/* ============================================
   流量火传媒 — 官网 v5 设计系统
   Design Language: Apple-grade Premium · 极简留白 · 克制点缀
   ============================================ */

/* ===== RESET & TOKENS ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  /* Core palette — Apple-inspired neutrals */
  --c-bg:#FFFFFF;
  --c-surface:#F5F5F7;
  --c-surface-warm:#FBF9F7;
  --c-text:#1D1D1F;
  --c-text-secondary:#86868B;
  --c-text-tertiary:#AEAEB2;
  --c-line:#D2D2D7;
  --c-line-subtle:#E8E8ED;

  /* Brand — fire gradient (绝对克制，仅用于关键CTA和品牌字) */
  --fire-from:#FF8A65;
  --fire-mid:#FF5722;
  --fire-to:#E64A19;
  --fire-glow:rgba(255,87,34,0.06);
  --fire-gradient:linear-gradient(165deg,#FF8A65 0%,#FF5722 45%,#E64A19 100%);

  /* Spacing rhythm — 苹果式大留白 */
  --section-pad-v:clamp(120px,12vh,200px);
  /* 水平内边距：统一拉宽，确保不同屏幕下留白充足、视觉平衡 */
  --section-pad-h:clamp(48px,7vw,150px);   /* 内容区左右内边距 */
  --nav-pad:clamp(40px,6.5vw,130px);        /* 导航区左右内边距（略小于内容，保持层次） */
  --container-max:1080px;
  --container-wide:1280px;

  /* Type scale — 大字号 + 紧字距 */
  --font:-apple-system,"SF Pro Display","SF Pro Text","Helvetica Neue","Noto Sans SC","PingFang SC",sans-serif;
  --mono:"SF Mono",SFMono-Regular,Menlo,Monaco,monospace;

  /* Motion — 快速但丝滑 */
  --ease-out-exp:cubic-bezier(0.16,1,0.3,1);
  --ease-out: cubic-bezier(0.25,0.46,0.45,0.94);
  --duration-normal:0.5s;
  --duration-fast:0.3s;
}

html{scroll-behavior:smooth;font-size:16px;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  background:var(--c-bg);
  color:var(--c-text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
  line-height:1.72;
  font-weight:400;
  letter-spacing:-0.011em;
}
::selection{background:var(--fire-mid);color:#fff}
a{color:inherit;text-decoration:none;transition:color var(--duration-fast) ease}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}

/* ===== NAVIGATION — 对标苹果官网 · 极致留白呼吸感 ===== */
.nav{
  position:fixed;
  top:0;left:0;right:0;
  z-index:9999;
  height:52px;
  display:flex;align-items:center;
  justify-content:space-between;
  padding:0 var(--nav-pad);
  background:rgba(255,255,255,0.82);
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  transition:box-shadow var(--duration-normal),background var(--duration-normal);
}
.nav::after{
  content:'';position:absolute;bottom:0;left:0;right:0;
  height:0.5px;background:rgba(0,0,0,0.08);opacity:0;
  transition:opacity var(--duration-normal);
}
.nav.scrolled{
  box-shadow:0 1px 0 rgba(0,0,0,0.06);
  background:rgba(255,255,255,0.94);
}
.nav.scrolled::after{opacity:1}

/* ── 左侧：Logo 区域（独立呼吸空间）── */
.nav-left{
  display:flex;align-items:center;
  flex-shrink:0;                /* 防止被压缩 */
  min-width:120px;              /* 保证Logo区最小宽度 */
}
.nav-logo{
  height:30px;width:auto;flex-shrink:0;object-fit:contain;
}
.nav-brand{
  display:none;
  font-size:14px;font-weight:600;color:var(--c-text);letter-spacing:-0.02em;
  margin-left:10px;
}
.nav-brand .fire{
  background:var(--fire-gradient);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
  font-weight:700;
}

/* ── 右侧：导航菜单 + 操作按钮（三段式布局）── */
.nav-right{
  display:flex;align-items:center;
  flex:1;                        /* 占据Logo右侧全部空间 */
}

/* 导航链接组 — 每项等宽均匀分布（苹果式） */
.nav-links{
  display:flex;
  list-style:none;
  flex:1;                        /* 填满Logo到CTA之间的所有可用宽度 */
  justify-content:center;        /* 整组居中 */
  gap:0;                         /* 不用gap，用flex均分控制间距 */
  margin:0 auto;                 /* 居中定位 */
}
/* 每个 <li> 等宽 → 6项均匀铺开 */
.nav-links > li{
  flex:1;                        /* 关键：每项占 1/6 宽度 */
  text-align:center;             /* 文字居中 */
}
.nav-links a{
  font-size:13px;font-weight:400;color:var(--c-text-secondary);
  position:relative;padding:6px 0;transition:color var(--duration-fast) ease;
  white-space:nowrap;display:inline-block;
  letter-spacing:-0.01em;
}
.nav-links a:hover{color:var(--c-text)}
.nav-links a.active{color:var(--c-text);font-weight:550}
.nav-links a::after{
  content:'';position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);
  width:0;height:2px;
  background:var(--c-text);border-radius:1px;transition:width var(--duration-fast) var(--ease-out);
}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}

/* 联系我们按钮 — 右侧独立区域 */
.nav-contact{
  font-size:13px;font-weight:500;color:var(--c-text);
  padding:8px 22px;border:1px solid var(--c-line);
  border-radius:980px;transition:transform var(--duration-fast) var(--ease-out),box-shadow var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out);letter-spacing:0.01em;
  flex-shrink:0;                /* 不被压缩 */
  margin-left:auto;             /* 推到最右边 */
  white-space:nowrap;
  cursor:pointer;
}
.nav-contact:active{transform:scale(0.97)}
}
@media (hover:hover) and (pointer:fine){
.nav-contact:hover{
  border-color:var(--c-text);background:var(--c-text);color:#fff;
  transform:scale(1.02);
}
}


.mobile-btn{display:none;background:none;border:none;cursor:pointer;padding:8px;color:var(--c-text)}

/* Mobile menu panel — 对应新导航高度52px */
.mobile-menu{
  position:fixed;top:52px;left:0;right:0;z-index:9998;
  background:rgba(255,255,255,0.97);
  backdrop-filter:saturate(180%) blur(24px);
  -webkit-backdrop-filter:saturate(180%) blur(24px);
  border-bottom:0.5px solid var(--c-line);
  transform:translateY(-120%);transition:transform 0.45s var(--ease-out);
  padding:20px var(--nav-pad) 32px;
}
.mobile-menu.open{transform:translateY(0)}
.mobile-menu a{
  display:block;padding:18px 0;font-size:16px;font-weight:500;
  color:var(--c-text);border-bottom:0.5px solid var(--c-line-subtle);
  transition:color var(--duration-fast) ease;
}
.mobile-menu a:last-child{border-bottom:none}
.mobile-menu a:hover{color:var(--fire-mid)}

/* ===== HERO — 超大标题 + 极致呼吸感 ===== */
.hero{
  min-height:100vh;display:flex;flex-direction:column;
  justify-content:center;align-items:center;text-align:center;
  padding:160px var(--section-pad-h) 120px;position:relative;overflow:hidden;
}
.hero-glow{
  position:absolute;top:-15%;left:50%;transform:translateX(-50%);
  width:80vh;height:80vh;
  background:radial-gradient(circle,var(--fire-glow) 0%,transparent 70%);
  pointer-events:none;z-index:0;
}
.hero-logo-wrap{position:relative;z-index:1;margin-bottom:48px}
.hero-logo{height:80px;width:auto;animation:heroFloat 6s ease-in-out infinite;object-fit:contain}
@keyframes heroFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

.hero-overline{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;font-weight:500;color:var(--c-text-tertiary);
  letter-spacing:0.2em;text-transform:uppercase;margin-bottom:32px;position:relative;z-index:1;
}
.hero-overline .dot{
  width:5px;height:5px;border-radius:50%;background:var(--fire-mid);
  animation:pulseDot 3s ease-in-out infinite;
}
@keyframes pulseDot{0%,100%{opacity:1}50%{opacity:0.25}}

/* 核心标题 — 苹果式超大字号 */
.hero-title{
  font-size:clamp(52px,10vw,96px);font-weight:700;letter-spacing:-0.044em;line-height:1.03;
  color:var(--c-text);margin-bottom:32px;position:relative;z-index:1;max-width:860px;
}
.hero-title em{
  font-style:normal;background:var(--fire-gradient);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}

/* 业务标签行 */
.hero-business{
  display:flex;flex-wrap:wrap;justify-content:center;gap:8px 24px;
  margin-bottom:40px;position:relative;z-index:1;
  font-size:clamp(14px,1.5vw,17px);font-weight:450;color:var(--c-text-secondary);
}
.hero-business span{position:relative;padding-left:20px}
.hero-business span:first-child{padding-left:0}
.hero-business span::before{
  content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:4px;border-radius:50%;background:var(--fire-mid);opacity:0.7;
}
.hero-business span:first-child::before{display:none}

.hero-desc{
  font-size:clamp(17px,1.8vw,21px);font-weight:400;color:var(--c-text-secondary);
  max-width:520px;margin:0 auto 48px;line-height:1.75;position:relative;z-index:1;
}

/* 按钮组 */
.hero-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;position:relative;z-index:1}
.hero-scroll{
  position:absolute;bottom:40px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  color:var(--c-text-tertiary);font-size:10px;font-weight:500;letter-spacing:0.1em;
  animation:scrollHint 3s ease-in-out infinite;
}
.hero-scroll .chev{width:12px;height:12px;border-right:1px solid var(--c-text-tertiary);border-bottom:1px solid var(--c-text-tertiary);transform:rotate(45deg)}
@keyframes scrollHint{0%,100%{opacity:0.3;transform:translateX(-50%) translateY(0)}50%{opacity:1;transform:translateX(-50%) translateY(6px)}}

/* ===== BUTTONS — 更精致圆润 ===== */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:15px 30px;border-radius:980px;font-size:13px;font-weight:500;
  cursor:pointer;transition:transform var(--duration-fast) var(--ease-out),box-shadow var(--duration-fast) var(--ease-out);letter-spacing:-0.003em;border:none;
}
.btn-primary{background:var(--c-text);color:#fff}
.btn:active{transform:scale(0.97)}
@media (hover:hover) and (pointer:fine){
  .btn-primary:hover{transform:scale(1.02);box-shadow:0 6px 24px rgba(0,0,0,0.12)}
}
.btn-secondary{background:transparent;color:var(--c-text);border:1px solid var(--c-line)}
@media (hover:hover) and (pointer:fine){
  .btn-secondary:hover{border-color:var(--c-text-secondary);background:var(--c-surface)}
}
.cta-btn{
  display:inline-flex;align-items:center;gap:8px;background:var(--fire-gradient);color:#fff;
  padding:17px 38px;border-radius:980px;font-size:14px;font-weight:600;border:none;cursor:pointer;
  transition:transform var(--duration-fast) var(--ease-out),box-shadow var(--duration-fast) var(--ease-out);letter-spacing:-0.003em;
}
.cta-btn:active{transform:scale(0.97)}
@media (hover:hover) and (pointer:fine){
  .cta-btn:hover{transform:scale(1.03);box-shadow:0 10px 36px rgba(255,87,34,0.28)}
}

/* ===== SECTION FRAMEWORK ===== */
.section{padding:var(--section-pad-v) var(--section-pad-h);max-width:var(--container-max);margin:0 auto}
.section--alt{background:var(--c-surface)}
.section--center{text-align:center}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:11px;font-weight:600;color:var(--fire-mid);
  letter-spacing:0.15em;text-transform:uppercase;margin-bottom:20px;
}
.section-eyebrow::before{content:'';width:16px;height:1px;background:var(--fire-gradient);border-radius:1px}

/* Section 主标题 — 超大字号 */
.section-kicker{
  font-size:clamp(42px,6vw,76px);font-weight:700;letter-spacing:-0.038em;
  line-height:1.08;color:var(--c-text);margin-bottom:20px;
}
.section-leader{
  font-size:clamp(17px,1.8vw,20px);color:var(--c-text-secondary);
  line-height:1.75;max-width:540px;
}
.section-leader--center{margin-left:auto;margin-right:auto;text-align:center}

/* ===== SERVICES — BENTO GRID v6 ===== */
.services-section{padding:var(--section-pad-v) var(--section-pad-h);background:var(--c-surface-warm)}
.services-inner{max-width:var(--container-wide);margin:0 auto}
.bento-grid{
  display:grid;grid-template-columns:repeat(2,1fr);grid-template-rows:auto auto;
  gap:18px;margin-top:72px;
}
.bento-card{
  background:var(--c-bg);border-radius:22px;padding:44px 36px;
  border:0.5px solid rgba(0,0,0,0.05);
  transition:transform 0.5s var(--ease-out),box-shadow 0.5s var(--ease-out),border-color 0.5s var(--ease-out);position:relative;overflow:hidden;
}
.bento-card-accent{
  position:absolute;top:0;left:0;width:3px;height:100%;
  border-radius:22px 0 0 22px;
}
.bento-card--train .bento-card-accent{background:linear-gradient(180deg,#FF8A65,#E64A19)}
.bento-card--ops .bento-card-accent{background:linear-gradient(180deg,#42A5F5,#1565C0)}
.bento-card--ip .bento-card-accent{background:linear-gradient(180deg,#BA68C8,#7B1FA2)}
.bento-card--geo .bento-card-accent{background:linear-gradient(180deg,#66BB6A,#2E7D32)}

@media (hover:hover) and (pointer:fine){
  .bento-card:hover{
    transform:translateY(-4px);
    box-shadow:0 20px 56px rgba(0,0,0,0.06);
    border-color:rgba(0,0,0,0.08);
  }
}
.bento-num{
  font-size:10px;font-weight:650;color:var(--c-text-tertiary);
  letter-spacing:0.15em;text-transform:uppercase;margin-bottom:20px;font-family:var(--mono);
}
.bento-icon{
  width:52px;height:52px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  margin-bottom:24px;position:relative;
}
.bento-icon svg{width:26px;height:26px}
.bento-icon--train{background:linear-gradient(135deg,#FFF3E0 0%,#FFE0B2 100%);color:#E65100}
.bento-icon--ops{background:linear-gradient(135deg,#E3F2FD 0%,#BBDEFB 100%);color:#1565C0}
.bento-icon--ip{background:linear-gradient(135deg,#F3E5F5 0%,#E1BEE7 100%);color:#7B1FA2}
.bento-icon--geo{background:linear-gradient(135deg,#E8F5E9 0%,#C8E6C9 100%);color:#2E7D32}
.bento-title{
  font-size:22px;font-weight:700;letter-spacing:-0.018em;margin-bottom:14px;
  color:var(--c-text);line-height:1.24;
}
.bento-body{font-size:14.5px;color:var(--c-text-secondary);line-height:1.78;margin-bottom:20px}

/* 服务要点列表 */
.bento-list{list-style:none;display:flex;flex-direction:column;gap:10px;margin-bottom:24px}
.bento-list li{
  position:relative;padding-left:20px;font-size:13.5px;color:var(--c-text-secondary);line-height:1.6;
}
.bento-list li::before{
  content:'';position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:50%;
  background:var(--c-line);transition:background 0.3s;
}
.bento-card--train .bento-list li::before{background:#FFCCBC}
.bento-card--ops .bento-list li::before{background:#90CAF9}
.bento-card--ip .bento-list li::before{background:#E1BEE7}
.bento-card--geo .bento-list li::before{background:#C8E6C9}

/* 底部元信息 */
.bento-meta{display:flex;gap:28px;flex-wrap:wrap;padding-top:20px;border-top:0.5px solid var(--c-line-subtle)}
.bento-meta span{font-size:12px;color:var(--c-text-tertiary)}
.bento-meta strong{font-size:13px;color:var(--c-text);font-weight:600;display:inline;margin-right:3px}

/* ===== STATS STRIP — 更沉稳的暗色带 ===== */
.stats-strip{
  padding:88px var(--section-pad-h);background:#0A0A0C;color:#fff;
  position:relative;overflow:hidden;
}
.stats-strip::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse at 35% 50%,rgba(255,87,34,0.05) 0%,transparent 60%);
  pointer-events:none;
}
/* 顶部柔和渐变过渡，避免与白色区块生硬拼接 */
.stats-strip::after{
  content:'';position:absolute;top:0;left:0;right:0;height:80px;
  background:linear-gradient(to bottom, rgba(255,255,255,0.04), transparent);
  pointer-events:none;
}
.stats-inner{max-width:var(--container-wide);margin:0 auto;display:grid;grid-template-columns:repeat(5,1fr);gap:32px}
.stat-item{text-align:center}
.stat-value{
  font-size:clamp(40px,5.5vw,64px);font-weight:700;letter-spacing:-0.022em;
  color:#fff;margin-bottom:8px;line-height:1.08;
}
.stat-label{font-size:12px;color:rgba(255,255,255,0.35);font-weight:450;letter-spacing:0.025em;line-height:1.5}

/* ===== CASES — SHOWCASE v6（分类展示 + 品牌Logo）===== */
.cases-category-section{
  padding:clamp(64px,7vw,100px) var(--section-pad-h);
  max-width:var(--container-wide);margin:0 auto;
}
.cases-category-section--alt{background:var(--c-surface-warm)}

/* 分类标题 */
.cases-cat-header{
  display:flex;align-items:flex-start;gap:20px;margin-bottom:48px;
}
.cases-cat-icon{font-size:36px;line-height:1;flex-shrink:0;margin-top:2px}
.cases-cat-title{
  font-size:clamp(26px,3.5vw,38px);font-weight:700;
  letter-spacing:-0.024em;color:var(--c-text);line-height:1.15;margin-bottom:6px;
}
.cases-cat-desc{font-size:15px;color:var(--c-text-secondary);line-height:1.65}

/* 案例卡片列表 */
.cases-showcase{display:flex;flex-direction:column;gap:16px}

.case-showcase-card{
  display:grid;grid-template-columns:auto 1fr;gap:28px;
  background:var(--c-bg);border-radius:20px;padding:32px 36px;
  border:0.5px solid var(--c-line-subtle);
  transition:transform 0.5s var(--ease-out),box-shadow 0.5s var(--ease-out),border-color 0.5s var(--ease-out);
}
@media (hover:hover) and (pointer:fine){
  .case-showcase-card:hover{
    transform:translateY(-2px);
    box-shadow:0 14px 44px rgba(0,0,0,0.04);
    border-color:rgba(0,0,0,0.08);
  }
}

/* 品牌 Logo */
.case-logo-wrap{display:flex;align-items:center}
.case-logo{
  width:72px;height:72px;border-radius:18px;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;color:#fff;letter-spacing:-0.01em;flex-shrink:0;
  position:relative;overflow:hidden;
}
.case-logo::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,0.15) 0%,transparent 60%);
}

/* 各品牌配色 */
.case-logo--guante{background:linear-gradient(135deg,#FF7043,#E64A19)}
.case-logo--jinpai{background:linear-gradient(135deg,#FFB300,#FF8F00)}
.case-logo--tuba{background:linear-gradient(135deg,#26C6DA,#0097A7)}
.case-logo--kefan{background:linear-gradient(135deg,#9575CD,#5E35B1)}
.case-logo--wenxin{background:linear-gradient(135deg,#4DB6AC,#00796B)}
.case-logo--guanteqing{background:linear-gradient(135deg,#FF8A65,#D84315)}
.case-logo--oumo{background:linear-gradient(135deg,#7986CB,#3949AB)}
.case-logo--youqibao{background:linear-gradient(135deg,#A1887F,#5D4037)}
.case-logo--sulaoshi{background:linear-gradient(135deg,#F06292,#C2185B)}
.case-logo--spa{background:linear-gradient(135deg,#CE93D8,#8E24AA)}
.case-logo--laojiang{background:linear-gradient(135deg,#4FC3F7,#0277BD)}
.case-logo--dongtian{background:linear-gradient(135deg,#FFAB91,#D84315)}
.case-logo--sfjapan{background:linear-gradient(135deg,#90A4AE,#546E7A)}
.case-logo--montreal{background:linear-gradient(135deg,#80DEEA,#00ACC1)}
.case-logo--sgedu,.case-logo--sgins{background:linear-gradient(135deg,#EF5350,#C62828)}
.case-logo--chengong{background:linear-gradient(135deg,#FF5722,#BF360C)}

/* 案例信息 */
.case-info{min-width:0}
.case-badge{
  display:inline-block;font-size:10px;font-weight:650;
  letter-spacing:0.08em;text-transform:uppercase;padding:4px 12px;
  border-radius:980px;margin-bottom:12px;
}
.case-badge--hot{background:linear-gradient(135deg,#FFF3E0,#FFE0B2);color:#E65100}
.case-badge--geo{background:linear-gradient(135deg,#E8F5E9,#C8E6C9);color:#2E7D32}
.case-badge--ip{background:linear-gradient(135deg,#F3E5F5,#E1BEE7);color:#7B1FA2}
.case-name{
  font-size:22px;font-weight:700;letter-spacing:-0.016em;color:var(--c-text);
  line-height:1.2;margin-bottom:6px;
}
.case-service-type{
  font-size:13px;font-weight:500;color:var(--fire-mid);margin-bottom:12px;
}
.case-brief{
  font-size:14.5px;color:var(--c-text-secondary);line-height:1.78;margin-bottom:20px;
}

/* 数据指标 */
.case-metrics-row{display:flex;gap:24px;flex-wrap:wrap}
.case-metric{display:flex;flex-direction:column}
.case-metric strong{
  font-size:22px;font-weight:700;letter-spacing:-0.016em;
  background:var(--fire-gradient);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text;line-height:1.15;
}
.case-metric span{font-size:11px;color:var(--c-text-tertiary);margin-top:3px}

/* 行业覆盖条 */
.cases-industry-strip{
  padding:72px var(--section-pad-h);background:var(--c-surface);
  text-align:center;
}
.cases-industry-inner{max-width:var(--container-wide);margin:0 auto}
.cases-industry-strip h3{
  font-size:clamp(22px,2.8vw,32px);font-weight:700;
  letter-spacing:-0.02em;margin-bottom:28px;
}
.industry-tags{
  display:flex;flex-wrap:wrap;justify-content:center;gap:10px;
}
.industry-tag{
  font-size:13px;font-weight:450;color:var(--c-text-secondary);
  padding:10px 20px;border-radius:980px;
  background:var(--c-bg);border:0.5px solid var(--c-line-subtle);
  transition:border-color 0.3s ease,color 0.3s ease;
}
@media (hover:hover) and (pointer:fine){
  .industry-tag:hover{
    border-color:var(--fire-mid);color:var(--fire-mid);
    transform:translateY(-1px);
  }
}

/* ===== CASE DETAIL (cases page) ===== */
.case-detail{
  display:grid;grid-template-columns:280px 1fr;gap:56px;
  border-bottom:0.5px solid var(--c-line-subtle);
  padding:clamp(56px,6vw,84px) var(--section-pad-h);
  max-width:var(--container-wide);margin:0 auto;
}
.case-detail:last-of-type{border-bottom:none}
.case-detail-side .case-cat{margin-bottom:14px}
.case-detail-title{
  font-size:32px;font-weight:700;letter-spacing:-0.024em;
  color:var(--c-text);line-height:1.14;margin-bottom:10px;
}
.case-detail-sub{font-size:15px;color:var(--c-text-secondary);line-height:1.65;margin-bottom:28px}
.case-metrics{display:flex;flex-direction:column;gap:18px}
.case-metrics div{display:flex;flex-direction:column}
.case-metrics strong{
  font-size:24px;font-weight:700;letter-spacing:-0.018em;
  background:var(--fire-gradient);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text;line-height:1.1;
}
.case-metrics span{font-size:12px;color:var(--c-text-tertiary);margin-top:2px}
.case-block{margin-bottom:28px}
.case-block:last-child{margin-bottom:0}
.case-block h4{
  font-size:12px;font-weight:600;color:var(--fire-mid);
  letter-spacing:0.07em;text-transform:uppercase;margin-bottom:8px;
}
.case-block p{font-size:15px;color:var(--c-text-secondary);line-height:1.82}
@media(max-width:768px){
  .case-detail{grid-template-columns:1fr;gap:28px}
  .case-metrics{flex-direction:row;flex-wrap:wrap;gap:24px}
}

/* ===== TRUST / WHY SECTION ===== */
.trust-section{padding:var(--section-pad-v) var(--section-pad-h);background:var(--c-surface-warm)}
.trust-inner{max-width:var(--container-wide);margin:0 auto}
.trust-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:64px;
}
.trust-item{
  padding:44px 28px;text-align:center;border-radius:18px;
  background:var(--c-bg);border:0.5px solid rgba(0,0,0,0.03);
  transition:transform 0.45s var(--ease-out),box-shadow 0.45s var(--ease-out);
}
@media (hover:hover) and (pointer:fine){
  .trust-item:hover{
    transform:translateY(-2px);box-shadow:0 10px 32px rgba(0,0,0,0.035);
  }
}
.trust-mark{font-size:34px;margin-bottom:20px}
.trust-item h4{font-size:17px;font-weight:650;margin-bottom:10px;letter-spacing:-0.01em}
.trust-item p{font-size:14px;color:var(--c-text-secondary);line-height:1.78}

/* ===== CTA — 沉稳有力 ===== */
.cta-section{
  padding:var(--section-pad-v) var(--section-pad-h);text-align:center;
  position:relative;overflow:hidden;background:#0A0A0C;
}
.cta-section::before{
  content:'';position:absolute;top:-25%;left:50%;transform:translateX(-50%);
  width:55vw;height:55vw;background:radial-gradient(circle,rgba(255,87,34,0.06) 0%,transparent 70%);
  pointer-events:none;
}
.cta-title{
  font-size:clamp(36px,5vw,56px);font-weight:700;letter-spacing:-0.032em;
  color:#fff;margin-bottom:18px;position:relative;z-index:1;
}
.cta-desc{
  font-size:17px;color:rgba(255,255,255,0.4);max-width:460px;
  margin:0 auto 44px;line-height:1.68;position:relative;z-index:1;
}

/* CTA 联系方式行 — 统一行高、字号、对齐 */
.cta-contact-row{
  display:flex;flex-wrap:wrap;justify-content:center;gap:48px;
  margin-top:40px;max-width:680px;margin-left:auto;margin-right:auto;
  position:relative;z-index:1;
}
.cta-contact-item{
  display:flex;flex-direction:column;align-items:center;
  min-width:160px;min-height:64px;          /* 固定最小高度确保两栏等高 */
}
.cta-contact-label{
  font-size:13px;font-weight:600;color:rgba(255,255,255,0.35);
  letter-spacing:0.06em;text-transform:uppercase;
  margin-bottom:10px;line-height:1.4;         /* 统一标签行高 */
}
.cta-contact-value{
  font-size:20px;font-weight:700;color:var(--fire-mid);
  letter-spacing:-0.01em;line-height:1.3;     /* 统一值行高+字号 */
  transition:opacity var(--duration-fast) ease;
}
.cta-contact-value:hover{opacity:0.8}

/* ===== PRODUCTS — 核心产品板块 ===== */
.products-section{padding:var(--section-pad-v) var(--section-pad-h);background:var(--c-bg)}
.products-inner{max-width:var(--container-wide);margin:0 auto}

/* 产品卡片 */
.product-card{
  background:var(--c-bg);border:0.5px solid var(--c-line-subtle);
  border-radius:24px;padding:44px 40px 36px;
  margin-bottom:32px;position:relative;overflow:hidden;
  transition:box-shadow var(--duration-normal),border-color var(--duration-fast);
}
.product-card:hover{box-shadow:0 12px 48px rgba(0,0,0,0.06);border-color:var(--c-line)}

/* 卡片头部：编号 + 图标 + Badge */
.product-card-header{display:flex;align-items:center;gap:16px;margin-bottom:20px}
.product-idx{
  font-size:13px;font-weight:700;color:var(--c-text-tertiary);
  letter-spacing:0.06em;width:28px;height:28px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line-subtle);border-radius:8px;flex-shrink:0;
}
.product-icon-wrap{
  width:44px;height:44px;border-radius:12px;display:flex;
  align-items:center;justify-content:center;flex-shrink:0;color:#fff;
}
.product-icon-wrap svg{width:22px;height:22px}
.product-icon-wrap--orange{background:linear-gradient(135deg,#FF8A65,#FF5722)}
.product-icon-wrap--blue{background:linear-gradient(135deg,#64B5F6,#1976D2)}
.product-icon-wrap--purple{background:linear-gradient(135deg,#BA68C8,#7B1FA2)}
.product-icon-wrap--green{background:linear-gradient(135deg,#81C784,#388E3C)}
.product-icon-wrap--red{background:linear-gradient(135deg,#E57373,#D32F2F)}
.product-badge{
  font-size:11px;font-weight:600;letter-spacing:0.04em;
  padding:4px 10px;border-radius:6px;background:rgba(255,87,34,0.08);
  color:var(--fire-mid);margin-left:auto;
}
.product-badge--blue{background:rgba(25,118,210,0.08);color:#1976D2}
.product-badge--purple{background:rgba(123,31,162,0.08);color:#7B1FA2}
.product-badge--green{background:rgba(56,142,60,0.08);color:#388E3C}
.product-badge--red{background:rgba(211,47,47,0.08);color:#D32F2F}

/* 产品名称 */
.product-name{font-size:26px;font-weight:700;color:var(--c-text);letter-spacing:-0.02em;margin-bottom:6px}
.product-en{
  font-size:15px;font-weight:500;color:var(--c-text-tertiary);
  letter-spacing:0;margin-left:8px;font-style:normal;
}

/* 定位描述 */
.product-positioning{
  font-size:15px;font-weight:600;color:var(--fire-mid);
  margin-bottom:14px;letter-spacing:-0.01em;
}
.product-desc{
  font-size:15px;color:var(--c-text-secondary);
  line-height:1.72;margin-bottom:22px;max-width:520px;
}

/* 功能列表 */
.product-features{list-style:none;margin:0 0 28px;padding:0;display:flex;flex-direction:column;gap:12px}
.product-features li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14px;color:var(--c-text);line-height:1.6;
}
.product-features li svg{flex-shrink:0;margin-top:2px}

/* CTA 按钮 */
.product-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:12px 26px;border-radius:980px;
  background:var(--fire-gradient);color:#fff;
  font-size:14px;font-weight:600;text-decoration:none;
  box-shadow:0 6px 24px rgba(255,87,34,0.2);
  transition:transform var(--duration-fast) var(--ease-out),box-shadow var(--duration-fast);
  letter-spacing:0.01em;
}
@media (hover:hover) and (pointer:fine){
.product-cta:hover{transform:scale(1.03);box-shadow:0 10px 36px rgba(255,87,34,0.28)}
}

.product-cta--blue{background:linear-gradient(135deg,#42A5F5,#1565C0);box-shadow:0 6px 24px rgba(21,101,192,0.2)}
.product-cta--blue:hover{box-shadow:0 10px 36px rgba(21,101,192,0.28)}
.product-cta--purple{background:linear-gradient(135deg,#AB47BC,#7B1FA2);box-shadow:0 6px 24px rgba(123,31,162,0.2)}
.product-cta--purple:hover{box-shadow:0 10px 36px rgba(123,31,162,0.28)}
.product-cta--green{background:linear-gradient(135deg,#66BB6A,#388E3C);box-shadow:0 6px 24px rgba(56,142,60,0.2)}
.product-cta--green:hover{box-shadow:0 10px 36px rgba(56,142,60,0.28)}
.product-cta--red{background:linear-gradient(135deg,#EF5350,#D32F2F);box-shadow:0 6px 24px rgba(211,47,47,0.2)}
.product-cta--red:hover{box-shadow:0 10px 36px rgba(211,47,47,0.28)}

/* ===== 产品协同关系图 ===== */
.product-synergy{padding:clamp(64px,7vw,100px) var(--section-pad-h);background:var(--c-surface-warm)}
.product-synergy-inner{max-width:var(--container-wide);margin:0 auto;text-align:center}
.synergy-flow{
  display:flex;align-items:center;justify-content:center;
  flex-wrap:wrap;gap:12px 8px;margin-top:48px;
}
.synergy-node{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  padding:14px 18px;border-radius:16px;background:#fff;
  border:0.5px solid var(--c-line-subtle);
  min-width:90px;transition:transform var(--duration-fast),box-shadow var(--duration-fast);
}
@media (hover:hover) and (pointer:fine){
.synergy-node:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,0.06)}
}

.synergy-abbr{font-size:12px;font-weight:700;letter-spacing:0.04em;text-transform:uppercase}
.synergy-p1 .synergy-abbr{color:#FF5722}.synergy-p2 .synergy-abbr{color:#1976D2}
.synergy-p3 .synergy-abbr{color:#388E3C}.synergy-p4 .synergy-abbr{color:#7B1FA2}.synergy-p5 .synergy-abbr{color:#D32F2F}
.synergy-label{font-size:11px;color:var(--c-text-tertiary);font-weight:500}
.synergy-arrow{font-size:18px;color:var(--c-line);font-weight:300}
.synergy-loop-back{
  width:100%;text-align:center;font-size:12px;
  color:var(--c-text-tertiary);margin-top:16px;
  letter-spacing:0.06em;font-weight:500;
}

/* ===== 产品页顶部 CTA（直达 liulianghuo.top）===== */
.product-top-cta{
  padding:clamp(56px,7vw,88px) var(--section-pad-h);
  background:linear-gradient(165deg,#1a1a2e 0%,#16162a 50%,#0d0d1a 100%);
  color:#fff;text-align:center;position:relative;overflow:hidden;
}
.product-top-cta::before{
  content:'';position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--c-line-subtle),transparent);
}
.product-top-cta-inner{position:relative;z-index:1;max-width:680px;margin:0 auto}
.product-top-cta .section-eyebrow{color:rgba(255,255,255,0.35)}
.product-top-cta .section-kicker{color:#fff}
.product-top-cta .section-leader{color:rgba(255,255,255,0.45)}
.product-top-cta-btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:16px 36px;border-radius:980px;
  background:var(--fire-gradient);color:#fff;
  font-size:16px;font-weight:700;text-decoration:none;
  box-shadow:0 8px 32px rgba(255,87,34,0.3);
  transition:transform var(--duration-fast) var(--ease-out),box-shadow var(--duration-fast);
  letter-spacing:0.01em;margin-top:32px;
}
@media (hover:hover) and (pointer:fine){
.product-top-cta-btn:hover{
  transform:scale(1.04);box-shadow:0 12px 48px rgba(255,87,34,0.4)
}
}


/* 响应式 */
@media(max-width:768px){
  .product-card{padding:32px 24px 28px;border-radius:18px}
  .product-name{font-size:22px}
  .product-features li{font-size:13.5px}
  .product-cta{padding:11px 22px;font-size:13px}
  .synergy-flow{gap:8px 4px}
  .synergy-node{padding:10px 12px;min-width:70px}
  .synergy-node:nth-child(n+8){display:none} /* 移动端隐藏箭头和回环 */
  .product-top-cta-btn{padding:14px 28px;font-size:15px}
}
@media(max-width:480px){
  .product-card-header{flex-wrap:wrap}
  .product-name{font-size:20px}
  .product-en{display:block;margin-left:0;margin-top:2px}
}
.footer{
  background:#000000;color:rgba(255,255,255,0.3);
  padding:80px var(--section-pad-h) 40px;
}
.footer-inner{
  max-width:var(--container-wide);margin:0 auto;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:48px;
}
.footer-logo-row{display:flex;align-items:center;gap:8px;margin-bottom:16px}
.footer-logo-row img,.footer-logo-row svg{height:24px;width:auto;object-fit:contain}
.footer-logo-name{display:none}
  font-size:16px;font-weight:650;color:#fff;letter-spacing:-0.02em;
}
.footer-logo-name .f-fire{
  background:var(--fire-gradient);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text;
}
.footer-bio{font-size:14px;line-height:1.78;color:rgba(255,255,255,0.25)}
.footer-col h5{
  font-size:11px;font-weight:600;color:rgba(255,255,255,0.45);
  text-transform:uppercase;letter-spacing:0.1em;margin-bottom:18px;
}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13px;color:rgba(255,255,255,0.28);transition:color 0.2s}
.footer-col a:hover{color:rgba(255,255,255,0.6)}
.footer-bottom{
  max-width:var(--container-wide);margin:56px auto 0;
  padding-top:28px;border-top:0.5px solid rgba(255,255,255,0.06);
  display:flex;justify-content:space-between;align-items:center;
  font-size:12px;color:rgba(255,255,255,0.16);
}
.footer-sites{
  flex-basis:100%;text-align:center;margin-top:18px;
  font-size:12px;color:rgba(255,255,255,0.30);letter-spacing:0.02em;
}
.footer-sites a{color:rgba(255,255,255,0.55);text-decoration:none;}
.footer-sites a:hover{color:var(--fire-mid);}

/* ===== SCROLL REVEAL — 更细腻 ===== */
.reveal{
  opacity:0;transform:translateY(24px);
  transition:opacity 0.85s var(--ease-out-exp),transform 0.85s var(--ease-out-exp);
}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal--d1{transition-delay:0.06s}
.reveal--d2{transition-delay:0.14s}
.reveal--d3{transition-delay:0.22s}
.reveal--d4{transition-delay:0.30s}
.reveal--d5{transition-delay:0.38s}

/* ===== FAQ ===== */
.faq-section{padding:var(--section-pad-v) var(--section-pad-h);background:var(--c-surface)}
.faq-inner{max-width:820px;margin:0 auto}
.faq-list{margin-top:52px;display:flex;flex-direction:column;gap:12px}
.faq-item{
  border:0.5px solid var(--c-line);border-radius:16px;
  background:var(--c-bg);overflow:hidden;transition:border-color var(--duration-fast);
}
.faq-item:hover{border-color:rgba(0,0,0,0.1)}
.faq-q{
  width:100%;text-align:left;background:none;border:none;cursor:pointer;
  padding:24px 28px;display:flex;justify-content:space-between;align-items:center;
  gap:20px;font-size:16px;font-weight:550;color:var(--c-text);letter-spacing:-0.008em;
}
.fq-q .faq-plus{width:16px;height:16px;flex-shrink:0;position:relative;transition:transform 0.4s var(--ease-out)}
.faq-q .faq-plus{width:16px;height:16px;flex-shrink:0;position:relative;transition:transform 0.4s var(--ease-out)}
.faq-q .faq-plus::before,.faq-q .faq-plus::after{
  content:'';position:absolute;background:var(--fire-mid);border-radius:1px;
}
.faq-q .faq-plus::before{top:50%;left:0;right:0;height:1.5px;transform:translateY(-50%)}
.faq-q .faq-plus::after{left:50%;top:0;bottom:0;width:1.5px;transform:translateX(-50%);transition:opacity 0.4s}
.faq-item.open .faq-plus::after{opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height 0.5s var(--ease-out)}
.faq-a-inner{padding:0 28px 24px;font-size:14.5px;color:var(--c-text-secondary);line-height:1.78}

/* ===== BRAND WALL (about page) ===== */
.wall-section{padding:var(--section-pad-v) var(--section-pad-h);background:var(--c-bg)}
.wall-inner{max-width:var(--container-wide);margin:0 auto}
.wall-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:64px}
.wall-item{
  height:110px;border:0.5px solid var(--c-line-subtle);border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-surface);font-size:17px;font-weight:600;
  color:var(--c-text-tertiary);letter-spacing:-0.01em;transition:transform 0.4s var(--ease-out),box-shadow 0.4s var(--ease-out),border-color 0.4s var(--ease-out);
}
.wall-item:hover{border-color:rgba(0,0,0,0.08);color:var(--c-text-secondary)}

/* ===== WECHAT BUSINESS CARD ===== */
.wechat-card{max-width:380px;margin:0 auto;background:var(--c-bg);border-radius:24px;border:0.5px solid var(--c-line-subtle);box-shadow:0 4px 24px rgba(0,0,0,0.04);overflow:hidden}
.wechat-card-header{padding:32px 28px 20px;display:flex;align-items:center;gap:16px}
.wechat-card-avatar{width:64px;height:64px;border-radius:12px;object-fit:cover}
.wechat-card-info h4{font-size:18px;font-weight:650;margin-bottom:4px;color:var(--c-text)}
.wechat-card-info p{font-size:13px;color:var(--c-text-secondary);line-height:1.5}
.wechat-card-body{padding:0 28px 32px;text-align:center}
.wechat-card-qr{width:200px;height:200px;border-radius:16px;margin:0 auto 16px;display:block}
.wechat-card-id{font-size:13px;color:var(--c-text-secondary);margin-bottom:20px}
.wechat-card-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 32px;background:var(--fire-gradient);color:#fff;border-radius:100px;font-size:14px;font-weight:600;letter-spacing:0.02em;transition:transform 0.2s var(--ease-out),box-shadow 0.2s var(--ease-out)}
.wechat-card-btn:active{transform:scale(0.97)}
@media (hover:hover) and (pointer:fine){
.wechat-card-btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(255,87,34,0.25)}
}


/* ===== COMPANY VALUES (about) ===== */
.values-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:52px;max-width:var(--container-wide);margin-left:auto;margin-right:auto}
.value-card{
  padding:40px 28px;border-radius:22px;background:#FFFFFF;
  border:0.5px solid var(--c-line-subtle);
  transition:transform .4s var(--ease-out),box-shadow .4s var(--ease-out);
}
@media (hover:hover) and (pointer:fine){
.value-card:hover{transform:translateY(-4px);box-shadow:0 16px 48px rgba(0,0,0,0.06)}
}

.value-card h4{font-size:18px;font-weight:700;margin-bottom:10px;color:var(--c-text);letter-spacing:-0.01em}
.value-card p{font-size:14px;color:var(--c-text-secondary);line-height:1.72}

/* ===== TEAM SHOWCASE (about) ===== */
.team-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:52px; max-width:960px; margin-left:auto; margin-right:auto; }
.team-card{ text-align:center; padding:32px 20px; border-radius:20px; background:var(--c-surface); border:0.5px solid var(--c-line-subtle); transition:transform .4s var(--ease-out),box-shadow .4s var(--ease-out); }
@media (hover:hover) and (pointer:fine){
.team-card:hover{ transform:translateY(-6px); box-shadow:0 20px 48px rgba(0,0,0,0.06); }
}

.team-avatar{ width:96px; height:96px; border-radius:50%; object-fit:cover; margin:0 auto 16px; border:3px solid rgba(255,255,255,0.9); box-shadow:0 4px 16px rgba(0,0,0,0.08); transition:transform .4s var(--ease-out); }
.team-card:hover .team-avatar{ transform:scale(1.06); }
.team-name{ font-size:18px; font-weight:700; color:var(--c-text); letter-spacing:-0.01em; margin-bottom:4px; }
.team-role{ font-size:13px; font-weight:500; color:var(--fire-mid); letter-spacing:0.02em; }
.team-title{ font-size:12px; color:var(--c-text-tertiary); margin-top:6px; }
.mission-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:52px;max-width:var(--container-wide);margin-left:auto;margin-right:auto}
.mission-card{
  padding:40px 32px;border-radius:22px;background:#FFFFFF;
  border:0.5px solid var(--c-line-subtle);position:relative;overflow:hidden;
  transition:transform .4s var(--ease-out),box-shadow .4s var(--ease-out);
}
@media (hover:hover) and (pointer:fine){
.mission-card:hover{transform:translateY(-4px);box-shadow:0 20px 56px rgba(0,0,0,0.07)}
}

.mission-card::before{
  content:'';position:absolute;top:0;left:0;width:100%;height:4px;
  background:var(--fire-gradient);opacity:0;transition:opacity .3s ease;
}
.mission-card:hover::before{opacity:1}
.mission-card h4{font-size:18px;font-weight:700;margin-bottom:12px;color:var(--c-text);letter-spacing:-0.01em;line-height:1.4}
.mission-card p{font-size:14px;color:var(--c-text-secondary);line-height:1.72}
.vision-card{
  max-width:800px;margin:48px auto 0;padding:56px 48px;border-radius:28px;
  background:linear-gradient(135deg,var(--c-surface-warm) 0%,#FFFFFF 100%);
  border:0.5px solid var(--c-line-subtle);text-align:center;
  position:relative;overflow:hidden;
}
.vision-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:4px;
  background:var(--fire-gradient);
}
.vision-card p{font-size:17px;color:var(--c-text-secondary);line-height:1.85;margin-bottom:20px}
.vision-card p:last-child{margin-bottom:0}
.vision-card strong{color:var(--c-text);font-weight:700}

/* ===== SERVICE DETAIL ROWS (services page) ===== */
.svc-row{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;
  padding:clamp(64px,7vw,100px) var(--section-pad-h);
  max-width:var(--container-wide);margin:0 auto;border-bottom:0.5px solid var(--c-line-subtle);
}
.svc-row:nth-child(even){background:var(--c-surface-warm)}
.svc-row--reverse .svc-text{order:2}
.svc-text .bento-num{margin-bottom:16px}
.svc-visual{
  aspect-ratio:4/3;border-radius:20px;background:var(--c-surface);
  border:0.5px solid var(--c-line-subtle);display:flex;
  align-items:center;justify-content:center;position:relative;overflow:hidden;
}
.svc-visual .bento-icon{position:absolute;width:88px;height:88px;border-radius:24px;margin:0}
.svc-visual .bento-icon svg{width:44px;height:44px}
.svc-flow{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.svc-flow-step{
  display:flex;gap:14px;align-items:flex-start;
  font-size:14px;color:var(--c-text-secondary);line-height:1.62;
}
.svc-flow-step .step-idx{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;
  background:var(--c-text);color:#fff;font-size:10px;font-weight:600;
  display:flex;align-items:center;justify-content:center;margin-top:2px;
}
.svc-meta{margin-top:24px;display:flex;gap:24px;flex-wrap:wrap}
.svc-meta div{font-size:12px;color:var(--c-text-tertiary)}
.svc-meta strong{display:block;font-size:14px;color:var(--c-text);font-weight:650;margin-top:2px}

/* ===== INSIGHTS LIST ===== */
.insights-list{display:flex;flex-direction:column;gap:0;margin-top:52px;border-top:0.5px solid var(--c-line)}
.insight-row{
  display:grid;grid-template-columns:130px 1fr auto;gap:32px;align-items:center;
  padding:32px 0;border-bottom:0.5px solid var(--c-line);transition:padding var(--duration-fast);
}
.insight-row:hover{padding-left:12px}
.insight-cat{font-size:11px;font-weight:600;letter-spacing:0.09em;text-transform:uppercase;color:var(--fire-mid)}
.insight-title{font-size:20px;font-weight:650;letter-spacing:-0.014em;color:var(--c-text);line-height:1.28}
.insight-excerpt{font-size:14px;color:var(--c-text-secondary);margin-top:5px;line-height:1.65}
.insight-date{font-size:13px;color:var(--c-text-tertiary);white-space:nowrap}
.insight-row:hover .insight-title{color:var(--fire-mid)}

/* ===== CONTACT FORM ===== */
.contact-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;
  max-width:var(--container-wide);margin:0 auto;padding:var(--section-pad-v) var(--section-pad-h);
}
.contact-form{display:flex;flex-direction:column;gap:16px}
.field label{display:block;font-size:12px;font-weight:550;color:var(--c-text);margin-bottom:8px;letter-spacing:0.01em}
.field input,.field textarea{
  width:100%;padding:14px 16px;font-size:15px;font-family:inherit;
  border:1px solid var(--c-line);border-radius:12px;background:var(--c-bg);
  color:var(--c-text);transition:border-color var(--duration-fast);outline:none;
}
.field input:focus,.field textarea:focus{border-color:var(--fire-mid)}
.field textarea{resize:vertical;min-height:110px}
.contact-info h3{font-size:24px;font-weight:700;letter-spacing:-0.018em;margin-bottom:18px}
.contact-info p{font-size:15px;color:var(--c-text-secondary);line-height:1.78;margin-bottom:12px}
.contact-info .info-line{display:flex;gap:12px;align-items:center;font-size:15px;color:var(--c-text);margin-bottom:10px}
.contact-info .info-line svg{width:20px;height:20px;color:var(--fire-mid);flex-shrink:0}

/* ===== PAGE HERO (sub pages) ===== */
.page-hero{padding:170px var(--section-pad-h) 90px;text-align:center;max-width:var(--container-max);margin:0 auto}
.page-hero .section-kicker{margin-bottom:16px}
.page-hero .section-leader{max-width:600px;margin-left:auto;margin-right:auto}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
  .bento-grid{grid-template-columns:1fr 1fr}
  .bento-card--tall{grid-row:span 1}
  .stats-inner{grid-template-columns:repeat(2,1fr);gap:40px}
  .trust-grid{grid-template-columns:1fr 1fr}
  .wall-grid{grid-template-columns:repeat(2,1fr)}
  .svc-row{grid-template-columns:1fr;gap:40px}
  .svc-row--reverse .svc-text{order:0}
  .insight-row{grid-template-columns:100px 1fr;gap:16px}
  .insight-date{display:none}
  .contact-grid{grid-template-columns:1fr;gap:40px}
}
@media(max-width:768px){
  .nav-links,.nav-contact{display:none}
  .nav-right{flex:0;justify-content:flex-end;margin-left:0;padding-left:0}
  .mobile-btn{display:flex;align-items:center;justify-content:center}
  .nav{padding:0 24px;height:48px}     /* 移动端恢复48px */
  .mobile-menu{top:48px;padding-left:24px;padding-right:24px}
  /* ── 紧凑移动端留白（原90px→56px，减少50%空白）── */
  .section{padding:64px 24px}
  .services-section{padding:56px 24px}
  .stats-strip{padding:56px 24px}
  /* Hero：不再占满整屏，改为自适应高度 */
  .hero{min-height:auto;padding:100px 24px 72px}
  /* 子页面Hero：大幅缩减 */
  .page-hero{padding:100px 24px 60px}
  /* Bento网格：减少顶部边距 */
  .bento-grid{grid-template-columns:1fr;margin-top:40px}
  .bento-card--wide{grid-column:span 1}
  .cases-grid{grid-template-columns:1fr}
  /* 案例展示卡片移动端 */
  .case-showcase-card{grid-template-columns:1fr;gap:20px;padding:24px}
  .case-logo{width:56px;height:56px;border-radius:14px;font-size:14px}
  .cases-cat-header{flex-direction:column;gap:12px;margin-bottom:32px}
  .trust-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr 1fr;gap:36px}
  .cta-section{padding:64px 24px}
  .footer{padding:56px 24px 28px}
  .footer-bottom{flex-direction:column;gap:14px;text-align:center}
  .values-grid{grid-template-columns:1fr 1fr}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .mission-grid{grid-template-columns:1fr}
  .wall-grid{grid-template-columns:1fr 1fr}
  .insight-row{grid-template-columns:1fr;gap:6px}
  .hero-business{font-size:13px}
  .hero-title{font-size:40px}
}
@media(max-width:420px){
  .hero-title{font-size:34px;line-height:1.06}
  .hero-desc{font-size:16px}
  .hero{padding:80px 20px 56px}
  .page-hero{padding:80px 20px 48px}
  .section{padding:52px 20px}
  .services-section{padding:44px 20px}
  .stat-value{font-size:36px}
  .btn{padding:13px 24px;font-size:12px}
  .cta-btn{padding:15px 30px;font-size:13px}
  .section-kicker{font-size:30px}
}

/* =====================================================
   新增模块 v7 — 对标 HeartBit + 首页动态高级感
   ===================================================== */

/* 顶部滚动进度条 */
.scroll-progress{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:10000;
  background:var(--fire-gradient);transition:width 0.08s linear;
}

/* ===== 趋势数据段 (对标 2026 AI 搜索时代叙事) ===== */
.trend-section{padding:var(--section-pad-v) var(--section-pad-h);background:var(--c-bg);position:relative;overflow:hidden}
.trend-inner{max-width:var(--container-wide);margin:0 auto}
.trend-grid{display:grid;grid-template-columns:0.95fr 1.05fr;gap:72px;align-items:center;margin-top:64px}
.trend-copy .section-kicker{text-align:left}
.trend-copy .section-leader{margin-left:0;text-align:left;max-width:460px}
.trend-copy .trend-cta{margin-top:36px;display:flex;gap:12px;flex-wrap:wrap}
.trend-visual{position:relative}
.trend-card{
  background:#fff;border:0.5px solid var(--c-line-subtle);
  border-radius:24px;padding:36px 40px;position:relative;overflow:hidden;
  box-shadow:0 2px 20px rgba(0,0,0,0.04);
}
.trend-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--fire-gradient);opacity:.7;
}
/* 每行数据：左数字区 + 右说明区 */
.trend-stat{
  display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;
  padding:22px 24px;margin:4px 0;
  border-radius:16px;
  transition:background .25s ease;
}
.trend-stat:hover{background:rgba(255,87,34,0.03);}
.trend-stat:not(:last-child){border-bottom:0.5px solid rgba(0,0,0,0.05);}
.trend-stat:last-child{border-bottom:none;}

/* 左侧数字区域 */
.trend-stat-left{
  display:inline-flex;align-items:baseline;gap:6px;
  white-space:nowrap;flex-shrink:0;
}
.trend-stat-from{
  font-size:clamp(30px,3.2vw,42px);font-weight:700;letter-spacing:-0.03em;
  color:var(--c-text-tertiary);line-height:1;
  font-feature-settings:"tnum";
}
.trend-stat-arrow{
  font-size:clamp(18px,2vw,26px);font-weight:500;color:var(--fire-mid);
  margin:0 2px;line-height:1;
}
.trend-stat-to{
  font-size:clamp(38px,4.2vw,52px);font-weight:800;letter-spacing:-0.03em;
  background:var(--fire-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  line-height:1;font-feature-settings:"tnum";
}
.trend-stat-single{
  font-size:clamp(38px,4.2vw,52px);font-weight:800;letter-spacing:-0.03em;
  line-height:1;font-feature-settings:"tnum";
}
.trend-stat-single--big{
  background:var(--fire-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.trend-stat-plus{
  font-size:0.55em;font-weight:700;vertical-align:super;
  -webkit-text-fill-color:var(--fire-mid);
}

/* 右侧说明文字 */
.trend-stat-right{
  font-size:15px;color:var(--c-text-secondary);line-height:1.6;
  padding-left:2px;border-left:2.5px solid rgba(255,87,34,0.15);
  padding-left:16px;
}
.trend-stat-right strong{color:var(--c-text);font-weight:650}

/* ===== 增长闭环总图 (四大服务包装成闭环) ===== */
.loop-section{padding:var(--section-pad-v) var(--section-pad-h);background:var(--c-surface-warm)}
.loop-inner{max-width:var(--container-wide);margin:0 auto;text-align:center}
.loop-diagram{
  margin-top:64px;display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  position:relative;align-items:stretch;
}
.loop-node{
  position:relative;padding:40px 28px;border-radius:22px;background:var(--c-bg);
  border:0.5px solid rgba(0,0,0,0.05);text-align:center;
  transition:transform 0.5s var(--ease-out-exp),box-shadow 0.5s var(--ease-out-exp);
}
@media (hover:hover) and (pointer:fine){
.loop-node:hover{transform:translateY(-6px);box-shadow:0 22px 56px rgba(0,0,0,0.07)}
}

.loop-node .loop-idx{
  width:40px;height:40px;border-radius:50%;margin:0 auto 18px;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:#fff;
}
.loop-node--1 .loop-idx{background:linear-gradient(135deg,#FF8A65,#E64A19)}
.loop-node--2 .loop-idx{background:linear-gradient(135deg,#42A5F5,#1565C0)}
.loop-node--3 .loop-idx{background:linear-gradient(135deg,#BA68C8,#7B1FA2)}
.loop-node--4 .loop-idx{background:linear-gradient(135deg,#66BB6A,#2E7D32)}
.loop-node h4{font-size:19px;font-weight:700;letter-spacing:-0.015em;color:var(--c-text);margin-bottom:8px}
.loop-node p{font-size:13.5px;color:var(--c-text-secondary);line-height:1.7}
.loop-arrow{position:absolute;top:50%;transform:translateY(-50%);width:40px;display:flex;align-items:center;justify-content:center;color:var(--c-text-tertiary);font-size:22px;z-index:2}
.loop-note{margin-top:40px;font-size:14px;color:var(--c-text-secondary)}
.loop-note b{color:var(--fire-mid);font-weight:650}

/* ===== AI 平台 Logo 墙 (GEO 覆盖平台) ===== */
.aiwall-section{padding:clamp(64px,7vw,100px) var(--section-pad-h);background:var(--c-bg)}
.aiwall-inner{max-width:var(--container-wide);margin:0 auto;text-align:center}
.aiwall-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:56px}
.aiwall-item{
  height:84px;border-radius:16px;border:0.5px solid var(--c-line-subtle);
  display:flex;align-items:center;justify-content:center;gap:9px;
  background:var(--c-surface);font-size:14px;font-weight:600;color:var(--c-text);
  letter-spacing:-0.01em;transition:transform 0.4s var(--ease-out),box-shadow 0.4s var(--ease-out),border-color 0.4s var(--ease-out);position:relative;overflow:hidden;
}
@media (hover:hover) and (pointer:fine){
  .aiwall-item:hover{transform:translateY(-3px);border-color:rgba(0,0,0,0.1);box-shadow:0 12px 32px rgba(0,0,0,0.05)}
}
.aiwall-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}
.aiwall-dot--a{background:#FF5722}.aiwall-dot--b{background:#1677FF}.aiwall-dot--c{background:#00B96B}
.aiwall-dot--d{background:#FFB300}.aiwall-dot--e{background:#7B61FF}.aiwall-dot--f{background:#00BCD4}
.aiwall-dot--g{background:#FF4D4F}.aiwall-dot--h{background:#2F54EB}.aiwall-dot--i{background:#13C2C2}
.aiwall-dot--j{background:#EB2F96}.aiwall-dot--k{background:#52C41A}.aiwall-dot--l{background:#722ED1}

/* ===== 反向定位话术 / 合作原则 (对标 HeartBit) ===== */
.principle-section{padding:var(--section-pad-v) var(--section-pad-h);background:var(--c-surface-warm)}
.principle-inner{max-width:var(--container-wide);margin:0 auto}
.principle-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:64px}
.principle-col{
  background:var(--c-bg);border-radius:22px;padding:44px 40px;border:0.5px solid rgba(0,0,0,0.05);
}
.principle-col h3{font-size:22px;font-weight:700;letter-spacing:-0.018em;margin-bottom:24px;display:flex;align-items:center;gap:12px}
.principle-col h3 .pill{font-size:11px;font-weight:650;padding:4px 12px;border-radius:980px;letter-spacing:0.04em}
.pill--do{background:linear-gradient(135deg,#E8F5E9,#C8E6C9);color:#2E7D32}
.pill--dont{background:linear-gradient(135deg,#FFEBEE,#FFCDD2);color:#C62828}
.pill--fit{background:linear-gradient(135deg,#E3F2FD,#BBDEFB);color:#1565C0}
.pill--nofit{background:linear-gradient(135deg,#F5F5F5,#E0E0E0);color:#616161}
.principle-list{list-style:none;display:flex;flex-direction:column;gap:14px}
.principle-list li{font-size:15px;color:var(--c-text-secondary);line-height:1.62;padding-left:28px;position:relative}
.principle-list li::before{position:absolute;left:0;top:1px;font-weight:700;font-size:15px}
.principle-col--do .principle-list li::before{content:'✓';color:#2E7D32}
.principle-col--dont .principle-list li::before{content:'✕';color:#C62828}
.principle-col--fit .principle-list li::before{content:'◷';color:#1565C0}
.principle-col--nofit .principle-list li::before{content:'!';color:#9E9E9E}

/* ===== 效果保障承诺 ===== */
.guarantee-section{padding:var(--section-pad-v) var(--section-pad-h);background:var(--c-bg)}
.guarantee-inner{max-width:var(--container-wide);margin:0 auto}
.guarantee-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:60px}
.guarantee-card{
  padding:40px 30px;border-radius:20px;background:var(--c-surface-warm);
  border:0.5px solid rgba(0,0,0,0.03);text-align:center;
  transition:transform 0.45s var(--ease-out-exp),box-shadow 0.45s var(--ease-out-exp);
}
@media (hover:hover) and (pointer:fine){.guarantee-card:hover{transform:translateY(-4px);box-shadow:0 18px 48px rgba(0,0,0,0.05)}}
.guarantee-icon{font-size:32px;margin-bottom:18px}
.guarantee-card h4{font-size:17px;font-weight:700;letter-spacing:-0.01em;margin-bottom:10px}
.guarantee-card p{font-size:13.5px;color:var(--c-text-secondary);line-height:1.7}

/* ===== 价格 / 套餐页 ===== */
.pricing-section{padding:var(--section-pad-v) var(--section-pad-h);background:var(--c-bg)}
.pricing-inner{max-width:var(--container-wide);margin:0 auto}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:64px;align-items:stretch}
.price-card{
  background:var(--c-surface-warm);border:0.5px solid rgba(0,0,0,0.05);
  border-radius:24px;padding:40px 34px;display:flex;flex-direction:column;
  transition:transform 0.5s var(--ease-out-exp),box-shadow 0.5s var(--ease-out-exp);position:relative;overflow:hidden;
}
@media (hover:hover) and (pointer:fine){.price-card:hover{transform:translateY(-6px);box-shadow:0 24px 60px rgba(0,0,0,0.07)}}
.price-card--featured{background:#0A0A0C;color:#fff;border-color:transparent}
.price-card--featured .price-tag,.price-card--featured .price-desc,.price-card--featured .price-feat li{color:rgba(255,255,255,0.7)}
.price-card--featured .price-title{color:#fff}
.price-badge{
  position:absolute;top:24px;right:24px;font-size:10px;font-weight:650;letter-spacing:0.06em;
  background:var(--fire-gradient);color:#fff;padding:5px 12px;border-radius:980px;text-transform:uppercase;
}
.price-title{font-size:20px;font-weight:700;letter-spacing:-0.015em;margin-bottom:8px}
.price-tag{font-size:clamp(32px,4vw,44px);font-weight:700;letter-spacing:-0.025em;line-height:1.1;margin-bottom:4px}
.price-tag small{font-size:14px;font-weight:500;color:var(--c-text-tertiary)}
.price-desc{font-size:13px;color:var(--c-text-secondary);margin-bottom:28px;line-height:1.6}
.price-feat{list-style:none;display:flex;flex-direction:column;gap:13px;margin-bottom:32px;flex:1}
.price-feat li{font-size:14px;color:var(--c-text-secondary);line-height:1.5;padding-left:26px;position:relative}
.price-feat li::before{content:'✓';position:absolute;left:0;top:0;color:var(--fire-mid);font-weight:700}
.price-card--featured .price-feat li::before{color:#FF8A65}
.price-cta{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:980px;font-size:14px;font-weight:600;cursor:pointer;transition:transform var(--duration-fast) var(--ease-out),box-shadow var(--duration-fast) var(--ease-out);border:none}
.price-cta:active{transform:scale(0.97)}
.price-cta--solid{background:var(--c-text);color:#fff}
@media (hover:hover) and (pointer:fine){
  .price-cta--solid:hover{transform:scale(1.02);box-shadow:0 8px 24px rgba(0,0,0,0.15)}
}
.price-card--featured .price-cta--solid{background:var(--fire-gradient);box-shadow:0 8px 28px rgba(255,87,34,0.3)}
.price-cta--ghost{background:transparent;color:var(--c-text);border:1px solid var(--c-line)}
.price-cta--ghost:hover{border-color:var(--c-text);background:var(--c-text);color:#fff}
.price-note{margin-top:40px;text-align:center;font-size:13px;color:var(--c-text-tertiary);line-height:1.7}

/* 3D 倾斜卡片 (首页服务卡片动态) */
.tilt{perspective:1000px}
.tilt-inner{transition:transform 0.2s var(--ease-out);transform-style:preserve-3d;will-change:transform}

/* ===== RESPONSIVE 新增 ===== */
@media(max-width:1024px){
  .trend-grid{grid-template-columns:1fr;gap:40px}
  .trend-card{padding:28px 24px}
  .loop-diagram{grid-template-columns:repeat(2,1fr);gap:16px}
  .loop-arrow{display:none}
  .aiwall-grid{grid-template-columns:repeat(3,1fr)}
  .principle-grid{grid-template-columns:1fr}
  .guarantee-grid{grid-template-columns:repeat(2,1fr)}
  .pricing-grid{grid-template-columns:1fr;gap:16px;max-width:480px;margin-left:auto;margin-right:auto}
}
@media(max-width:768px){
  .aiwall-grid{grid-template-columns:repeat(2,1fr)}
  .guarantee-grid{grid-template-columns:1fr}
  .loop-diagram{grid-template-columns:1fr}
  .principle-col{padding:32px 26px}
  /* Trend stats → stack vertically on mobile */
  .trend-stat{
    grid-template-columns:1fr;gap:12px;padding:18px 16px;
    text-align:center;
  }
  .trend-stat-left{justify-content:center}
  .trend-stat-right{
    border-left:none;border-top:2.5px solid rgba(255,87,34,0.15);
    padding-left:0;padding-top:12px;text-align:center;
  }
}

/* ============================================================
   V8 升级 — 服务套餐 / 案例页 / FAQ 分组
   Apple-grade：大留白 · 大字阶 · 克制火色点缀 · 0.5px 细线
   ============================================================ */

/* ---------- 服务套餐 · 纵向长卡片 ---------- */
.v8-pricing-section{
  padding: clamp(56px,7vw,96px) var(--section-pad-h) clamp(80px,9vw,130px);
  background: var(--c-bg);
}
.v8-pricing-inner{
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.v8-plan-card{
  position: relative;
  background: var(--c-bg);
  border: 0.5px solid var(--c-line-subtle);
  border-radius: 26px;
  padding: clamp(30px,4vw,52px);
  overflow: hidden;
  transition: box-shadow .45s var(--ease-out), transform .45s var(--ease-out), border-color .45s var(--ease-out);
}
@media (hover:hover) and (pointer:fine){
.v8-plan-card:hover{
  transform: translateY(-3px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.07);
  border-color: var(--c-line);
}
}

.v8-plan-card--core::before{
  content:'';
  position:absolute; left:0; top:0; bottom:0;
  width:4px;
  background: var(--fire-gradient);
  border-radius: 26px 0 0 26px;
}
.v8-core-badge{
  position:absolute; top: clamp(24px,3vw,32px); right: clamp(24px,3vw,32px);
  font-size:12px; font-weight:600; letter-spacing:0.02em;
  color:#fff; background: var(--fire-gradient);
  padding:6px 14px; border-radius:980px;
  box-shadow: 0 6px 18px rgba(255,87,34,0.25);
}

.v8-plan-header{
  display:flex; align-items:center; flex-wrap:wrap; gap:10px 16px;
  margin-bottom: 22px;
}
.v8-plan-num{
  font-family: var(--mono);
  font-size:13px; font-weight:700; letter-spacing:0.08em;
  color: var(--fire-mid);
}
.v8-plan-tag{
  display:inline-flex; align-items:center;
  font-size:12px; font-weight:600; letter-spacing:0.02em;
  padding:5px 12px; border-radius:980px;
}
.v8-plan-tag--diag{ background:#EEF4FF; color:#3B6FE0; }
.v8-plan-tag--train{ background:#FFF1E6; color:#D2691E; }
.v8-plan-tag--ops{ background:#FDEAE6; color:#E64A19; }
.v8-plan-tag--geo{ background:#F0ECFF; color:#6B4FE0; }
.v8-plan-tag--ip{ background:#E8F6EF; color:#1E9E6A; }

.v8-plan-name{
  flex: 1 0 100%;
  margin: 6px 0 0;
  font-size: clamp(23px,3vw,33px);
  font-weight:600; letter-spacing:-0.02em; line-height:1.2;
  color: var(--c-text);
}

.v8-plan-price-row{
  display:flex; align-items:baseline; gap:14px; flex-wrap:wrap;
  margin: 4px 0 6px;
}
.v8-plan-price{ font-size:13px; color:var(--c-text-secondary); }
.v8-plan-price strong{
  font-size: clamp(38px,5vw,54px);
  font-weight:700; letter-spacing:-0.03em;
  color: var(--c-text);
}
.v8-plan-price small{ font-size:14px; font-weight:400; color:var(--c-text-secondary); margin-left:4px; }
.v8-plan-original{ font-size:18px; font-weight:500; color:var(--c-text-tertiary); text-decoration:line-through; text-decoration-color:var(--c-line); margin-left:8px; }
.v8-plan-badge{ font-size:11px; font-weight:600; color:#fff; background:var(--fire-gradient); padding:4px 10px; border-radius:6px; margin-left:10px; letter-spacing:0.02em; }
.v8-plan-cycle{ margin-left:auto; font-size:13px; color:var(--c-text-tertiary); }

.v8-plan-for{
  font-size:15px; color:var(--c-text-secondary); line-height:1.5;
  margin: 4px 0 24px;
}

.v8-plan-list{
  list-style:none; display:grid; gap:11px; margin-bottom:26px;
}
.v8-plan-list li{
  position:relative; padding-left:24px;
  font-size:14.5px; color:var(--c-text); line-height:1.55;
}
.v8-plan-list li::before{
  content:'✓'; position:absolute; left:0; top:0;
  color:var(--fire-mid); font-weight:700;
}

.v8-plan-deliver{
  background: var(--c-surface);
  border-radius:16px; padding:20px 22px; margin-bottom:26px;
}
.v8-plan-deliver-label{
  font-size:11px; font-weight:600; letter-spacing:0.1em; text-transform:uppercase;
  color:var(--c-text-tertiary); margin-bottom:8px;
}
.v8-plan-deliver p{ font-size:14px; color:var(--c-text-secondary); line-height:1.6; }
.v8-plan-deliver p + p{ margin-top:8px; }
.v8-plan-deliver strong{ color:var(--c-text); }

.v8-plan-cta{
  display:inline-flex; align-items:center; justify-content:center; gap:6px;
  padding:14px 30px; border-radius:980px;
  font-size:14px; font-weight:600; letter-spacing:0.01em;
  transition: all .3s var(--ease-out); cursor:pointer;
}
.v8-plan-cta--ghost{ background:transparent; color:var(--c-text); border:1px solid var(--c-line); }
.v8-plan-cta--ghost:hover{ background:var(--c-text); color:#fff; border-color:var(--c-text); }
.v8-plan-cta--solid{ background:var(--fire-gradient); color:#fff; border:none; box-shadow:0 8px 28px rgba(255,87,34,0.25); }
@media (hover:hover) and (pointer:fine){
.v8-plan-cta--solid:hover{ transform:translateY(-2px); box-shadow:0 12px 32px rgba(255,87,34,0.32); }
}


/* 三阶段时间线 */
.v8-plan-stage-box{
  border-top:0.5px solid var(--c-line-subtle);
  padding-top:22px; margin-bottom:26px;
}
.v8-plan-stage-title{
  font-size:11px; font-weight:600; letter-spacing:0.1em; text-transform:uppercase;
  color:var(--c-text-tertiary); margin-bottom:16px;
}
.v8-plan-stages{ display:flex; align-items:stretch; gap:8px; flex-wrap:wrap; }
.v8-plan-stage{
  flex:1; min-width:150px;
  background:var(--c-surface); border-radius:14px; padding:16px 16px 18px;
}
.v8-phase-tag{
  display:inline-block; font-size:11px; font-weight:600; letter-spacing:0.04em;
  color:var(--fire-mid); margin-bottom:8px;
}
.v8-plan-stage strong{ display:block; font-size:16px; font-weight:600; color:var(--c-text); margin-bottom:6px; }
.v8-plan-stage p{ font-size:12.5px; color:var(--c-text-secondary); line-height:1.5; }
.v8-plan-arrow{ align-self:center; color:var(--c-text-tertiary); font-size:18px; flex-shrink:0; }

/* 高亮说明块 */
.v8-plan-highlight{
  border-radius:16px; padding:20px 22px; margin-bottom:26px;
  border:0.5px solid transparent;
}
.v8-plan-highlight--warm{ background:var(--c-surface-warm); border-color:#F0E6DE; }
.v8-plan-highlight--warm strong{ color:#C2410C; }
.v8-plan-highlight--core{ background:linear-gradient(165deg,#FFF6F2,#FFEFE8); border-color:#FFD9CC; }
.v8-plan-highlight--geo{ background:#F4F1FF; border-color:#E5DEF7; }
.v8-plan-highlight strong{ font-size:15px; color:var(--c-text); }
.v8-plan-highlight p{ font-size:14px; color:var(--c-text-secondary); line-height:1.65; margin-top:8px; }

.v8-core-pillars{ display:flex; flex-wrap:wrap; gap:10px; }
.v8-core-pillars span{
  font-size:13px; font-weight:500; color:var(--c-text);
  background:#fff; border:0.5px solid #FFD9CC; border-radius:980px;
  padding:6px 14px; display:inline-flex; align-items:center; gap:6px;
}

/* GEO 三维保障 */
.v8-geo-dims{ display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
.v8-geo-dim{
  background:#fff; border:0.5px solid #E5DEF7; border-radius:14px;
  padding:16px 12px; text-align:center;
}
.v8-geo-dim strong{ display:block; font-size:15px; font-weight:600; color:#5B3FD6; margin-bottom:6px; }
.v8-geo-dim p{ font-size:12.5px; color:var(--c-text-secondary); line-height:1.5; }

/* AI 平台网格 */
.v8-ai-grid-wrap{ margin-top:4px; }
.v8-ai-grid-label{
  font-size:11px; font-weight:600; letter-spacing:0.1em; text-transform:uppercase;
  color:var(--c-text-tertiary); margin-bottom:12px;
}
.v8-ai-platforms{ display:flex; flex-wrap:wrap; gap:8px; }
.v8-ai-chip{
  font-size:13px; color:var(--c-text-secondary);
  background:var(--c-surface); border:0.5px solid var(--c-line-subtle);
  border-radius:980px; padding:7px 14px;
  transition: all .3s var(--ease-out);
}
.v8-ai-chip:hover{ color:var(--fire-mid); border-color:var(--fire-mid); }

/* 行业分组标题 */
.v8-ai-group-label{
  font-size:14px; font-weight:700; color:var(--c-text);
  margin-bottom:12px; letter-spacing:0.02em;
}
.v8-ai-group{
  background:var(--c-surface-warm, #faf8f5);
  border-radius:18px; padding:20px 24px 16px;
  border:0.5px solid var(--c-line-subtle);
}

/* 组合提示 */
.v8-combo-hint{
  max-width:760px; margin:44px auto 0; text-align:center;
  background:var(--c-surface); border-radius:20px; padding:26px 30px;
}
.v8-combo-hint p{ font-size:15px; color:var(--c-text-secondary); line-height:1.75; }
.v8-combo-hint strong{ color:var(--c-text); }

/* ---------- 实战案例页（HeartBit级高级感） ---------- */
.v8-cases-nav{
  position:sticky; top:52px; z-index:50;
  background:rgba(255,255,255,0.94);
  backdrop-filter:saturate(180%) blur(24px);
  -webkit-backdrop-filter:saturate(180%) blur(24px);
  border-bottom:0.5px solid var(--c-line-subtle);
}
.v8-cases-nav-inner{
  max-width:var(--container-max); margin:0 auto;
  padding:12px var(--section-pad-h);
  display:flex; flex-wrap:wrap; gap:8px; justify-content:center;
}
.v8-nav-chip{
  font-size:13px; font-weight:500; color:var(--c-text-secondary);
  background:transparent; border:none;
  border-radius:980px; padding:8px 20px;
  transition: all .3s var(--ease-out);
}
.v8-nav-chip:hover{ color:var(--c-text); background:var(--c-surface); }
.v8-nav-chip--active{ color:var(--c-text); font-weight:600; background:var(--c-surface); border-radius:980px; }

.v8-cat-section{
  padding: clamp(64px,8vw,110px) var(--section-pad-h);
  scroll-margin-top: 116px;    /* 52px nav + 52px sticky + 12px gap */
}
.v8-cat-section--alt{ background:var(--c-surface); }
.v8-cat-inner{
  max-width:var(--container-wide); margin:0 auto;
  display:flex; flex-direction:column; gap:32px;
}

/* ══ 旗舰案例卡片（Apple/HeartBit风格）══ */
.v8-flagship{
  position:relative; overflow:hidden;
  background:linear-gradient(145deg,#FAFAFC,#FFFFFF);
  border:0.5px solid var(--c-line-subtle);
  border-radius:28px;
  transition: box-shadow .5s var(--ease-out), transform .5s var(--ease-out);
}
.v8-cat-section--alt .v8-flagship{ background:#fff; }
@media (hover:hover) and (pointer:fine){
.v8-flagship:hover{
  transform:translateY(-4px);
  box-shadow:0 32px 80px rgba(0,0,0,0.08), 0 0 1px rgba(0,0,0,0.05);
}
}


.v8-flagship-badge{
  position:absolute; top:22px; left:26px; z-index:2;
  font-size:11px; font-weight:700; letter-spacing:0.04em;
  color:#fff; background:var(--fire-gradient);
  padding:6px 16px; border-radius:980px;
  box-shadow:0 4px 14px rgba(255,87,34,0.2);
}
.v8-flagship-badge--ip{ background:linear-gradient(135deg,#34D399,#059669); box-shadow:0 4px 14px rgba(5,150,105,0.2); }

/* 旗舰卡片品牌Logo图片 */
.v8-fs-logo-img{
  height:72px;width:auto;max-width:220px;object-fit:contain;
  border-radius:10px;border:0.5px solid var(--c-line-subtle);
  padding:6px 14px;background:#fff;
  transition:transform .35s var(--ease-out), box-shadow .35s var(--ease-out);
}
.v8-flagship:hover .v8-fs-logo-img{
  transform:translateY(-2px);
  box-shadow:0 6px 20px rgba(0,0,0,0.08);
}
/* 头像变体（圆形） */
.v8-fs-logo-img--avatar{
  height:64px;width:64px;max-width:none;
  border-radius:50%;padding:0;border:2.5px solid rgba(52,211,153,0.25);
  object-fit:cover;object-position:center top;
}
.v8-flagship:hover .v8-fs-logo-img--avatar{
  border-color:rgba(52,211,153,0.5);
  transform:scale(1.06);
}

/* 小红书主页链接按钮 */
.v8-xhs-btn{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:#FE2C55;
  background:linear-gradient(135deg,#FFF0F3 0%,#FFE8EC 100%);
  border:1px solid rgba(254,44,85,0.15);border-radius:980px;
  padding:12px 28px;text-decoration:none;transition:background .3s var(--ease-out),color .3s var(--ease-out),border-color .3s var(--ease-out);
}
@media (hover:hover) and (pointer:fine){
  .v8-xhs-btn:hover{
    background:#FE2C55;color:#fff;border-color:#FE2C55;
    box-shadow:0 8px 24px rgba(254,44,85,0.25);
    transform:translateY(-2px);
  }
}
.v8-xhs-btn-icon{font-size:18px; }

.v8-flagship-body{
  display:grid; grid-template-columns:1fr 1fr; gap:clamp(40px,5vw,70px);
  align-items:center;
  padding: clamp(56px,6vw,82px) clamp(36px,5vw,58px) clamp(44px,5vw,62px);
}
.v8-flagship--reverse .v8-fs-left{ order:2; }
.v8-flagship--reverse .v8-fs-right{ order:1; }

.v8-fs-left{ display:flex; flex-direction:column; gap:16px; }
.v8-fs-logo{
  font-size:11px; font-weight:700; letter-spacing:0.12em; text-transform:uppercase;
  color:var(--c-text-tertiary);
}
.v8-fs-title{
  font-size:clamp(26px,3.4vw,42px); font-weight:700; letter-spacing:-0.025em;
  line-height:1.15; color:var(--c-text); margin:2px 0 0;
}
.v8-fs-title em{
  font-style:normal; font-weight:800;
  background:var(--fire-gradient);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.v8-fs-desc{ font-size:15.5px; color:var(--c-text-secondary); line-height:1.75; max-width:44ch; }
.v8-fs-tag{
  align-self:flex-start; margin-top:4px;
  font-size:13px; font-weight:600; color:var(--fire-mid);
  background:var(--fire-glow); border:0.5px solid #FFE0D4;
  border-radius:980px; padding:7px 18px;
}

/* ══ 指标数据区（HeartBit式：大数字+说明横向排列）══ */
.v8-fs-right{
  background:linear-gradient(155deg,#FFF9F6, #FFFBF9);
  border:0.5px solid #FFE8DD;
  border-radius:22px;
  padding: clamp(24px,3vw,36px) clamp(28px,3.5vw,40px);
}
.v8-metrics-col{
  display:flex; flex-direction:column; gap:0;
}
.v8-big-metric{
  display:flex; align-items:baseline; gap:16px;
  padding:16px 0;
  border-bottom:0.5px solid #FDEAE0;
}
.v8-big-metric:last-child{ border-bottom:none; padding-bottom:0; }
.v8-big-metric:first-child{ padding-top:0; }
.v8-bm-num{
  font-size:clamp(30px,3.5vw,46px); font-weight:800; letter-spacing:-0.03em;
  line-height:1; color:var(--fire-mid);
  white-space:nowrap; flex-shrink:0;
  min-width:100px;
}
.v8-bm-unit{ font-size:0.45em; font-weight:700; color:var(--fire-mid); margin-left:3px; }
.v8-bm-lbl{
  font-size:14px; color:var(--c-text-secondary); line-height:1.5;
  font-weight:400;
}

/* ══ 迷你案例卡片（干净高级感）══ */
.v8-mini-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:24px; }
.v8-mini-grid--full{ grid-template-columns:repeat(3,1fr); }

.v8-mini-card{
  position:relative; overflow:hidden;
  background:#FFFFFF;
  border:0.5px solid var(--c-line-subtle);
  border-radius:24px; padding:36px 32px 32px;
  display:flex; flex-direction:column; gap:14px;
  transition: all .45s var(--ease-out);
}
.v8-cat-section--alt .v8-mini-card{ background:#FFFFFF; }
@media (hover:hover) and (pointer:fine){
.v8-mini-card:hover{
  transform:translateY(-6px);
  box-shadow:0 24px 60px rgba(0,0,0,0.08);
  border-color:var(--c-line);
}
}


.v8-mini-accent{ position:absolute; top:0; left:0; width:100%; height:4px; border-radius:24px 24px 0 0; overflow:hidden; }
.v8-mini-accent--geo{ background:linear-gradient(90deg,#7C5CFC,#A78BFA); }
.v8-mini-accent--ops{ background:linear-gradient(90deg,#FF8A65,#FF5722); }
.v8-mini-accent--train{ background:linear-gradient(90deg,#FFB74D,#FB8C00); }
.v8-mini-accent--ip{ background:linear-gradient(90deg,#34D399,#10B981); }

.v8-mini-logo{
  font-size:12px; font-weight:700; letter-spacing:0.06em; text-transform:uppercase;
  color:var(--c-text-tertiary); margin-bottom:2px;
}
.v8-mini-name{ font-size:20px; font-weight:700; letter-spacing:-0.02em; line-height:1.3; color:var(--c-text); }
.v8-mini-type{
  display:inline-flex; align-items:center;
  font-size:12px; font-weight:600; color:var(--fire-mid);
  background:rgba(255,87,34,0.06); padding:4px 12px; border-radius:100px;
  margin-top:-4px; width:fit-content;
}
.v8-mini-stats{ display:flex; flex-wrap:wrap; gap:16px 24px; margin-top:8px; }
.v8-mini-stats span{
  display:flex; flex-direction:column; gap:2px;
  font-size:12px; color:var(--c-text-tertiary); font-weight:500;
}
.v8-mini-stats strong{
  color:var(--c-text); font-weight:700; font-size:18px; letter-spacing:-0.01em;
}
.v8-mini-brief{ font-size:14px; color:var(--c-text-secondary); line-height:1.72; margin-top:4px; }

/* FAQ 分组分隔 */
.faq-group-label{
  font-size:12px; font-weight:600; letter-spacing:0.1em; text-transform:uppercase;
  color:var(--c-text-tertiary);
  margin:34px 0 6px; padding-bottom:10px;
  border-bottom:0.5px solid var(--c-line-subtle);
}
.faq-group-label:first-child{ margin-top:0; }

/* ---------- 响应式：V8 新增元素 ---------- */
@media(max-width:860px){
  .v8-flagship-body{ grid-template-columns:1fr; gap:36px; }
  .v8-flagship--reverse .v8-fs-left{ order:1; }
  .v8-flagship--reverse .v8-fs-right{ order:2; }
  .v8-mini-grid,
  .v8-mini-grid--full{ grid-template-columns:1fr; }
  .v8-geo-dims{ grid-template-columns:1fr; }
  .v8-plan-stages{ flex-direction:column; }
  .v8-plan-arrow{ display:none; }
  .v8-plan-stage{ min-width:0; }
}
@media(max-width:560px){
  .values-grid{grid-template-columns:1fr}
  .team-grid{ grid-template-columns:1fr; max-width:420px; }
  .v8-bm-num{ font-size:28px !important; min-width:auto; }
  .v8-big-metric{ flex-direction:column; gap:4px; padding:14px 0; }
  .v8-big-metric:last-child{ padding-bottom:0; }
  .v8-plan-price-row{ gap:8px; }
  .v8-plan-cycle{ margin-left:0; width:100%; }
}

/* ===== ARTICLE / INSIGHT POST STYLES ===== */
.article-page .page-hero{
  padding:100px var(--section-pad-h) 56px;
  text-align:left;
  background:linear-gradient(180deg, rgba(255,87,34,0.03) 0%, transparent 100%);
}
/* 文章页顶部导航条：分类标签 + 返回按钮同行 */
.article-page .page-hero .section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11px;font-weight:700;color:var(--fire-mid);
  letter-spacing:0.12em;text-transform:uppercase;margin-bottom:0;
  background:rgba(255,87,34,0.08);padding:5px 14px;border-radius:100px;
}
.article-page .page-hero .section-eyebrow::before{
  content:none;
}
.article-back{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:500;color:var(--c-text-secondary);
  text-decoration:none;transition:color .25s ease,background .25s ease,border-color .25s ease;
  padding:6px 16px;border:1px solid var(--c-line);border-radius:100px;
  margin-bottom:0;
}
@media (hover:hover) and (pointer:fine){
  .article-back:hover{ color:var(--fire-mid);border-color:var(--fire-mid);background:rgba(255,87,34,0.04); }
}
/* eyebrow 与返回按钮的容器：flex 行 */
.article-page .page-hero > .section-eyebrow + .article-back,
.article-page .page-hero > .article-back + .section-eyebrow{
  /* 相邻时由 JS/HTML 结构处理，这里用 margin-govern */
}
.article-header-top{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin-bottom:28px;
}
.article-meta{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin-bottom:24px;font-size:13px;color:var(--c-text-tertiary);
}
.article-meta-cat{
  font-weight:600;color:var(--fire-mid);
  background:rgba(255,87,34,0.07);padding:4px 12px;border-radius:100px;
}
.article-body{
  max-width:720px;margin:0 auto;padding:0 var(--section-pad-h) 80px;
  font-size:17px;line-height:1.85;color:var(--c-text);
}
.article-body h2{
  font-size:clamp(22px,2.6vw,30px);font-weight:700;
  letter-spacing:-0.02em;margin:48px 0 16px;color:var(--c-text);
}
.article-body h3{
  font-size:clamp(18px,2vw,22px);font-weight:600;
  letter-spacing:-0.01em;margin:36px 0 12px;color:var(--c-text);
}
.article-body p{ margin:0 0 20px;color:var(--c-text-secondary); }
.article-body p strong{ color:var(--c-text); }
.article-body ul,.article-body ol{ margin:0 0 20px;padding-left:24px; }
.article-body li{ margin-bottom:10px;color:var(--c-text-secondary); }
.article-body blockquote{
  margin:28px 0;padding:20px 24px;border-radius:14px;
  background:var(--c-surface);border-left:3px solid var(--fire-mid);
  font-style:normal;color:var(--c-text);font-size:16px;line-height:1.7;
}
.article-body blockquote strong{ color:var(--c-text); }
.article-body blockquote p{margin:0;color:var(--c-text);}
.article-body code{
  font-family:'SF Mono','Menlo',monospace;font-size:0.88em;
  background:var(--c-surface);padding:2px 8px;border-radius:6px;
  color:var(--fire-mid);
}
.article-body hr{
  margin:44px 0;border:none;border-top:0.5px solid var(--c-line-subtle);
}
.article-body img{
  width:100%;border-radius:16px;margin:32px 0;
  border:0.5px solid var(--c-line-subtle);
}
.article-body .article-footnote{
  font-size:14px;color:var(--c-text-tertiary);
  border-top:0.5px solid var(--c-line-subtle);padding-top:24px;margin-top:48px;
}

/* ===== 文章富文本组件（GEO方法论等长文） ===== */
.article-lead{
  font-size:18px;line-height:1.7;color:var(--c-text-secondary);font-weight:500;
  margin:0 0 22px;
}
.article-byline{
  font-size:13px;color:var(--c-text-tertiary);margin:0 0 30px;
  border-bottom:1px solid var(--c-line-subtle);padding-bottom:16px;
}
.article-body .callout{
  border-left:4px solid var(--fire-mid);
  background:rgba(255,87,34,0.05);
  padding:16px 20px;border-radius:0 12px 12px 0;margin:28px 0;
  font-size:15.5px;line-height:1.75;color:var(--c-text);
}
.article-body .callout p{margin:0 0 10px;color:var(--c-text);}
.article-body .callout p:last-child{margin-bottom:0;}
.article-body .callout strong{color:var(--c-text);}
.article-body .callout ul{margin:10px 0 0;}
.article-body .callout li{margin-bottom:6px;color:var(--c-text);}
.article-body .callout.good{border-color:#0f7b54;background:#e8f6ef;}
.article-body .callout.warn{border-color:#b45309;background:#fef6e7;}
.article-body .tag{
  display:inline-block;font-size:12px;padding:2px 10px;border-radius:999px;
  background:rgba(255,87,34,0.1);color:var(--fire-mid);font-weight:600;
  margin-left:8px;vertical-align:middle;white-space:nowrap;
}
.article-body .tag.w{background:#fef6e7;color:#b45309;}
.article-body .tag.g{background:#e8f6ef;color:#0f7b54;}
.article-body .formula{
  background:var(--c-surface);border:1px solid var(--c-line-subtle);border-radius:12px;
  padding:16px 20px;font-family:'SF Mono','Menlo',Consolas,monospace;
  font-size:14px;line-height:1.7;color:var(--c-text-secondary);margin:24px 0;white-space:pre-wrap;
}
.article-body table{border-collapse:collapse;width:100%;margin:24px 0;font-size:14.5px;}
.article-body th,.article-body td{
  border:1px solid var(--c-line-subtle);padding:11px 13px;vertical-align:top;text-align:left;
}
.article-body th{background:var(--c-surface);font-weight:600;color:var(--c-text);}
.article-body tr:nth-child(even) td{background:rgba(0,0,0,0.025);}
.article-body td strong{color:var(--c-text);}
.article-disclaimer{
  margin-top:50px;border-top:1px solid var(--c-line-subtle);padding-top:18px;
  color:var(--c-text-tertiary);font-size:13px;line-height:1.75;
}
.article-disclaimer p{margin:0 0 8px;color:var(--c-text-tertiary);}


/* ===== 文章相关阅读（内链循环） ===== */
.article-related{
  margin-top:48px;padding:32px;background:var(--fire-glow);
  border:1px solid var(--c-line-subtle);border-radius:18px;
}
.article-related-title{
  font-size:13px;font-weight:700;letter-spacing:0.08em;color:var(--fire-mid);
  margin:0 0 18px;text-transform:uppercase;
}
.article-related-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px;}
.article-related-list li{position:relative;padding-left:22px;}
.article-related-list li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;
  background:var(--fire-gradient);
}
.article-related-list a{
  color:var(--c-text);font-size:15px;font-weight:500;text-decoration:none;
  transition:color var(--duration-fast) var(--ease-out);
}
.article-related-list a:hover{color:var(--fire-mid);}
@media (max-width:768px){
  .article-related{padding:24px;margin-top:36px;}
  .article-related-list a{font-size:14px;}
}

/* ===== CAPABILITY GRID（能力展示·去模板化）===== */
.cap-grid{
  display:flex; flex-direction:column;
}
.cap-row{
  display:grid; grid-template-columns:56px 1fr; gap:28px;
  align-items:start;
  padding:36px 0;
  background:transparent; border:none; border-radius:0;
  border-bottom:0.5px solid var(--c-line-subtle);
  transition:transform .4s var(--ease-out),border-color .4s var(--ease-out);
}
.cap-row:first-child{ padding-top:0; }
.cap-row:last-child{ border-bottom:none; }
@media (hover:hover) and (pointer:fine){
.cap-row:hover{ transform:translateX(4px); border-color:var(--c-line); }
}


/* 编号：极细彩色线 + 小字，不做色块 */
.cap-num{
  width:56px; padding-top:4px;
  color:var(--c-text-tertiary); text-align:left;
  display:block; background:transparent; border-radius:0;
  min-height:auto;
}
.cap-num::before{
  content:''; display:block; width:28px; height:2px; margin-bottom:10px;
}
.cap-row:nth-child(1) .cap-num::before{ background:#FF5722; }
.cap-row:nth-child(2) .cap-num::before{ background:#5B3FD6; }
.cap-row:nth-child(3) .cap-num::before{ background:#059669; }
.cap-row:nth-child(4) .cap-num::before{ background:#FB8C00; }

.cap-num span{
  font-size:22px; font-weight:400; letter-spacing:0.02em; line-height:1;
  text-shadow:none;
}

.cap-body{ display:flex; flex-direction:column; gap:14px; }
.cap-row .cap-title{
  font-size:clamp(21px,2vw,26px); font-weight:600; color:var(--c-text);
  letter-spacing:-0.015em; line-height:1.3; margin:0;
}
.cap-quote{
  font-size:15px; color:var(--c-text); line-height:1.75; margin:0; padding:0;
  font-style:normal; border:none; letter-spacing:0.005em;
}
/* quote 内钩子句加粗，自然不做「引号+斜体」模板感 */
.cap-quote .q-hook{
  font-weight:600; display:block; margin-bottom:10px; color:var(--c-text);
}
/* quote 内解释段 */
.cap-quote .q-detail{
  color:var(--c-text-secondary); line-height:1.75;
}

/* tags：去胶囊，改点分隔文字 */
.cap-tags{ display:flex; flex-wrap:wrap; gap:0; align-items:center; margin-top:6px; }
.cap-tag{
  font-size:12px; font-weight:400; color:var(--c-text-tertiary);
  background:transparent; border:none; border-radius:0; padding:0;
  transition:color .2s;
}
.cap-tag:not(:last-child)::after{
  content:''; display:inline-block; width:3px; height:3px; border-radius:50%;
  background:var(--c-text-tertiary); margin:0 12px; opacity:0.35; vertical-align:middle;
}
.cap-tag:hover{ color:var(--c-text); border-color:transparent; }

@media(max-width:768px){
  .cap-row{ grid-template-columns:44px 1fr; gap:20px; padding:28px 0; }
  .cap-num::before{ width:20px; }
  .cap-num span{ font-size:20px; }
  .cap-quote .q-hook{ margin-bottom:8px; }
}

/* ===== DIAGNOSIS CARDS（精准诊断·故事化卡片）===== */
.dgn-grid{
  display:grid; grid-template-columns:1fr; gap:18px;
}
.dgn-card{
  position:relative; display:grid;
  grid-template-columns:6px 1fr; gap:0;
  background:#fff; border:0.5px solid var(--c-line-subtle);
  border-radius:20px; overflow:hidden;
  transition:transform .4s var(--ease-out),box-shadow .4s var(--ease-out);
}
@media (hover:hover) and (pointer:fine){
.dgn-card:hover{
  transform:translateY(-3px); box-shadow:0 16px 40px rgba(0,0,0,0.05);
}
}

.dgn-ribbon{
  background:var(--fire-gradient);
  min-height:100%;
}
.dgn-ribbon--blue{ background:linear-gradient(180deg,#7C5CFC,#5B3FD6); }
.dgn-ribbon--green{ background:linear-gradient(180deg,#34D399,#059669); }
.dgn-ribbon--orange{ background:linear-gradient(180deg,#FFB74D,#FB8C00); }

.dgn-body{ padding:28px 32px; display:flex; flex-direction:column; gap:14px; }
.dgn-meta{ display:flex; align-items:center; gap:10px; }
.dgn-tag{
  font-size:12px; font-weight:700; color:var(--fire-mid);
  background:rgba(255,87,34,0.08); border:0.5px solid rgba(255,87,34,0.2);
  border-radius:980px; padding:4px 10px; letter-spacing:0.04em;
}
.dgn-cat{ font-size:13px; font-weight:600; color:var(--c-text-tertiary); letter-spacing:0.02em; }

.dgn-title{
  font-size:clamp(20px,2vw,24px); font-weight:700; color:var(--c-text);
  letter-spacing:-0.02em; line-height:1.3; margin:0;
}
.dgn-quote{
  font-size:15.5px; font-style:italic; color:var(--c-text-secondary);
  line-height:1.7; margin:0; padding-left:14px;
  border-left:2px solid var(--c-line);
}
.dgn-think{
  font-size:14px; color:var(--c-text-secondary); line-height:1.75;
  background:var(--c-surface); border-radius:12px; padding:14px 18px;
  margin:0;
}
.dgn-think strong{ color:var(--c-text); }

@media(max-width:768px){
  .dgn-body{ padding:22px 20px; }
  .dgn-quote{ font-size:14.5px; }
}

/* ===== 能力速览（首页）===== */
.abil-strip{
  display:grid; grid-template-columns:repeat(3,1fr); gap:20px;
  max-width:960px; margin:0 auto;
  padding:36px var(--section-pad-h); text-align:center;
}
.abil-item{ padding:24px 16px; border-radius:16px; background:var(--c-surface); border:0.5px solid var(--c-line-subtle); }
.abil-item .abil-icon{ font-size:28px; margin-bottom:8px; }
.abil-item .abil-title{ font-size:15px; font-weight:700; color:var(--c-text); margin-bottom:4px; }
.abil-item .abil-desc{ font-size:13px; color:var(--c-text-tertiary); line-height:1.5; }

@media(max-width:768px){
  .abil-strip{ grid-template-columns:1fr; }
}

/* ===== CASES GRID v2（首页案例区新版）===== */
.cases-grid-v2{
  display:grid; grid-template-columns:repeat(2,1fr); gap:32px;
  max-width:1360px; margin:0 auto;
  padding:0 var(--section-pad-h);
}
.cc-v2{
  display:flex; flex-direction:column; gap:24px;
  background:#fff; border:0.5px solid var(--c-line-subtle);
  border-radius:24px; padding:44px 44px 40px;
  transition:transform .45s var(--ease-out),box-shadow .45s var(--ease-out);
}
@media (hover:hover) and (pointer:fine){
.cc-v2:hover{
  transform:translateY(-5px); box-shadow:0 24px 56px rgba(0,0,0,0.07);
}
}

.cc-v2-head{
  display:flex; align-items:center; gap:14px; flex-wrap:wrap;
}
.cc-v2-num{
  font-size:12px; font-weight:800; letter-spacing:0.05em;
  padding:5px 13px; border-radius:8px; color:#fff;
}
.cc-v2-num--orange{ background:linear-gradient(135deg,#FF8A65,#FF5722); }
.cc-v2-num--blue{ background:linear-gradient(135deg,#7C5CFC,#5B3FD6); }
.cc-v2-num--purple{ background:linear-gradient(135deg,#A78BFA,#7C3AED); }
.cc-v2-num--green{ background:linear-gradient(135deg,#34D399,#059669); }
.cc-v2-cat{
  font-size:11px; font-weight:600; letter-spacing:0.1em; text-transform:uppercase;
  color:var(--c-text-tertiary);
}
.cc-v2-brand{
  font-size:15px; font-weight:700; color:var(--c-text);
  margin-left:auto;
}
.cc-v2-title{
  font-size:clamp(21px,2.1vw,25px); font-weight:700; color:var(--c-text);
  letter-spacing:-0.025em; line-height:1.32; margin:0;
}
.cc-v2-desc{
  font-size:14.5px; color:var(--c-text-secondary); line-height:1.78; margin:0;
}

/* ── 统计区：P0 推到底部底对齐 · P1 外缘贴齐文字 · P2 分隔线等高 ── */
.cc-v2-stats{
  display:grid; grid-template-columns:repeat(3,1fr);
  border-top:0.5px solid var(--c-line-subtle);
  padding-top:28px; margin-top:auto;   /* P0：吸收剩余空间 → 同排两卡底对齐 */
  gap:0;
}
.cc-v2-stat{
  display:flex;
  flex-direction:column;
  padding:0;                    /* P1：去掉内缩，外缘贴齐标题左右缘 */
  position:relative;
}
/* P1：第1列左对齐 / 第2列居中 / 第3列右对齐 → 外缘精确贴齐文字块 */
.cc-v2-stat:nth-child(1){ text-align:left;   align-items:flex-start; }
.cc-v2-stat:nth-child(2){ text-align:center; align-items:center; }
.cc-v2-stat:nth-child(3){ text-align:right;  align-items:flex-end; }
/* P2：分隔线全高固定 → 跨卡等高统一 */
.cc-v2-stat:not(:last-child)::after{
  content:''; position:absolute; right:0; top:0; bottom:0;
  width:0.5px; background:var(--c-line-subtle);
}
/* 数字：固定最小高度 → 所有数字底部对齐 */
.cc-v2-stat-num{
  font-size:clamp(20px,2.1vw,26px); font-weight:800; letter-spacing:-0.03em;
  color:var(--fire-mid); line-height:1.28;
  white-space:nowrap;
  overflow:hidden; text-overflow:ellipsis;
  display:block;
  min-height:1.45em;            /* ← 关键：统一数字区高度 */
}
/* 标签：固定最小高度（容纳最多2行）→ 所有标签顶部对齐 */
.cc-v2-stat-lbl{
  font-size:11.5px; color:var(--c-text-tertiary); line-height:1.42;
  margin-top:8px;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical;
  overflow:hidden;
  min-height:2.84em;            /* ← 关键：统一标签区高度 (2行 × 1.42line-height) */
}

@media(max-width:1024px){
  .cases-grid-v2{ max-width:900px; gap:24px; }
  .cc-v2{ padding:34px 30px 30px; }
  .cc-v2-stat-lbl{ -webkit-line-clamp:3; }
}
@media(max-width:768px){
  .cases-grid-v2{ grid-template-columns:1fr; }
  .cc-v2{ padding:30px 26px 28px; }
  .cc-v2-stat:not(:last-child)::after{ display:none; }
}

/* ===== REDUCED MOTION ===== */
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ===== 留资表单（线索收集 · 与官网设计语言统一） ===== */
.lead-form-wrap{max-width:680px;margin:44px auto 0;text-align:left}
.lead-form{background:var(--c-surface);border:1px solid var(--c-line-subtle);border-radius:20px;padding:clamp(24px,4vw,40px)}
.lead-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px}
.lead-field{display:flex;flex-direction:column;gap:8px}
.lead-field--full{grid-column:1 / -1;margin-top:18px}
.lead-field label{font-size:13px;font-weight:600;color:var(--c-text-secondary);letter-spacing:0.02em}
.lead-field input,.lead-field select,.lead-field textarea{font-family:inherit;font-size:15px;color:var(--c-text);background:#fff;border:1px solid var(--c-line);border-radius:12px;padding:12px 14px;width:100%;transition:border-color var(--duration-fast) ease,box-shadow var(--duration-fast) ease}
.lead-field input:focus,.lead-field select:focus,.lead-field textarea:focus{outline:none;border-color:var(--fire-mid);box-shadow:0 0 0 3px var(--fire-glow)}
.lead-field textarea{resize:vertical;min-height:96px}
.lead-form-submit{margin-top:22px;width:100%;border:none;border-radius:12px;padding:15px 20px;font-size:16px;font-weight:700;color:#fff;background:var(--fire-gradient);transition:transform var(--duration-fast) ease,box-shadow var(--duration-fast) ease}
.lead-form-submit:active{transform:scale(0.97)}
@media (hover:hover) and (pointer:fine){
.lead-form-submit:hover{transform:translateY(-1px);box-shadow:0 10px 30px rgba(255,87,34,0.25)}
}

.lead-form-note{margin-top:14px;font-size:12px;color:var(--c-text-tertiary);text-align:center;line-height:1.6}
@media (max-width:560px){.lead-form-grid{grid-template-columns:1fr}}

/* ===== 个人IP子账号展示（小红书账号矩阵） ===== */
.v8-ip-showcase{margin-top:48px}
.v8-ip-showcase-title{
  font-size:clamp(22px,2.6vw,32px);font-weight:700;letter-spacing:-0.02em;
  text-align:center;margin-bottom:10px;color:var(--c-text)
}
.v8-ip-showcase-lead{
  font-size:16px;color:var(--c-text-secondary);text-align:center;
  max-width:620px;margin:0 auto 36px;line-height:1.65
}
.v8-ip-showcase-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:24px
}
.v8-ip-account{
  background:linear-gradient(145deg,#FAFAFC,#FFFFFF);
  border:0.5px solid var(--c-line-subtle);border-radius:24px;
  padding:clamp(26px,3vw,36px);transition:transform .5s var(--ease-out),box-shadow .5s var(--ease-out)
}
@media (hover:hover) and (pointer:fine){
.v8-ip-account:hover{transform:translateY(-4px);box-shadow:0 28px 70px rgba(0,0,0,0.07),0 0 1px rgba(0,0,0,0.05)}
}

.v8-ip-account-header{
  display:flex;align-items:center;gap:16px;margin-bottom:20px
}
.v8-ip-account-avatar{
  width:64px;height:64px;border-radius:50%;object-fit:cover;
  border:2.5px solid rgba(52,211,153,0.25);flex-shrink:0
}
.v8-ip-account-name{font-size:20px;font-weight:700;letter-spacing:-0.02em;color:var(--c-text)}
.v8-ip-account-bio{font-size:13px;color:var(--c-text-secondary);margin-top:4px;line-height:1.5}
.v8-ip-account-screenshots{
  display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:20px
}
.v8-ip-account-screenshots--single{grid-template-columns:1fr;max-width:260px;margin-left:auto;margin-right:auto}
.v8-ip-account-screenshots img{
  width:100%;aspect-ratio:9/19.5;object-fit:cover;border-radius:14px;
  border:0.5px solid var(--c-line-subtle);background:#fff
}
.v8-ip-account-screenshots--single img{aspect-ratio:9/19.5}
.v8-ip-account-cta{text-align:center}
.v8-ip-account-points{list-style:none;display:flex;flex-direction:column;gap:14px;margin-bottom:22px;text-align:left}
.v8-ip-account-points li{display:flex;gap:14px;align-items:flex-start;font-size:14.5px;line-height:1.65}
.v8-ip-label{flex-shrink:0;width:74px;font-size:12px;font-weight:700;color:var(--fire-mid);background:var(--fire-glow);border-radius:8px;padding:4px 0;text-align:center;letter-spacing:0.04em;margin-top:2px}
.v8-ip-value{color:var(--c-text)}

@media(max-width:768px){
  .v8-ip-showcase-grid{grid-template-columns:1fr}
  .v8-ip-account-screenshots{grid-template-columns:repeat(2,1fr)}
}