*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.72;
  color:#151a30;
  background:
    radial-gradient(920px 560px at 8% -6%,rgba(139,92,246,.18),rgba(139,92,246,0) 62%),
    radial-gradient(820px 520px at 94% 2%,rgba(255,95,158,.15),rgba(255,95,158,0) 60%),
    radial-gradient(900px 620px at 50% 104%,rgba(31,191,156,.14),rgba(31,191,156,0) 64%),
    #f8f7fd;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3{margin:0;line-height:1.32;font-weight:800;letter-spacing:.2px;color:#12172c}
p{margin:0}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:90;background:rgba(255,255,255,.9);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(91,61,245,.13)}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.ai-page-logo{max-height:40px;width:auto;max-width:150px}
.brand-name{font-size:17px;font-weight:800;color:#1b1533;letter-spacing:.5px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap;justify-content:flex-end}
.nav-links a{display:block;padding:9px 10px;font-size:14px;font-weight:600;color:#3d4459;border-radius:999px;transition:color .22s ease,background .22s ease}
.nav-links a:hover{color:#5b3df5;background:rgba(91,61,245,.09)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid rgba(91,61,245,.25);background:#fff;color:#5b3df5;cursor:pointer}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease}
.btn-primary{background:linear-gradient(135deg,#5b3df5,#8b5cf6 62%,#b14cf0);color:#fff;box-shadow:0 14px 28px -14px rgba(91,61,245,.8)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 34px -14px rgba(91,61,245,.85)}
.btn-ghost{background:#fff;color:#4c33d6;border-color:rgba(91,61,245,.34)}
.btn-ghost:hover{background:rgba(91,61,245,.07);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn:active{transform:translateY(0) scale(.985)}

/* 区块 */
.section{padding:74px 0}
.section-tint{background:rgba(255,255,255,.62);border-top:1px solid rgba(91,61,245,.1);border-bottom:1px solid rgba(91,61,245,.1)}
.section-head{max-width:790px;margin:0 auto 44px;text-align:center}
.section-head h2{font-size:clamp(23px,3.2vw,34px)}
.section-head p{margin-top:14px;color:#535a72;font-size:15.5px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;letter-spacing:1.6px;color:#4c33d6;background:rgba(91,61,245,.1);padding:6px 15px;border-radius:999px;margin-bottom:16px}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,#ff5f9e,#ffa63d)}
.head-left{text-align:left;margin-left:0;margin-right:0}

/* Hero */
.hero{padding:62px 0 0}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(27px,4vw,44px);letter-spacing:0;color:#10152b}
.hero h1 em{font-style:normal;color:#4c33d6}
.hero-lead{margin-top:20px;color:#4f5670;font-size:16px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.hero-tags li{font-size:13px;font-weight:600;padding:6px 14px;border-radius:999px;color:#3a2f7a;background:rgba(255,255,255,.9);border:1px solid rgba(91,61,245,.18)}
.hero-tags li:nth-child(3n+2){color:#a03468;border-color:rgba(255,95,158,.3)}
.hero-tags li:nth-child(3n+3){color:#0f7d68;border-color:rgba(31,191,156,.32)}
.hero-panel{background:#fff;border:1px solid rgba(91,61,245,.16);border-radius:24px;padding:26px 24px;box-shadow:0 42px 72px -48px rgba(30,20,90,.65)}
.panel-head{display:flex;align-items:center;gap:9px;font-size:14.5px;font-weight:800;color:#1b1533}
.panel-head i{width:9px;height:9px;border-radius:50%;background:#1fbf9c;box-shadow:0 0 0 4px rgba(31,191,156,.16);animation:pulse 2.6s ease-in-out infinite}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.25);opacity:.6}}
.chip-cloud{display:flex;flex-wrap:wrap;gap:9px;margin:20px 0 22px}
.chip-cloud span{padding:7px 13px;border-radius:999px;font-size:13px;font-weight:700;color:#3a2f7a;background:rgba(91,61,245,.08);border:1px solid rgba(91,61,245,.16)}
.chip-cloud span:nth-child(3n+2){color:#a03468;background:rgba(255,95,158,.1);border-color:rgba(255,95,158,.24)}
.chip-cloud span:nth-child(3n+3){color:#0f7d68;background:rgba(31,191,156,.1);border-color:rgba(31,191,156,.24)}
.panel-foot{display:flex;flex-wrap:wrap;gap:8px;padding-top:18px;border-top:1px dashed rgba(91,61,245,.2)}
.panel-foot span{font-size:12.5px;font-weight:700;color:#4b5268;background:#f4f3fd;border-radius:999px;padding:5px 12px}

/* 数据指标 */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:54px}
.stat-card{background:#fff;border:1px solid rgba(91,61,245,.14);border-radius:18px;padding:24px 18px;text-align:center;box-shadow:0 22px 40px -34px rgba(24,16,72,.55);transition:transform .3s ease,box-shadow .3s ease}
.stat-card:hover{transform:translateY(-4px);box-shadow:0 26px 46px -28px rgba(91,61,245,.5)}
.stat-card b{display:block;font-size:29px;line-height:1.2;font-weight:800;color:#4c33d6}
.stat-card span{display:block;margin-top:8px;font-size:13.5px;color:#5b627a;font-weight:600}

/* 通用卡片 */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;align-items:stretch}
.card{background:#fff;border:1px solid rgba(91,61,245,.14);border-radius:18px;padding:26px 24px;box-shadow:0 24px 44px -38px rgba(24,16,72,.6);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.card:hover{transform:translateY(-4px);box-shadow:0 30px 52px -30px rgba(91,61,245,.45);border-color:rgba(91,61,245,.3)}
.card h3{font-size:17px;margin-bottom:10px}
.card p{color:#535a72;font-size:14.8px}
.svc-icon{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.svc-icon svg{width:22px;height:22px}
.violet{color:#5b3df5;background:rgba(91,61,245,.12)}
.pink{color:#d63f80;background:rgba(255,95,158,.15)}
.orange{color:#c1730f;background:rgba(255,166,61,.2)}
.teal{color:#0f8f77;background:rgba(31,191,156,.15)}
.blue{color:#2563c9;background:rgba(43,111,214,.14)}

/* 关于我们 */
.about-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:start}
.about-text p{color:#535a72;font-size:15.4px;margin-bottom:16px}
.about-text p:last-child{margin-bottom:0}
.about-list{background:#fff;border:1px solid rgba(91,61,245,.16);border-radius:20px;padding:26px 24px;box-shadow:0 30px 56px -42px rgba(24,16,72,.6)}
.about-list h3{font-size:16px;margin-bottom:18px;color:#1b2137}
.about-list li{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(91,61,245,.16);font-size:14.6px;color:#4b5268}
.about-list li:last-child{border-bottom:none;padding-bottom:0}
.about-list li strong{color:#1b2137;font-weight:800;min-width:96px;flex-shrink:0}
.tick{width:20px;height:20px;border-radius:50%;background:rgba(31,191,156,.16);color:#0f8d76;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;flex-shrink:0;margin-top:3px}

/* 一站式制作 */
.media-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.frame{overflow:hidden;border-radius:16px;background:#f1f2fc;border:1px solid rgba(91,61,245,.13)}
.frame img{width:100%;height:auto;display:block;transition:transform .5s ease}
.media-card{background:#fff;border:1px solid rgba(91,61,245,.13);border-radius:20px;padding:14px;box-shadow:0 24px 44px -38px rgba(24,16,72,.55);transition:transform .3s ease,box-shadow .3s ease}
.media-card:hover{transform:translateY(-4px);box-shadow:0 30px 52px -30px rgba(91,61,245,.42)}
.media-card:hover .frame img{transform:scale(1.04)}
.media-card figcaption{padding:14px 6px 4px;font-size:14.6px;font-weight:700;color:#232a44}
.strip{margin-top:24px;background:#fff;border:1px solid rgba(91,61,245,.14);border-radius:20px;padding:20px;display:grid;grid-template-columns:250px 1fr;gap:26px;align-items:center;box-shadow:0 26px 48px -40px rgba(24,16,72,.55)}
.strip .frame{border-radius:14px}
.strip h3{font-size:17px;margin-bottom:10px}
.strip p{color:#535a72;font-size:14.6px;margin-bottom:12px}
.strip ul{display:grid;grid-template-columns:1fr 1fr;gap:8px 18px}
.strip li{font-size:14po;font-size:14.2px;color:#4b5268;display:flex;gap:8px;align-items:flex-start}

/* 流程 */
.process-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;align-items:stretch}
.step{position:relative;background:#fff;border:1px solid rgba(91,61,245,.14);border-radius:18px;padding:24px 20px;box-shadow:0 22px 42px -36px rgba(24,16,72,.55);transition:transform .3s ease,box-shadow .3s ease}
.step:hover{transform:translateY(-4px);box-shadow:0 28px 50px -30px rgba(91,61,245,.45)}
.step-num{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:12px;font-size:15px;font-weight:800;color:#fff;background:linear-gradient(135deg,#5b3df5,#8b5cf6);margin-bottom:14px}
.step:nth-child(2) .step-num{background:linear-gradient(135deg,#ff5f9e,#ff8fb8)}
.step:nth-child(3) .step-num{background:linear-gradient(135deg,#ffa63d,#ffc57a)}
.step:nth-child(4) .step-num{background:linear-gradient(135deg,#1fbf9c,#5fd9bd)}
.step:nth-child(5) .step-num{background:linear-gradient(135deg,#2563c9,#6d9df0)}
.step h3{font-size:15.5px;margin-bottom:8px}
.step p{font-size:14px;color:#535a72}

/* 表格 */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:18px;border:1px solid rgba(91,61,245,.15);background:#fff;box-shadow:0 26px 48px -42px rgba(24,16,72,.55)}
table{width:100%;border-collapse:collapse;min-width:660px}
th,td{padding:15px 18px;text-align:left;font-size:14.6px;border-bottom:1px solid rgba(91,61,245,.1);vertical-align:top}
th{background:rgba(91,61,245,.07);color:#1b2137;font-weight:800;white-space:nowrap}
td{color:#4b5268}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(91,61,245,.035)}
.tag{display:inline-block;padding:3px 11px;border-radius:999px;font-size:12.5px;font-weight:800;white-space:nowrap}
.tag-a{color:#4c33d6;background:rgba(91,61,245,.12)}
.tag-b{color:#0f8d76;background:rgba(31,191,156,.15)}
.table-note{margin-top:14px;font-size:13.4px;color:#6b7288}

/* 评分卡 */
.rating-card{display:grid;grid-template-columns:280px 1fr;gap:28px;align-items:center;background:#fff;border:1px solid rgba(91,61,245,.18);border-radius:22px;padding:30px 28px;margin-bottom:28px;box-shadow:0 32px 58px -44px rgba(24,16,72,.6)}
.rating-score{text-align:center;border-right:1px dashed rgba(91,61,245,.22);padding-right:20px}
.stars{font-size:22px;letter-spacing:4px;color:#ffa63d}
.score-num{font-size:44px;font-weight:800;line-height:1.1;color:#4c33d6;margin-top:6px}
.score-num span{font-size:17px;color:#7b8299;font-weight:700;margin-left:2px}
.rating-score p{margin-top:6px;font-size:14px;color:#5b627a;font-weight:700}
.rating-side h3{font-size:18px;margin-bottom:10px}
.rating-side p{color:#535a72;font-size:14.8px}

/* 评论 */
.review-card{background:#fff;border:1px solid rgba(91,61,245,.14);border-radius:18px;padding:24px;box-shadow:0 24px 44px -38px rgba(24,16,72,.55);transition:transform .3s ease,box-shadow .3s ease;display:flex;flex-direction:column;gap:14px}
.review-card:hover{transform:translateY(-4px);box-shadow:0 30px 52px -30px rgba(91,61,245,.42)}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;color:#fff;background:linear-gradient(135deg,#5b3df5,#8b5cf6);flex-shrink:0}
.review-card:nth-child(2) .avatar{background:linear-gradient(135deg,#ff5f9e,#ff8fb8)}
.review-card:nth-child(3) .avatar{background:linear-gradient(135deg,#ffa63d,#ffc57a)}
.review-card:nth-child(4) .avatar{background:linear-gradient(135deg,#1fbf9c,#5fd9bd)}
.review-card:nth-child(5) .avatar{background:linear-gradient(135deg,#2563c9,#6d9df0)}
.review-card:nth-child(6) .avatar{background:linear-gradient(135deg,#8b5cf6,#ff5f9e)}
.review-name{font-weight:800;font-size:15px;color:#1b2137}
.review-role{font-size:13px;color:#767d93}
.review-card p{color:#4b5268;font-size:14.6px}
.review-stars{color:#ffa63d;font-size:14px;letter-spacing:2px}

/* 帮助与百科 */
.help-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}
.panel{background:#fff;border:1px solid rgba(91,61,245,.14);border-radius:20px;padding:26px 24px;box-shadow:0 26px 48px -42px rgba(24,16,72,.55)}
.panel h3{font-size:17px;margin-bottom:16px}
.help-list li{display:flex;align-items:flex-start;gap:10px;padding:11px 0;border-bottom:1px dashed rgba(91,61,245,.16);font-size:14.6px;color:#4b5268}
.help-list li:last-child{border-bottom:none;padding-bottom:0}
.help-list li::before{content:"";width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,#5b3df5,#ff5f9e);flex-shrink:0;margin-top:9px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px}
.tag-cloud span{font-size:13.4px;font-weight:600;padding:7px 14px;border-radius:999px;color:#3a2f7a;background:rgba(91,61,245,.08);border:1px solid rgba(91,61,245,.16);transition:transform .25s ease,background .25s ease}
.tag-cloud span:hover{transform:translateY(-2px);background:rgba(91,61,245,.15)}
.tag-cloud span:nth-child(4n+2){color:#a03468;background:rgba(255,95,158,.1);border-color:rgba(255,95,158,.24)}
.tag-cloud span:nth-child(4n+3){color:#0f7d68;background:rgba(31,191,156,.1);border-color:rgba(31,191,156,.24)}
.tag-cloud span:nth-child(4n+4){color:#b8720c;background:rgba(255,166,61,.14);border-color:rgba(255,166,61,.3)}

/* 资讯 */
.news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.news-item{display:flex;align-items:center;justify-content:space-between;gap:16px;background:#fff;border:1px solid rgba(91,61,245,.14);border-radius:16px;padding:18px 22px;box-shadow:0 22px 40px -36px rgba(24,16,72,.55);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.news-item:hover{transform:translateY(-3px);border-color:rgba(91,61,245,.32);box-shadow:0 28px 48px -30px rgba(91,61,245,.4)}
.news-item h3{font-size:15px;font-weight:700;color:#1b2137}
.news-item span{font-size:13px;color:#4c33d6;font-weight:700;white-space:nowrap}
.news-item:last-child:nth-child(odd){grid-column:1 / -1}

/* 加盟 */
.join-band{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;background:linear-gradient(120deg,rgba(91,61,245,.1),rgba(255,95,158,.1) 48%,rgba(31,191,156,.1));border:1px solid rgba(91,61,245,.2);border-radius:22px;padding:32px 30px}
.join-band h3{font-size:20px;margin-bottom:10px}
.join-band p{color:#4b5268;font-size:14.8px;max-width:720px}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.faq-item{background:#fff;border:1px solid rgba(91,61,245,.14);border-radius:16px;padding:0 22px;box-shadow:0 20px 38px -36px rgba(24,16,72,.55);transition:border-color .25s ease,box-shadow .25s ease}
.faq-item[open]{border-color:rgba(91,61,245,.4);box-shadow:0 26px 46px -32px rgba(91,61,245,.42)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 32px 18px 0;position:relative;font-weight:700;font-size:15.2px;color:#1b2137}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"";position:absolute;right:6px;top:50%;width:9px;height:9px;border-right:2px solid #5b3df5;border-bottom:2px solid #5b3df5;transform:translateY(-70%) rotate(45deg);transition:transform .3s ease}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq-item p{padding:0 0 18px;color:#535a72;font-size:14.6px}

/* 表单与联系 */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:start}
.lead-form{background:#fff;border:1px solid rgba(91,61,245,.14);border-radius:20px;padding:28px 26px;box-shadow:0 30px 56px -44px rgba(24,16,72,.6)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field-full{grid-column:1 / -1}
.field label{font-size:13.6px;font-weight:700;color:#3d4459}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid rgba(91,61,245,.22);background:#fbfaff;font-family:inherit;font-size:14.6px;color:#1b2137;transition:border-color .22s ease,box-shadow .22s ease,background .22s ease}
.field input::placeholder,.field textarea::placeholder{color:#9aa0b3}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:#5b3df5;background:#fff;box-shadow:0 0 0 4px rgba(91,61,245,.12)}
.field textarea{resize:vertical;min-height:110px}
.form-actions{grid-column:1 / -1;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.form-tip{font-size:13px;color:#767d93}
.contact-side{display:flex;flex-direction:column;gap:16px}
.contact-card{background:#fff;border:1px solid rgba(91,61,245,.14);border-radius:20px;padding:24px;box-shadow:0 26px 48px -42px rgba(24,16,72,.55)}
.contact-card h3{font-size:17px;margin-bottom:16px}
.contact-row{display:flex;gap:12px;padding:10px 0;border-bottom:1px dashed rgba(91,61,245,.16);font-size:14.5px;color:#4b5268}
.contact-row:last-child{border-bottom:none;padding-bottom:0}
.contact-row b{min-width:78px;color:#1b2137;font-weight:800;flex-shrink:0}
.contact-row a{color:#4c33d6;font-weight:700}

/* 页脚 */
.site-footer{padding:44px 0 34px;background:#ffffff;border-top:1px solid rgba(91,61,245,.16);color:#3d4459}
.footer-top{display:grid;grid-template-columns:1.1fr 1fr;gap:34px;align-items:start}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .ai-page-logo{max-height:36px}
.footer-brand strong{font-size:16px;color:#1b1533}
.footer-desc{font-size:14.2px;color:#5b627a;max-width:520px}
.footer-links h4{font-size:14.5px;color:#1b2137;margin-bottom:12px}
.link-list{display:flex;flex-wrap:wrap;gap:9px}
.link-list a{font-size:13.6px;color:#4b5268;background:#f5f4fd;border:1px solid rgba(91,61,245,.14);border-radius:999px;padding:6px 14px;transition:color .22s ease,background .22s ease,transform .22s ease}
.link-list a:hover{color:#4c33d6;background:rgba(91,61,245,.1);transform:translateY(-2px)}
.footer-bottom{margin-top:28px;padding-top:18px;border-top:1px solid rgba(91,61,245,.14);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;font-size:13.2px;color:#6b7288}

/* 浮动客服与返回顶部 */
.float-stack{position:fixed;right:20px;bottom:22px;z-index:95;display:flex;flex-direction:column;align-items:flex-end;gap:12px}
.svc-panel{width:250px;background:#fff;border:1px solid rgba(91,61,245,.2);border-radius:18px;padding:18px;box-shadow:0 30px 60px -30px rgba(24,16,72,.55);opacity:0;transform:translateY(14px) scale(.96);visibility:hidden;transition:opacity .28s ease,transform .28s ease,visibility .28s}
.svc-panel.open{opacity:1;transform:none;visibility:visible}
.svc-panel h4{margin:0 0 12px;font-size:14.5px;color:#1b2137}
.svc-panel .frame{border-radius:12px;margin-bottom:12px}
.svc-panel p{font-size:13px;color:#4b5268;margin-bottom:6px}
.svc-panel p b{color:#1b2137}
.float-btn{width:52px;height:52px;border-radius:50%;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#fff;font-size:15px;font-weight:800;box-shadow:0 16px 30px -14px rgba(91,61,245,.8);background:linear-gradient(135deg,#5b3df5,#8b5cf6);transition:transform .25s ease,box-shadow .25s ease}
.float-btn:hover{transform:translateY(-3px)}
.float-btn.back{background:linear-gradient(135deg,#1fbf9c,#5fd9bd);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease,transform .25s ease}
.float-btn.back.show{opacity:1;visibility:visible}

/* 动画 */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.22,.7,.3,1),transform .7s cubic-bezier(.22,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

/* 响应式 */
@media (max-width:1140px){
  .nav-links{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;justify-content:flex-start;background:#fff;border-bottom:1px solid rgba(91,61,245,.16);padding:10px 20px 18px;display:none;box-shadow:0 22px 36px -26px rgba(20,20,60,.35)}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 8px;border-bottom:1px solid rgba(91,61,245,.1);border-radius:10px}
  .nav-toggle{display:inline-flex}
}
@media (max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .about-inner{grid-template-columns:1fr;gap:28px}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .rating-card{grid-template-columns:1fr;gap:22px}
  .rating-score{border-right:none;border-bottom:1px dashed rgba(91,61,245,.22);padding-right:0;padding-bottom:18px}
  .contact-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .join-band{grid-template-columns:1fr}
}
@media (max-width:880px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-2{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr}
  .news-list{grid-template-columns:1fr}
  .news-item:last-child:nth-child(odd){grid-column:auto}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .help-grid{grid-template-columns:1fr}
  .strip{grid-template-columns:1fr}
  .strip ul{grid-template-columns:1fr}
}
@media (max-width:720px){
  .section{padding:56px 0}
  .hero{padding:44px 0 0}
  .media-grid{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .brand-name{display:none}
  .stat-grid{gap:12px}
  .stat-card{padding:20px 14px}
  .stat-card b{font-size:24px}
  .join-band{padding:24px 20px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .float-stack{right:14px;bottom:16px}
  .svc-panel{width:220px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

.reveal{opacity:1;transform:none}