/* 运营工具 · 红笔运营介绍页（品牌蓝系，对齐官网 --brand） */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@500;600;700;800&family=Noto+Sans+SC:wght@400;500;600;700&display=swap');

.ops-wrap{
  --ops-ink:#0b1220;
  --ops-muted:#5b6b81;
  --ops-line:#dbe3ef;
  --ops-brand:#1273d2;
  --ops-brand-deep:#0a55a8;
  --ops-accent:#ff7f28;
  --ops-coral:#e31c3d;
  --ops-bg:#f4f7fc;
  --ops-card:#fff;
  font-family:"Noto Sans SC",system-ui,sans-serif;
  color:var(--ops-ink);
  overflow-x:hidden;
}
.ops-wrap h1,.ops-wrap h2,.ops-wrap h3,.ops-brand-mark{font-family:Outfit,"Noto Sans SC",sans-serif}
.ops-wrap a{text-decoration:none;color:inherit}
.ops-wrap .container{width:min(1120px,calc(100% - 40px));margin:0 auto}

/* 导航下拉：运营工具 */
.mega-ops{min-width:340px;padding:14px;left:0;transform:translateX(0) translateY(8px)}
.nav-item:hover .mega-ops{transform:translateX(0) translateY(0)}
.mega-ops-head{display:grid;gap:2px;padding:6px 10px 12px;border-bottom:1px solid var(--line,#e8ecf3);margin-bottom:8px}
.mega-ops-head b{font-size:13px;color:var(--ink,#0f172a)}
.mega-ops-head small{font-size:12px;color:var(--ink-4,#94a3b8)}
.mega-ops-item{display:flex!important;align-items:center;gap:12px;padding:12px!important;border-radius:12px}
.mega-ops-icon{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  color:#fff;font-weight:800;font-size:18px;flex:none;
}
.mega-ops-icon.hongbi{background:linear-gradient(145deg,#ff5a4a,#e31c3d)}
.mega-ops-item .m-name{font-size:14px;font-weight:700;color:var(--ink,#0f172a)}
.mega-ops-item .m-name em{
  font-style:normal;font-size:10px;margin-left:6px;padding:2px 6px;border-radius:999px;
  background:rgba(18,115,210,.1);color:#1273d2;font-weight:700;vertical-align:middle;
}
.mega-ops-item .m-desc{font-size:12px;color:var(--ink-4,#94a3b8)}
.mega-ops-more{
  display:block!important;margin-top:6px;padding:10px!important;text-align:center;
  font-size:13px;font-weight:600;color:#1273d2;border-radius:10px;
}

/* Hero：全幅品牌构图 */
.ops-hero{
  position:relative;min-height:min(92vh,820px);display:grid;align-items:end;
  color:#fff;padding:120px 0 64px;
  background:
    radial-gradient(ellipse 70% 55% at 88% 18%,rgba(255,127,40,.28),transparent 55%),
    radial-gradient(ellipse 55% 45% at 8% 75%,rgba(227,28,61,.22),transparent 50%),
    linear-gradient(145deg,#07111f 0%,#0d2a4a 42%,#0a55a8 100%);
}
.ops-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.4;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse at center,black 30%,transparent 75%);
}
.ops-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
@media(max-width:960px){.ops-hero-grid{grid-template-columns:1fr}.ops-hero{min-height:auto;padding:96px 0 48px}}
.ops-brand-mark{display:inline-flex;align-items:center;gap:12px;font-weight:800;font-size:22px;letter-spacing:.02em}
.ops-brand-mark i{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-style:normal;font-size:22px;
  background:linear-gradient(145deg,#ff6b5a,#e31c3d);box-shadow:0 14px 36px rgba(227,28,61,.4);
}
.ops-hero h1{margin:14px 0 0;font-size:clamp(32px,5vw,52px);line-height:1.12;letter-spacing:-.03em;font-weight:800;max-width:12em}
.ops-hero .lead{margin:16px 0 0;max-width:34em;color:rgba(255,255,255,.82);font-size:17px;line-height:1.75}
.ops-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.btn-ops{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:12px;
  font-weight:700;font-size:15px;border:0;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s;
}
.btn-ops:hover{transform:translateY(-2px)}
.btn-ops.primary{background:#fff;color:#0a55a8;box-shadow:0 14px 32px rgba(0,0,0,.22)}
.btn-ops.ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.28)}
.ops-hero-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.ops-hero-chips span{
  padding:6px 11px;border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.9);
}
.ops-hero-visual{
  position:relative;border-radius:20px;overflow:hidden;
  box-shadow:0 30px 80px rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.12);
  transform:perspective(1200px) rotateY(-6deg) rotateX(3deg);
  transition:transform .5s ease;
}
.ops-hero-visual:hover{transform:perspective(1200px) rotateY(-2deg) rotateX(1deg) scale(1.01)}
.ops-hero-visual img{display:block;width:100%;height:auto}
.ops-hero-float{
  position:absolute;right:18px;bottom:18px;padding:10px 14px;border-radius:12px;
  background:rgba(7,17,31,.78);backdrop-filter:blur(10px);font-size:12px;line-height:1.45;
  border:1px solid rgba(255,255,255,.12);
}

/* 锚点导航 */
.ops-sticky{
  position:sticky;top:0;z-index:40;backdrop-filter:blur(12px);
  background:rgba(244,247,252,.88);border-bottom:1px solid var(--ops-line);
}
.ops-sticky-inner{display:flex;gap:6px;overflow-x:auto;padding:10px 0;scrollbar-width:none}
.ops-sticky-inner::-webkit-scrollbar{display:none}
.ops-sticky a{
  flex:none;padding:8px 14px;border-radius:999px;font-size:13px;font-weight:600;color:var(--ops-muted);
  transition:background .2s,color .2s;
}
.ops-sticky a:hover,.ops-sticky a.active{background:#fff;color:var(--ops-brand);box-shadow:0 4px 14px rgba(15,23,42,.06)}

.ops-section{padding:72px 0}
.ops-section.alt{background:var(--ops-bg)}
.ops-section h2{margin:0 0 8px;font-size:clamp(24px,3vw,34px);letter-spacing:-.02em}
.ops-section .sub{margin:0 0 28px;color:var(--ops-muted);max-width:42em;line-height:1.7;font-size:15px}

/* 能力矩阵 */
.ops-feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:900px){.ops-feat-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.ops-feat-grid{grid-template-columns:1fr}}
.ops-feat{
  padding:22px 20px;border:1px solid var(--ops-line);border-radius:18px;background:#fff;
  box-shadow:0 10px 28px rgba(15,23,42,.04);transition:transform .25s ease,box-shadow .25s ease;
}
.ops-feat:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(18,115,210,.12)}
.ops-feat .n{
  display:inline-grid;place-items:center;width:30px;height:30px;margin-bottom:12px;border-radius:10px;
  background:rgba(18,115,210,.1);color:var(--ops-brand-deep);font-size:12px;font-weight:800;
}
.ops-feat b{display:block;margin-bottom:8px;font-size:17px}
.ops-feat p{margin:0;color:var(--ops-muted);font-size:13.5px;line-height:1.65}
.ops-feat ul{margin:10px 0 0;padding-left:18px;color:var(--ops-muted);font-size:13px;line-height:1.7}

/* 交互截图画廊 */
.ops-gallery{display:grid;grid-template-columns:280px 1fr;gap:22px;align-items:start}
@media(max-width:860px){.ops-gallery{grid-template-columns:1fr}}
.ops-gallery-tabs{display:grid;gap:8px}
.ops-g-tab{
  text-align:left;padding:14px 16px;border-radius:14px;border:1px solid var(--ops-line);
  background:#fff;cursor:pointer;transition:border-color .2s,box-shadow .2s,transform .2s;
}
.ops-g-tab:hover{transform:translateX(3px)}
.ops-g-tab.active{border-color:#1273d2;box-shadow:0 0 0 3px rgba(18,115,210,.12)}
.ops-g-tab b{display:block;font-size:14px;margin-bottom:4px}
.ops-g-tab span{font-size:12px;color:var(--ops-muted);line-height:1.5}
.ops-gallery-stage{
  position:relative;border-radius:18px;overflow:hidden;background:#0b1220;
  border:1px solid var(--ops-line);box-shadow:0 20px 50px rgba(15,23,42,.12);aspect-ratio:16/10;
}
.ops-gallery-stage img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top left;
  opacity:0;transition:opacity .35s ease;pointer-events:none;
}
.ops-gallery-stage img.active{opacity:1;pointer-events:auto}
.ops-gallery-caption{
  margin-top:12px;padding:12px 14px;border-radius:12px;background:#fff;border:1px solid var(--ops-line);
  font-size:13.5px;color:var(--ops-muted);line-height:1.6;
}

/* 流程时间线 */
.ops-flow{display:grid;gap:0;position:relative}
.ops-flow-item{
  display:grid;grid-template-columns:56px 1fr;gap:16px;padding:18px 0;
  opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease;
}
.ops-flow-item.in{opacity:1;transform:none}
.ops-flow-dot{
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  background:linear-gradient(145deg,#1273d2,#0a55a8);color:#fff;font-weight:800;font-size:18px;
  box-shadow:0 10px 24px rgba(18,115,210,.25);
}
.ops-flow-body{padding-top:4px}
.ops-flow-body b{display:block;font-size:18px;margin-bottom:6px}
.ops-flow-body p{margin:0;color:var(--ops-muted);line-height:1.7;font-size:14px}
.ops-flow-body .tips{margin-top:8px;display:flex;flex-wrap:wrap;gap:6px}
.ops-flow-body .tips i{
  font-style:normal;padding:4px 9px;border-radius:999px;font-size:11px;font-weight:600;
  background:rgba(18,115,210,.08);color:var(--ops-brand-deep);
}

/* 场景对比 */
.ops-compare{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:720px){.ops-compare{grid-template-columns:1fr}}
.ops-compare article{
  padding:22px;border-radius:18px;border:1px solid var(--ops-line);background:#fff;
}
.ops-compare article.bad{background:#fff8f7;border-color:#fad2ce}
.ops-compare article.good{background:#f3faf7;border-color:#b7e4d0}
.ops-compare h3{margin:0 0 10px;font-size:17px}
.ops-compare ul{margin:0;padding-left:18px;color:var(--ops-muted);line-height:1.8;font-size:13.5px}

/* FAQ 手风琴 */
.ops-faq details{
  border:1px solid var(--ops-line);border-radius:14px;background:#fff;margin-bottom:10px;
  padding:0 16px;transition:box-shadow .2s;
}
.ops-faq details[open]{box-shadow:0 10px 28px rgba(15,23,42,.06)}
.ops-faq summary{
  cursor:pointer;list-style:none;padding:16px 0;font-weight:700;font-size:15px;
  display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.ops-faq summary::-webkit-details-marker{display:none}
.ops-faq summary::after{content:"+";font-size:20px;color:var(--ops-brand);font-weight:400}
.ops-faq details[open] summary::after{content:"–"}
.ops-faq .ans{padding:0 0 16px;color:var(--ops-muted);font-size:14px;line-height:1.75}

.ops-final-cta{
  margin-top:8px;padding:42px 28px;border-radius:24px;text-align:center;color:#fff;
  background:linear-gradient(120deg,#0a55a8,#1273d2 45%,#0d2a4a);
  box-shadow:0 24px 60px rgba(10,85,168,.28);
}
.ops-final-cta h2{margin:0 0 8px;font-size:28px;color:#fff}
.ops-final-cta p{margin:0 0 20px;color:rgba(255,255,255,.82)}
.ops-final-cta .btn-ops.primary{color:#0a55a8}

/* Hub */
.ops-hub{padding:56px 0 80px}
.ops-hub-head h1{margin:0 0 8px;font-size:34px}
.ops-hub-head p{margin:0 0 28px;color:var(--ops-muted)}
.ops-card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.ops-card{
  display:flex;flex-direction:column;gap:12px;padding:24px;border-radius:20px;border:1px solid var(--ops-line);
  background:#fff;box-shadow:0 12px 32px rgba(15,23,42,.05);transition:transform .2s,box-shadow .2s;
}
.ops-card:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(18,115,210,.12)}
.ops-card .tag{display:inline-flex;width:max-content;padding:4px 10px;border-radius:999px;background:rgba(18,115,210,.1);color:#0a55a8;font-size:12px;font-weight:700}
.ops-card h3{margin:0;font-size:22px}
.ops-card p{margin:0;color:var(--ops-muted);line-height:1.65;flex:1}
.ops-card-actions{display:flex;gap:8px;flex-wrap:wrap}

.ops-reveal{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s ease}
.ops-reveal.in{opacity:1;transform:none}