/* ==========================================================================
   Service Detail Pages - UI Upgrade v2.0
   5个栏目共用：ip-training / opc / ai-tools / ecommerce / internet-transform
   ========================================================================== */

/* ── Hero 首屏 ─────────────────────────────────────────────── */
.service-hero{position:relative;margin:0 0 24px;padding:48px 0 32px;overflow:hidden}
.service-hero::before{content:'';position:absolute;top:-40px;right:-40px;width:160px;height:160px;background:radial-gradient(circle,rgba(0,229,255,.06) 0%,transparent 70%);border-radius:50%;pointer-events:none}
.service-hero::after{display:none}
.hero-glow{position:absolute;top:50%;left:50%;width:600px;height:600px;transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(0,229,255,.12) 0%,rgba(0,229,255,0) 70%);pointer-events:none;animation:heroPulse 6s ease-in-out infinite}
@keyframes heroPulse{0%,100%{opacity:.6;transform:translate(-50%,-50%) scale(1)}50%{opacity:1;transform:translate(-50%,-50%) scale(1.15)}}
.service-hero-inner{display:flex;align-items:center;gap:32px;position:relative;z-index:1;padding:32px 300px 32px 0;min-height:280px}
.hero-aside{flex:0 0 260px;display:flex;align-items:center;justify-content:flex-start;position:relative;height:100%}
.hero-left{flex:0 0 auto}
.hero-icon-wrap{position:relative;width:160px;height:160px;display:flex;align-items:center;justify-content:center}
.hero-icon-pulse{position:absolute;inset:0;border-radius:50%;border:2px solid var(--accent);opacity:0;animation:iconPulse 2.5s ease-out infinite}
.hero-icon-pulse::after{content:'';position:absolute;inset:-8px;border-radius:50%;border:1px solid var(--accent);opacity:0;animation:iconPulse 2.5s ease-out 1.25s infinite}
@keyframes iconPulse{0%{transform:scale(.85);opacity:.8}100%{transform:scale(1.4);opacity:0}}
.hero-icon{width:140px;height:140px;color:var(--accent);filter:drop-shadow(0 0 24px rgba(0,229,255,.35));animation:iconFloat 4s ease-in-out infinite}
.hero-icon svg{width:100%;height:100%}
@keyframes iconFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.hero-right{flex:1;min-width:0;position:relative}
.hero-right::before,.hero-right::after{display:none}
.hero-stat-card{position:absolute;top:50%;right:0;transform:translateY(-50%);width:260px;padding:28px 26px;background:linear-gradient(135deg,rgba(0,229,255,.08) 0%,rgba(99,102,241,.05) 100%);border:1px solid rgba(0,229,255,.25);border-radius:16px;backdrop-filter:blur(10px);font-size:13px;color:var(--text-muted);opacity:.95;z-index:2;box-shadow:0 8px 32px rgba(0,229,255,.08)}
.hero-stat-card .stat-num{display:block;font-size:42px;font-weight:900;color:var(--accent);line-height:1;margin-bottom:6px;text-align:left;letter-spacing:-1px}
.hero-stat-card .stat-label{display:block;font-size:11px;letter-spacing:2px;text-transform:uppercase;margin-bottom:6px;opacity:.7;color:var(--accent)}
.hero-stat-card .stat-desc{display:block;font-size:12px;line-height:1.55;margin-bottom:0;color:var(--text)}
.hero-stat-card .stat-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(0,229,255,.3),transparent);margin:14px 0}
.hero-meta{display:flex;align-items:center;gap:12px;margin-bottom:20px;font-family:var(--f-mono);font-size:12px;letter-spacing:.05em}
.hero-priority{padding:4px 10px;background:var(--accent);color:var(--bg-1);border-radius:4px;font-weight:700}
.hero-dot{width:4px;height:4px;background:var(--text-3);border-radius:50%}
.hero-tag{color:var(--text-3);text-transform:uppercase}
.hero-title{font-size:48px;font-weight:700;line-height:1.15;margin:0 0 20px;color:var(--text-1);background:linear-gradient(135deg,var(--text-1) 0%,var(--accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-tagline{font-size:22px;font-weight:600;color:var(--accent);margin:0 0 16px;line-height:1.5}
.hero-support{font-size:16px;line-height:1.8;color:var(--text-2);margin:0 0 28px;max-width:720px}
.hero-cta{margin-top:32px}
.hero-cta-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;background:var(--accent);color:var(--bg-1);border-radius:8px;font-weight:600;font-size:15px;text-decoration:none;transition:all .3s cubic-bezier(.25,.46,.45,.94);box-shadow:0 4px 20px rgba(0,229,255,.25)}
.hero-cta-btn svg{width:18px;height:18px;transition:transform .3s}
.hero-cta-btn:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(0,229,255,.4)}
.hero-cta-btn:hover svg{transform:translateX(4px)}

@media(max-width:768px){
  .service-hero{padding:32px 0 40px;margin-bottom:40px}
  .service-hero-inner{flex-direction:column;gap:32px;text-align:center}
  .hero-icon-wrap{width:120px;height:120px}
  .hero-icon{width:100px;height:100px}
  .hero-title{font-size:32px}
  .hero-tagline{font-size:18px}
  .hero-support{font-size:15px}
  .hero-meta{justify-content:center}
}

/* ── Section Head 通用组件 ─────────────────────────────────── */
.section-head{display:flex;align-items:center;gap:16px;margin:0 0 24px}
.section-icon{flex:0 0 auto;width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--accent-dim);border:1px solid var(--accent);border-radius:12px;color:var(--accent)}
.section-icon svg{width:26px;height:26px;transition:transform .4s}
.reveal.in-view{opacity:1!important;transform:translateY(0)!important}
.reveal.in-view .section-icon svg{animation:iconSpin 1.2s cubic-bezier(.25,.46,.45,.94) both}
@keyframes iconSpin{from{transform:rotate(-90deg) scale(.6);opacity:0}to{transform:rotate(0) scale(1);opacity:1}}
.section-head-text{flex:1;min-width:0}
.section-kicker{display:block;font-family:var(--f-mono);font-size:11px;color:var(--accent);letter-spacing:.15em;text-transform:uppercase;margin-bottom:4px;font-weight:600}
.section-head h2{font-size:28px;font-weight:700;color:var(--text-1);margin:0;line-height:1.3}
.reveal.in-view .section-head h2{animation:fadeUp .8s cubic-bezier(.25,.46,.45,.94) .1s both}

@media(max-width:768px){
  .section-head h2{font-size:22px}
  .section-icon{width:40px;height:40px}
  .section-icon svg{width:22px;height:22px}
}

/* ── 通用动效 ─────────────────────────────────────────────── */
@keyframes fadeUp{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes scaleIn{from{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}
@keyframes drawLine{from{stroke-dashoffset:100%}to{stroke-dashoffset:0}}

/* reveal 增强：子元素 stagger 进入 */
.reveal .stagger-child{opacity:0;transform:translateY(20px);transition:all .6s cubic-bezier(.25,.46,.45,.94)}
.reveal.in-view .stagger-child{opacity:1;transform:translateY(0)}
.reveal.in-view .stagger-child:nth-child(1){transition-delay:.05s}
.reveal.in-view .stagger-child:nth-child(2){transition-delay:.1s}
.reveal.in-view .stagger-child:nth-child(3){transition-delay:.15s}
.reveal.in-view .stagger-child:nth-child(4){transition-delay:.2s}
.reveal.in-view .stagger-child:nth-child(5){transition-delay:.25s}
.reveal.in-view .stagger-child:nth-child(6){transition-delay:.3s}
.reveal.in-view .stagger-child:nth-child(7){transition-delay:.35s}
.reveal.in-view .stagger-child:nth-child(8){transition-delay:.4s}
.reveal.in-view .stagger-child:nth-child(9){transition-delay:.45s}
.reveal.in-view .stagger-child:nth-child(10){transition-delay:.5s}

/* ── Section 间距统一控制 ────────────────────────────── */
.service-detail-page > .container > section.reveal{margin-top:0;margin-bottom:48px}
.service-detail-page > .container > section.reveal:last-child{margin-bottom:0}
.service-detail-page > .container > .crumbs{margin-bottom:24px}

/* ── ROI 算账 ─────────────────────────────────────────────── */
.roi-block{margin-bottom:48px}
.roi-card{position:relative;padding:48px 56px;background:linear-gradient(135deg,var(--accent-dim) 0%,var(--bg-surface) 100%);border:1px solid var(--accent);border-radius:16px;overflow:hidden}
.roi-card-bg{position:absolute;top:0;right:0;width:300px;height:300px;background:radial-gradient(circle,rgba(0,229,255,.15) 0%,transparent 70%);pointer-events:none}
.roi-formula{position:relative;margin:0;font-size:18px;line-height:1.85;color:var(--text-1);font-weight:500}
.roi-formula::before{content:'「';color:var(--accent);font-size:60px;line-height:0;font-weight:700;font-family:serif;vertical-align:-12px;margin-right:6px}
.roi-formula::after{content:'」';color:var(--accent);font-size:60px;line-height:0;font-weight:700;font-family:serif;vertical-align:-12px;margin-left:6px}
@media(max-width:768px){.roi-card{padding:32px 24px}.roi-formula{font-size:16px}}

/* ── 场景清单 卡片网格 ────────────────────────────────────── */
.scenario-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:8px;align-items:stretch}
.scenario-card{position:relative;padding:24px 24px 20px;background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;transition:all .3s cubic-bezier(.25,.46,.45,.94);overflow:hidden;display:flex;flex-direction:column}
.scenario-card::before{content:'';position:absolute;top:0;left:0;width:3px;height:0;background:var(--accent);transition:height .4s}
.scenario-card:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:0 8px 28px rgba(0,0,0,.25)}
.scenario-card:hover::before{height:100%}
.scenario-num{position:absolute;top:14px;right:18px;font-family:var(--f-mono);font-size:28px;font-weight:700;color:var(--accent);opacity:.12;line-height:1;pointer-events:none}
.scenario-name{font-size:16px;font-weight:700;color:var(--text-1);margin:0 0 16px;padding-right:60px;flex:0 0 auto}
.scenario-compare{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:start;margin-bottom:14px;flex:1 1 0}
.scenario-old,.scenario-new{padding:10px 12px;background:var(--bg-2);border-radius:6px;border:1px solid var(--border)}
.scenario-new{border-color:var(--accent);background:var(--accent-dim)}
.scenario-label{display:block;font-family:var(--f-mono);font-size:10px;color:var(--text-3);letter-spacing:.1em;text-transform:uppercase;margin-bottom:4px;font-weight:600}
.scenario-label-new{color:var(--accent)}
.scenario-old p,.scenario-new p{margin:0;font-size:13px;line-height:1.55;color:var(--text-2)}
.scenario-new p{color:var(--text-1)}
.scenario-arrow{align-self:center;width:24px;height:24px;color:var(--accent)}
.scenario-arrow svg{width:100%;height:100%}
.scenario-save{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--accent);color:var(--bg-1);border-radius:6px;font-size:13px;font-weight:600;flex:0 0 auto}
.scenario-save-icon{font-size:14px}
@media(max-width:768px){.scenario-grid{grid-template-columns:1fr;gap:12px}.scenario-card{padding:20px 18px}.scenario-num{font-size:24px;top:10px;right:12px}.scenario-name{font-size:15px;padding-right:48px}}

/* ── 平台边界 卡片网格 ────────────────────────────────────── */
.platform-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px;align-items:stretch}
.platform-card{position:relative;padding:28px 24px;background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;transition:all .35s cubic-bezier(.25,.46,.45,.94);overflow:hidden;display:flex;flex-direction:column}
.platform-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);transform:scaleX(0);transition:transform .5s;transform-origin:center}
.platform-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 12px 32px rgba(0,229,255,.15)}
.platform-card:hover::before{transform:scaleX(1)}
.platform-label{font-size:18px;font-weight:700;color:var(--accent);margin-bottom:6px}
.platform-items{font-family:var(--f-mono);font-size:13px;color:var(--text-2);margin-bottom:18px;padding-bottom:18px;border-bottom:1px dashed var(--border);flex:0 0 auto}
.platform-meta{display:flex;flex-direction:column;gap:10px;flex:1 1 0}
.meta-row{display:flex;flex-direction:column;gap:2px}
.meta-key{font-family:var(--f-mono);font-size:11px;color:var(--text-3);letter-spacing:.05em;text-transform:uppercase;font-weight:600}
.meta-val{font-size:14px;color:var(--text-1);line-height:1.6}
.platform-note{margin:20px 0 0;padding:14px 20px;background:var(--bg-2);border-left:3px solid var(--accent);border-radius:6px;font-size:14px;color:var(--text-1);font-weight:500}
.platform-note::before{content:'边界声明：';color:var(--accent);font-weight:700;margin-right:6px}
@media(max-width:900px){.platform-grid{grid-template-columns:1fr;gap:12px}}

/* ── 四大专题路径 时序卡片 ────────────────────────────────── */
.track-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:8px;position:relative;align-items:stretch}
.track-card{position:relative;padding:28px 22px;background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;transition:all .4s cubic-bezier(.25,.46,.45,.94);overflow:hidden;display:flex;flex-direction:column}
.track-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 12px 32px rgba(0,0,0,.3)}
.track-step{display:flex;align-items:center;gap:8px;margin-bottom:16px}
.track-step-num{font-family:var(--f-mono);font-size:10px;font-weight:700;color:var(--accent);letter-spacing:.1em;padding:3px 8px;background:var(--accent-dim);border-radius:4px}
.track-line{flex:1;height:1px;background:linear-gradient(90deg,var(--accent),transparent)}
.track-name{font-size:22px;font-weight:700;color:var(--accent);margin:0 0 12px;line-height:1.2}
.track-solve{font-size:14px;color:var(--text-1);margin-bottom:8px;line-height:1.5}
.track-stage{font-size:13px;color:var(--text-3);margin-bottom:14px;padding-bottom:14px;border-bottom:1px dashed var(--border);flex:1 1 0}
.track-output{display:flex;gap:8px;font-size:13px;color:var(--text-1);line-height:1.55;flex:0 0 auto}
.track-output-icon{font-size:14px}
.track-card:nth-child(1){--accent-color:var(--accent)}
@media(max-width:900px){.track-grid{grid-template-columns:repeat(2,1fr);gap:12px}}
@media(max-width:480px){.track-grid{grid-template-columns:1fr}}

/* ── 投流铁律 有序卡片 ────────────────────────────────────── */
.flow-rules{margin:24px 0 0;padding:0;list-style:none;counter-reset:flow;display:flex;flex-direction:column;gap:12px}
.flow-rule-item{position:relative;padding:24px 28px 24px 88px;background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;transition:all .35s}
.flow-rule-item::before{counter-increment:flow;content:'铁律 ' counter(flow);position:absolute;left:24px;top:24px;font-family:var(--f-mono);font-size:11px;font-weight:700;color:var(--accent);letter-spacing:.05em;padding:4px 10px;background:var(--accent-dim);border-radius:4px}
.flow-rule-item p{margin:20px 0 0;font-size:15px;line-height:1.7;color:var(--text-1)}
.flow-rule-item:hover{border-color:var(--accent);background:var(--bg-2);transform:translateX(4px)}
.flow-note{margin:20px 0 0;padding:14px 20px;background:var(--bg-2);border-radius:8px;font-size:13px;color:var(--text-3);font-style:italic;text-align:center}
@media(max-width:768px){.flow-rule-item{padding:20px 18px 20px 18px}.flow-rule-item::before{position:static;display:inline-block;margin-bottom:8px}.flow-rule-item p{margin-top:8px;font-size:14px}}

/* ── 转型常见死法 卡片 ────────────────────────────────────── */
.death-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:8px}
.death-card{display:flex;gap:20px;padding:24px 28px;min-height:100px;background:var(--bg-surface);border:1px solid var(--border);border-left:4px solid #c14545;border-radius:12px;transition:all .35s}
.death-card:hover{background:var(--bg-2);transform:translateX(4px);border-left-color:#ff6b6b}
.death-icon-wrap{flex:0 0 auto}
.death-cross{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:rgba(193,69,69,.15);color:#ff6b6b;font-weight:700;font-size:22px;border:1px solid #c14545}
.death-body{flex:1;min-width:0}
.death-label{font-size:14px;font-weight:700;color:var(--text-1);margin-bottom:8px;display:flex;align-items:center;gap:8px}
.death-label::before{content:'';width:6px;height:6px;background:var(--accent);border-radius:50%}
.death-quote{font-size:15px;line-height:1.7;color:var(--text-2);font-style:italic;padding-left:14px}
.death-note{margin:20px 0 0;padding:20px 28px;background:linear-gradient(135deg,var(--accent-dim),var(--bg-surface));border-left:4px solid var(--accent);border-radius:8px;font-size:15px;line-height:1.75;color:var(--text-1);font-weight:500}
.death-note::before{content:'判断：';color:var(--accent);font-weight:700;margin-right:6px}
@media(max-width:768px){.death-card{flex-direction:column;gap:14px;padding:20px 22px}.death-label{font-size:13px}.death-quote{font-size:14px;padding-left:0}}

/* ── 内训日程 时序卡片 ────────────────────────────────────── */
.agenda-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px;align-items:stretch}
.agenda-card{position:relative;padding:28px 24px;min-height:180px;background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;transition:all .35s;display:flex;flex-direction:column}
.agenda-card:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:0 8px 24px rgba(0,0,0,.25)}
.agenda-time{display:flex;align-items:center;gap:8px;font-family:var(--f-mono);font-size:13px;font-weight:700;color:var(--accent);margin-bottom:14px;padding-bottom:14px;border-bottom:1px dashed var(--border);flex:0 0 auto}
.agenda-time-dot{width:8px;height:8px;background:var(--accent);border-radius:50%;box-shadow:0 0 0 4px var(--accent-dim)}
.agenda-module{font-size:16px;font-weight:700;color:var(--text-1);line-height:1.5;margin-bottom:14px;flex:1 1 0}
.agenda-output{display:flex;gap:8px;font-size:13px;color:var(--text-2);line-height:1.6;flex:0 0 auto}
.agenda-output-icon{font-size:14px}
.agenda-note{margin:16px 0 0;padding:14px 20px;background:var(--bg-2);border-left:3px solid var(--accent);border-radius:6px;font-size:14px;color:var(--text-1);font-weight:500}
.agenda-note::before{content:'重点：';color:var(--accent);font-weight:700;margin-right:6px}
.audience-note{margin:14px 0 0;padding:12px 20px;background:var(--bg-2);border-radius:6px;font-size:13px;color:var(--text-3)}
.audience-note::before{content:'👥 对象：';color:var(--accent);font-weight:700;margin-right:6px}
@media(max-width:900px){.agenda-grid{grid-template-columns:1fr;gap:12px}}

/* ── 痛点共鸣 列表 ────────────────────────────────────────── */
.pain-list{margin:8px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:12px}
.pain-item{display:flex;align-items:flex-start;gap:18px;padding:20px 24px;background:var(--bg-surface);border:1px solid var(--border);border-radius:10px;transition:all .3s}
.pain-item:hover{transform:translateX(6px);border-color:#c14545}
.pain-index{flex:0 0 auto;font-family:var(--f-mono);font-size:18px;font-weight:700;color:var(--text-3);width:32px;line-height:28px;text-align:left}
.pain-bullet{flex:0 0 auto;display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background:rgba(193,69,69,.15);color:#ff6b6b;font-weight:700;font-size:14px;border:1px solid #c14545;margin-top:0;flex-shrink:0}
.pain-text{flex:1;font-size:15px;line-height:1.7;color:var(--text-1)}
@media(max-width:768px){.pain-item{padding:16px 18px;gap:14px}.pain-index{font-size:16px;width:28px}.pain-text{font-size:14px}}

/* ── 课程大纲 卡片 ────────────────────────────────────────── */
.curriculum-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px;align-items:stretch}
.curriculum-card{position:relative;padding:32px 28px;background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;transition:all .35s;overflow:hidden;display:flex;flex-direction:column}
.curriculum-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,var(--accent),transparent);opacity:0;transition:opacity .4s}
.curriculum-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 12px 28px rgba(0,0,0,.3)}
.curriculum-card:hover::before{opacity:1}
.curriculum-num{font-size:42px;font-weight:700;color:var(--accent);line-height:1;margin-bottom:16px;font-family:var(--f-mono);flex:0 0 auto}
.curriculum-solve{font-size:15px;line-height:1.7;color:var(--text-1);margin-bottom:20px;padding-bottom:20px;border-bottom:1px dashed var(--border);flex:1 1 0}
.curriculum-output{display:flex;flex-direction:column;gap:6px;flex:0 0 auto}
.output-label{font-family:var(--f-mono);font-size:11px;color:var(--accent);letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.curriculum-output span:last-child{font-size:14px;color:var(--text-2);line-height:1.6}
@media(max-width:900px){.curriculum-grid{grid-template-columns:1fr;gap:12px}}

/* ── 老板必须在场 ─────────────────────────────────────────── */
.must-attend-block{margin-bottom:48px}
.must-attend-card{position:relative;margin-top:8px;padding:40px 48px;background:linear-gradient(135deg,var(--accent-dim),var(--bg-surface));border:1px solid var(--accent);border-radius:16px;overflow:hidden}
.must-attend-card::before{content:'';position:absolute;top:0;left:0;width:4px;height:100%;background:var(--accent)}
.must-attend-quote-mark{position:absolute;top:8px;left:24px;font-size:120px;color:var(--accent);opacity:.15;line-height:1;font-family:serif;font-weight:700;pointer-events:none}
.must-attend-body{position:relative;margin:0;font-size:17px;line-height:1.85;color:var(--text-1);font-weight:500;padding:0 0 0 60px}
.must-attend-tip{margin:24px 0 0;padding:14px 18px;background:rgba(0,0,0,.25);border-radius:8px;font-size:13px;color:var(--text-3);font-style:italic;display:flex;align-items:flex-start;gap:10px}
.must-attend-tip::before{content:'';flex:0 0 auto;width:6px;height:6px;background:var(--accent);border-radius:50%;margin-top:8px}
.tip-label{display:inline-block;padding:3px 10px;margin-right:8px;background:var(--accent);color:var(--bg-1);font-size:11px;font-weight:700;border-radius:4px;font-style:normal;letter-spacing:.05em;flex:0 0 auto}
@media(max-width:768px){.must-attend-card{padding:28px 24px}.must-attend-body{font-size:15px;padding-left:0}.must-attend-quote-mark{font-size:80px;top:0;left:12px}}

/* ── 合作模式 3列卡片 ─────────────────────────────────────── */
.delivery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px;align-items:stretch}
.delivery-card{position:relative;padding:32px 28px;background:var(--bg-surface);border:1px solid var(--border);border-radius:14px;transition:all .4s cubic-bezier(.25,.46,.45,.94);overflow:hidden;display:flex;flex-direction:column}
.delivery-card::after{content:'';position:absolute;top:0;right:0;width:120px;height:120px;background:radial-gradient(circle,rgba(0,229,255,.12) 0%,transparent 70%);opacity:0;transition:opacity .4s}
.delivery-card:hover{transform:translateY(-6px);border-color:var(--accent);box-shadow:0 16px 40px rgba(0,229,255,.18)}
.delivery-card:hover::after{opacity:1}
.delivery-card-icon{position:absolute;top:20px;right:24px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:var(--accent-dim);border-radius:8px;color:var(--accent);opacity:.6;transition:all .4s}
.delivery-card-icon svg{width:22px;height:22px}
.delivery-card:hover .delivery-card-icon{opacity:1;transform:rotate(8deg) scale(1.1)}
.delivery-pill{display:inline-block;padding:4px 12px;background:var(--accent-dim);color:var(--accent);border-radius:4px;font-family:var(--f-mono);font-size:11px;font-weight:700;letter-spacing:.05em;margin-bottom:14px}
.delivery-card-title{font-size:20px;font-weight:700;color:var(--text-1);margin:0 0 20px;line-height:1.3;flex:0 0 auto}
.delivery-items{margin:0 0 20px;padding:0;list-style:none;display:flex;flex-direction:column;gap:12px;flex:1 1 0}
.delivery-items li{display:flex;align-items:flex-start;gap:10px}
.delivery-tick{flex:0 0 auto;width:18px;height:18px;display:flex;align-items:center;justify-content:center;background:var(--accent-dim);color:var(--accent);border-radius:50%;margin-top:2px}
.delivery-tick svg{width:12px;height:12px}
.delivery-items li span:last-child{font-size:14px;line-height:1.6;color:var(--text-1)}
.delivery-price{margin:0 0 12px;padding:14px 16px;background:var(--accent);color:var(--bg-1);border-radius:8px;font-size:15px;font-weight:700;font-family:var(--f-mono);flex:0 0 auto}
.delivery-fit{font-size:13px;color:var(--text-3);font-style:italic;padding-top:8px;border-top:1px dashed var(--border);flex:0 0 auto}
.delivery-card-desc{font-size:15px;line-height:1.7;color:var(--text-1);margin:0}
.choice-helper{margin:24px 0 0;padding:16px 24px;background:var(--bg-2);border-radius:8px;font-size:14px;color:var(--text-2);text-align:center;font-style:italic}
@media(max-width:900px){.delivery-grid{grid-template-columns:1fr;gap:12px}.delivery-card{padding:24px 22px}.delivery-card-icon{top:18px;right:18px;width:32px;height:32px}.delivery-card-icon svg{width:18px;height:18px}}

/* ── 差异化 卡片 ──────────────────────────────────────────── */
.diff-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px;align-items:stretch}
.diff-card{position:relative;padding:32px 28px;background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;transition:all .4s;overflow:hidden;display:flex;flex-direction:column}
.diff-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .5s}
.diff-card:hover{transform:translateY(-4px);border-color:var(--accent)}
.diff-card:hover::before{transform:scaleX(1)}
.diff-num{position:absolute;top:16px;right:20px;font-family:var(--f-mono);font-size:32px;font-weight:700;color:var(--accent);opacity:.1;line-height:1;pointer-events:none}
.diff-label{font-size:17px;font-weight:700;color:var(--accent);margin:0 0 10px;line-height:1.35;flex:0 0 auto}
.diff-body{font-size:14px;line-height:1.7;color:var(--text-1);flex:1 1 0}
.diff-card{min-height:200px}
@media(max-width:900px){.diff-grid{grid-template-columns:1fr;gap:12px}}

/* ── 讲师介绍 卡片 ────────────────────────────────────────── */
.instructor-card{display:flex;gap:28px;padding:36px;background:linear-gradient(135deg,var(--bg-surface),var(--bg-2));border:1px solid var(--border);border-radius:16px;align-items:flex-start}
.instructor-avatar{flex:0 0 auto;position:relative;width:88px;height:88px;margin-top:2px;flex-shrink:0}
.instructor-avatar-glow{position:absolute;inset:0;border-radius:50%;background:radial-gradient(circle,rgba(0,229,255,.25) 0%,transparent 70%);animation:heroPulse 4s ease-in-out infinite}
.instructor-avatar-icon{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:var(--accent-dim);border:2px solid var(--accent);border-radius:50%;color:var(--accent)}
.instructor-avatar-icon svg{width:56px;height:56px}
.instructor-body{flex:1;min-width:0}
.instructor-name-row{display:flex;align-items:baseline;gap:12px;margin-bottom:4px}
.instructor-name{font-size:24px;font-weight:700;color:var(--text-1)}
.instructor-tag{padding:3px 10px;background:var(--accent-dim);color:var(--accent);border-radius:4px;font-family:var(--f-mono);font-size:11px;font-weight:600}
.instructor-tagline{font-size:13px;color:var(--text-3);margin-bottom:18px}
.instructor-text{font-size:15px;line-height:1.8;color:var(--text-1);margin:0}
@media(max-width:768px){.instructor-card{flex-direction:column;gap:20px;padding:28px 24px;text-align:center}.instructor-avatar{margin:0 auto}.instructor-name-row{justify-content:center;flex-wrap:wrap}}

/* ── 案例 时间线 ──────────────────────────────────────────── */
.case-alt{position:relative;margin-top:8px;padding:32px 40px;background:var(--bg-surface);border:1px solid var(--border);border-radius:14px}
.case-alt-title{font-size:20px;font-weight:700;color:var(--accent);margin:0 0 32px;padding-bottom:20px;border-bottom:1px solid var(--border)}
.case-alt-timeline{position:relative;padding-left:32px}
.case-alt-timeline::before{content:'';position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--accent) 0%,var(--accent-dim) 50%,transparent 100%)}
.case-alt-step{position:relative;padding-bottom:20px}
.case-alt-step:last-child{padding-bottom:0}
.case-alt-dot{position:absolute;left:-28px;top:8px;width:14px;height:14px;border-radius:50%;background:var(--bg-1);border:2px solid var(--accent);transition:all .3s;box-sizing:border-box}
.case-alt-step:hover .case-alt-dot{background:var(--accent);box-shadow:0 0 0 4px var(--accent-dim);transform:scale(1.2)}
.case-alt-line{margin:0;font-size:15px;line-height:1.7;color:var(--text-1)}
@media(max-width:768px){.case-alt{padding:24px 22px}.case-alt-title{font-size:18px;margin-bottom:24px}.case-alt-timeline{padding-left:26px}.case-alt-dot{left:-24px;width:12px;height:12px}.case-alt-line{font-size:14px}}

/* ── 文章案例库 卡片 ──────────────────────────────────────── */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:8px;align-items:stretch}
.case-card{display:block;padding:24px 28px;background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;text-decoration:none;transition:all .35s;position:relative;overflow:hidden}
.case-card::before{content:'';position:absolute;bottom:0;left:0;width:100%;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .4s}
.case-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 12px 28px rgba(0,0,0,.25)}
.case-card:hover::before{transform:scaleX(1)}
.case-card h3{font-size:17px;font-weight:700;color:var(--text-1);margin:0 0 10px;line-height:1.4}
.case-card p{font-size:13px;color:var(--text-2);margin:0 0 14px;line-height:1.6}
.case-card-arrow{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--accent);font-weight:600;transition:gap .3s}
.case-card-arrow svg{width:14px;height:14px}
.case-card:hover .case-card-arrow{gap:10px}
@media(max-width:768px){.case-grid{grid-template-columns:1fr;gap:12px}}

/* ── 学员评价 卡片 ────────────────────────────────────────── */
.testimonial-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:8px;align-items:stretch}
.testimonial-card{position:relative;padding:32px 28px;background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;transition:all .35s;margin:0}
.testimonial-card:hover{border-color:var(--accent);transform:translateY(-3px)}
.testimonial-quote-mark{position:absolute;top:12px;left:20px;font-size:80px;color:var(--accent);opacity:.15;line-height:1;font-family:serif;font-weight:700;pointer-events:none}
.testimonial-quote{position:relative;margin:0 0 16px;padding-top:24px;font-size:15px;line-height:1.75;color:var(--text-1);font-style:italic}
.testimonial-byline{font-size:13px;color:var(--text-3);font-weight:600;font-family:var(--f-mono)}
@media(max-width:768px){.testimonial-grid{grid-template-columns:1fr;gap:12px}.testimonial-quote-mark{font-size:60px}}

/* ── 适合/不适合 双卡 ─────────────────────────────────────── */
.suit-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:8px;align-items:stretch}
.suit-card{padding:32px 28px;background:var(--bg-surface);border:1px solid var(--border);border-radius:14px;transition:all .35s;position:relative;overflow:hidden;display:flex;flex-direction:column}
.suit-card::before{content:'';position:absolute;top:0;left:0;width:4px;height:100%;transition:width .3s}
.suit-card-yes::before{background:#4ade80}
.suit-card-no::before{background:#ff6b6b}
.suit-card:hover{transform:translateY(-3px)}
.suit-card:hover::before{width:6px}
.suit-card-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:10px;margin-bottom:16px}
.suit-card-yes .suit-card-icon{background:rgba(74,222,128,.12);color:#4ade80;border:1px solid #4ade80}
.suit-card-no .suit-card-icon{background:rgba(255,107,107,.12);color:#ff6b6b;border:1px solid #ff6b6b}
.suit-card-icon svg{width:24px;height:24px}
.suit-card h3{font-size:20px;font-weight:700;color:var(--text-1);margin:0 0 20px;flex:0 0 auto}
.suit-card ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:12px;flex:1 1 0}
.suit-card li{display:flex;align-items:flex-start;gap:12px}
.suit-mark{flex:0 0 auto;display:flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;font-size:13px;font-weight:700;margin-top:1px}
.suit-card-yes .suit-mark{background:rgba(74,222,128,.15);color:#4ade80}
.suit-card-no .suit-mark{background:rgba(255,107,107,.15);color:#ff6b6b}
.suit-card li span:last-child{font-size:14px;line-height:1.7;color:var(--text-1)}
@media(max-width:768px){.suit-grid{grid-template-columns:1fr;gap:12px}.suit-card{padding:24px 22px}}

/* ── FAQ 手风琴 ───────────────────────────────────────────── */
.faq-list{margin-top:8px;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--bg-surface);border:1px solid var(--border);border-radius:10px;overflow:hidden;transition:all .3s}
.faq-item:hover{border-color:var(--accent)}
.faq-item[open]{border-color:var(--accent);background:var(--bg-2)}
.faq-item summary{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;cursor:pointer;font-size:15px;font-weight:600;color:var(--text-1);list-style:none;transition:color .3s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--accent)}
.faq-q-text{flex:1}
.faq-icon{flex:0 0 auto;width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:var(--accent-dim);color:var(--accent);border-radius:50%;transition:transform .4s cubic-bezier(.25,.46,.45,.94)}
.faq-icon svg{width:14px;height:14px}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-body{padding:0 24px 24px;font-size:14px;line-height:1.8;color:var(--text-2);border-top:1px dashed var(--border);margin-top:0;padding-top:20px;animation:fadeUp .4s cubic-bezier(.25,.46,.45,.94)}
@media(max-width:768px){.faq-item summary{padding:16px 18px;font-size:14px}.faq-body{padding:0 18px 18px;padding-top:16px;font-size:13px}}

/* ── CTA 区块 ─────────────────────────────────────────────── */
.service-cta-section{position:relative;margin:32px 0 16px;padding:0;overflow:hidden;border-radius:20px}
.cta-section-bg{position:absolute;inset:0;background:linear-gradient(135deg,var(--accent) 0%,#004d6b 100%);opacity:.95}
.cta-section-bg::before{content:'';position:absolute;top:0;right:0;width:400px;height:400px;background:radial-gradient(circle,rgba(255,255,255,.1) 0%,transparent 70%);animation:heroPulse 8s ease-in-out infinite}
.cta-section-bg::after{content:'';position:absolute;bottom:0;left:0;width:300px;height:300px;background:radial-gradient(circle,rgba(0,0,0,.2) 0%,transparent 70%)}
.cta-section-content{position:relative;padding:40px 48px;text-align:center;z-index:1}
.cta-icon-wrap{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;background:rgba(255,255,255,.15);border:2px solid rgba(255,255,255,.3);border-radius:14px;margin-bottom:20px;animation:iconFloat 3s ease-in-out infinite}
.cta-icon-wrap svg{width:30px;height:30px;color:#fff}
.service-cta-section h2{font-size:32px;font-weight:700;color:#fff;margin:0 0 16px;line-height:1.2}
.service-cta-blurb{font-size:16px;line-height:1.7;color:rgba(255,255,255,.9);margin:0 auto 28px;max-width:680px}
.service-cta-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.service-cta-buttons a{display:inline-flex;align-items:center;gap:10px;padding:16px 32px;border-radius:10px;font-weight:600;font-size:15px;text-decoration:none;transition:all .3s cubic-bezier(.25,.46,.45,.94)}
.cta-primary{background:#fff;color:var(--accent);box-shadow:0 4px 20px rgba(0,0,0,.2)}
.cta-primary:hover{transform:translateY(-3px);box-shadow:0 8px 28px rgba(0,0,0,.3)}
.cta-secondary{background:rgba(255,255,255,.15);color:#fff;border:2px solid rgba(255,255,255,.3);backdrop-filter:blur(10px)}
.cta-secondary:hover{background:rgba(255,255,255,.25);border-color:#fff;transform:translateY(-3px)}
.service-cta-buttons a svg{width:18px;height:18px;transition:transform .3s}
.service-cta-buttons a:hover svg{transform:translateX(4px)}
@media(max-width:768px){.cta-section-content{padding:48px 28px}.service-cta-section h2{font-size:26px}.service-cta-blurb{font-size:15px}.service-cta-buttons{flex-direction:column;align-items:stretch}.service-cta-buttons a{justify-content:center}}

/* ── 通用divider ──────────────────────────────────────────── */
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);margin:0 0 24px;opacity:.4}

/* ── 移动端全局 ───────────────────────────────────────────── */
@media(max-width:480px){
  .hero-title{font-size:26px}
  .hero-tagline{font-size:16px}
  .hero-support{font-size:14px}
  .section-head h2{font-size:20px}
  .service-cta-section h2{font-size:22px}
}

/* ── 动效初始状态 (JS加in-view后生效) ──────────────────
   默认全可见 + 微透明，JS启动后才进入淡入。
   避免JS异常或观察器未触发时留下一片空白。 */
.scenario-card,.platform-card,.track-card,.agenda-card,.curriculum-card,.delivery-card,.diff-card,.death-card,.testimonial-card{opacity:.55;transform:translateY(0);transition:opacity .6s cubic-bezier(.25,.46,.45,.94),transform .6s cubic-bezier(.25,.46,.45 .94)}
.reveal.in-view .scenario-card,.reveal.in-view .platform-card,.reveal.in-view .track-card,.reveal.in-view .agenda-card,.reveal.in-view .curriculum-card,.reveal.in-view .delivery-card,.reveal.in-view .diff-card,.reveal.in-view .death-card,.reveal.in-view .testimonial-card{opacity:1;transform:translateY(0)}

.case-alt-step{opacity:.6;transform:translateX(0);transition:opacity .5s cubic-bezier(.25,.46,.45,.94),transform .5s cubic-bezier(.25,.46,.45,.94)}
.case-alt-step.in-view{opacity:1;transform:translateX(0)}

.flow-rule-item,.pain-item{opacity:.6;transform:translateX(0);transition:opacity .5s cubic-bezier(.25,.46,.45,.94),transform .5s cubic-bezier(.25,.46,.45,.94)}
.flow-rule-item.in-view,.pain-item.in-view{opacity:1;transform:translateX(0)}

@media(max-width:768px){
  .scenario-card,.platform-card,.track-card,.agenda-card,.curriculum-card,.delivery-card,.diff-card,.death-card,.testimonial-card{opacity:.7}
  .case-alt-step{opacity:.7}
  .flow-rule-item,.pain-item{opacity:.7}
}

/* ── 覆盖 blog.css 全站 section{padding:80px 0} ── */
.service-detail-page section{padding:0}
.service-detail-page section.reveal{margin-bottom:32px}
.service-detail-page section.reveal:last-of-type{margin-bottom:0}
.service-detail-page .service-cta-section{margin-top:48px;margin-bottom:32px}