/* 瑞博 · 策划与PPT设计专题站
   主色 = PowerPoint 品牌橘红 #C43E1C（2026-11-03 由品牌蓝 #C43E1C 切换）
   --primary  #C43E1C  PPT 橘红（主）
   --primary-dark #8E2A10  暗部/按压态
   --tech     #D24726  次强调（原青绿位，现为暖橘）
   --gold     #F0A030  点缀（高亮数字、CTA） */
:root{
  --primary:#C43E1C; --primary-dark:#8E2A10; --tech:#D24726; --gold:#F0A030;
  --ink:#2B1610; --text:#4A3A34; --muted:#8A7168;
  --bg:#FDF8F5; --card:#fff; --border:#EEDFD8;
  --max-width:1380px; --radius:14px;
  --shadow:0 8px 28px rgba(43,22,16,.08); --shadow-lg:0 18px 48px rgba(43,22,16,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;color:var(--text);background:var(--bg);line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 1.25rem}

/* ===== 头部导航 ===== */
.site-header{position:sticky;top:0;z-index:99;background:#fff;border-bottom:1px solid var(--border)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;min-height:68px}
.logo-area{display:flex;align-items:center;gap:14px}
.logo-area img{height:42px;width:auto}
.logo-div{width:1px;height:40px;background:var(--border)}
.logo-txt{display:flex;flex-direction:column;justify-content:center;line-height:1.3}
.logo-sub{display:block;font-size:16px;font-weight:700;color:var(--ink);letter-spacing:1px;white-space:nowrap}
.logo-sub em{color:var(--tech);font-style:normal}
.logo-tagline{display:block;font-size:10.5px;color:var(--muted);letter-spacing:1.6px;white-space:nowrap;margin-top:2px}
.site-nav ul{display:flex;align-items:center;gap:.35rem;list-style:none}
.site-nav a{display:inline-block;color:var(--text);font-size:15px;font-weight:500;padding:.5rem .9rem;border-radius:8px;white-space:nowrap;transition:.2s}
.site-nav a:hover{background:var(--bg);color:var(--primary)}
.site-nav a.on{color:var(--primary);font-weight:700}
.nav-cta{background:linear-gradient(135deg,var(--primary),var(--primary-dark))!important;color:#fff!important;padding:.55rem 1.25rem!important;border-radius:99px;font-weight:600;box-shadow:0 4px 14px rgba(196,62,28,.28)}
@media(max-width:920px){
  /* 移动端头部：logo 竖线+副标整体缩小，防止 nowrap 撑破视口造成横向溢出 */
  .nav-inner{min-height:60px;gap:10px}
  .logo-area{gap:9px;min-width:0;flex:1 1 auto;overflow:hidden}
  .logo-area img{height:34px}
  .logo-div{height:30px}
  .logo-txt{min-width:0}
  .logo-sub{font-size:13px;letter-spacing:0;white-space:normal;line-height:1.25}
  .logo-tagline{font-size:9px;letter-spacing:.6px;white-space:normal;line-height:1.25}
  .m-nav-btn{flex:0 0 auto}
  .site-nav{display:none}
  .m-nav-btn{display:flex!important}
  .m-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);box-shadow:var(--shadow-lg);padding:.5rem 1.25rem 1rem}
  .m-nav.open{display:block}
  .m-nav a{display:block;padding:.85rem .5rem;border-bottom:1px solid var(--border);font-size:15px}
  .m-nav a:last-child{border-bottom:none}
}
.m-nav-btn{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--border);border-radius:8px;background:none;font-size:20px;color:var(--ink);cursor:pointer}
/* 移动菜单默认隐藏；仅 .open 时展开。桌面端强制隐藏。 */
.m-nav{display:none}
.m-nav.open{display:block}
@media(min-width:921px){.m-nav{display:none!important}}

/* ===== Hero（本站专属：对角光束 + 同心圆环，与主站背景区分） ===== */
.hero{position:relative;overflow:hidden;color:#fff;padding:4.5rem 0;
  background:linear-gradient(115deg,var(--ink) 0%,#5E1B08 42%,#8E2A10 72%,#A8340F 100%)}
.hero::before{content:"";position:absolute;right:-8%;top:-30%;width:640px;height:640px;border-radius:50%;
  border:1px solid rgba(210,71,38,.28);
  box-shadow:inset 0 0 0 60px rgba(210,71,38,.05),inset 0 0 0 130px rgba(210,71,38,.04)}
.hero::after{content:"";position:absolute;right:6%;top:-6%;width:420px;height:420px;border-radius:50%;
  border:1px dashed rgba(255,192,138,.3)}
.hero .beam{position:absolute;inset:0;pointer-events:none;background:linear-gradient(100deg,transparent 55%,rgba(210,71,38,.14) 70%,transparent 85%)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(29px,4.2vw,46px);line-height:1.25;font-weight:800;color:#fff;letter-spacing:1px}
.hero h1 .hl{background:linear-gradient(90deg,#FFC08A,var(--tech));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{margin-top:20px;font-size:16.5px;color:rgba(255,255,255,.78);max-width:600px}
.hero .acts{margin-top:32px;display:flex;gap:16px;flex-wrap:wrap}
.hero .proof{margin-top:26px;font-size:13.5px;color:rgba(255,255,255,.55)}
.hero .proof b{color:#FFC08A;font-weight:700}
.eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(210,71,38,.45);color:#FFC08A;font-size:13px;padding:6px 16px;border-radius:99px;letter-spacing:3px;margin-bottom:24px}
.hero-visual{position:relative;height:360px;max-width:100%;overflow:hidden}
.hv-card{position:absolute;border-radius:12px;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.45);contain:layout paint}
.hv-card svg{width:100%;height:100%;display:block}
.hv1{width:86%;height:70%;top:12%;left:7%;transform:rotate(1.5deg)}
@media(max-width:920px){
  /* 移动端：Hero 单列，视觉卡改为静态块并限制高度，禁止溢出覆盖文字 */
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{height:auto;max-width:100%;margin-top:2rem}
  .hv-card{position:static;width:100%!important;height:auto!important;transform:none!important;box-shadow:0 12px 32px rgba(0,0,0,.35)}
  .hv-card svg{height:auto;aspect-ratio:480/300}
}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.8rem 1.75rem;border-radius:99px;font-weight:600;font-size:15px;transition:.2s;cursor:pointer}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 6px 20px rgba(196,62,28,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(196,62,28,.38);color:#fff}
.btn-accent{background:linear-gradient(135deg,#F0A030,#D9761C);color:#fff;box-shadow:0 6px 20px rgba(217,118,28,.38)}
.btn-accent:hover{transform:translateY(-2px);color:#fff}
.btn-ghost{border:1.5px solid rgba(255,255,255,.45);color:#fff}
.btn-ghost:hover{border-color:#FFC08A;color:#FFC08A}
.btn-sm{padding:.55rem 1.3rem;font-size:14px}

/* ===== 区块 ===== */
section.blk{padding:5rem 0}
/* 案例页「六个特点」：上间距收窄，紧跟案例网格 */
section.blk.feat-sec{padding-top:2.4rem}
section.blk.feat-sec .section-head{margin-bottom:2.2rem}
.section-head{text-align:center;max-width:760px;margin:0 auto 3.2rem}
.section-head .kicker{color:var(--tech);font-size:13px;letter-spacing:4px;font-weight:700}
.section-head h2{font-size:clamp(23px,3vw,32px);color:var(--ink);margin-top:10px;letter-spacing:1px}
.section-head p{color:var(--muted);margin-top:12px;font-size:15px}
.grid{display:grid;gap:1.5rem}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2rem 1.75rem;box-shadow:0 4px 16px rgba(43,22,16,.05);transition:.25s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--tech)}
.card h3{color:var(--ink);font-size:18.5px;margin-bottom:.5rem}
.card .sub{color:var(--tech);font-size:13px;font-weight:700;letter-spacing:1px;margin-bottom:1rem}
.card p,.card li{font-size:14.5px;color:var(--text)}
.card ul{list-style:none}
.card li{padding:.35rem 0 .35rem 1.5rem;position:relative}
.card li::before{content:"";position:absolute;left:0;top:.95rem;width:11px;height:11px;border-radius:3px;background:linear-gradient(135deg,var(--tech),var(--primary));opacity:.85}

/* ===== 数据条（6 项 3 列） ===== */
.stats{background:var(--ink);color:#fff;padding:2.2rem 0}
.stats .container{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;text-align:center}
.stats b{font-size:clamp(20px,2.4vw,30px);color:#FFC08A;font-weight:800}
.stats span{display:block;font-size:12px;color:rgba(255,255,255,.6);margin-top:4px;letter-spacing:.5px}
@media(max-width:1080px){.stats .container{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.stats .container{grid-template-columns:repeat(2,1fr)}}

/* ===== 内页横幅 ===== */
.page-hero{position:relative;color:#fff;padding:3.6rem 0;overflow:hidden;
  background:linear-gradient(115deg,var(--ink) 0%,#5E1B08 45%,#8E2A10 75%,#A8340F 100%)}
.page-hero::before{content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;border:1px solid rgba(210,71,38,.25)}
.page-hero .container{position:relative;z-index:1;text-align:center}
.page-hero h1{font-size:clamp(25px,3.4vw,36px);color:#fff;letter-spacing:1px}
.page-hero .crumb{font-size:13px;color:rgba(255,255,255,.55);margin-bottom:14px}
.page-hero .crumb a{color:rgba(255,255,255,.75)}
.page-hero .crumb a:hover{color:#FFC08A}

/* ===== 案例卡（对齐主站排版：封面 + 标签 + 标题 + 摘要 + 链接） ===== */
.case-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.25s;box-shadow:0 4px 16px rgba(43,22,16,.05)}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--tech)}
.case-card .cover{display:block;aspect-ratio:16/10;overflow:hidden}
.case-card .cover svg{width:100%;height:100%;display:block}
.case-card .body{padding:1.5rem 1.5rem 1.7rem}
.case-card .cat{display:inline-block;font-size:12px;color:var(--tech);background:rgba(210,71,38,.09);padding:3px 12px;border-radius:99px;font-weight:600}
.case-card h3{font-size:17px;color:var(--ink);margin:.7rem 0 .5rem;line-height:1.5}
.case-card p{font-size:14px;color:var(--muted)}
.case-card .meta{margin-top:.9rem;font-size:13px;color:var(--primary);font-weight:600}

/* ===== 报价 ===== */
.price{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.price-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2.4rem 2rem;position:relative;transition:.25s;display:flex;flex-direction:column}
.price-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.price-card.hot{border:2px solid var(--tech);box-shadow:0 14px 40px rgba(210,71,38,.16)}
.price-card .badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--tech),#D24726);color:#fff;font-size:12px;font-weight:700;padding:4px 16px;border-radius:99px;letter-spacing:2px;white-space:nowrap}
.price-card h3{color:var(--ink);font-size:19px}
.price-card .for{font-size:13px;color:var(--muted);margin:.3rem 0 1.1rem}
.price-card .amount{font-size:32px;font-weight:800;color:var(--primary);line-height:1.2}
.price-card .amount small{font-size:14px;font-weight:500;color:var(--muted)}
.price-card .note{font-size:12.5px;color:var(--gold);margin:.2rem 0 1.1rem}
.price-card ul{list-style:none;flex:1}
.price-card li{font-size:14px;color:var(--text);padding:.4rem 0 .4rem 1.5rem;position:relative}
.price-card li::before{content:"✓";position:absolute;left:0;color:var(--tech);font-weight:700}
.price-card .btn{margin-top:1.4rem;justify-content:center}
@media(max-width:1280px){.price{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.price{grid-template-columns:1fr}}
.table-wrap{overflow-x:auto;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 4px 16px rgba(43,22,16,.05)}
table.addons{width:100%;border-collapse:collapse;min-width:640px}
table.addons th,table.addons td{padding:.9rem 1.2rem;text-align:left;font-size:14px;border-bottom:1px solid var(--border)}
table.addons th{background:linear-gradient(135deg,#FDF3EE,#FBE9E1);color:var(--ink);font-size:13.5px;letter-spacing:1px;text-transform:uppercase}
table.addons tr{transition:background .2s}
table.addons tbody tr:hover{background:#FEF4EE}
table.addons tr:last-child td{border-bottom:none}
table.addons td b{color:var(--primary)}
table.addons td:nth-child(3){font-weight:700;color:var(--primary);white-space:nowrap}

/* ===== 干货攻略列表 ===== */
.post{display:grid;grid-template-columns:150px 1fr;gap:1.5rem;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.6rem;transition:.25s;margin-bottom:1.2rem}
.post:hover{box-shadow:var(--shadow);border-color:var(--tech)}
.post .date{font-size:13px;color:var(--muted);border-right:1px solid var(--border);padding-right:1.2rem;align-self:start}
.post .date b{display:block;font-size:22px;color:var(--primary)}
.post h3{font-size:17px;color:var(--ink);line-height:1.6}
.post h3 a:hover{color:var(--tech)}
.post p{font-size:14px;color:var(--muted);margin-top:.4rem}
.post .tag{display:inline-block;font-size:12px;color:var(--tech);background:rgba(210,71,38,.09);padding:2px 12px;border-radius:99px;margin-bottom:.5rem;font-weight:600}
@media(max-width:640px){.post{grid-template-columns:1fr}.post .date{border-right:none;border-bottom:1px solid var(--border);padding:0 0 .6rem}}

/* ===== FAQ ===== */
.faq{max-width:860px;margin:0 auto}
.faq details{background:var(--card);border:1px solid var(--border);border-left:4px solid var(--border);border-radius:10px;padding:1.15rem 1.4rem;margin-bottom:.9rem;transition:.25s;position:relative}
.faq details:hover{border-color:var(--tech);border-left-color:var(--tech);box-shadow:var(--shadow)}
.faq details[open]{border-color:var(--tech);border-left:4px solid var(--tech);background:linear-gradient(135deg,#fff, #FEF3EE);box-shadow:var(--shadow)}
.faq summary{cursor:pointer;font-weight:700;color:var(--ink);font-size:15.5px;list-style:none;position:relative;padding:0 2.4rem 0 2.2rem;line-height:1.6}
.faq summary::before{content:"Q";position:absolute;left:0;top:-1px;width:24px;height:24px;border-radius:7px;background:linear-gradient(135deg,var(--tech),var(--primary));color:#fff;font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center}
.faq summary::after{content:"+";position:absolute;right:0;top:-2px;font-size:22px;color:var(--tech);transition:.25s;font-weight:300}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:.8rem 0 0 2.2rem;font-size:14px;color:var(--text);border-top:1px dashed var(--border);padding-top:.8rem}

/* ===== CTA / 页脚 ===== */
.cta-sec{background:linear-gradient(115deg,var(--ink),#8E2A10 70%,#A8340F);color:#fff;text-align:center;padding:5rem 0;position:relative;overflow:hidden}
.cta-sec::before{content:"";position:absolute;inset:0;background:radial-gradient(560px 260px at 50% 0%,rgba(210,71,38,.18),transparent 65%)}
.cta-sec .container{position:relative;z-index:1}
.cta-sec h2{font-size:clamp(23px,3.2vw,34px);color:#fff;letter-spacing:1px}
.cta-sec p{color:rgba(255,255,255,.7);margin:14px auto 30px;max-width:560px;font-size:15px}

/* 页脚（对齐主站结构：品牌区 + 服务 + 快捷导航 + 版权/备案） */
.site-footer{background:var(--ink);color:#C9A99B;font-size:13.5px;padding-top:3.2rem}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr .95fr 1.05fr;gap:1.6rem;padding-bottom:2.4rem}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:1rem;letter-spacing:1px}
.footer-grid ul{list-style:none}
.footer-grid li{margin-bottom:.55rem}
.footer-grid a{color:#C9A99B;transition:.2s}
.footer-grid a:hover{color:#FFC08A}
.footer-brand img{height:38px;margin-bottom:1rem}
.footer-brand p{line-height:1.8;font-size:13px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:1.4rem 0;display:flex;flex-wrap:wrap;gap:.75rem 1.5rem;justify-content:space-between;font-size:12.5px;color:#8A7168}
.footer-bottom a{color:#C9A99B}
.footer-bottom a:hover{color:#fff}
@media(max-width:1080px){.footer-grid{grid-template-columns:1.1fr 1fr 1fr;row-gap:2rem}}
@media(max-width:860px){.footer-grid{grid-template-columns:1fr}}

/* 服务区块右侧背景装饰图（左侧渐隐不挡文字） */
.blk-decor{position:relative;overflow:hidden}
.blk-decor>.container{position:relative;z-index:1}

/* 两列 FAQ：与 container 同宽，列间留缝；窄屏回落单列 */
.faq.faq-2col{display:grid;grid-template-columns:1fr 1fr;gap:1rem 1.25rem;max-width:none;align-items:start}
.faq.faq-2col details{margin:0}
@media(max-width:920px){.faq.faq-2col{grid-template-columns:1fr}}

/* ===== 服务内容卡：左文字 + 右配图（4:3），移动端隐藏配图 ===== */
.card-split{display:grid;grid-template-columns:minmax(0,1fr) 224px;gap:1.4rem;align-items:center;padding:1.6rem 1.5rem}
.card-split>.cs-txt{min-width:0}
/* 配图：固定列宽保证 6 张尺寸完全一致；4:3 比例不变 */
.card-split>.cs-pic{width:224px;border-radius:10px;overflow:hidden;flex:0 0 auto}
.card-split>.cs-pic img{width:100%;height:auto;object-fit:cover;display:block}
/* 左侧条目不换行：超出时自动缩字号，不裁字 */
.card-split li{white-space:nowrap;overflow:visible}
@media(max-width:920px){
  .card-split{grid-template-columns:1fr;padding:1.75rem 1.5rem}
  .card-split>.cs-pic{display:none}   /* 手机端不显示配图 */
}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.8rem 1.75rem;border-radius:99px;font-weight:600;font-size:15px;transition:.2s;cursor:pointer}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 6px 20px rgba(196,62,28,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(196,62,28,.38);color:#fff}
.btn-accent{background:linear-gradient(135deg,#F0A030,#D9761C);color:#fff;box-shadow:0 6px 20px rgba(217,118,28,.38)}
.btn-accent:hover{transform:translateY(-2px);color:#fff}
.btn-ghost{border:1.5px solid rgba(255,255,255,.45);color:#fff}
.btn-ghost:hover{border-color:#FFC08A;color:#FFC08A}
.btn-sm{padding:.55rem 1.3rem;font-size:14px}

/* ===== 区块 ===== */
section.blk{padding:5rem 0}
/* 案例页「六个特点」：上间距收窄，紧跟案例网格 */
section.blk.feat-sec{padding-top:2.4rem}
section.blk.feat-sec .section-head{margin-bottom:2.2rem}
.section-head{text-align:center;max-width:760px;margin:0 auto 3.2rem}
.section-head .kicker{color:var(--tech);font-size:13px;letter-spacing:4px;font-weight:700}
.section-head h2{font-size:clamp(23px,3vw,32px);color:var(--ink);margin-top:10px;letter-spacing:1px}
.section-head p{color:var(--muted);margin-top:12px;font-size:15px}
.grid{display:grid;gap:1.5rem}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2rem 1.75rem;box-shadow:0 4px 16px rgba(43,22,16,.05);transition:.25s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--tech)}
.card h3{color:var(--ink);font-size:18.5px;margin-bottom:.5rem}
.card .sub{color:var(--tech);font-size:13px;font-weight:700;letter-spacing:1px;margin-bottom:1rem}
.card p,.card li{font-size:14.5px;color:var(--text)}
.card ul{list-style:none}
.card li{padding:.35rem 0 .35rem 1.5rem;position:relative}
.card li::before{content:"";position:absolute;left:0;top:.95rem;width:11px;height:11px;border-radius:3px;background:linear-gradient(135deg,var(--tech),var(--primary));opacity:.85}

/* ===== 数据条（6 项 3 列） ===== */
.stats{background:var(--ink);color:#fff;padding:2.2rem 0}
.stats .container{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;text-align:center}
.stats b{font-size:clamp(20px,2.4vw,30px);color:#FFC08A;font-weight:800}
.stats span{display:block;font-size:12px;color:rgba(255,255,255,.6);margin-top:4px;letter-spacing:.5px}
@media(max-width:1080px){.stats .container{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.stats .container{grid-template-columns:repeat(2,1fr)}}

/* ===== 内页横幅 ===== */
.page-hero{position:relative;color:#fff;padding:3.6rem 0;overflow:hidden;
  background:linear-gradient(115deg,var(--ink) 0%,#5E1B08 45%,#8E2A10 75%,#A8340F 100%)}
.page-hero::before{content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;border:1px solid rgba(210,71,38,.25)}
.page-hero .container{position:relative;z-index:1;text-align:center}
.page-hero h1{font-size:clamp(25px,3.4vw,36px);color:#fff;letter-spacing:1px}
.page-hero .crumb{font-size:13px;color:rgba(255,255,255,.55);margin-bottom:14px}
.page-hero .crumb a{color:rgba(255,255,255,.75)}
.page-hero .crumb a:hover{color:#FFC08A}

/* ===== 案例卡（对齐主站排版：封面 + 标签 + 标题 + 摘要 + 链接） ===== */
.case-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.25s;box-shadow:0 4px 16px rgba(43,22,16,.05)}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--tech)}
.case-card .cover{display:block;aspect-ratio:16/10;overflow:hidden}
.case-card .cover svg{width:100%;height:100%;display:block}
.case-card .body{padding:1.5rem 1.5rem 1.7rem}
.case-card .cat{display:inline-block;font-size:12px;color:var(--tech);background:rgba(210,71,38,.09);padding:3px 12px;border-radius:99px;font-weight:600}
.case-card h3{font-size:17px;color:var(--ink);margin:.7rem 0 .5rem;line-height:1.5}
.case-card p{font-size:14px;color:var(--muted)}
.case-card .meta{margin-top:.9rem;font-size:13px;color:var(--primary);font-weight:600}

/* ===== 报价 ===== */
.price{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.price-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2.4rem 2rem;position:relative;transition:.25s;display:flex;flex-direction:column}
.price-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.price-card.hot{border:2px solid var(--tech);box-shadow:0 14px 40px rgba(210,71,38,.16)}
.price-card .badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--tech),#D24726);color:#fff;font-size:12px;font-weight:700;padding:4px 16px;border-radius:99px;letter-spacing:2px;white-space:nowrap}
.price-card h3{color:var(--ink);font-size:19px}
.price-card .for{font-size:13px;color:var(--muted);margin:.3rem 0 1.1rem}
.price-card .amount{font-size:32px;font-weight:800;color:var(--primary);line-height:1.2}
.price-card .amount small{font-size:14px;font-weight:500;color:var(--muted)}
.price-card .note{font-size:12.5px;color:var(--gold);margin:.2rem 0 1.1rem}
.price-card ul{list-style:none;flex:1}
.price-card li{font-size:14px;color:var(--text);padding:.4rem 0 .4rem 1.5rem;position:relative}
.price-card li::before{content:"✓";position:absolute;left:0;color:var(--tech);font-weight:700}
.price-card .btn{margin-top:1.4rem;justify-content:center}
@media(max-width:1280px){.price{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.price{grid-template-columns:1fr}}
.table-wrap{overflow-x:auto;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 4px 16px rgba(43,22,16,.05)}
table.addons{width:100%;border-collapse:collapse;min-width:640px}
table.addons th,table.addons td{padding:.9rem 1.2rem;text-align:left;font-size:14px;border-bottom:1px solid var(--border)}
table.addons th{background:linear-gradient(135deg,#FDF3EE,#FBE9E1);color:var(--ink);font-size:13.5px;letter-spacing:1px;text-transform:uppercase}
table.addons tr{transition:background .2s}
table.addons tbody tr:hover{background:#FEF4EE}
table.addons tr:last-child td{border-bottom:none}
table.addons td b{color:var(--primary)}
table.addons td:nth-child(3){font-weight:700;color:var(--primary);white-space:nowrap}

/* ===== 干货攻略列表 ===== */
.post{display:grid;grid-template-columns:150px 1fr;gap:1.5rem;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.6rem;transition:.25s;margin-bottom:1.2rem}
.post:hover{box-shadow:var(--shadow);border-color:var(--tech)}
.post .date{font-size:13px;color:var(--muted);border-right:1px solid var(--border);padding-right:1.2rem;align-self:start}
.post .date b{display:block;font-size:22px;color:var(--primary)}
.post h3{font-size:17px;color:var(--ink);line-height:1.6}
.post h3 a:hover{color:var(--tech)}
.post p{font-size:14px;color:var(--muted);margin-top:.4rem}
.post .tag{display:inline-block;font-size:12px;color:var(--tech);background:rgba(210,71,38,.09);padding:2px 12px;border-radius:99px;margin-bottom:.5rem;font-weight:600}
@media(max-width:640px){.post{grid-template-columns:1fr}.post .date{border-right:none;border-bottom:1px solid var(--border);padding:0 0 .6rem}}

/* ===== FAQ ===== */
.faq{max-width:860px;margin:0 auto}
.faq details{background:var(--card);border:1px solid var(--border);border-left:4px solid var(--border);border-radius:10px;padding:1.15rem 1.4rem;margin-bottom:.9rem;transition:.25s;position:relative}
.faq details:hover{border-color:var(--tech);border-left-color:var(--tech);box-shadow:var(--shadow)}
.faq details[open]{border-color:var(--tech);border-left:4px solid var(--tech);background:linear-gradient(135deg,#fff, #FEF3EE);box-shadow:var(--shadow)}
.faq summary{cursor:pointer;font-weight:700;color:var(--ink);font-size:15.5px;list-style:none;position:relative;padding:0 2.4rem 0 2.2rem;line-height:1.6}
.faq summary::before{content:"Q";position:absolute;left:0;top:-1px;width:24px;height:24px;border-radius:7px;background:linear-gradient(135deg,var(--tech),var(--primary));color:#fff;font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center}
.faq summary::after{content:"+";position:absolute;right:0;top:-2px;font-size:22px;color:var(--tech);transition:.25s;font-weight:300}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:.8rem 0 0 2.2rem;font-size:14px;color:var(--text);border-top:1px dashed var(--border);padding-top:.8rem}

/* ===== CTA / 页脚 ===== */
.cta-sec{background:linear-gradient(115deg,var(--ink),#8E2A10 70%,#A8340F);color:#fff;text-align:center;padding:5rem 0;position:relative;overflow:hidden}
.cta-sec::before{content:"";position:absolute;inset:0;background:radial-gradient(560px 260px at 50% 0%,rgba(210,71,38,.18),transparent 65%)}
.cta-sec .container{position:relative;z-index:1}
.cta-sec h2{font-size:clamp(23px,3.2vw,34px);color:#fff;letter-spacing:1px}
.cta-sec p{color:rgba(255,255,255,.7);margin:14px auto 30px;max-width:560px;font-size:15px}

/* 页脚（对齐主站结构：品牌区 + 服务 + 快捷导航 + 版权/备案） */
.site-footer{background:var(--ink);color:#C9A99B;font-size:13.5px;padding-top:3.2rem}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr .95fr 1.05fr;gap:1.6rem;padding-bottom:2.4rem}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:1rem;letter-spacing:1px}
.footer-grid ul{list-style:none}
.footer-grid li{margin-bottom:.55rem}
.footer-grid a{color:#C9A99B;transition:.2s}
.footer-grid a:hover{color:#FFC08A}
.footer-brand img{height:38px;margin-bottom:1rem}
.footer-brand p{line-height:1.8;font-size:13px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:1.4rem 0;display:flex;flex-wrap:wrap;gap:.75rem 1.5rem;justify-content:space-between;font-size:12.5px;color:#8A7168}
.footer-bottom a{color:#C9A99B}
.footer-bottom a:hover{color:#fff}
@media(max-width:1080px){.footer-grid{grid-template-columns:1.1fr 1fr 1fr;row-gap:2rem}}
@media(max-width:860px){.footer-grid{grid-template-columns:1fr}}

/* 服务区块右侧背景装饰图（左侧渐隐不挡文字） */
.blk-decor{position:relative;overflow:hidden}
.blk-decor>.container{position:relative;z-index:1}

/* 两列 FAQ：与 container 同宽，列间留缝；窄屏回落单列 */
.faq.faq-2col{display:grid;grid-template-columns:1fr 1fr;gap:1rem 1.25rem;max-width:none;align-items:start}
.faq.faq-2col details{margin:0}
@media(max-width:920px){.faq.faq-2col{grid-template-columns:1fr}}

/* ============================================================
   干货攻略页：左侧分类导航 + 右侧文章流
   ============================================================ */
.kb-layout{display:grid;grid-template-columns:268px minmax(0,1fr);gap:2.4rem;align-items:start}

/* --- 左侧栏 --- */
.kb-side{position:sticky;top:88px;display:flex;flex-direction:column;gap:1.1rem}
.kb-cats,.kb-hot,.kb-sub{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.35rem 1.25rem;box-shadow:0 4px 16px rgba(43,22,16,.05)}
.kb-side h3{font-size:15px;color:var(--ink);margin-bottom:.9rem;padding-left:.7rem;position:relative;letter-spacing:.5px}
.kb-side h3::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:15px;border-radius:2px;background:linear-gradient(180deg,var(--tech),var(--primary))}
.kb-cats nav{display:flex;flex-direction:column;gap:.2rem}
.kb-cats button{display:flex;align-items:center;justify-content:space-between;width:100%;text-align:left;border:none;background:none;cursor:pointer;
  font-family:inherit;font-size:14.5px;color:var(--text);padding:.62rem .8rem;border-radius:9px;transition:.18s}
.kb-cats button span{font-size:12px;color:var(--muted);background:var(--bg);border-radius:99px;padding:1px 8px;min-width:26px;text-align:center}
.kb-cats button:hover{background:var(--bg);color:var(--primary)}
.kb-cats button.on{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;font-weight:600;box-shadow:0 4px 14px rgba(196,62,28,.26)}
.kb-cats button.on span{background:rgba(255,255,255,.22);color:#fff}

.kb-hot ol{list-style:none;counter-reset:h;display:flex;flex-direction:column;gap:.72rem}
.kb-hot li{counter-increment:h;position:relative;padding-left:1.75rem;font-size:13.8px;line-height:1.6}
.kb-hot li::before{content:counter(h);position:absolute;left:0;top:.18rem;width:20px;height:20px;border-radius:6px;
  display:flex;align-items:center;justify-content:center;font-size:11.5px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));opacity:.9}
.kb-hot li:nth-child(n+4)::before{background:var(--border);color:var(--muted)}
.kb-hot a{color:var(--text)}
.kb-hot a:hover{color:var(--primary)}

.kb-sub{background:linear-gradient(150deg,#5E1B08,#8E2A10 62%,#A8340F);border:none;color:#fff}
.kb-sub h3{color:#fff}
.kb-sub h3::before{background:linear-gradient(180deg,#FFC08A,#D24726)}
.kb-sub p{font-size:13.5px;color:rgba(255,255,255,.78);line-height:1.7;margin-bottom:1rem}
.kb-sub .btn{width:100%;justify-content:center;padding:.72rem 1rem;font-size:14px}

/* --- 右侧文章流 --- */
.kb-main{min-width:0}
.kb-featured{display:grid;grid-template-columns:auto minmax(0,1fr);gap:1.5rem;align-items:start;position:relative;
  background:var(--card);border:1px solid var(--tech);border-radius:var(--radius);padding:1.9rem 1.9rem 1.7rem;
  box-shadow:0 10px 34px rgba(210,71,38,.13);margin-bottom:1.1rem}
.kb-flag{position:absolute;top:-11px;left:1.6rem;background:linear-gradient(135deg,var(--tech),#A8340F);color:#fff;
  font-size:12px;font-weight:700;letter-spacing:2px;padding:3px 14px;border-radius:99px;box-shadow:0 4px 12px rgba(210,71,38,.35)}
.kb-featured h3{font-size:19.5px;line-height:1.5;margin:.45rem 0 .6rem}
.kb-featured h3 a{color:var(--ink)}
.kb-featured h3 a:hover{color:var(--primary)}
.kb-featured p{font-size:14.5px;color:var(--text);line-height:1.75}
.kb-meta{margin-top:.85rem;font-size:12.5px;color:var(--muted);letter-spacing:.5px}

.kb-list{display:flex;flex-direction:column;gap:.85rem}
.kb-list .post{display:grid;grid-template-columns:auto minmax(0,1fr);gap:1.35rem;align-items:start;
  background:var(--card);border:1px solid var(--border);border-radius:14px;padding:1.45rem 1.6rem;transition:.22s}
.kb-list .post:hover{border-color:var(--tech);box-shadow:0 10px 28px rgba(43,22,16,.09);transform:translateY(-2px)}
.kb-list .post h3{font-size:16.5px;line-height:1.55;margin:.4rem 0 .45rem}
.kb-list .post h3 a{color:var(--ink)}
.kb-list .post h3 a:hover{color:var(--primary)}
.kb-list .post p{font-size:14px;color:var(--text);line-height:1.72}

.date{flex:0 0 auto;text-align:center;width:62px;padding:.5rem .2rem;border-radius:10px;
  background:var(--bg);border:1px solid var(--border);line-height:1.2}
.date b{display:block;font-size:20px;color:var(--primary);letter-spacing:-.5px}
.date{font-size:11.5px;color:var(--muted);letter-spacing:.3px}
.post .tag{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:1.5px;color:var(--tech);
  background:rgba(210,71,38,.1);border-radius:5px;padding:2px 9px}
.kb-empty{display:none;text-align:center;color:var(--muted);font-size:14px;padding:3.5rem 0;
  border:1px dashed var(--border);border-radius:14px}

@media(max-width:1080px){
  .kb-layout{grid-template-columns:1fr;gap:1.6rem}
  .kb-side{position:static;order:2;display:grid;grid-template-columns:1fr 1fr;gap:1rem}
  .kb-sub{grid-column:1/-1}
  .kb-main{order:1}
}
@media(max-width:640px){
  .kb-side{grid-template-columns:1fr}
  .kb-featured{grid-template-columns:1fr;padding:1.5rem 1.3rem 1.3rem}
  .kb-featured .date{justify-self:start}
  .kb-list .post{grid-template-columns:1fr;gap:.7rem;padding:1.25rem 1.2rem}
  .kb-list .post .date{display:inline-flex;gap:6px;align-items:baseline;justify-self:start;width:auto;padding:.28rem .7rem}
  .kb-list .post .date b{font-size:13px;display:inline}
}

/* ============================================================
   获取报价页 quote.html（2026-11-03）
   ============================================================ */
.page-hero .hero-sub{margin-top:12px;font-size:15.5px;color:rgba(255,255,255,.8)}
.quote-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:2.2rem;align-items:start}

/* --- 表单 --- */
.quote-form-wrap{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2.2rem 2rem;box-shadow:0 8px 30px rgba(43,22,16,.07)}
.qf-title{font-size:22px;color:var(--ink);letter-spacing:.5px}
.qf-desc{font-size:13.5px;color:var(--muted);margin:.45rem 0 1.6rem}
.req{color:var(--primary);font-weight:700}
.qf-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.qf-field{margin-bottom:1.15rem}
.qf-field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:.45rem}
.qf-field input,.qf-field select,.qf-field textarea{width:100%;font-family:inherit;font-size:14.5px;color:var(--text);
  background:var(--bg);border:1.5px solid var(--border);border-radius:10px;padding:.72rem .9rem;transition:.18s;outline:none}
.qf-field textarea{resize:vertical;line-height:1.65}
.qf-field input:focus,.qf-field select:focus,.qf-field textarea:focus{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(196,62,28,.1)}
.qf-field input::placeholder,.qf-field textarea::placeholder{color:#b9a49b}
.qf-tip{font-size:12.5px;color:var(--muted);margin-top:.4rem}
.qf-chips{display:flex;flex-wrap:wrap;gap:.5rem}
.qf-chips button{font-family:inherit;font-size:13.5px;color:var(--text);background:var(--bg);border:1.5px solid var(--border);
  border-radius:99px;padding:.42rem 1.05rem;cursor:pointer;transition:.18s}
.qf-chips button:hover{border-color:var(--primary);color:var(--primary)}
.qf-chips button.on{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border-color:transparent;font-weight:600;box-shadow:0 4px 14px rgba(196,62,28,.28)}
.qf-submit{width:100%;justify-content:center;margin-top:.6rem;font-size:16px;padding:.95rem 1.75rem}
.qf-privacy{font-size:12.5px;color:var(--muted);text-align:center;margin-top:.85rem}
.qf-error{margin-top:.9rem;padding:.75rem 1rem;border-radius:9px;background:#FEF0EB;border:1px solid #F5C6B6;color:#B03215;font-size:13.5px}
.btn-ghost-dark{border:1.5px solid var(--border);color:var(--text);background:none}

/* --- 成功态 --- */
.qf-success{text-align:center;padding:2.5rem 1rem}
.qf-ok{width:64px;height:64px;line-height:64px;border-radius:50%;margin:0 auto 1.2rem;font-size:30px;color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));box-shadow:0 10px 26px rgba(196,62,28,.3)}
.qf-success h3{font-size:21px;color:var(--ink);margin-bottom:.7rem}
.qf-success p{font-size:14.5px;color:var(--text);margin-bottom:.5rem}
.qf-success a{color:var(--primary);font-weight:700}
.qf-success .btn{margin-top:1.3rem}

/* --- 右侧栏 --- */
.quote-side{display:flex;flex-direction:column;gap:1.1rem;position:sticky;top:88px;min-width:0}
.qs-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem 1.4rem;box-shadow:0 4px 16px rgba(43,22,16,.05);min-width:0;overflow:hidden}
.qs-card h3{font-size:15.5px;color:var(--ink);margin-bottom:1rem;padding-left:.7rem;position:relative}
.qs-card h3::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:15px;border-radius:2px;background:linear-gradient(180deg,var(--primary),var(--gold))}
.qs-price ul{list-style:none;display:flex;flex-direction:column;gap:.6rem}
.qs-price li{display:flex;justify-content:space-between;align-items:center;gap:.8rem;font-size:14px;color:var(--text);min-width:0;
  padding-bottom:.6rem;border-bottom:1px dashed var(--border)}
.qs-price li:last-child{border-bottom:none;padding-bottom:0}
.qs-price b{color:var(--primary);font-size:15px;font-weight:700;white-space:nowrap;flex:0 0 auto}
.qs-note{font-size:12.5px;color:var(--muted);margin-top:1rem;line-height:1.7}
.qs-note a{color:var(--primary);font-weight:600}
.qs-steps{list-style:none;counter-reset:s;display:flex;flex-direction:column;gap:.7rem}
.qs-steps li{counter-increment:s;position:relative;padding-left:1.9rem;font-size:13.8px;color:var(--text);line-height:1.65}
.qs-steps li::before{content:counter(s);position:absolute;left:0;top:.1rem;width:21px;height:21px;border-radius:6px;
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark))}
.qs-contact{background:linear-gradient(150deg,#5E1B08,#8E2A10 62%,#A8340F);border:none;color:#fff}
.qs-contact h3{color:#fff}
.qs-contact h3::before{background:linear-gradient(180deg,#FFC08A,var(--gold))}
.qs-contact p{font-size:13.5px;color:rgba(255,255,255,.82);margin-bottom:.5rem;line-height:1.7}
.qs-contact b{color:rgba(255,255,255,.55);font-weight:600;margin-right:.4rem}
.qs-contact a{color:#FFC08A;font-weight:600}

@media(max-width:1080px){
  .quote-layout{grid-template-columns:1fr}
  .quote-side{position:static;order:2}
}
@media(max-width:640px){
  .qf-row{grid-template-columns:1fr;gap:0}
  .quote-form-wrap{padding:1.6rem 1.25rem}
}

/* ============================================================
   分类筛选按钮 .chips（案例页 / 干货攻略共用）
   2026-11-03 补回：此前清理 .card-art 时被误删，导致分类样式裸奔
   ============================================================ */
.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:.55rem;margin:0 0 1.8rem}
.chips button{font-family:inherit;font-size:13.5px;color:var(--text);background:var(--card);
  border:1.5px solid var(--border);border-radius:99px;padding:.46rem 1.1rem;cursor:pointer;
  transition:.18s;line-height:1.4}
.chips button:hover{border-color:var(--primary);color:var(--primary);background:#FEF4EE}
.chips button.on{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;
  border-color:transparent;font-weight:600;box-shadow:0 4px 14px rgba(196,62,28,.26)}

/* ============================================================
   详情页（案例复盘 / 干货文章）2026-11-03
   ============================================================ */
.case-more{display:inline-block;margin-top:.9rem;font-size:13.5px;font-weight:600;color:var(--primary)}
.case-more:hover{color:var(--primary-dark)}

/* 案例复盘 */
.case-detail{display:flex;flex-direction:column;gap:1.2rem;max-width:860px;margin:0 auto}
.cd-block{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.8rem 1.9rem;box-shadow:0 4px 16px rgba(43,22,16,.05)}
.cd-accent{border-left:5px solid var(--primary);background:linear-gradient(135deg,#fff,#FEF4EE)}
.cd-label{font-size:12.5px;font-weight:700;letter-spacing:3px;color:var(--muted);margin-bottom:.7rem}
.cd-accent .cd-label{color:var(--primary)}
.cd-block p{font-size:15.5px;line-height:1.85;color:var(--text)}
.cd-result{font-size:19px !important;font-weight:700;color:var(--primary)}

/* 文章详情 */
.art-detail{max-width:820px;margin:0 auto}
.art-body{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2.4rem 2.3rem;box-shadow:0 4px 16px rgba(43,22,16,.05)}
.art-body h2{font-size:21px;color:var(--ink);margin:2rem 0 .8rem;padding-left:.75rem;position:relative}
.art-body h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:5px;height:18px;border-radius:3px;background:linear-gradient(180deg,var(--primary),var(--gold))}
.art-body h3{font-size:17.5px;color:var(--ink);margin:1.5rem 0 .6rem}
.art-body p{font-size:15.5px;line-height:1.95;color:var(--text);margin-bottom:1.05rem}
.art-body ul,.art-body ol{margin:0 0 1.1rem 1.5rem;color:var(--text);font-size:15px;line-height:1.9}
.art-body blockquote{border-left:4px solid var(--primary);background:#FEF4EE;border-radius:0 10px 10px 0;padding:1rem 1.3rem;margin:1.3rem 0;color:var(--text)}
.art-body img{border-radius:10px;margin:1.2rem 0}
.art-cta{margin-top:1.6rem;background:linear-gradient(150deg,#5E1B08,#8E2A10 62%,#A8340F);border-radius:var(--radius);padding:2rem 2.1rem;color:#fff;text-align:center}
.art-cta h3{font-size:19px;margin-bottom:.5rem}
.art-cta p{font-size:14px;color:rgba(255,255,255,.78);margin-bottom:1.2rem}
.blk-rel{padding-top:2.6rem !important}
@media(max-width:920px){
  .art-body{padding:1.6rem 1.3rem}
  .cd-block{padding:1.4rem 1.3rem}
}

/* ============================================================
   内容详情页 v2（2026-11-03）：双栏布局 + 编号步骤 + 粘性侧栏
   作用于 /ruibo_ppt/cases/* 与 /ruibo_ppt/insights/* 详情页
   ============================================================ */
/* ----- hero 区增强 ----- */
.dt-hero{text-align:center}
.dt-hero .crumb{text-align:left}
.dt-hero-tag{display:inline-block;background:rgba(255,192,138,.16);border:1px solid rgba(255,192,138,.45);color:#FFC08A;font-size:12.5px;font-weight:600;letter-spacing:2px;padding:5px 16px;border-radius:99px;margin-bottom:16px}
.dt-hero-meta{display:flex;gap:14px;justify-content:center;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.dt-hero-meta .dt-hero-tag{margin-bottom:0}
.dt-meta-item{font-size:13px;color:rgba(255,255,255,.6);letter-spacing:1px}

/* ----- 双栏骨架 ----- */
.dt-grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:2rem;align-items:start;max-width:1200px;margin:0 auto}
.dt-main{min-width:0}
.dt-side{position:sticky;top:92px;display:flex;flex-direction:column;gap:1.1rem}

/* ----- 案例步骤卡 ----- */
.cd-block.step{position:relative;overflow:hidden}
.step-head{display:flex;align-items:center;gap:.9rem;margin-bottom:.85rem}
.step-num{font-size:30px;font-weight:800;line-height:1;background:linear-gradient(160deg,var(--primary),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:1px}
.step .cd-label{margin-bottom:0;font-size:14px;letter-spacing:2px;color:var(--ink);font-weight:700}
.cd-accent .cd-label{color:var(--primary)}
.cd-win{background:linear-gradient(135deg,#FFF9F5,#FEF0E7);border:1px solid #F5D5C2}
.cd-win .cd-result{margin-top:.2rem}
.dt-quote{margin-top:.4rem;background:linear-gradient(150deg,#5E1B08,#8E2A10 62%,#A8340F);border-radius:var(--radius);padding:1.7rem 1.9rem;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:1.2rem;flex-wrap:wrap}
.dt-quote p{font-size:16.5px;font-weight:600;letter-spacing:.5px}

/* ----- 侧栏卡片 ----- */
.side-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.4rem 1.5rem;box-shadow:0 4px 16px rgba(43,22,16,.05)}
.side-title{font-size:13px;font-weight:700;letter-spacing:3px;color:var(--muted);margin-bottom:1rem;padding-left:.65rem;position:relative}
.side-title::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:14px;border-radius:2px;background:linear-gradient(180deg,var(--primary),var(--gold))}
.side-title.light{color:#FFC08A}
.side-title.light::before{background:#FFC08A}
.kv-list{display:flex;flex-direction:column;gap:.75rem;margin:0}
.kv-list > div{display:flex;gap:1rem;align-items:baseline}
.kv-list dt{flex:0 0 72px;font-size:12.5px;color:var(--muted);letter-spacing:1px}
.kv-list dd{margin:0;font-size:14px;color:var(--text);line-height:1.6}
.kv-list .kv-hl{color:var(--primary);font-weight:600}
.side-cta{background:linear-gradient(150deg,#5E1B08,#8E2A10 62%,#A8340F);border:none;color:#fff}
.side-cta p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.8);margin-bottom:1.1rem}
.btn-block{display:block;width:100%;text-align:center;box-sizing:border-box}
.side-tel{display:block;margin-top:.8rem;text-align:center;font-size:12.5px;color:rgba(255,255,255,.6)}
.side-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.side-links li{border-bottom:1px dashed var(--border)}
.side-links li:last-child{border-bottom:none}
.side-links a{display:block;padding:.6rem 0;font-size:13.5px;line-height:1.65;color:var(--text);transition:color .2s}
.side-links a:hover{color:var(--primary)}
.side-links.num{counter-reset:hot}
.side-links.num li{counter-increment:hot;padding-left:2rem;position:relative}
.side-links.num li::before{content:counter(hot,decimal-leading-zero);position:absolute;left:0;top:.65rem;font-size:12px;font-weight:800;color:var(--gold);letter-spacing:1px}
.side-all{display:block;margin-top:.9rem;font-size:13px;color:var(--primary);font-weight:600}

/* ----- 攻略正文补充 ----- */
.dt-share{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-top:1.2rem;padding:1rem 1.3rem;background:#FEF4EE;border:1px dashed #F0C6B2;border-radius:var(--radius);font-size:13.5px;color:var(--text);flex-wrap:wrap}
.dt-share a{color:var(--primary);font-weight:600;white-space:nowrap}
.art-body > p:first-child{font-size:16.5px;color:var(--ink)}

/* ----- 响应式 ----- */
@media(max-width:1020px){
  .dt-grid{grid-template-columns:1fr}
  /* 移动端顺序修正（2026-11-03）：侧栏不应插在正文之前，用户应先读内容再看转化卡 */
  .dt-side{position:static;order:2;display:grid;grid-template-columns:1fr 1fr;align-items:stretch}
  .dt-side .side-cta{grid-column:1/-1}
}
@media(max-width:640px){
  .dt-side{grid-template-columns:1fr}
  .dt-quote{flex-direction:column;align-items:flex-start}
}

/* 详情页底部「同类攻略」列表：不显示日期列时不应保留 150px 空列 */
.blk-rel .post{grid-template-columns:1fr;gap:0;padding:1.35rem 1.6rem}
.blk-rel .post .tag{margin-bottom:.55rem}
.blk-rel .post h3{font-size:16.5px}

/* 正文首段做导语加重，提升版面重心 */
.art-body > p:first-of-type{font-size:17px;line-height:2;color:var(--ink);padding-left:1.1rem;border-left:3px solid var(--primary);margin-bottom:1.5rem}

/* 内容较短时避免右侧留白过大：正文区撑出最小高度并均匀分布步骤卡 */
@media(min-width:1021px){
  .dt-main{display:flex;flex-direction:column;gap:1.2rem;min-height:520px}
  .dt-main > .cd-block{flex:0 0 auto}
  .dt-main > .dt-quote{margin-top:auto}
}

/* 攻略页正文同样设为弹性列，正文短时由底部 CTA 顶住，避免左右高度差过大 */
@media(min-width:1021px){
  .dt-main:has(.art-body){gap:1.2rem}
  .dt-main:has(.art-body) .art-cta{margin-top:auto}
}