/* ============================================================
   工厂AI百宝箱 · 前台样式（融合定稿版 1:1 提取）
   ============================================================ */
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"PingFang SC","Microsoft YaHei",sans-serif;background:#fef4f3;color:#1f2329;font-size:14px}
a{text-decoration:none;color:inherit}
.layout{display:flex;min-height:100vh}

/* ===== 左侧深色分类栏 ===== */
.sidebar{width:185px;flex-shrink:0;background:#262a30;color:#c9cdd4;position:sticky;top:0;height:100vh;overflow-y:auto;display:flex;flex-direction:column}
.sidebar::-webkit-scrollbar{width:5px}
.sidebar::-webkit-scrollbar-thumb{background:#444a52;border-radius:3px}
.logo{display:flex;align-items:center;gap:9px;padding:20px 15px;color:#fff}
.logo-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#ff5a4e,#d9261c);display:flex;align-items:center;justify-content:center;font-size:19px;box-shadow:0 4px 12px rgba(217,38,28,.45);flex-shrink:0}
.logo-text{font-size:17px;font-weight:800;letter-spacing:.5px}
.logo-text small{display:block;font-size:9px;font-weight:400;color:#8b909a;letter-spacing:1.5px;margin-top:2px}
.side-nav{padding:8px 9px 8px 12px;flex:1}
.side-item{display:flex;align-items:center;gap:10px;padding:12px 1px 12px 25px;border-radius:10px;cursor:pointer;margin-bottom:4px;transition:.2s;font-size:15px}
.side-item .ico{width:22px;text-align:center;font-size:17px;opacity:.9}
.side-item .arrow{margin-left:auto;font-size:9px;color:#6b7078;transition:.2s}
.side-item:hover{background:#2f343b;color:#fff}
.side-item.active{background:linear-gradient(90deg,rgba(217,38,28,.92),rgba(180,25,18,.85));color:#fff;font-weight:700;box-shadow:0 4px 14px rgba(217,38,28,.35)}
.side-item.active .arrow{color:#fff}
.side-badge{background:#d9261c;color:#fff;font-size:10px;padding:1px 6px;border-radius:8px;margin-left:2px}
.side-foot{padding:12px 15px;font-size:11px;color:#5c6169;border-top:1px solid #33383f;line-height:1.8}

/* ===== 主区域 ===== */
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{background:#fff;display:flex;align-items:center;padding:0 18px;height:66px;position:sticky;top:0;z-index:50;box-shadow:0 1px 0 rgba(217,38,28,.08)}
.top-nav{display:flex;gap:2px;flex:1;overflow-x:auto}
.top-nav a{padding:8px 7px;border-radius:8px;font-size:15px;color:#333;white-space:nowrap;font-weight:500}
.top-nav a:hover{color:#d9261c;background:#fdf0ef}
.top-nav a.on{color:#d9261c;font-weight:700}
.top-nav a.geo-hot{color:#e8551c;font-weight:800}
.top-nav a.geo-hot:hover{background:#fff3e8;color:#e8551c}
.top-right{display:flex;align-items:center;gap:12px;margin-left:18px;flex-shrink:0}
.search-box{display:flex;align-items:center;background:#fef4f3;border:1.5px solid transparent;border-radius:22px;padding:0 8px 0 18px;width:270px;height:40px;transition:.2s}
.search-box:focus-within{border-color:#d9261c;background:#fff}
.search-box input{border:0;outline:0;background:transparent;flex:1;font-size:14px}
.search-box .sbtn{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,#ff5a4e,#d9261c);color:#fff;border:0;cursor:pointer;font-size:14px}
.btn-login{font-size:14px;color:#555;padding:8px 10px;cursor:pointer;font-weight:600}
.btn-login:hover{color:#d9261c}
.btn-reg{background:linear-gradient(135deg,#ff5a4e,#d9261c);color:#fff;font-size:14px;font-weight:700;padding:9px 20px;border-radius:20px;cursor:pointer;border:0;box-shadow:0 4px 12px rgba(217,38,28,.3);white-space:nowrap}

.content{padding:22px 21px 60px 18px;max-width:1500px;width:100%}

/* ===== Bento 数据横幅 ===== */
.bento{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:14px;margin-bottom:18px}
.bento-main{border-radius:16px;background:
  radial-gradient(circle at 15% 25%,rgba(255,120,90,.4),transparent 45%),
  radial-gradient(circle at 85% 85%,rgba(255,60,40,.3),transparent 50%),
  linear-gradient(120deg,#5c0d0d 0%,#8a1414 50%,#4a0909 100%);
  color:#fff;padding:24px 28px;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:center;min-height:150px}
.bento-main::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.12) 1px,transparent 1px);background-size:24px 24px;opacity:.5}
.bento-main>*{position:relative;z-index:1}
.bento-live{display:flex;align-items:center;gap:8px;font-size:14px;color:#ffd9d5;margin-bottom:10px}
.live-dot{width:9px;height:9px;border-radius:50%;background:#5dff9d;box-shadow:0 0 8px #5dff9d;animation:blink 1.4s infinite}
@keyframes blink{50%{opacity:.35}}
.bento-main .big{font-size:38px;font-weight:800;line-height:1.1}
.bento-main .big small{font-size:16px;font-weight:400;color:#ffd9d5;margin-left:6px}
.bento-main .new{color:#ffb3a8;font-size:15px;margin-top:8px}
.bento-main .new b{color:#ff9a8a;font-size:22px;margin:0 3px}
.ad-tag{position:absolute;right:12px;bottom:8px;font-size:11px;color:rgba(255,255,255,.5);z-index:2}
.bento-card{background:#fff;border-radius:16px;padding:18px 20px;display:flex;flex-direction:column;justify-content:space-between;min-height:150px;border:1px solid #ffe1de;transition:.2s;cursor:pointer}
.bento-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(217,38,28,.12)}
.bento-card .bc-top{display:flex;align-items:center;justify-content:space-between}
.bento-card .bc-ico{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px}
.bento-card .bc-num{font-size:32px;font-weight:800;color:#1f2329;line-height:1.1}
.bento-card .bc-num small{font-size:13px;color:#999;font-weight:400;margin-left:3px}
.bento-card .bc-label{font-size:13px;color:#8b909a;margin-top:2px}
.bc-chart{display:flex;align-items:flex-end;gap:3px;height:26px;margin-top:6px}
.bc-chart i{width:7px;border-radius:2px 2px 0 0;background:linear-gradient(180deg,#ff8a7d,#d9261c);opacity:.85}
.bc-ring{width:44px;height:44px;border-radius:50%;background:conic-gradient(#d9261c 0 72%,#ffe1de 72% 100%);display:flex;align-items:center;justify-content:center;position:relative}
.bc-ring::after{content:"";position:absolute;width:32px;height:32px;background:#fff;border-radius:50%}
.bc-ring span{position:relative;z-index:1;font-size:11px;font-weight:800;color:#d9261c}

/* ===== 栏目分区 ===== */
.section{margin-bottom:32px}
.section:first-of-type{margin-top:26px}
.sec-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.sec-ico{width:32px;height:32px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:17px;color:#fff}
.sec-title{font-size:21px;font-weight:800}
.sec-count{color:#b06a64;font-size:14px;font-weight:400}
.sec-more{margin-left:auto;color:#b06a64;font-size:14px;cursor:pointer;font-weight:600}
.sec-more:hover{color:#d9261c}
.sub-tabs{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:18px}
.tab{padding:7px 18px;border-radius:20px;background:#fff;color:#666;font-size:14px;cursor:pointer;border:1px solid #ffe1de;transition:.15s}
.tab:hover{color:#d9261c;border-color:#f3b8b2}
.tab.on{background:linear-gradient(135deg,#ff5a4e,#d9261c);color:#fff;font-weight:700;border-color:transparent;box-shadow:0 4px 12px rgba(217,38,28,.28)}

/* ===== 工具卡片 ===== */
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px 12px;margin-right:36px}

/* ===== 工具卡片（左 Logo + 右名称简介，大字号适老化） ===== */
.tc{display:flex;align-items:center;gap:8px;position:relative;background:#fff;border:1px solid #f0e4e3;border-radius:16px;padding:14px 14px 14px 12px;text-decoration:none;color:inherit;box-shadow:0 2px 8px rgba(217,38,28,.05);transition:transform .18s,box-shadow .18s,border-color .18s;min-height:104px;box-sizing:border-box}
.tc:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(217,38,28,.15);border-color:#ffc9c4}
.tc-logo{width:54px;height:54px;border-radius:13px;background:#fef4f3;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}
.tc-logo img{width:100%;height:100%;object-fit:cover;display:block}
.tc-logo-emoji{font-size:27px;line-height:1}
.tc-body{flex:1;min-width:0}
.tc-title{font-size:16.5px;font-weight:800;color:#222;line-height:1.35;margin-bottom:8px;display:flex;align-items:center;gap:6px;overflow:hidden}
.tc-title .tt{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tc-tag{position:absolute;top:9px;right:11px;font-size:14px;line-height:1}
.tc-tag + .tc-tag{right:30px}
.tc-desc{font-size:13.5px;color:#8a7a78;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media (max-width:1024px){.cards{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:768px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))} .tc{min-height:0;padding:12px;gap:10px} .tc-logo{width:52px;height:52px} .tc-logo-emoji{font-size:26px} .tc-title{font-size:15.5px} .tc-desc{font-size:13px}}
@media (max-width:480px){.cards{grid-template-columns:1fr}}
.card{background:#fff;border-radius:14px;padding:18px 16px;cursor:pointer;transition:.22s;border:1px solid #ffe9e7;display:flex;gap:12px;align-items:flex-start;position:relative}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(217,38,28,.14);border-color:#f6c4bf}
.card-logo{width:46px;height:46px;border-radius:12px;flex-shrink:0;display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;font-weight:800;position:relative;background:linear-gradient(135deg,#ff6a3d,#e8441c)}
.verified{position:absolute;right:-5px;bottom:-5px;width:18px;height:18px;border-radius:50%;background:#d9261c;border:2.5px solid #fff;display:flex;align-items:center;justify-content:center;color:#fff;font-size:9px;font-weight:800;z-index:2;box-shadow:0 2px 5px rgba(217,38,28,.4)}
.card-body{min-width:0}
.card-name{font-size:15.5px;font-weight:700;margin-bottom:5px;display:flex;align-items:center;gap:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card-tag{font-size:9px;background:#d9261c;color:#fff;padding:1px 6px;border-radius:4px;flex-shrink:0;font-weight:700}
.card-tag.new{background:#f5a623}
.card-desc{font-size:12.5px;color:#9a7a76;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* 空占位 */
.empty-grid{grid-column:1/-1;background:#fff;border:1px dashed #f3b8b2;border-radius:14px;padding:38px;text-align:center;color:#b06a64}
.empty-grid .eg-ico{font-size:30px;margin-bottom:8px}

/* ===== 右侧竖排客服条 ===== */
.kf-bar{position:fixed;right:0;bottom:18px;z-index:70;background:#fff;border-radius:16px 0 0 16px;box-shadow:-6px 6px 24px rgba(217,38,28,.16);border:1px solid #ffe1de;border-right:0}
.kf-toggle{width:68px;height:30px;line-height:28px;text-align:center;font-size:13px;font-weight:800;color:#d9261c;cursor:pointer;border-bottom:1px solid #ffecea;user-select:none;transition:.18s}
.kf-toggle:hover{background:#fff5f4}
.kt-closed{display:none}
.kf-bar.kf-collapsed .kf-item{display:none}
.kf-bar.kf-collapsed{background:linear-gradient(160deg,#ff6a5a,#d9261c);border:1px solid #ff8a7d;border-right:0;border-radius:34px 0 0 34px;box-shadow:0 10px 28px rgba(217,38,28,.5);animation:kfBreath 2.2s ease-in-out infinite}
.kf-bar.kf-collapsed:hover{animation-play-state:paused;transform:scale(1.06);transform-origin:right bottom}
.kf-bar.kf-collapsed .kf-toggle{height:auto;padding:13px 0 12px;border-bottom:0;background:transparent;color:#fff;line-height:1.2}
.kf-bar.kf-collapsed .kf-toggle:hover{background:transparent}
.kf-bar.kf-collapsed .kt-open{display:none}
.kf-bar.kf-collapsed .kt-closed{display:block}
.kt-ico{display:block;font-size:24px;line-height:1;margin-bottom:5px}
.kt-txt{display:block;font-size:14px;font-weight:800;letter-spacing:3px;margin-left:3px}
@keyframes kfBreath{0%,100%{box-shadow:0 10px 28px rgba(217,38,28,.5)}50%{box-shadow:0 10px 36px rgba(217,38,28,.9)}}
.kf-item{width:68px;padding:13px 0 12px;text-align:center;cursor:pointer;position:relative;border-bottom:1px solid #ffecea;transition:.18s}
.kf-item:last-child{border-bottom:0}
.kf-item:hover{background:#fff5f4}
.kf-item .ki-ico{font-size:21px;line-height:1}
.kf-item .ki-txt{font-size:11.5px;color:#d9261c;font-weight:700;margin-top:6px;line-height:1.25}
.kf-pop{position:absolute;right:78px;top:50%;transform:translateY(-50%);background:#fff;border:1px solid #ffe1de;border-radius:16px;padding:18px 20px;box-shadow:0 10px 32px rgba(120,20,10,.16);opacity:0;visibility:hidden;transition:.2s;text-align:center;white-space:nowrap}
.kf-item:hover .kf-pop{opacity:1;visibility:visible;right:82px}
.kf-pop::after{content:"";position:absolute;right:-8px;top:50%;transform:translateY(-50%);border:8px solid transparent;border-left-color:#fff;filter:drop-shadow(2px 0 0 #ffe1de)}
.kf-pop .kp-title{font-size:15px;font-weight:800;color:#1f2329;margin-bottom:3px}
.kf-pop .kp-sub{font-size:12px;color:#b06a64;margin-bottom:12px}
.qr{width:138px;height:138px;margin:0 auto 10px;display:block}
.kp-phone{font-size:21px;font-weight:800;color:#d9261c;letter-spacing:1px;margin:4px 0 6px}
.kp-time{font-size:12px;color:#b06a64;margin-bottom:12px}
.kp-btn{display:block;background:linear-gradient(135deg,#ff5a4e,#d9261c);color:#fff;font-weight:800;font-size:13px;padding:9px 0;border-radius:18px;text-align:center;box-shadow:0 4px 12px rgba(217,38,28,.3);white-space:nowrap}
.kp-note{font-size:11px;color:#bbb;margin-top:8px}

/* ===== GEO 样式卡广告位（后台广告位 geo，v=43） ===== */
.geo-pick{display:flex;align-items:center;gap:18px;border-radius:16px;padding:20px 24px;margin-bottom:18px;
  background:linear-gradient(120deg,#4a0d0d 0%,#8a1414 55%,#6a1010 100%);color:#fff;position:relative;overflow:hidden;cursor:pointer;transition:.22s;border:1px solid rgba(245,166,35,.45);text-decoration:none}
.geo-pick:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(138,20,20,.4)}
.geo-pick::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.1) 1px,transparent 1px);background-size:22px 22px;opacity:.55;pointer-events:none}
.geo-pick>*{position:relative;z-index:1}
.gp-logo{width:64px;height:64px;border-radius:16px;background:linear-gradient(135deg,#ffc857,#f5a623);display:flex;align-items:center;justify-content:center;font-size:30px;flex-shrink:0;box-shadow:0 6px 18px rgba(245,166,35,.5);overflow:hidden}
.gp-logo img{width:100%;height:100%;object-fit:cover}
.gp-info{flex:1;min-width:0}
.gp-name{font-size:18px;font-weight:800;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.gp-badge{background:linear-gradient(135deg,#ffc857,#f5a623);color:#5c2e00;font-size:11px;font-weight:800;padding:3px 11px;border-radius:11px;white-space:nowrap}
.gp-desc{color:#ffd9d5;font-size:13.5px;margin-top:7px;line-height:1.65}
.gp-btn{background:linear-gradient(135deg,#ffc857,#f5a623);color:#fff;font-weight:800;font-size:14px;padding:12px 28px;border-radius:23px;white-space:nowrap;box-shadow:0 6px 16px rgba(245,166,35,.45);flex-shrink:0}
@media (max-width:768px){.geo-pick{flex-wrap:wrap;gap:12px;padding:16px}.gp-logo{width:52px;height:52px;font-size:26px}.gp-name{font-size:16.5px}.gp-btn{padding:10px 20px}}