/* ===== 主题变量 ===== */
:root{
  --p1:#6366f1; --p2:#a855f7; --p3:#ec4899;
  --radius:18px;
}
html[data-theme="dark"]{
  --bg:#0b1020; --card:rgba(255,255,255,.04); --card-solid:#141a30; --stroke:rgba(255,255,255,.09);
  --text:#e6eaf5; --text2:#8b94b3; --hi:#fff; --accent-text:#c7d2fe;
  --nav-bg:rgba(11,16,32,.72); --soft:rgba(255,255,255,.06);
  --glow-op:.35; --grid-line:rgba(255,255,255,.035);
  --card-shadow:0 18px 40px rgba(0,0,0,.45);
}
html[data-theme="light"]{
  --bg:#f4f6fc; --card:#ffffff; --card-solid:#ffffff; --stroke:#e4e8f2;
  --text:#1c2340; --text2:#64748b; --hi:#1c2340; --accent-text:#4f46e5;
  --nav-bg:rgba(255,255,255,.82); --soft:rgba(15,23,42,.05);
  --glow-op:.16; --grid-line:rgba(15,23,42,.05);
  --card-shadow:0 18px 40px rgba(30,41,59,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Microsoft YaHei","PingFang SC",sans-serif;background:var(--bg);color:var(--text);
     line-height:1.7;overflow-x:hidden;transition:background .35s,color .35s}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{max-width:1180px;margin:0 auto;padding:0 24px}

/* ===== 背景光效 ===== */
.bg-glow{position:fixed;inset:0;z-index:-1;overflow:hidden}
.bg-glow::before,.bg-glow::after{content:"";position:absolute;width:640px;height:640px;border-radius:50%;
  filter:blur(140px);opacity:var(--glow-op)}
.bg-glow::before{background:#4f46e5;top:-220px;left:-160px}
.bg-glow::after{background:#a855f7;top:20%;right:-240px}
.bg-grid{position:absolute;inset:0;background-image:linear-gradient(var(--grid-line) 1px,transparent 1px),
  linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);background-size:44px 44px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 40%,transparent 100%)}

/* ===== 导航 ===== */
.navbar{position:sticky;top:0;z-index:100;background:var(--nav-bg);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--stroke);transition:background .35s}
.navbar .container{display:flex;align-items:center;height:68px;gap:28px}
.logo{display:flex;align-items:center;gap:11px;font-size:19px;font-weight:800;letter-spacing:.5px;white-space:nowrap}
.logo-icon{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--p1),var(--p2));
  display:flex;align-items:center;justify-content:center;font-size:19px;box-shadow:0 0 22px rgba(99,102,241,.55)}
.nav-links{display:flex;gap:6px;flex:1;overflow:hidden}
.nav-links a{color:var(--text2);font-size:14.5px;padding:8px 14px;border-radius:10px;transition:.2s;white-space:nowrap}
.nav-links a:hover{color:var(--hi);background:var(--soft)}
.nav-links a.active{color:var(--hi);background:linear-gradient(135deg,rgba(99,102,241,.25),rgba(168,85,247,.25));
  border:1px solid rgba(99,102,241,.35)}
.nav-search{display:flex;align-items:center;background:var(--soft);border:1px solid var(--stroke);
  border-radius:99px;padding:8px 16px;gap:8px;width:210px;transition:.2s}
.nav-search:focus-within{border-color:var(--p1);box-shadow:0 0 0 3px rgba(99,102,241,.2)}
.nav-search input{border:none;outline:none;background:transparent;flex:1;font-size:14px;color:var(--text)}
.nav-search input::placeholder{color:var(--text2)}
.theme-toggle,.menu-toggle{width:42px;height:42px;border-radius:12px;border:1px solid var(--stroke);
  background:var(--soft);color:var(--text);font-size:18px;cursor:pointer;display:flex;align-items:center;
  justify-content:center;transition:.25s;flex-shrink:0}
.theme-toggle:hover{border-color:var(--p1);transform:rotate(15deg)}
.menu-toggle:hover{border-color:var(--p1)}
.menu-toggle{display:none}
.mobile-menu{display:none;flex-direction:column;gap:4px;padding:12px 24px 16px;border-bottom:1px solid var(--stroke);
  background:var(--nav-bg);backdrop-filter:blur(16px)}
.mobile-menu a{padding:11px 14px;border-radius:10px;font-size:15px;color:var(--text2)}
.mobile-menu a:hover,.mobile-menu a.active{color:var(--hi);background:var(--soft)}
.mobile-menu.open{display:flex}

/* ===== Hero ===== */
.hero{padding:96px 0 76px;text-align:center;position:relative}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:7px 18px;border-radius:99px;
  border:1px solid rgba(99,102,241,.4);background:rgba(99,102,241,.12);font-size:13px;
  color:var(--accent-text);margin-bottom:26px}
/* IP 用等宽字体便于辨认，颜色继承徽标文字（不覆盖，深浅主题都一致） */
.hero-badge .ip{font-family:Consolas,Menlo,monospace;font-weight:700;letter-spacing:.5px;margin-left:2px;
  color:inherit}
.hero h1{font-size:50px;line-height:1.25;font-weight:800;letter-spacing:1px;margin-bottom:18px}
.grad{background:linear-gradient(92deg,#818cf8,#c084fc,#f472b6);-webkit-background-clip:text;
  background-clip:text;color:transparent}
.hero p{color:var(--text2);font-size:17px;max-width:600px;margin:0 auto 36px}
.hero-btns{display:flex;gap:16px;justify-content:center;margin-bottom:56px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 30px;border-radius:13px;
  font-size:15px;font-weight:700;cursor:pointer;border:none;transition:.25s;font-family:inherit}
.btn-primary{background:linear-gradient(135deg,var(--p1),var(--p2));color:#fff;box-shadow:0 8px 26px rgba(99,102,241,.45)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 34px rgba(139,92,246,.55)}
.btn-ghost{background:var(--soft);border:1px solid var(--stroke);color:var(--text)}
.btn-ghost:hover{border-color:var(--p1);color:var(--accent-text);transform:translateY(-3px)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:11px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);max-width:820px;margin:0 auto;
  border:1px solid var(--stroke);border-radius:var(--radius);background:var(--card);backdrop-filter:blur(10px)}
.hero-stats>div{padding:26px 10px;border-right:1px solid var(--stroke)}
.hero-stats>div:last-child{border-right:none}
.num{font-size:30px;font-weight:800;background:linear-gradient(92deg,#818cf8,#c084fc);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.label{color:var(--text2);font-size:13.5px;margin-top:4px}

/* ===== 区块 ===== */
.section{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:28px;gap:20px;flex-wrap:wrap}
.section-title{font-size:27px;font-weight:800;display:flex;align-items:center;gap:12px}
.section-title::before{content:"";width:5px;height:26px;border-radius:4px;
  background:linear-gradient(180deg,var(--p1),var(--p2))}
.section-sub{color:var(--text2);font-size:14.5px;margin-top:6px}

/* ===== 筛选 ===== */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px}
.chip{padding:9px 20px;border-radius:99px;background:var(--card);border:1px solid var(--stroke);
  font-size:14px;color:var(--text2);cursor:pointer;transition:.22s}
.chip:hover{border-color:var(--p1);color:var(--accent-text)}
.chip.active{background:linear-gradient(135deg,var(--p1),var(--p2));color:#fff;border-color:transparent;
  box-shadow:0 4px 16px rgba(99,102,241,.4)}

/* ===== 工具卡片 ===== */
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tool-card{position:relative;background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;gap:14px;transition:.3s;overflow:hidden}
.tool-card::before{content:"";position:absolute;inset:0;opacity:0;transition:.3s;pointer-events:none;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),rgba(99,102,241,.14),transparent 60%)}
.tool-card:hover{transform:translateY(-6px);border-color:rgba(99,102,241,.5);box-shadow:var(--card-shadow)}
.tool-card:hover::before{opacity:1}
.tool-head{display:flex;align-items:center;gap:14px}
.tool-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:25px;flex-shrink:0;box-shadow:0 6px 18px rgba(0,0,0,.35)}
.tool-name{font-size:16.5px;font-weight:700}
.tool-tag{font-size:12.5px;color:var(--text2)}
.tool-desc{font-size:13.5px;color:var(--text2);flex:1;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;min-height:46px}
.tool-meta{display:flex;gap:16px;font-size:12.5px;color:var(--text2);border-top:1px solid var(--stroke);padding-top:14px}
.tool-actions{display:flex;gap:10px}
.tool-actions .btn{flex:1;padding:10px 0;font-size:14px;border-radius:11px}
.badge{position:absolute;top:16px;right:16px;font-size:12px;padding:4px 12px;border-radius:99px;
  font-weight:700;z-index:2}
.badge-hot{background:rgba(239,68,68,.18);color:#fca5a5;border:1px solid rgba(239,68,68,.4)}
.badge-new{background:rgba(16,185,129,.16);color:#6ee7b7;border:1px solid rgba(16,185,129,.4)}
html[data-theme="light"] .badge-hot{color:#dc2626;background:rgba(239,68,68,.1)}
html[data-theme="light"] .badge-new{color:#047857;background:rgba(16,185,129,.1)}

/* ===== 主推横幅 ===== */
.detail-banner{position:relative;border-radius:var(--radius);padding:38px;display:flex;align-items:center;
  gap:28px;flex-wrap:wrap;overflow:hidden;border:1px solid rgba(99,102,241,.35);
  background:linear-gradient(120deg,rgba(99,102,241,.22),rgba(168,85,247,.22))}
.detail-banner::after{content:"";position:absolute;width:340px;height:340px;border-radius:50%;
  background:rgba(168,85,247,.3);filter:blur(100px);right:-80px;top:-120px}
.detail-banner .tool-icon{width:74px;height:74px;font-size:36px;background:linear-gradient(135deg,var(--p1),var(--p2))}
.detail-banner h2{font-size:23px;margin-bottom:6px}
.detail-banner p{color:var(--text2);font-size:14px;max-width:560px}
.detail-banner .btn{margin-left:auto;position:relative;z-index:1}

/* ===== 统计 ===== */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius);padding:24px;
  display:flex;align-items:center;gap:16px;transition:.25s}
.stat-card:hover{border-color:rgba(99,102,241,.45);transform:translateY(-3px)}
.stat-icon{width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:25px;flex-shrink:0;background:var(--soft)}
.stat-card .num{font-size:26px}
.stat-card .label{font-size:13px}
.chart-card{background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius);padding:28px;margin-top:22px}
.chart-card h3{font-size:16.5px;margin-bottom:24px;display:flex;align-items:center;gap:10px}
.chart-wrap{display:flex;align-items:flex-end;gap:12px;height:180px}
.chart-wrap .col{flex:1;display:flex;flex-direction:column;align-items:center;gap:10px;height:100%;justify-content:flex-end}
.col .bar{width:100%;max-width:46px;border-radius:8px 8px 3px 3px;position:relative;transition:.3s;
  background:linear-gradient(180deg,#a78bfa,#6366f1);box-shadow:0 0 18px rgba(139,92,246,.35);min-height:3px}
.col .bar:hover{filter:brightness(1.25)}
.col .bar .tip{position:absolute;top:-26px;left:50%;transform:translateX(-50%);font-size:11.5px;
  color:var(--accent-text);opacity:0;transition:.25s;white-space:nowrap}
.col .bar:hover .tip{opacity:1}
.col .day{font-size:12px;color:var(--text2)}

/* ===== 面包屑 ===== */
.breadcrumb{display:flex;gap:8px;align-items:center;font-size:13.5px;color:var(--text2);
  padding:22px 0 0;flex-wrap:wrap}
.breadcrumb a{color:var(--text2);transition:.2s}
.breadcrumb a:hover{color:var(--accent-text)}
.breadcrumb span.sep{opacity:.5}

/* ===== 详情页 ===== */
.detail-hero{display:flex;gap:26px;align-items:flex-start;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius);padding:34px;margin-top:18px}
.detail-hero .tool-icon{width:82px;height:82px;font-size:40px}
.detail-hero .meta{flex:1;min-width:260px}
.detail-hero h1{font-size:29px;font-weight:800;margin-bottom:10px}
.detail-hero .sub{color:var(--text2);font-size:15px;margin-bottom:16px}
.meta-chips{display:flex;gap:10px;flex-wrap:wrap;font-size:13px}
.meta-chips span{padding:5px 13px;border-radius:99px;background:var(--soft);border:1px solid var(--stroke);
  color:var(--text2)}
.detail-actions{display:flex;flex-direction:column;gap:12px;align-items:stretch;min-width:210px}
.detail-actions .btn{width:100%}
.detail-actions .hint{font-size:12.5px;color:var(--text2);text-align:center}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start}
.panel{background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius);padding:28px}
.panel h2{font-size:19px;margin-bottom:16px}
.prose{font-size:15px;color:var(--text);line-height:1.9}
.prose h3{font-size:16.5px;margin:22px 0 10px}
.prose p{margin-bottom:12px;color:var(--text2)}
.prose ul,.prose ol{margin:0 0 14px 22px;color:var(--text2)}
.prose li{margin-bottom:6px}
.prose img{border-radius:12px;margin:12px 0;border:1px solid var(--stroke)}
.shots{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:16px}
.shot{border-radius:12px;overflow:hidden;border:1px solid var(--stroke)}
.side-list{display:flex;flex-direction:column;gap:14px}
.side-item{display:flex;gap:12px;align-items:center;padding:10px;border-radius:12px;transition:.2s}
.side-item:hover{background:var(--soft)}
.side-item .tool-icon{width:42px;height:42px;font-size:20px;border-radius:11px}
.side-item .t{font-size:14px;font-weight:700}
.side-item .d{font-size:12px;color:var(--text2)}
.side-item .d{font-size:12px;color:var(--text2)}
/* 网盘提取码标记与下载地址列表 */
.btn .pwd,.pwd{font-style:normal;font-size:12px;padding:2px 8px;border-radius:99px;margin-left:6px;
  background:rgba(99,102,241,.18);border:1px solid rgba(99,102,241,.35);color:var(--accent-text);
  white-space:nowrap}
.link-list{list-style:none;display:flex;flex-direction:column;gap:14px}
.link-list li{display:flex;flex-direction:column;gap:6px;font-size:14px}
.link-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.link-list .link-name{color:var(--accent-text);font-weight:700;transition:.2s}
.link-list .link-name:hover{color:var(--text)}
.link-list .hint{font-size:12.5px}
/* 网盘地址：本身也是可点击的 a 标签（跳转走本站中转），同时可选中复制 */
.pan-url{display:block;font-family:Consolas,Menlo,monospace;font-size:11.5px;color:var(--text2);
  background:var(--soft);border:1px solid var(--stroke);border-radius:8px;padding:6px 9px;
  overflow-wrap:anywhere;cursor:pointer;user-select:all;text-decoration:none;transition:.2s}
.pan-url:hover{color:var(--accent-text);border-color:var(--p1);text-decoration:underline}
.copy-btn{font-size:12px;padding:3px 10px;border-radius:99px;cursor:pointer;font-family:inherit;
  background:var(--soft);border:1px solid var(--stroke);color:var(--text2);transition:.2s}
.copy-btn:hover{border-color:var(--p1);color:var(--accent-text)}
.copy-btn.done{background:rgba(16,185,129,.16);border-color:rgba(16,185,129,.45);color:#34d399}
.tag-cloud{display:flex;gap:8px;flex-wrap:wrap}
.tag-cloud a{padding:5px 13px;border-radius:99px;background:var(--soft);border:1px solid var(--stroke);
  font-size:13px;color:var(--text2);transition:.2s}
.tag-cloud a:hover{color:var(--accent-text);border-color:var(--p1)}

/* ===== 分页 ===== */
.pager{display:flex;justify-content:center;gap:8px;margin-top:38px;flex-wrap:wrap}
.pager a,.pager span{padding:9px 16px;border-radius:11px;border:1px solid var(--stroke);background:var(--card);
  font-size:14px;color:var(--text2);transition:.2s}
.pager a:hover{border-color:var(--p1);color:var(--accent-text)}
.pager .cur{background:linear-gradient(135deg,var(--p1),var(--p2));color:#fff;border-color:transparent}

/* ===== 空状态 ===== */
.empty{text-align:center;padding:70px 20px;color:var(--text2)}
.empty .big{font-size:44px;margin-bottom:14px}

/* ===== 页脚 ===== */
footer{border-top:1px solid var(--stroke);background:var(--soft);padding:56px 0 28px;margin-top:64px;
  transition:background .35s}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;margin-bottom:36px}
.footer-grid h4{color:var(--hi);font-size:15px;margin-bottom:16px}
.footer-grid a{display:block;font-size:14px;color:var(--text2);margin-bottom:9px;transition:.2s}
.footer-grid a:hover{color:var(--accent-text);transform:translateX(3px)}
.footer-desc{color:var(--text2);font-size:14px;max-width:340px}
.footer-bottom{border-top:1px solid var(--stroke);padding-top:22px;font-size:13px;color:var(--text2);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* 反馈邮箱展示（不拉起邮件客户端，直接给出地址可复制） */
/* 邮箱整串不拆行（避免在窄栏里被切成两半），需要时整体换行 */
.email{font-family:Consolas,Menlo,monospace;font-weight:700;color:var(--accent-text);
  user-select:all;white-space:nowrap}
.email-line{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.copy-row{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 6px}

/* 全站固定的反馈信息卡（显示邮箱 + 一键复制） */
.float-feedback{position:fixed;right:22px;bottom:22px;z-index:90;display:flex;align-items:center;gap:10px;
  padding:10px 14px;border-radius:14px;font-size:13.5px;color:var(--text);
  background:var(--card-solid);border:1px solid var(--stroke);box-shadow:var(--card-shadow);
  backdrop-filter:blur(12px);max-width:min(92vw,420px);flex-wrap:wrap}
.float-feedback .fb-title{font-weight:700;color:var(--accent-text);white-space:nowrap}
@media(max-width:640px){
  .float-feedback{right:12px;left:12px;bottom:12px;justify-content:center;font-size:12.5px;gap:8px;
    padding:9px 12px}
  .float-feedback .fb-title{display:none}
}

/* ===== 提示条 ===== */
.flash{max-width:1180px;margin:16px auto -8px;padding:12px 20px;border-radius:12px;font-size:14px}
.flash.ok{background:rgba(16,185,129,.14);border:1px solid rgba(16,185,129,.4);color:#34d399}
.flash.error{background:rgba(239,68,68,.14);border:1px solid rgba(239,68,68,.4);color:#f87171}

/* ===== 响应式 ===== */
@media(max-width:960px){
  .tool-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .layout{grid-template-columns:1fr}
}
@media(max-width:640px){
  .nav-links{display:none}
  .nav-search{display:none}
  .menu-toggle{display:flex}
  /* 移动端：Logo 占满左侧，右侧两个按钮自动靠右 */
  .navbar .container{gap:10px}
  .logo{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis}
  .theme-toggle{margin-left:auto}
  .hero{padding:64px 0 56px}
  .hero h1{font-size:32px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .hero-stats>div:nth-child(2){border-right:none}
  .hero-stats>div:nth-child(-n+2){border-bottom:1px solid var(--stroke)}
  .tool-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .detail-banner .btn{margin-left:0}
  .detail-actions{width:100%}
  .shots{grid-template-columns:1fr}
  .num{font-size:24px}
}