transform:rotate(180deg)}.lang-menu[data-v-1a389b2c]{background:#fff;border:1px solid var(--hx-border);border-radius:8px;box-shadow:var(--hx-shadow-lg);min-width:140px;padding:6px;position:absolute;right:0;top:calc(100% + 6px);z-index:110}.lang-menu li button[data-v-1a389b2c]{border-radius:6px;color:var(--hx-gray);display:block;font-size:14px;padding:8px 12px;text-align:left;transition:all .15s;width:100%}.lang-menu li button[data-v-1a389b2c]:hover{background:var(--hx-gray-light);color:var(--hx-dark)}.lang-menu li.selected button[data-v-1a389b2c]{background:var(--hx-primary-light);color:var(--hx-primary);font-weight:600}.menu-toggle[data-v-1a389b2c]{display:none;flex-direction:column;gap:5px;padding:8px}.menu-toggle span[data-v-1a389b2c]{background:var(--hx-dark);height:2px;transition:all .3s;width:22px}@media(max-width:900px){.menu-toggle[data-v-1a389b2c]{display:flex}.nav[data-v-1a389b2c]{background:#fff;border-bottom:1px solid var(--hx-border);box-shadow:var(--hx-shadow);flex-direction:column;gap:4px;left:0;padding:16px;position:fixed;right:0;top:72px;transform:translateY(-120%);transition:transform .3s}.nav.open[data-v-1a389b2c]{transform:translateY(0)}.nav-link[data-v-1a389b2c]{padding:12px;text-align:center;width:100%}}.site-footer[data-v-5c9dbf15]{background:#091837;color:#d4ddef;font-size:13px;padding:48px 0}.form-grid[data-v-5c9dbf15]{display:grid;gap:30px;grid-template-columns:1fr 1fr 1fr;margin:auto;width:min(calc(100% - 48px),var(--hx-max))}.logo-img[data-v-5c9dbf15]{height:48px}.form-grid p[data-v-5c9dbf15]{color:#adbbd5;margin:7px 0}@media(max-width:768px){.form-grid[data-v-5c9dbf15]{gap:28px;grid-template-columns:1fr 1fr}}.chat-message-content[data-v-a15dce23]{margin:0;white-space:pre-wrap;word-break:break-word}.chat-message-link[data-v-a15dce23]{color:var(--hx-red);font-weight:600;text-decoration:underline;text-underline-offset:2px}.is-user{color:#fff;text-decoration-color:#ffffffbf}.xiaoxin-chat[data-v-519bd8be]{bottom:24px;font-family:inherit;position:fixed;right:24px;z-index:1200}.xiaoxin-launcher[data-v-519bd8be]{align-items:center;background:transparent;border:0;color:#14295d;display:flex;filter:drop-shadow(0 10px 14px rgba(18,55,105,.16));flex-direction:column;gap:4px;justify-content:flex-end;margin-left:auto;min-height:166px;padding:0;transition:transform .18s ease,filter .18s ease;width:132px}.xiaoxin-launcher-avatar[data-v-519bd8be]{background:#f7fbff;border:1px solid #d6e7f7;border-radius:50%;box-shadow:0 0 0 4px #e6f2fde0,0 8px 20px #36669d33;height:112px;overflow:hidden;padding:4px;width:112px}.xiaoxin-launcher-avatar img[data-v-519bd8be]{border-radius:50%;display:block;height:100%;-o-object-fit:cover;object-fit:cover;width:100%}.xiaoxin-launcher-name[data-v-519bd8be]{align-items:center;color:#172d61;display:flex;font-size:15px;gap:7px;line-height:20px;white-space:nowrap;width:100%}.xiaoxin-launcher-name[data-v-519bd8be]:after,.xiaoxin-launcher-name[data-v-519bd8be]:before{background:linear-gradient(90deg,transparent,#dbeafb);content:"";flex:1;height:2px}.xiaoxin-launcher-name[data-v-519bd8be]:after{background:linear-gradient(90deg,#dbeafb,transparent)}.xiaoxin-launcher-name strong[data-v-519bd8be]{font-weight:700}.xiaoxin-launcher-action[data-v-519bd8be]{background:#10275d;box-shadow:0 4px 10px #10275d2e;color:#fff;font-size:12px;font-weight:600;line-height:16px;min-width:66px;padding:5px 10px 6px;transition:background-color .18s ease}.xiaoxin-launcher[data-v-519bd8be]:hover{filter:drop-shadow(0 13px 18px rgba(18,55,105,.22));transform:translateY(-3px)}.xiaoxin-launcher:hover .xiaoxin-launcher-action[data-v-519bd8be]{background:var(--hx-red)}.xiaoxin-close[data-v-519bd8be]:focus-visible,.xiaoxin-composer button[data-v-519bd8be]:focus-visible,.xiaoxin-composer input[data-v-519bd8be]:focus-visible,.xiaoxin-launcher[data-v-519bd8be]:focus-visible,.xiaoxin-quick button[data-v-519bd8be]:focus-visible{outline:3px solid rgba(200,33,44,.28);outline-offset:2px}.xiaoxin-panel[data-v-519bd8be]{background:#fff;border:1px solid #dce3ee;border-top:3px solid var(--hx-red);box-shadow:0 18px 55px #122a6433;display:flex;flex-direction:column;height:560px;overflow:hidden;width:420px}.xiaoxin-header[data-v-519bd8be]{align-items:center;background:#f5f8fc;border-bottom:1px solid #dfe5ef;display:flex;gap:11px;min-height:78px;padding:14px 16px}.message-avatar[data-v-519bd8be],.xiaoxin-avatar[data-v-519bd8be]{background:#fff;border:2px solid #b8c9e6;border-radius:50%;color:#17336f;display:grid;flex:0 0 auto;font-weight:700;place-items:center}.xiaoxin-avatar[data-v-519bd8be]{box-shadow:inset 0 0 0 4px #edf4ff;height:47px;width:47px}.xiaoxin-heading[data-v-519bd8be]{display:flex;flex-direction:column;min-width:0}.xiaoxin-heading strong[data-v-519bd8be]{color:#152b60;font-size:18px}.xiaoxin-heading span[data-v-519bd8be]{color:#72809a;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.xiaoxin-heading i[data-v-519bd8be]{background:#4b88d4;border-radius:50%;box-shadow:0 0 5px #4b88d4;display:inline-block;height:7px;margin-right:6px;width:7px}.xiaoxin-close[data-v-519bd8be]{background:#fff;border:1px solid #d9e0ea;border-radius:50%;color:#152b60;font-size:25px;height:36px;line-height:1;margin-left:auto;width:36px}.xiaoxin-messages[data-v-519bd8be]{background:#f3f5f8;display:flex;flex:1;flex-direction:column;gap:12px;min-height:0;overflow-y:auto;padding:16px 14px}.xiaoxin-message[data-v-519bd8be]{align-items:flex-end;display:flex;gap:8px;width:88%}.xiaoxin-message.is-user[data-v-519bd8be]{align-self:flex-end;flex-direction:row-reverse}.message-avatar[data-v-519bd8be]{border-width:1px;font-size:11px;height:28px;width:28px}.message-body[data-v-519bd8be]{background:#fff;border:1px solid #d8e0ec;color:#28354d;font-size:14px;line-height:1.65;min-width:0;padding:11px 13px;word-break:break-word}.message-body p[data-v-519bd8be]{margin:0;white-space:pre-wrap}.message-body[data-v-519bd8be] .chat-message-content{margin:0}.is-user .message-body[data-v-519bd8be]{background:#152b60;border-color:#152b60;color:#fff}.message-links[data-v-519bd8be]{display:flex;flex-direction:column;gap:5px;margin-top:9px}.message-links a[data-v-519bd8be]{color:var(--hx-red);font-weight:600}.is-thinking[data-v-519bd8be]{color:#71809a}.xiaoxin-quick[data-v-519bd8be]{background:#fff;border-top:1px solid #e0e6ef;display:flex;gap:8px;overflow-x:auto;padding:10px 12px;scrollbar-width:thin}.xiaoxin-quick button[data-v-519bd8be]{background:#fff;border:1px solid #c8d4e6;color:#294374;flex:0 0 auto;font-size:12px;max-width:240px;overflow:hidden;padding:7px 10px;text-overflow:ellipsis;white-space:nowrap}.xiaoxin-quick button[data-v-519bd8be]:hover{border-color:var(--hx-red);color:var(--hx-red)}.xiaoxin-composer[data-v-519bd8be]{background:#fff;border-top:1px solid #dce3ee;display:flex;gap:8px;padding:12px}.xiaoxin-composer input[data-v-519bd8be]{border:1px solid #cbd5e4;flex:1;font:inherit;height:42px;min-width:0;padding:0 12px}.xiaoxin-composer input[data-v-519bd8be]:focus{border-color:#17336f;outline:none}.xiaoxin-composer button[data-v-519bd8be]{background:var(--hx-red);color:#fff;font-weight:600;width:62px}.xiaoxin-composer button[data-v-519bd8be]:disabled,.xiaoxin-quick button[data-v-519bd8be]:disabled{cursor:not-allowed;opacity:.55}.xiaoxin-panel-enter-active[data-v-519bd8be],.xiaoxin-panel-leave-active[data-v-519bd8be]{transform-origin:right bottom;transition:opacity .18s ease,transform .18s ease}.xiaoxin-panel-enter-from[data-v-519bd8be],.xiaoxin-panel-leave-to[data-v-519bd8be]{opacity:0;transform:translateY(10px) scale(.98)}@media(max-width:600px){.xiaoxin-chat[data-v-519bd8be]{bottom:12px;left:12px;right:12px}.xiaoxin-launcher[data-v-519bd8be]{margin-left:auto;min-height:146px;width:112px}.xiaoxin-launcher-avatar[data-v-519bd8be]{height:94px;width:94px}.xiaoxin-launcher-name[data-v-519bd8be]{font-size:13px;gap:5px}.xiaoxin-launcher-action[data-v-519bd8be]{font-size:11px;min-width:62px;padding:4px 9px 5px}.xiaoxin-panel[data-v-519bd8be]{border-radius:12px;height:min(680px,calc(100dvh - 24px));width:100%}.xiaoxin-header[data-v-519bd8be]{min-height:70px}.xiaoxin-message[data-v-519bd8be]{width:94%}}.app-shell[data-v-848b443a]{display:flex;flex-direction:column;min-height:100vh}.app-main[data-v-848b443a]{flex:1}