:root{
  --bg:#F6F5FD; --bg2:#EFECFB; --card:#FFFFFF;
  --ink:#454060; --ink-soft:#6E688C; --ink-faint:#9A94B8;
  --violet:#6C5CE7; --violet-2:#8E6FD8; --violet-soft:#A38BC3; --violet-tint:#EDEAFB;
  --gold:#F0B25C; --line:#E4E0F5;
  --r-lg:28px; --r-md:18px; --r-sm:12px;
  --shadow-1:0 2px 6px rgba(80,70,160,.05);
  --shadow-2:0 12px 32px rgba(80,70,160,.10);
  --shadow-3:0 24px 60px rgba(80,70,160,.14);
  --font:"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.7;-webkit-font-smoothing:antialiased;text-wrap:pretty}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
section{position:relative}

/* ---------- 背景氛围 ---------- */
.sky{position:fixed;inset:0;z-index:-2;background:
  radial-gradient(900px 600px at 85% -5%, rgba(163,139,195,.22), transparent 60%),
  radial-gradient(700px 500px at -10% 12%, rgba(142,111,216,.14), transparent 55%),
  radial-gradient(800px 700px at 50% 115%, rgba(240,178,92,.10), transparent 60%),
  var(--bg);}
.sparkle{position:fixed;z-index:-1;border-radius:50%;pointer-events:none;opacity:.5;
  background:radial-gradient(circle, rgba(142,111,216,.75), transparent 70%)}
@keyframes drift{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
@media (prefers-reduced-motion:reduce){.sparkle,.floaty,.hero-orb{animation:none!important}}

/* ---------- 顶栏 ---------- */
.top{position:sticky;top:0;z-index:50;background:rgba(246,245,253,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(228,224,245,.7)}
.top .wrap{display:flex;align-items:center;gap:18px;height:66px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:21px;letter-spacing:.5px}
.logo .dot{width:30px;height:30px;border-radius:10px;background:linear-gradient(135deg,var(--violet-2),var(--violet));display:grid;place-items:center;color:#fff;font-size:15px;box-shadow:0 4px 12px rgba(108,92,231,.35)}
.nav{display:flex;gap:4px;margin-left:8px}
.nav a{padding:8px 13px;border-radius:999px;font-size:14.5px;color:var(--ink-soft);transition:.2s}
.nav a:hover{background:var(--violet-tint);color:var(--violet)}
.nav-r{margin-left:auto;display:flex;align-items:center;gap:10px}
.langbtn{display:flex;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:3px;box-shadow:var(--shadow-1)}
.langbtn button{border:0;background:transparent;font-family:inherit;font-size:13px;padding:5px 12px;border-radius:999px;cursor:pointer;color:var(--ink-soft);transition:.2s}
.langbtn button.on{background:var(--violet);color:#fff;font-weight:600}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-family:inherit;font-weight:600;cursor:pointer;transition:.22s;border:0;font-size:15px}
.btn-p{background:linear-gradient(135deg,var(--violet-2),var(--violet));color:#fff;padding:13px 26px;box-shadow:0 10px 24px rgba(108,92,231,.35)}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(108,92,231,.45)}
.btn-g{background:#fff;color:var(--violet);padding:13px 24px;border:1.5px solid var(--line);box-shadow:var(--shadow-1)}
.btn-g:hover{border-color:var(--violet-soft);transform:translateY(-2px)}
.top .btn-p{padding:9px 18px;font-size:14px;box-shadow:0 6px 16px rgba(108,92,231,.30)}
.hamburger{display:none}

/* ---------- Hero ---------- */
.hero{padding:56px 0 40px;text-align:center}
.hero .wrap{display:flex;flex-direction:column;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 16px;font-size:13.5px;color:var(--ink-soft);box-shadow:var(--shadow-1)}
.kicker b{color:var(--violet)}
.hero-title{font-size:clamp(30px,6vw,52px);line-height:1.28;font-weight:800;letter-spacing:.5px;margin:22px 0 6px;max-width:760px}
.hero-title .hl{background:linear-gradient(120deg,var(--violet-2),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:clamp(17px,2.4vw,22px);color:var(--ink-soft);font-weight:500}
.hero-en{font-size:15px;color:var(--ink-faint);margin-top:6px;letter-spacing:.3px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:26px}
.hero-note{margin-top:16px;font-size:13px;color:var(--ink-faint)}

/* 角色占位区 */
.stage{position:relative;width:min(320px,74vw);aspect-ratio:1;margin:26px auto 6px}
.stage .glow{position:absolute;inset:-14%;border-radius:50%;background:radial-gradient(circle at 38% 34%, rgba(163,139,195,.45), rgba(108,92,231,.12) 62%, transparent 72%);filter:blur(6px);animation:drift 7s ease-in-out infinite}
.stage .orb{position:absolute;inset:6%;border-radius:50%;background:radial-gradient(circle at 34% 28%, #FBF9FF 0%, #E9E1FA 38%, #CBB9EE 66%, #A38BC3 100%);box-shadow:inset 0 -14px 34px rgba(120,90,180,.28), var(--shadow-3)}
.placeholder-tag{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:rgba(255,255,255,.86);backdrop-filter:blur(6px);border:1px dashed var(--violet-soft);color:var(--violet);font-size:13.5px;padding:9px 16px;border-radius:999px;white-space:nowrap;text-align:center}

/* ---------- 五大功能快速卡 ---------- */
.quick{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 14px;box-shadow:var(--shadow-2);margin-top:20px}
.quick-row{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.q{display:flex;flex-direction:column;align-items:center;text-align:center;gap:4px;padding:18px 6px 12px;border-radius:var(--r-md);transition:.2s;cursor:default}
.q:hover{background:var(--violet-tint)}
.q .ic{width:52px;height:52px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(135deg,#F1EDFB,#E5DFF8);color:var(--violet);margin-bottom:8px}
.q b{font-size:14.5px}
.q span{font-size:12px;color:var(--ink-faint)}
@media (max-width:860px){.quick-row{grid-template-columns:repeat(2,1fr)}.q:nth-child(5){grid-column:1/-1}.hero-title br{display:none}}
@media (max-width:420px){.quick-row{grid-template-columns:1fr 1fr}}

/* ---------- 通用版块 ---------- */
.block{padding:64px 0}
.block-tight{padding:40px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--violet);font-weight:700;font-size:13px;letter-spacing:2.2px;text-transform:uppercase}
.h2{font-size:clamp(24px,4vw,36px);font-weight:800;line-height:1.35;letter-spacing:.3px;margin:10px 0 8px}
.h2-sub{color:var(--ink-soft);max-width:640px}
.center{text-align:center}.center .h2-sub{margin:0 auto}

/* 使命 */
.mission .h2{background:linear-gradient(120deg,#5B4BB8,var(--violet-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.pill-line{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin:22px 0 4px}
.pill{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-1);padding:9px 20px;border-radius:999px;font-size:15px;color:var(--ink)}
.pill b{color:var(--violet)}
.mission .lead{color:var(--ink-soft);max-width:640px;margin:14px auto 0;font-size:16px}

/* 能力卡 */
.headrow{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.more{color:var(--violet);font-weight:600;font-size:14.5px;white-space:nowrap}
.more:hover{text-decoration:underline}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;box-shadow:var(--shadow-1);transition:.22s;display:flex;flex-direction:column;gap:6px}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#D9D2F2}
.card .ic{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;background:var(--violet-tint);color:var(--violet);margin-bottom:8px}
.card h3{font-size:17.5px;font-weight:700}
.card p{font-size:14px;color:var(--ink-soft)}
@media (max-width:900px){.grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.grid{grid-template-columns:1fr}.headrow{flex-direction:column;align-items:flex-start}}

/* 评价 */
.quote-mark{font-size:44px;line-height:1;color:var(--violet-soft);font-family:Georgia,serif}
.t-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:26px 24px 22px;box-shadow:var(--shadow-1);display:flex;flex-direction:column;gap:10px}
.t-card p{font-size:15.5px;color:var(--ink)}
.t-who{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:8px}
.t-who .av{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-size:14px;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--violet-2),var(--violet))}
.t-who b{font-size:14px}
.sample-chip{align-self:flex-start;font-size:11.5px;color:#A86A00;background:#FFF4E0;border:1px solid #F5DFAE;padding:2px 10px;border-radius:999px}

/* 底部CTA */
.cta-band{margin:26px 0 66px;border-radius:var(--r-lg);background:linear-gradient(120deg,#7C68E8 0%,var(--violet) 55%,#5747C4 100%);color:#fff;padding:clamp(40px,6vw,72px) 30px;text-align:center;box-shadow:var(--shadow-3);position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.08);top:-220px;right:-120px}
.cta-band::after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.06);bottom:-160px;left:-90px}
.cta-band h2{position:relative;font-size:clamp(26px,4.6vw,42px);font-weight:800;letter-spacing:.5px}
.cta-band p{position:relative;color:rgba(255,255,255,.86);margin-top:10px;font-size:16px}
.cta-band .btns{position:relative;display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:28px}
.cta-band .btn-w{background:#fff;color:var(--violet);padding:14px 30px}
.cta-band .btn-w:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.18)}
.cta-band .btn-o{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.5);padding:14px 26px;backdrop-filter:blur(4px)}
.cta-band .btn-o:hover{background:rgba(255,255,255,.2)}

/* 页脚 */
footer{background:#ECEAFA;border-top:1px solid var(--line);padding:44px 0 30px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:26px}
footer .tagline{font-size:15px;color:var(--ink-soft);margin-top:8px}
footer h4{font-size:13.5px;letter-spacing:1.5px;color:var(--ink-soft);margin-bottom:12px}
footer .cols a{display:block;padding:5px 0;font-size:14.5px;color:var(--ink);opacity:.82;transition:.2s}
footer .cols a:hover{opacity:1;color:var(--violet)}
.copy{border-top:1px solid var(--line);margin-top:30px;padding-top:20px;text-align:center;font-size:13px;color:var(--ink-faint)}
@media (max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}.nav{display:none}}

/* 移动导航抽屉 */
@media (max-width:860px){
  .hamburger{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink)}
  .nav{position:fixed;top:66px;left:0;right:0;background:#fff;flex-direction:column;padding:14px 18px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-2);display:none}
  .nav.open{display:flex}
  .nav a{padding:12px 10px;font-size:16px;border-radius:12px}
}

/* ============ 子页组件(整站统一) ============ */
.page{background:transparent}
.page-hero{padding:74px 0 30px;text-align:center}
.page-hero h1{font-size:clamp(28px,5vw,46px);font-weight:800;line-height:1.3;letter-spacing:.4px;margin:16px 0 12px}
.page-hero .lead{color:var(--ink-soft);font-size:clamp(16px,2.2vw,19px);max-width:720px;margin:0 auto}
.page-hero .hero-sub{color:var(--ink-soft)}
.bullets{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:18px}
.bullets span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:13.5px;color:var(--ink-soft);display:inline-flex;gap:7px;align-items:center}
.bullets span::before{content:"";width:6px;height:6px;border-radius:50%;background:linear-gradient(135deg,var(--violet-2),var(--violet))}
.alt{background:rgba(237,234,251,.5);border-top:1px solid rgba(228,224,245,.6);border-bottom:1px solid rgba(228,224,245,.6)}
.slot{display:inline-flex;align-items:center;gap:8px;margin-top:20px;background:#fff;border:1px dashed var(--violet-soft);color:var(--violet);font-size:13px;padding:8px 16px;border-radius:999px}
/* 列表式功能 */
.flist{display:flex;flex-direction:column;gap:14px;max-width:860px;margin:0 auto}
.frow{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px 22px;display:flex;gap:18px;align-items:flex-start;box-shadow:var(--shadow-1);transition:.2s}
.frow:hover{border-color:#D9D2F2;box-shadow:var(--shadow-2);transform:translateY(-2px)}
.frow .ic{flex:none;width:46px;height:46px;border-radius:15px;display:grid;place-items:center;background:var(--violet-tint);color:var(--violet);margin:0}
.frow h3{font-size:16.5px;font-weight:700;margin-bottom:2px}
.frow p{font-size:14px;color:var(--ink-soft)}
/* 图文about */
.about-media{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}
.about-media .panel{border-radius:var(--r-lg);border:1px dashed var(--violet-soft);background:#fff;min-height:260px;display:grid;place-items:center;color:var(--violet-soft);font-size:14px;text-align:center;padding:20px;box-shadow:var(--shadow-1)}
@media(max-width:820px){.about-media{grid-template-columns:1fr}}
/* FAQ */
.faq{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-1)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;padding:17px 20px;font-weight:600;font-size:15.5px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--violet);transition:.2s;font-weight:400}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 20px 18px;color:var(--ink-soft);font-size:14.5px;border-top:1px dashed var(--line);margin:0 20px;padding-left:0;padding-right:0}
/* 价格 */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
.plan{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 26px;display:flex;flex-direction:column;gap:14px;box-shadow:var(--shadow-1);position:relative;transition:.22s}
.plan:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.plan.feat{border:2px solid var(--violet);box-shadow:0 18px 44px rgba(108,92,231,.18)}
.plan .badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--violet-2),var(--violet));color:#fff;font-size:12px;font-weight:700;padding:5px 16px;border-radius:999px;white-space:nowrap}
.plan h3{font-size:18px;font-weight:700}
.plan .desc{font-size:13.5px;color:var(--ink-faint)}
.plan .price{font-size:34px;font-weight:800;letter-spacing:.5px}
.plan .price small{font-size:14px;color:var(--ink-soft);font-weight:500}
.plan ul{list-style:none;display:flex;flex-direction:column;gap:9px;font-size:14px;color:var(--ink);margin-top:auto}
.plan ul li{display:flex;gap:9px;align-items:flex-start}
.plan ul li::before{content:"";flex:none;width:16px;height:16px;margin-top:3px;border-radius:50%;background:url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%236C5CE7" stroke-width="3" stroke-linecap="round"%3E%3Cpath d="M5 13l4 4L19 7"/%3E%3C/svg%3E') center/cover}
.plan .btn{width:100%;margin-top:6px}
@media(max-width:860px){.plans{grid-template-columns:1fr;max-width:420px;margin:0 auto}.plan.feat{order:-1}}
/* 表单 */
.form-wrap{max-width:640px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:32px;box-shadow:var(--shadow-2)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:13.5px;font-weight:600;color:var(--ink)}
.field input,.field textarea,.field select{font-family:inherit;border:1.5px solid var(--line);border-radius:14px;padding:12px 15px;font-size:15px;background:#FCFBFE;color:var(--ink);outline:none;transition:.2s}
.field input:focus,.field textarea:focus{border-color:var(--violet-soft);background:#fff;box-shadow:0 0 0 4px rgba(108,92,231,.08)}
.form-note{font-size:12.5px;color:var(--ink-faint);margin-top:10px;text-align:center}
@media(max-width:600px){.form-row{grid-template-columns:1fr}}
/* 能力卡大图标行(hero下无媒体占位) */
.nav a.active{background:var(--violet-tint);color:var(--violet);font-weight:600}
.foot-grid .cols{min-width:0}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}.top .btn-p{display:none}}

/* 首页第一屏角色视觉(横版) */
.heroart{width:min(900px,100%);margin:26px auto 10px;border-radius:26px;overflow:hidden;border:6px solid #fff;box-shadow:0 22px 54px rgba(80,70,160,.20)}
.heroart img{width:100%;height:auto;display:block}
@media(max-width:600px){.heroart{border-width:4px;border-radius:20px}}

/* ============ 首页全屏背景 hero ============ */
.fullhero{position:relative;min-height:calc(100svh - 66px);display:flex;align-items:center;justify-content:center;overflow:hidden;padding:72px 0;text-align:center}
.fullhero .bgimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.fullhero .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,16,56,.30) 0%,rgba(22,16,56,.06) 38%,rgba(16,11,48,.20) 68%,rgba(14,9,44,.55) 100%)}
.fullhero .wrap{position:relative;z-index:2;color:#fff;display:flex;flex-direction:column;align-items:center;gap:6px}
.fullhero .hero-title{color:#fff;text-shadow:0 3px 30px rgba(8,5,36,.55);margin:4px 0 2px}
.fullhero .hero-sub{color:#fff;text-shadow:0 2px 18px rgba(8,5,36,.6);font-weight:500;max-width:760px}
.fullhero .hero-en{color:rgba(255,255,255,.88);text-shadow:0 1px 12px rgba(8,5,36,.6)}
.fullhero .hero-cta{margin-top:20px}
.fullhero .hero-note{color:rgba(255,255,255,.85);text-shadow:0 1px 10px rgba(8,5,36,.7);margin-top:14px}
.btn-o{background:rgba(255,255,255,.14);color:#fff;border:1.5px solid rgba(255,255,255,.6);padding:13px 24px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.btn-o:hover{background:rgba(255,255,255,.26);transform:translateY(-2px)}