/* ============================================================
   词元成章 · 设计系统 v2.0（浅色科技版）
   纯样式文件：类名/ID 与 JS 钩子完全保持兼容
   ============================================================ */

:root{
  /* 基底色 */
  --bg:#f3f5fa;
  --bg2:#eef1f8;
  --surface:#ffffff;
  --card:#ffffff;
  --card-hi:#ffffff;
  --line:rgba(0,0,0,.06);
  --line-hi:rgba(109,94,252,.25);
  --txt:#111318;
  --sub:#5a6175;
  /* 品牌色 */
  --p1:#6366f1;
  --p2:#8b5cf6;
  --p3:#0ea5e9;
  --ok:#22c55e;
  --bad:#ef4444;
  --warn:#f59e0b;
  /* 形态 */
  --radius:18px;
  --radius-sm:12px;
  --maxw:1180px;
  /* 阴影 / 动效 */
  --sh-card:0 24px 60px -24px rgba(30,40,80,.10);
  --sh-glow:0 10px 36px -8px rgba(99,102,241,.30);
  --sh-cyan:0 10px 36px -10px rgba(14,165,233,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --grad:linear-gradient(135deg,var(--p1),var(--p2));
  --grad-cool:linear-gradient(135deg,var(--p3),var(--p1));
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",system-ui,sans-serif;
  font-feature-settings:"tnum" 1;
  background:
    radial-gradient(1100px 620px at 82% -12%,rgba(99,102,241,.08),transparent 60%),
    radial-gradient(900px 560px at -12% 14%,rgba(14,165,233,.06),transparent 55%),
    radial-gradient(700px 500px at 50% 110%,rgba(139,92,246,.06),transparent 60%),
    var(--bg);
  background-attachment:fixed;
  color:var(--txt);line-height:1.7;-webkit-font-smoothing:antialiased;min-height:100vh;
  overflow-x:hidden;
}
/* 细网格底纹 */
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(0,0,0,.018) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(0,0,0,.018) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 30%,transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 30%,transparent 80%);
}
body>*{position:relative;z-index:1}
a{color:inherit;text-decoration:none}
::selection{background:rgba(99,102,241,.18)}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(0,0,0,.12);border-radius:99px;border:2px solid transparent;background-clip:padding-box}
::-webkit-scrollbar-thumb:hover{background:rgba(99,102,241,.45);background-clip:padding-box;border:2px solid transparent}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:14px;font-weight:600;font-size:15px;cursor:pointer;
  border:1px solid var(--line);background:var(--card);color:var(--txt);
  backdrop-filter:blur(8px);
  transition:transform .22s var(--ease),border-color .22s,box-shadow .22s,background .22s;
  user-select:none;white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);border-color:var(--line-hi);background:var(--card-hi)}
.btn:active{transform:translateY(0)}
.btn:focus-visible{outline:2px solid rgba(99,102,241,.5);outline-offset:2px}
.btn.primary{
  background:var(--grad);border:0;color:#fff;
  box-shadow:var(--sh-glow),inset 0 1px 0 rgba(255,255,255,.35);
  position:relative;overflow:hidden;
}
.btn.primary::after{
  content:"";position:absolute;top:0;left:-80%;width:50%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.45),transparent);
  transform:skewX(-20deg);transition:left .6s var(--ease);
}
.btn.primary:hover{box-shadow:0 16px 44px -8px rgba(99,102,241,.50),inset 0 1px 0 rgba(255,255,255,.4)}
.btn.primary:hover::after{left:130%}
.btn.ghost{background:transparent;border-color:transparent;backdrop-filter:none}
.btn.ghost:hover{background:var(--card);border-color:var(--line)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.grad-text{
  background:linear-gradient(90deg,var(--p3),var(--p1),var(--p2),var(--p3));
  background-size:220% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:gradFlow 8s linear infinite;
}
@keyframes gradFlow{to{background-position:220% 0}}

/* ---------- 导航 ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);
  background:rgba(255,255,255,.78);border-bottom:1px solid transparent;
}
.nav::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(99,102,241,.35),rgba(14,165,233,.28),transparent);
  opacity:.6;
}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{font-weight:800;font-size:20px;letter-spacing:.5px;display:flex;align-items:center;gap:10px;position:relative}
.logo::before{
  content:"";width:26px;height:26px;border-radius:9px;flex:none;
  background:var(--grad-cool);
  box-shadow:0 6px 18px -4px rgba(99,102,241,.5),inset 0 1px 0 rgba(255,255,255,.6);
}
.logo::after{
  content:"✓";position:absolute;left:5px;top:1px;color:#fff;font-size:15px;font-weight:900;
  line-height:26px;pointer-events:none;text-shadow:0 1px 2px rgba(0,0,0,.15);
}
.logo span{opacity:.55;font-weight:400;font-size:13px;letter-spacing:.3px}
.nav-links{display:flex;gap:24px;align-items:center;flex-wrap:nowrap;min-width:0}
.nav-links a{color:var(--sub);font-size:14.5px;position:relative;transition:color .2s;padding:4px 0;white-space:nowrap}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--grad-cool);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease);
}
.nav-links a:hover{color:var(--txt)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--txt);font-weight:600}
.nav-links a.active::after{transform:scaleX(1)}
/* 外部链接：右上角小箭头标识，区别于站内栏目 */
.nav-links a.nav-ext{padding-right:15px}
.nav-links a.nav-ext::before{
  content:"";position:absolute;right:-3px;top:3px;width:11px;height:11px;opacity:.55;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236d5efc' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E") center/contain no-repeat;
  transition:opacity .2s;
}
.nav-links a.nav-ext:hover::before{opacity:1}
#navUser{display:flex;gap:12px;align-items:center}
#navUser>a:first-child{color:var(--sub);font-size:15px;transition:color .2s}
#navUser>a:first-child:hover{color:var(--txt)}
#navUser .btn{padding:8px 18px;font-size:14px}
.menu-btn{display:none;background:none;border:0;color:var(--txt);font-size:24px;cursor:pointer;line-height:1}

/* ---------- Hero ---------- */
.hero{padding:88px 0 56px;text-align:center;position:relative}
.hero .badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;
  border:1px solid var(--line);border-radius:999px;
  font-size:13px;color:var(--sub);background:var(--card);backdrop-filter:blur(8px);
  margin-bottom:26px;
}
.hero .badge::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--p3);
  box-shadow:0 0 12px var(--p3);animation:pulse 2.2s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}
.hero h1{
  font-size:clamp(32px,5.4vw,58px);line-height:1.14;font-weight:800;letter-spacing:-.8px;
  text-shadow:0 4px 40px rgba(99,102,241,.12);
}
.hero p{color:var(--sub);font-size:clamp(15px,2vw,19px);max-width:680px;margin:24px auto 0}
.hero .cta{margin-top:38px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero .cta .btn{padding:14px 30px;font-size:16px}

/* ---------- 区块标题 ---------- */
.section{padding:64px 0}
.section h2{
  font-size:clamp(25px,3.4vw,37px);text-align:center;font-weight:800;letter-spacing:-.4px;
  position:relative;display:table;margin:0 auto;
}
.section h2::after{
  content:"";display:block;width:44px;height:4px;border-radius:99px;margin:14px auto 0;
  background:var(--grad-cool);box-shadow:0 0 16px rgba(99,102,241,.30);
}
.section .lead{text-align:center;color:var(--sub);max-width:620px;margin:16px auto 46px;font-size:15.5px}

/* ---------- 卡片 / 特性 ---------- */
.grid{display:grid;gap:22px;grid-template-columns:repeat(3,minmax(0,1fr))}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;transition:transform .3s var(--ease),border-color .3s,box-shadow .3s;
  position:relative;overflow:hidden;backdrop-filter:blur(10px);
  box-shadow:var(--sh-card);
}
.card::before{
  content:"";position:absolute;inset:0 0 auto 0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,0,0,.10),transparent);
}
.card:hover{
  transform:translateY(-6px);border-color:rgba(99,102,241,.35);
  box-shadow:0 30px 70px -24px rgba(30,40,80,.12),0 0 0 1px rgba(99,102,241,.12),var(--sh-glow);
}
a.card{display:block}
a.card::after{
  content:"→";position:absolute;top:26px;right:24px;font-size:18px;color:var(--sub);
  opacity:0;transform:translateX(-6px);transition:.3s var(--ease);
}
a.card:hover::after{opacity:1;transform:translateX(0);color:var(--p3)}
.card .ico{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;font-size:24px;
  background:linear-gradient(135deg,rgba(99,102,241,.12),rgba(14,165,233,.10));
  border:1px solid rgba(0,0,0,.06);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.6),0 8px 22px -8px rgba(99,102,241,.35);
  margin-bottom:18px;
}
.card h3{font-size:18.5px;margin-bottom:9px}
.card p{color:var(--sub);font-size:14.5px}

/* ---------- 流程步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;backdrop-filter:blur(10px);transition:.3s var(--ease);
}
.step:hover{transform:translateY(-4px);border-color:rgba(14,165,233,.35);box-shadow:var(--sh-cyan)}
.step::before{
  content:counter(s,decimal-leading-zero);
  display:grid;place-items:center;width:46px;height:46px;border-radius:13px;
  font-size:17px;font-weight:800;color:#fff;letter-spacing:.5px;
  background:var(--grad);box-shadow:var(--sh-glow),inset 0 1px 0 rgba(255,255,255,.4);
  margin-bottom:16px;
}
.step{counter-increment:s}
.steps{counter-reset:s}
.step h4{margin:0 0 7px;font-size:16.5px}
.step p{color:var(--sub);font-size:14px}

/* ---------- 工具工作台 ---------- */
.tool{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}
.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;display:flex;flex-direction:column;backdrop-filter:blur(10px);
  box-shadow:var(--sh-card);
}
.panel label{
  font-size:13px;color:var(--sub);margin-bottom:10px;display:flex;justify-content:space-between;
  align-items:center;letter-spacing:.6px;font-weight:600;
}
textarea,input[type=text],input[type=password]{
  width:100%;min-height:280px;resize:vertical;
  background:#f7f8fc;
  border:1px solid #e2e4ec;border-radius:var(--radius-sm);
  color:var(--txt);padding:15px 16px;font-size:15px;font-family:inherit;line-height:1.8;
  box-shadow:inset 0 1px 3px rgba(0,0,0,.04);
  transition:border-color .2s,box-shadow .2s;
}
textarea::placeholder,input::placeholder{color:#9ca3af}
textarea:focus,input[type=text]:focus,input[type=password]:focus{
  outline:none;border-color:rgba(99,102,241,.5);
  box-shadow:inset 0 1px 3px rgba(0,0,0,.03),0 0 0 4px rgba(99,102,241,.10);
}
.panel .row{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap;align-items:center}
/* 分段选择器 */
.opt{
  display:flex;gap:4px;background:#f2f3f8;border:1px solid #e2e4ec;
  border-radius:999px;padding:4px;box-shadow:inset 0 1px 3px rgba(0,0,0,.03);
}
.opt button{
  border:0;background:transparent;color:var(--sub);padding:7px 18px;border-radius:99px;
  cursor:pointer;font-size:14px;font-weight:600;transition:.22s var(--ease);
}
.opt button:hover{color:var(--txt)}
.opt button.on{background:var(--grad);color:#fff;box-shadow:0 6px 18px -4px rgba(99,102,241,.45)}
/* 仪表 */
.meter{
  height:10px;border-radius:99px;background:#e9ecf5;
  overflow:hidden;margin-top:16px;border:1px solid #dce0ea;
  box-shadow:inset 0 1px 3px rgba(0,0,0,.04);
}
.meter>i{
  display:block;height:100%;width:0;border-radius:99px;
  background:linear-gradient(90deg,var(--ok),var(--p3),var(--p1));
  background-size:200% 100%;
  box-shadow:0 0 14px rgba(34,197,94,.35);
  transition:width .7s var(--ease);
  animation:meterFlow 3s linear infinite;
}
@keyframes meterFlow{to{background-position:200% 0}}
.score-line{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:13px;color:var(--sub);margin-top:10px;flex-wrap:wrap}
.tag{
  font-size:12px;font-weight:600;padding:4px 12px;border-radius:99px;
  background:rgba(34,197,94,.10);color:#15803d;
  border:1px solid rgba(34,197,94,.22);
  display:inline-flex;align-items:center;gap:5px;
}
.tag.fail{background:rgba(239,68,68,.08);color:#b91c1c;border-color:rgba(239,68,68,.20)}

/* 工具页大 Tab */
.tabs{
  display:flex;gap:6px;justify-content:center;
  background:#f2f3f8;border:1px solid #e2e4ec;border-radius:999px;
  padding:6px;box-shadow:inset 0 1px 3px rgba(0,0,0,.03);
}
.tabs button{
  flex:1;padding:11px 10px;border:0;background:transparent;color:var(--sub);
  border-radius:99px;cursor:pointer;font-size:15px;font-weight:600;transition:.25s var(--ease);
}
.tabs button:hover{color:var(--txt)}
.tabs button.on{
  background:var(--grad);color:#fff;
  box-shadow:0 8px 22px -6px rgba(99,102,241,.45),inset 0 1px 0 rgba(255,255,255,.35);
}

/* ---------- 登录 ---------- */
.auth{
  max-width:410px;margin:84px auto;
  background:var(--card);border:1px solid var(--line);border-radius:22px;
  padding:38px 34px;backdrop-filter:blur(14px);
  box-shadow:var(--sh-card),0 0 80px -30px rgba(99,102,241,.20);
  position:relative;overflow:hidden;
}
.auth::before{
  content:"";position:absolute;width:260px;height:260px;top:-130px;right:-100px;
  background:radial-gradient(circle,rgba(99,102,241,.18),transparent 70%);pointer-events:none;
}
.auth h2{text-align:center;margin-bottom:6px;font-size:24px;position:relative}
.auth small{display:block;text-align:center;color:var(--sub);margin-bottom:24px;position:relative}
.auth input{margin-bottom:14px;min-height:auto;padding:13px 16px}
.auth .tabs{margin-bottom:22px;position:relative}
.auth .tabs button{padding:10px;font-size:14px}

/* ---------- 会员套餐 ---------- */
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:12px;align-items:stretch}
.plan{
  background:var(--card);border:1px solid var(--line);border-radius:22px;
  padding:32px 28px;text-align:center;transition:.3s var(--ease);
  backdrop-filter:blur(10px);box-shadow:var(--sh-card);position:relative;
  display:flex;flex-direction:column;
}
.plan:hover{transform:translateY(-6px);border-color:var(--line-hi)}
.plan.best{
  border-color:rgba(139,92,246,.40);
  box-shadow:0 28px 70px -24px rgba(30,40,80,.12),0 0 50px -12px rgba(139,92,246,.18);
  background:linear-gradient(180deg,rgba(139,92,246,.06),var(--card) 42%);
}
.plan.best::before{
  content:"";position:absolute;inset:0;border-radius:22px;padding:1px;pointer-events:none;
  background:linear-gradient(160deg,rgba(139,92,246,.55),transparent 40%,rgba(14,165,233,.35));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.plan.best::after{
  content:"推荐";position:absolute;top:18px;right:-34px;
  background:var(--grad);color:#fff;font-size:12px;font-weight:700;
  padding:4px 40px;transform:rotate(45deg);letter-spacing:2px;
  box-shadow:0 6px 16px -4px rgba(139,92,246,.45);
}
.plan .nm{font-size:18px;font-weight:700}
.plan-card{display:inline-block;font-size:12px;font-weight:700;padding:2px 10px;border-radius:99px;margin-left:9px;vertical-align:middle;letter-spacing:1px}
.plan .pr{font-size:40px;font-weight:800;margin:14px 0 6px;letter-spacing:-1px}
.plan.best .pr{
  background:linear-gradient(90deg,var(--p3),var(--p2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.plan .pr small{font-size:15px;color:var(--sub);font-weight:400}
.plan ul{list-style:none;text-align:left;margin:18px 0 22px;color:var(--sub);font-size:14px;flex:1}
.plan li{padding:8px 0;border-bottom:1px dashed var(--line);display:flex;align-items:center;gap:8px}
.plan li::before{content:"✓";color:var(--ok);font-weight:800;font-size:13px}
.plan .btn{margin-top:auto}

/* ---------- 支付成功 ---------- */
.section[style*="center"] .btn{margin-top:4px}

/* ---------- 页脚 ---------- */
.foot{
  border-top:none;margin-top:70px;padding:56px 0 0;
  color:var(--sub);font-size:13.5px;position:relative;overflow:hidden;
  background:
    radial-gradient(600px 200px at 15% 0%,rgba(99,102,241,.07),transparent 70%),
    radial-gradient(600px 200px at 85% 0%,rgba(14,165,233,.06),transparent 70%),
    linear-gradient(180deg,#f7f8fd, #eef1f9);
}
.foot::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent 5%,rgba(99,102,241,.45),rgba(139,92,246,.5),rgba(14,165,233,.45),transparent 95%);
}
.foot .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;position:relative;z-index:1}
.foot .wrap + .wrap{display:block}
/* 全站共享页脚：品牌 + 功能/帮助 + 最新资讯分栏 */
.foot .foot-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:56px;align-items:start;max-width:960px;margin:0 auto}
.foot .foot-brand .logo{margin-right:0;margin-bottom:14px;font-weight:800}
.foot .foot-brand p{max-width:340px;line-height:1.9;color:var(--sub);font-size:13.5px;margin-top:14px}
/* 页脚微信二维码（后台上传，填充品牌区文案下方空白）*/
.foot .foot-qr{
  margin-top:22px;display:inline-flex;flex-direction:column;align-items:center;gap:10px;
  padding:13px 15px 11px;background:rgba(255,255,255,.82);
  border:1px solid rgba(99,102,141,.16);border-radius:15px;
  box-shadow:0 12px 30px -16px rgba(30,41,82,.35);
}
.foot .foot-qr img{width:108px;height:108px;display:block;border-radius:9px;object-fit:cover}
.foot .foot-qr span{font-size:12.5px;color:var(--sub);letter-spacing:.5px;white-space:nowrap}
.foot .foot-col h5{
  font-size:13px;color:var(--txt);margin:2px 0 16px;letter-spacing:1px;font-weight:700;
  display:inline-flex;align-items:center;gap:8px;
}
.foot .foot-col h5::before{
  content:"";width:4px;height:13px;border-radius:2px;
  background:linear-gradient(180deg,#6366f1,#8b5cf6);
}
.foot .foot-col a{
  display:block;margin:0 0 12px;font-size:13.5px;line-height:1.5;color:var(--sub);
  transition:color .2s,transform .2s var(--ease);
}
.foot .foot-col a:hover{color:var(--p3);transform:translateX(4px)}
.foot .foot-meta{
  margin-top:38px;padding:22px 0 26px;text-align:center;
  border-top:1px solid rgba(99,102,141,.12);
}
.foot .foot-meta p{max-width:none;margin:6px auto 0;color:var(--sub)}
.foot .foot-meta p a{color:var(--sub)}
.foot .foot-meta p a:hover{color:var(--p3)}
/* 官方版权行（Powered by 词元成章）：由加密版权文件输出，OEM 贴牌不可覆盖 */
.foot .foot-meta .foot-copyright{
  display:inline;margin-top:12px !important;font-size:12.5px;letter-spacing:.4px;color:var(--sub);
}
.foot .foot-meta .foot-copyright a{
  color:var(--p3);font-weight:600;
}
.foot .foot-meta .foot-copyright a:hover{color:var(--p1, var(--p3));text-decoration:underline}
.foot .foot-meta .foot-copyright span{margin-left:6px;color:#dc2626;cursor:help}
/* ICP 备案号：与版权行同一行 */
.foot .foot-meta .foot-icp{
  display:inline;margin-left:14px;font-size:12.5px;color:var(--sub);
}
.foot .foot-meta .foot-icp a{color:var(--sub)}
.foot .foot-meta .foot-icp a:hover{color:var(--p3)}
.foot-kw{
  display:flex;flex-wrap:wrap;gap:8px 10px;justify-content:center;align-items:center;
  margin-top:14px !important;
}
.foot-kw a{
  color:var(--sub);transition:all .2s var(--ease);
  padding:4px 12px;border:1px solid rgba(99,102,141,.18);border-radius:999px;
  background:rgba(255,255,255,.6);font-size:12.5px;
}
.foot-kw a:hover{color:var(--p3);border-color:rgba(139,92,246,.5);background:#fff;box-shadow:0 2px 10px rgba(139,92,246,.12)}
.foot-kw i{display:none}
.foot .logo{font-size:16px}
.foot .logo::before{width:20px;height:20px;border-radius:7px}
.foot .logo::after{display:none}
.foot p{margin-top:10px;max-width:360px}
.foot a{color:var(--sub);margin-right:0;transition:color .2s;position:relative}
.foot a:hover{color:var(--txt)}
.foot a:last-child{margin-right:0}
@media(max-width:880px){
  .foot .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .foot .foot-brand{grid-column:1/-1}
}
@media(max-width:480px){
  .foot{padding-top:44px}
  .foot .foot-grid{grid-template-columns:1fr;gap:26px}
}

/* ---------- 轻提示 ---------- */
.toast{
  position:fixed;top:84px;left:50%;transform:translate(-50%,-10px);
  background:rgba(255,255,255,.95);border:1px solid rgba(0,0,0,.08);
  backdrop-filter:blur(14px);
  padding:12px 24px;border-radius:14px;z-index:99;opacity:0;
  transition:.32s var(--ease);pointer-events:none;font-size:14.5px;font-weight:500;
  box-shadow:0 20px 50px -16px rgba(30,40,80,.14);color:var(--txt);
  max-width:min(90vw,620px);white-space:pre-line;line-height:1.7;text-align:left;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- 后台管理 ---------- */
.admin-wrap{max-width:1040px;margin:0 auto;padding:56px 20px}
.admin-wrap>h2{font-size:28px;letter-spacing:-.3px}
.stat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin:26px 0}
.stat{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:20px 16px;text-align:center;font-size:13.5px;color:var(--sub);
  backdrop-filter:blur(8px);transition:.28s var(--ease);position:relative;overflow:hidden;
}
.stat::before{
  content:"";position:absolute;top:0;left:12%;right:12%;height:2px;border-radius:2px;
  background:var(--grad-cool);opacity:0;transition:opacity .28s;
}
.stat:hover{transform:translateY(-4px);border-color:rgba(99,102,241,.3);box-shadow:var(--sh-glow)}
.stat:hover::before{opacity:1}
.stat b{
  font-size:27px;display:block;margin-top:8px;letter-spacing:-.5px;
  background:linear-gradient(90deg,var(--p3),var(--p1),var(--p2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.admin-wrap h3{font-size:18px;margin:34px 0 10px}
table{
  width:100%;border-collapse:separate;border-spacing:0;margin-top:12px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);
  overflow:hidden;
}
th,td{padding:13px 16px;text-align:left;font-size:14px;border-bottom:1px solid var(--line)}
tbody tr:last-child td{border-bottom:0}
tbody tr{transition:background .18s}
tbody tr:hover{background:rgba(99,102,241,.06)}
th{color:var(--sub);font-weight:600;font-size:13px;letter-spacing:.4px;background:rgba(0,0,0,.02)}
td:first-child{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12.5px;color:var(--sub)}

/* ---------- 入场动画 ---------- */
@keyframes wfFadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
.hero .badge,.hero h1,.hero p,.hero .cta{animation:wfFadeUp .8s var(--ease) both}
.hero h1{animation-delay:.08s}.hero p{animation-delay:.16s}.hero .cta{animation-delay:.24s}
.section .grid .card,.section .steps .step,.section .plans .plan{animation:wfFadeUp .7s var(--ease) both}
.section .grid .card:nth-child(2),.section .steps .step:nth-child(2),.section .plans .plan:nth-child(2){animation-delay:.08s}
.section .grid .card:nth-child(3),.section .steps .step:nth-child(3),.section .plans .plan:nth-child(3){animation-delay:.16s}
.section .steps .step:nth-child(4){animation-delay:.24s}

/* ---------- 移动端 ---------- */
@media(max-width:880px){
  .grid,.plans{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tool{grid-template-columns:1fr}
  .nav-links{display:none}
  .menu-btn{display:block}
  .nav.open .nav-links{
    display:flex;position:absolute;top:66px;left:12px;right:12px;flex-direction:column;gap:4px;
    background:rgba(255,255,255,.96);padding:14px;border:1px solid var(--line);border-radius:var(--radius);
    box-shadow:var(--sh-card);backdrop-filter:blur(16px);
  }
  .nav.open .nav-links a{padding:10px 12px;border-radius:10px}
  .nav.open .nav-links a::after{display:none}
  .nav.open .nav-links a:hover{background:#f4f6fb}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot .wrap{flex-direction:column}
}
@media(max-width:560px){
  .grid,.plans,.steps{grid-template-columns:1fr}
  .hero{padding:64px 0 44px}
  textarea{min-height:220px}
  .section{padding:52px 0}
  .auth{margin:48px 16px;padding:30px 24px}
  .plan.best::after{right:-30px}
  .tabs button{font-size:13.5px;padding:10px 6px}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}

/* ---------- 资讯 / 新闻 ---------- */
.news-list{display:flex;flex-direction:column;max-width:860px;margin:0 auto}
.news-item{margin-bottom:16px}
.news-item{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 26px;transition:.3s var(--ease);backdrop-filter:blur(10px);position:relative;overflow:hidden;
}
.news-item::before{content:"";position:absolute;inset:0 0 auto 0;height:1px;background:linear-gradient(90deg,transparent,rgba(0,0,0,.10),transparent)}
.news-item:hover{transform:translateY(-3px);border-color:rgba(99,102,241,.35);box-shadow:var(--sh-glow)}
.news-item h3{font-size:18px;margin-bottom:8px}
.news-item p{color:var(--sub);font-size:14px}
.news-meta{display:flex;gap:16px;color:var(--sub);font-size:13px;margin-bottom:10px;opacity:.85;flex-wrap:wrap;align-items:center}
.pin-badge{display:inline-flex;align-items:center;gap:3px;font-size:12px;color:#e65100;background:rgba(255,111,0,.10);border:1px solid rgba(255,111,0,.25);padding:2px 8px;border-radius:999px;font-weight:600}

/* 文章详情 */
.article{
  width:100%;max-width:860px;margin:0 auto;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:36px;backdrop-filter:blur(10px);box-shadow:var(--sh-card);
}
.article h1{font-size:26px;line-height:1.4;margin-bottom:6px;letter-spacing:-.3px}
.article .content{margin-top:22px;color:#374151;font-size:15.5px;line-height:1.95}
.article .content h2{font-size:19px;margin:26px 0 12px;text-align:left;color:var(--txt);display:block;padding:0}
.article .content h2::after{display:none}
.article .content h3{font-size:17px;margin:20px 0 10px}
.article .content p{margin:0 0 14px;text-indent:2em}
.article .content p:first-child{text-indent:0}
.article .content ul,.article .content ol{margin:0 0 14px 2em}
.article .content li{margin-bottom:6px}
.article .content img{max-width:100%;border-radius:12px;margin:6px 0}
.article .content blockquote{
  border-left:3px solid var(--p1);padding:8px 16px;margin:0 0 14px;color:var(--sub);
  background:rgba(99,102,241,.06);border-radius:0 10px 10px 0;
}
.article .content a{color:var(--p3)}
.article .content code{background:rgba(0,0,0,.04);padding:2px 7px;border-radius:6px;font-size:13.5px}

/* 分页 */
.pager{display:flex;justify-content:center;margin-top:30px;flex-wrap:wrap;align-items:center}
.pager a,.pager span{margin:0 4px 4px 0}
.pager a,.pager span{
  min-width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;border:1px solid var(--line);color:var(--sub);font-size:14px;padding:0 12px;background:var(--card);
  transition:.22s var(--ease);
}
.pager .cur{background:var(--grad);color:#fff;border-color:transparent}
.pager a:hover{border-color:rgba(99,102,241,.35);color:var(--txt);transform:translateY(-2px)}

/* 新闻详情上一篇/下一篇：三栏等宽、长标题省略号截断（悬停 title 显示全称） */
.news-pager{max-width:860px;margin-left:auto;margin-right:auto;justify-content:space-between;flex-wrap:nowrap}
.news-pager a,.news-pager span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:0 14px}
.news-pager a:nth-child(2){flex:0 0 auto}
.news-pager a:first-child,.news-pager span:first-child{justify-content:flex-start}
.news-pager a:last-child,.news-pager span:last-child{justify-content:flex-end}

/* ---------- 前台调试条 ---------- */
.debug-bar{
  position:fixed;left:12px;bottom:12px;z-index:98;display:flex;gap:14px;align-items:center;
  background:rgba(255,255,255,.92);border:1px solid rgba(34,197,94,.35);backdrop-filter:blur(12px);
  border-radius:12px;padding:8px 14px;
  font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;color:var(--sub);
  box-shadow:0 14px 40px -12px rgba(30,40,80,.12);
}
.debug-bar span:first-child{color:var(--ok);font-weight:700;letter-spacing:1px}
.debug-bar button{background:none;border:0;color:var(--sub);cursor:pointer;font-size:15px;line-height:1;padding:0;margin-left:2px}
.debug-bar button:hover{color:var(--txt)}

/* ---------- 后台：Tab / 表单 ---------- */
.atabs{display:flex;gap:8px;margin-bottom:26px;flex-wrap:wrap}
.atab{
  padding:9px 20px;border-radius:999px;border:1px solid var(--line);color:var(--sub);
  font-size:14.5px;font-weight:600;background:var(--card);transition:.22s var(--ease);
}
.atab:hover{color:var(--txt);border-color:var(--line-hi)}
.atab.on{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 6px 18px -4px rgba(99,102,241,.45)}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;backdrop-filter:blur(10px);box-shadow:var(--sh-card);
}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.fitem{display:flex;flex-direction:column;gap:7px}
.fitem.full{grid-column:1/-1}
.fitem label{font-size:13px;color:var(--sub);font-weight:600;letter-spacing:.4px}
.admin-wrap input[type=text],.admin-wrap input[type=password],.admin-wrap input[type=number],.admin-wrap select{
  width:100%;min-height:0;padding:11px 14px;background:#f7f8fc;
  border:1px solid #e2e4ec;border-radius:11px;color:var(--txt);font-size:14px;font-family:inherit;
  transition:border-color .2s,box-shadow .2s;
}
.admin-wrap textarea{
  min-height:90px;background:#f7f8fc;border:1px solid #e2e4ec;border-radius:11px;
  padding:12px 14px;color:var(--txt);font-size:14px;font-family:inherit;line-height:1.7;resize:vertical;
  box-shadow:inset 0 1px 3px rgba(0,0,0,.04);
}
.admin-wrap textarea.code{min-height:180px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px}
.admin-wrap :is(input,textarea,select):focus{outline:none;border-color:rgba(99,102,241,.5);box-shadow:0 0 0 3px rgba(99,102,241,.10)}
.admin-wrap select option{background:#ffffff;color:var(--txt)}
.switch{display:inline-flex;align-items:center;gap:10px;cursor:pointer;color:var(--txt)}
.switch input{width:auto;min-height:0;accent-color:var(--p1);transform:scale(1.15)}
.ok-msg{
  background:rgba(34,197,94,.08);border:1px solid rgba(34,197,94,.20);color:#15803d;
  padding:10px 16px;border-radius:11px;font-size:14px;margin-bottom:18px;
}
.admin-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
@media(max-width:760px){.fgrid{grid-template-columns:1fr}.article{padding:24px 20px}.debug-bar{gap:8px;font-size:11px;padding:7px 10px;flex-wrap:wrap}}

/* ---------- SEO 内链组件 ---------- */
.crumbs{padding:14px 0 0;font-size:13px;color:var(--sub);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.crumbs a{color:var(--sub);transition:.15s var(--ease)}
.crumbs a:hover{color:var(--p3)}
.crumbs span[aria-current]{color:var(--txt);opacity:.85}
.crumbs i{opacity:.4;font-style:normal}

.seo-blk{max-width:920px}
.seo-blk p{color:#475569;font-size:15px;line-height:2;margin-bottom:14px}
.seo-blk a{color:var(--p3);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(99,102,241,.35);transition:.15s var(--ease)}
.seo-blk a:hover{text-decoration-color:var(--p3);color:#4f46e5}

.faq-list{width:100%;max-width:860px;margin:0 auto;display:flex;flex-direction:column}
.faq-item{margin-bottom:10px;background:rgba(0,0,0,.02);border:1px solid var(--line);border-radius:12px;padding:0 18px;transition:border-color .2s var(--ease)}
.faq-item[open]{border-color:rgba(99,102,241,.35);background:rgba(99,102,241,.04)}
.faq-item summary{cursor:pointer;padding:14px 0;font-size:15px;font-weight:600;color:var(--txt);list-style:none;display:flex;align-items:center;justify-content:space-between}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:18px;color:var(--sub);transition:transform .2s var(--ease)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{color:var(--sub);font-size:14px;line-height:1.9;padding-bottom:14px;margin:0}
.faq-item a{color:var(--p3);text-decoration:underline;text-underline-offset:3px}

.related{width:100%;max-width:860px;margin:36px auto 0}
.related h3{font-size:17px;margin-bottom:14px;color:var(--txt)}
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.related-item{background:rgba(0,0,0,.02);border:1px solid var(--line);border-radius:12px;padding:16px;transition:.2s var(--ease)}
.related-item:hover{transform:translateY(-2px);border-color:rgba(99,102,241,.4);background:rgba(99,102,241,.05);box-shadow:0 10px 24px -14px rgba(30,40,80,.10)}
.related-item h4{font-size:14.5px;color:var(--txt);margin-bottom:6px}
.related-item p{font-size:13px;color:var(--sub);line-height:1.7;margin:0}
.related-cta{width:100%;max-width:860px;margin:20px auto 0;text-align:center;font-size:13.5px;color:var(--sub)}
.related-cta a{color:var(--p3)}
.related-cta a:hover{text-decoration:underline;text-underline-offset:3px}
.news-copyright{margin-top:24px;padding-top:16px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--sub);line-height:1.8}
.news-copyright p{margin:0;text-indent:0}
.news-copyright a{color:var(--p3)}

/* ---------- 验证码与短信输入 ---------- */
.cap-row,.sms-row{display:flex;gap:10px;align-items:stretch}
.cap-row input,.sms-row input{flex:1;min-width:0}
.cap-row img{width:118px;height:44px;border-radius:10px;border:1px solid var(--line);cursor:pointer;flex-shrink:0;background:#f2f3f8;transition:border-color .18s var(--ease)}
.cap-row img:hover{border-color:rgba(99,102,241,.5)}
.sms-row .btn{flex-shrink:0;padding:0 16px;font-size:13.5px}
.sms-row .btn:disabled{opacity:.45;cursor:not-allowed}
.auth select{width:100%}

/* ---------- 公告条（后台开关）---------- */
.announce-bar{
  background:linear-gradient(90deg,rgba(99,102,241,.10),rgba(14,165,233,.05));
  border-bottom:1px solid var(--line);padding:11px 0;font-size:13.5px;color:#4b5563;
}
.announce-bar .dot{
  display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--grad);
  margin-right:10px;box-shadow:0 0 8px rgba(99,102,241,.5);animation:badge-pulse 2s infinite;
}

/* ---------- wangEditor 5 浅色主题（后台新闻编辑器）---------- */
#wfToolbar{
  background:#ffffff;border:1px solid var(--line);border-bottom:none;
  border-radius:12px 12px 0 0;overflow:hidden;
  --w-e-toolbar-bg-color:#ffffff;
  --w-e-toolbar-color:#374151;
  --w-e-toolbar-active-bg-color:rgba(99,102,241,.15);
  --w-e-toolbar-active-color:#4338ca;
  --w-e-toolbar-disabled-color:#9ca3af;
}
#wfEditor{
  height:430px;margin-top:0;background:#f7f8fc;border:1px solid var(--line);
  border-radius:0 0 12px 12px;overflow:hidden;
  --w-e-textarea-bg-color:#f7f8fc;
  --w-e-textarea-color:#1f2937;
  --w-e-textarea-border-color:var(--line);
  --w-e-textarea-slight-border-color:rgba(99,102,241,.35);
  --w-e-textarea-selected-border-color:#6366f1;
  --w-e-modal-bg-color:#ffffff;
  --w-e-modal-button-bg-color:#f3f4f6;
  --w-e-modal-button-border-color:#e5e7eb;
}
#wfEditor .w-e-text-placeholder{color:#9ca3af;font-style:normal}
#wfEditor .w-e-toolbar{border-bottom:1px solid var(--line)}
#wfEditor .w-e-full-screen-container{background:rgba(243,245,250,.98)}