/*
 Theme Name: 快来客
 Theme URI: https://www.kuailaike.com
 Description: 快来客 AI 数字员工与智能获客工作台官方主题（由静态官网转换，经典 PHP 模板）。
 Version: 1.6.0
 Author: 快来客
 Tags: responsive-layout, custom-menu, featured-images, seo, accessibility-ready
 Text Domain: koulaike
*/
/* 设计系统（UTF-8） */
/* =============================================================
   快来客官网 - 设计系统
   设计令牌对齐产品工作台 (ai.kuailaike.com) 与登录页 (www.kuailaike.com)
   ============================================================= */

:root{
  /* —— 品牌主色：与工作台 --primary 一致 —— */
  --primary:#2F6BFF;
  --primary-light:#5B8CFF;
  --primary-dark:#1F56E0;
  --primary-50:#F5F8FF;
  --primary-100:#EEF4FF;
  --primary-200:#C5D4F5;
  --primary-rgb:47,107,255;

  /* —— 品牌渐变：取自登录页品牌区 #4a5aff → #7b4eff —— */
  --brand-grad:linear-gradient(135deg,#4A5AFF 0%,#6A5BFF 55%,#7B4EFF 100%);
  --brand-grad-soft:linear-gradient(135deg,#5B8CFF 0%,#7B4EFF 100%);
  --accent:#FF9500;               /* 登录页 logo 点缀橙 */
  --accent-soft:#FFF4E5;

  /* —— 背景 —— */
  --bg-page:#F8FAFC;
  --bg-card:#FFFFFF;
  --bg-subtle:#EEF4FF;
  --bg-hero:linear-gradient(135deg,#E0F7FF 0%,#F0F4FF 55%,#F7F5FF 100%);

  /* —— 文字 —— */
  --text-primary:#1E293B;
  --text-secondary:#475569;
  --text-muted:#94A3B8;
  --text-inverse:#FFFFFF;

  /* —— 边框 —— */
  --border:#E2E8F0;
  --border-light:#F1F5F9;

  /* —— 功能色 —— */
  --success:#10B981;
  --warning:#F59E0B;
  --danger:#EF4444;
  --info:#3B82F6;
  --purple:#8B5CF6;

  /* —— 阴影 —— */
  --shadow-sm:0 1px 2px rgba(0,0,0,.04);
  --shadow-md:0 4px 12px rgba(0,0,0,.06);
  --shadow-lg:0 8px 24px rgba(0,0,0,.08);
  --shadow-brand:0 12px 32px rgba(47,107,255,.22);
  --shadow-float:0 8px 32px rgba(31,38,135,.15);   /* 登录页卡片阴影 */

  /* —— 圆角 —— */
  --radius-sm:6px;
  --radius-md:10px;
  --radius-lg:14px;
  --radius-xl:20px;
  --radius-2xl:28px;

  /* —— 布局 —— */
  --container:1200px;
  --header-h:72px;

  /* —— 流体字号 —— */
  --fs-hero:clamp(30px,4.4vw + 8px,60px);
  --fs-h2:clamp(24px,2.2vw + 12px,40px);
  --fs-h3:clamp(17px,.9vw + 12px,22px);
  --fs-lead:clamp(15px,.6vw + 12px,19px);
  --fs-body:clamp(14px,.3vw + 12px,16px);
  --fs-sm:13px;
  --fs-xs:12px;
}

/* ===================== Reset ===================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  font-size:var(--fs-body);
  line-height:1.75;
  color:var(--text-secondary);
  background:var(--bg-page);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{list-style:none;}
button,input,textarea{font:inherit;color:inherit;}
::selection{background:rgba(var(--primary-rgb),.18);color:var(--primary-dark);}

/* ===================== 布局工具 ===================== */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:clamp(56px,6vw,104px) 0;position:relative;}
.section--tight{padding:clamp(44px,4.5vw,76px) 0;}
.section--white{background:#fff;}
.section--subtle{background:var(--bg-page);}
.section--gradient{background:var(--bg-hero);}

.grid{display:grid;gap:24px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-6{grid-template-columns:repeat(6,1fr);}

.flex{display:flex;}
.items-center{align-items:center;}
.justify-center{justify-content:center;}
.justify-between{justify-content:space-between;}
.gap-8{gap:8px;} .gap-12{gap:12px;} .gap-16{gap:16px;} .gap-24{gap:24px;}
.wrap{flex-wrap:wrap;}
.text-center{text-align:center;}
.only-mobile{display:none;}

/* ===================== 文字 ===================== */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:var(--primary-50);border:1px solid var(--primary-200);
  color:var(--primary-dark);font-size:var(--fs-xs);font-weight:600;letter-spacing:.04em;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--primary);animation:klk-breathe 1.8s ease-in-out infinite;}
h1,h2,h3,h4{color:var(--text-primary);line-height:1.3;font-weight:700;letter-spacing:-.01em;}
.section-title{font-size:var(--fs-h2);margin:16px 0 14px;}
.section-desc{font-size:var(--fs-lead);color:var(--text-secondary);max-width:720px;margin:0 auto;}
.section-head{text-align:center;margin-bottom:clamp(36px,4vw,56px);}
.section-head .section-desc{margin-top:4px;}
.gradient-text{
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.lead{font-size:var(--fs-lead);color:var(--text-secondary);}

/* ===================== 按钮 ===================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--brand-grad);color:#fff;box-shadow:var(--shadow-brand);}
.btn-primary:hover{box-shadow:0 16px 40px rgba(47,107,255,.32);}
.btn-ghost{background:#fff;border-color:var(--border);color:var(--text-primary);box-shadow:var(--shadow-sm);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-50);}
.btn-outline-light{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.45);color:#fff;backdrop-filter:blur(6px);}
.btn-outline-light:hover{background:#fff;color:var(--primary-dark);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn .arrow{transition:transform .2s ease;}
.btn:hover .arrow{transform:translateX(3px);}

/* ===================== 卡片 ===================== */
.card{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
  padding:28px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card-hover:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary-200);}

.icon-box{
  width:52px;height:52px;border-radius:var(--radius-md);
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary-50),var(--primary-100));
  color:var(--primary);border:1px solid var(--primary-200);
  flex:0 0 auto;
}
.icon-box svg{width:24px;height:24px;}
.icon-box--lg{width:64px;height:64px;border-radius:var(--radius-lg);}
.icon-box--lg svg{width:30px;height:30px;}
.icon-box--accent{background:linear-gradient(135deg,#FFF4E5,#FFE9CE);color:var(--accent);border-color:#FFDDB3;}
.icon-box--solid{background:var(--brand-grad);color:#fff;border-color:transparent;box-shadow:0 8px 20px rgba(47,107,255,.26);}

/* ===================== 顶部导航 ===================== */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:var(--header-h);
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.header.is-scrolled{border-bottom-color:var(--border);box-shadow:0 4px 20px rgba(15,23,42,.05);background:rgba(255,255,255,.94);}
.nav{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-logo{height:44px;width:auto;display:block;}
@media (max-width:480px){.brand-logo{height:34px;}}
.brand-mark{
  width:38px;height:38px;border-radius:var(--radius-md);
  background:var(--brand-grad);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(47,107,255,.3);
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:18px;font-weight:700;color:var(--text-primary);letter-spacing:.02em;}
.brand-slogan{font-size:11px;color:var(--text-muted);letter-spacing:.06em;}

.menu{display:flex;align-items:center;gap:4px;}
.menu a{
  position:relative;padding:8px 14px;border-radius:var(--radius-sm);
  font-size:15px;color:var(--text-secondary);font-weight:500;transition:color .2s,background .2s;
}
.menu a:hover{color:var(--primary);background:var(--primary-50);}
.menu a.is-active{color:var(--primary-dark);font-weight:600;}
.menu a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--brand-grad);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--border);border-radius:var(--radius-sm);
  background:#fff;align-items:center;justify-content:center;cursor:pointer;color:var(--text-primary);
}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative;transition:.25s;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;transition:.25s;
}
.nav-toggle span::before{top:-6px;} .nav-toggle span::after{top:6px;}
.nav-toggle.is-open span{background:transparent;}
.nav-toggle.is-open span::before{top:0;transform:rotate(45deg);}
.nav-toggle.is-open span::after{top:0;transform:rotate(-45deg);}

/* ===================== 首屏 Hero ===================== */
.hero{
  position:relative;padding:calc(var(--header-h) + clamp(48px,6vw,88px)) 0 clamp(56px,6vw,96px);
  background:var(--bg-hero);overflow:hidden;
}
.hero::before,.hero::after{
  content:"";position:absolute;border-radius:50%;filter:blur(10px);pointer-events:none;
}
.hero::before{
  width:520px;height:520px;top:-180px;right:-120px;
  background:radial-gradient(circle,rgba(47,107,255,.16),transparent 62%);
}
.hero::after{
  width:460px;height:460px;bottom:-220px;left:-140px;
  background:radial-gradient(circle,rgba(123,78,255,.14),transparent 62%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,4vw,64px);align-items:center;}
.hero h1{font-size:var(--fs-hero);letter-spacing:-.02em;margin:18px 0 20px;}
.hero h1 em{
  font-style:normal;white-space:nowrap;padding:0 4px;
  background:linear-gradient(180deg,transparent 58%,rgba(255,149,0,.30) 58%,rgba(255,149,0,.30) 96%,transparent 96%);
}
.hero .lead{font-size:var(--fs-lead);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-note{margin-top:18px;font-size:var(--fs-sm);color:var(--text-muted);display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.hero-note b{color:var(--success);font-weight:700;}

/* Hero 右侧：仿工作台面板 */
.hero-panel{
  position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--radius-2xl);
  box-shadow:var(--shadow-float);padding:20px;overflow:hidden;
}
.panel-bar{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--border-light);}
.panel-bar .t{font-size:14px;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:8px;}
.panel-bar .t i{width:8px;height:8px;border-radius:50%;background:var(--success);display:inline-block;animation:klk-breathe 1.6s infinite;}
.panel-tabs{display:flex;gap:6px;}
.panel-tabs span{font-size:12px;padding:3px 10px;border-radius:999px;color:var(--text-muted);background:var(--border-light);}
.panel-tabs span.on{background:var(--primary-100);color:var(--primary-dark);font-weight:600;}
.kpi-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:16px 0;}
.kpi{background:var(--bg-page);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:14px;}
.kpi .k{font-size:12px;color:var(--text-muted);display:flex;align-items:center;gap:6px;}
.kpi .v{font-size:22px;font-weight:700;color:var(--text-primary);line-height:1.4;font-variant-numeric:tabular-nums;}
.kpi .d{font-size:12px;font-weight:600;}
.kpi .d.up{color:var(--danger);}      /* 国内习惯：正向增长用红色 */
.kpi .d.down{color:var(--success);}
.panel-row{display:flex;align-items:center;justify-content:space-between;font-size:13px;padding:9px 0;border-bottom:1px dashed var(--border-light);}
.panel-row:last-child{border-bottom:none;}
.panel-row .lbl{color:var(--text-secondary);display:flex;align-items:center;gap:8px;}
.panel-row .val{font-weight:700;color:var(--text-primary);font-variant-numeric:tabular-nums;}
.bar-track{height:8px;border-radius:999px;background:var(--border-light);overflow:hidden;display:flex;margin:6px 0 14px;}
.bar-track i{display:block;height:100%;}
.legend{display:flex;gap:16px;font-size:12px;color:var(--text-secondary);flex-wrap:wrap;}
.legend i{width:8px;height:8px;border-radius:2px;display:inline-block;margin-right:6px;}
.call-item{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border-light);
  border-radius:var(--radius-md);background:#fff;margin-bottom:8px;
}
.call-item .avatar{width:32px;height:32px;border-radius:50%;background:var(--primary-100);color:var(--primary-dark);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;}
.call-item .meta{flex:1;min-width:0;}
.call-item .meta .n{font-size:13px;font-weight:600;color:var(--text-primary);}
.call-item .meta .s{font-size:11px;color:var(--text-muted);}
.tag{font-size:11px;padding:2px 8px;border-radius:999px;font-weight:600;}
.tag-high{background:#FEE2E2;color:#DC2626;}
.tag-mid{background:#FEF3C7;color:#D97706;}
.tag-low{background:var(--border-light);color:var(--text-muted);}

/* ===================== 数字条 ===================== */
.stats-band{position:relative;z-index:3;margin-top:-40px;}
.stats-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-xl);
  box-shadow:var(--shadow-lg);padding:clamp(20px,2.4vw,34px);
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.stat{text-align:center;position:relative;padding:0 8px;}
.stat + .stat::before{content:"";position:absolute;left:0;top:8%;height:84%;width:1px;background:var(--border-light);}
.stat .num{font-size:clamp(24px,2.4vw,40px);font-weight:800;color:var(--primary-dark);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat .num .unit{font-size:.55em;font-weight:700;margin-left:2px;}
.stat .cap{font-size:var(--fs-sm);color:var(--text-muted);margin-top:4px;}

/* ===================== 功能卡 ===================== */
.feature-card{position:relative;overflow:hidden;}
.feature-card h3{font-size:var(--fs-h3);margin:16px 0 10px;}
.feature-card p{font-size:var(--fs-sm);color:var(--text-secondary);line-height:1.8;}
.feature-card .tagline{
  display:inline-block;margin-top:14px;font-size:var(--fs-xs);font-weight:600;color:var(--primary-dark);
  background:var(--primary-50);border:1px solid var(--primary-200);padding:4px 10px;border-radius:999px;
}
.feature-card::after{
  content:"";position:absolute;right:-60px;top:-60px;width:140px;height:140px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,107,255,.10),transparent 70%);opacity:0;transition:opacity .3s;
}
.feature-card:hover::after{opacity:1;}

/* ===================== 流程 ===================== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.step{position:relative;text-align:left;}
.step .idx{
  width:44px;height:44px;border-radius:12px;background:var(--brand-grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;
  box-shadow:0 8px 18px rgba(47,107,255,.26);margin-bottom:16px;
}
.step h4{font-size:17px;margin-bottom:8px;}
.step p{font-size:var(--fs-sm);color:var(--text-secondary);}
.step:not(:last-child)::after{
  content:"";position:absolute;top:22px;left:calc(100% - 4px);width:calc(100% - 40px);height:2px;
  background:repeating-linear-gradient(90deg,var(--primary-200) 0 6px,transparent 6px 12px);
}

/* ===================== 场景行业 ===================== */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.scene{
  border:1px solid var(--border);border-radius:var(--radius-lg);background:#fff;padding:22px;
  box-shadow:var(--shadow-sm);transition:.25s;
}
.scene:hover{border-color:var(--primary-200);transform:translateY(-3px);box-shadow:var(--shadow-md);}
.scene h4{font-size:16px;margin-bottom:6px;display:flex;align-items:center;gap:10px;}
.scene h4 .emo{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:17px;background:var(--primary-50);}
.scene p{font-size:var(--fs-sm);color:var(--text-secondary);}
.scene .kpi-line{margin-top:12px;padding-top:12px;border-top:1px dashed var(--border);font-size:var(--fs-xs);color:var(--primary-dark);font-weight:600;}

/* ===================== 客户口碑 ===================== */
.quote-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:16px;height:100%;
}
.quote-card .mark{font-size:34px;line-height:1;color:var(--primary-200);font-weight:700;}
.quote-card p{font-size:var(--fs-sm);color:var(--text-secondary);flex:1;}
.quote-card .who{display:flex;align-items:center;gap:12px;padding-top:14px;border-top:1px solid var(--border-light);}
.quote-card .who .av{width:42px;height:42px;border-radius:50%;background:var(--brand-grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;}
.quote-card .who .n{font-size:14px;font-weight:700;color:var(--text-primary);}
.quote-card .who .r{font-size:var(--fs-xs);color:var(--text-muted);}
.stars{color:#F59E0B;letter-spacing:2px;font-size:14px;}

/* ===================== 优势详解（左右交错） ===================== */
.adv-row{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,64px);align-items:center;
  padding:clamp(28px,3.4vw,52px) 0;
}
.adv-row + .adv-row{border-top:1px solid var(--border-light);}
.adv-row.reverse .adv-visual{order:2;}
.adv-visual{
  background:linear-gradient(140deg,#FFFFFF 0%,#F5F8FF 100%);
  border:1px solid var(--border);border-radius:var(--radius-2xl);padding:24px;box-shadow:var(--shadow-md);
}
.adv-no{
  display:inline-flex;align-items:center;gap:8px;font-size:var(--fs-xs);font-weight:700;letter-spacing:.12em;
  color:var(--primary);background:var(--primary-50);border:1px solid var(--primary-200);padding:5px 12px;border-radius:999px;
}
.adv-row h3{font-size:clamp(20px,1.6vw + 10px,30px);margin:14px 0 12px;}
.adv-row p{font-size:var(--fs-body);}
.adv-list{margin-top:20px;display:grid;gap:12px;}
.adv-list li{display:flex;gap:10px;font-size:var(--fs-sm);color:var(--text-secondary);}
.adv-list li svg{width:18px;height:18px;flex:0 0 auto;margin-top:4px;color:var(--primary);}

/* 可视化小组件 */
.mini-list{display:grid;gap:10px;}
.mini-item{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-md);padding:12px 14px;}
.mini-item .ic{width:34px;height:34px;border-radius:9px;background:var(--primary-50);color:var(--primary);display:flex;align-items:center;justify-content:center;}
.mini-item .ic svg{width:18px;height:18px;}
.mini-item .tx{flex:1;min-width:0;}
.mini-item .tx .a{font-size:13px;font-weight:600;color:var(--text-primary);}
.mini-item .tx .b{font-size:11px;color:var(--text-muted);}
.mini-item .rt{font-size:13px;font-weight:700;color:var(--primary-dark);}
.score-bar{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-size:12px;color:var(--text-secondary);}
.score-bar .nm{width:52px;flex:0 0 auto;}
.score-bar .tr{flex:1;height:8px;border-radius:999px;background:var(--border-light);overflow:hidden;}
.score-bar .tr i{display:block;height:100%;border-radius:999px;background:var(--brand-grad-soft);}

/* ===================== 对比表 ===================== */
.compare{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius-xl);background:#fff;box-shadow:var(--shadow-sm);}
table.cmp{width:100%;border-collapse:collapse;min-width:640px;}
table.cmp th,table.cmp td{padding:16px 20px;text-align:left;font-size:14px;border-bottom:1px solid var(--border-light);}
table.cmp thead th{background:var(--bg-page);color:var(--text-primary);font-weight:700;font-size:14px;}
table.cmp thead th.hl{background:var(--primary-50);color:var(--primary-dark);}
table.cmp tbody td:first-child{color:var(--text-primary);font-weight:600;}
table.cmp tbody td.hl{background:rgba(47,107,255,.045);color:var(--text-primary);font-weight:600;}
table.cmp tbody tr:last-child td{border-bottom:none;}
table.cmp .no{color:var(--text-muted);}
table.cmp .yes{color:var(--success);font-weight:700;}

/* ===================== 技术栈 / 服务 ===================== */
.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.tech{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;text-align:center;
  box-shadow:var(--shadow-sm);transition:.25s;
}
.tech:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--primary-200);}
.tech .n{font-size:20px;font-weight:800;color:var(--primary-dark);font-variant-numeric:tabular-nums;}
.tech .l{font-size:var(--fs-xs);color:var(--text-muted);margin-top:4px;}

/* ===================== 关于我们 ===================== */
.page-hero{
  position:relative;padding:calc(var(--header-h) + clamp(40px,5vw,72px)) 0 clamp(44px,5vw,72px);
  background:var(--bg-hero);overflow:hidden;text-align:center;
}
.page-hero::before{
  content:"";position:absolute;width:560px;height:560px;top:-260px;left:50%;transform:translateX(-50%);
  background:radial-gradient(circle,rgba(47,107,255,.16),transparent 62%);pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.page-hero h1{font-size:clamp(28px,3.4vw + 6px,50px);margin:16px 0 14px;}
.page-hero p{max-width:760px;margin:0 auto;font-size:var(--fs-lead);}
.crumb{display:flex;align-items:center;justify-content:center;gap:8px;font-size:var(--fs-sm);color:var(--text-muted);}
.crumb a:hover{color:var(--primary);}

.about-block{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,60px);align-items:center;}
.about-block p + p{margin-top:14px;}
.about-figure{
  border-radius:var(--radius-2xl);padding:30px;color:#fff;background:var(--brand-grad);
  box-shadow:var(--shadow-brand);position:relative;overflow:hidden;
}
.about-figure::after{content:"";position:absolute;width:280px;height:280px;right:-90px;bottom:-120px;border-radius:50%;background:rgba(255,255,255,.12);}
.about-figure h3{color:#fff;font-size:20px;margin-bottom:14px;}
.about-figure p{color:rgba(255,255,255,.9);font-size:var(--fs-sm);}
.about-figure .fig-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:22px;position:relative;z-index:2;}
.about-figure .fig-stats div{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);border-radius:var(--radius-md);padding:14px;}
.about-figure .fig-stats .n{font-size:24px;font-weight:800;}
.about-figure .fig-stats .l{font-size:var(--fs-xs);opacity:.9;}

.timeline{position:relative;padding-left:34px;}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--primary-200),var(--primary-50));}
.tl-item{position:relative;padding-bottom:30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:7px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--primary);box-shadow:0 0 0 4px var(--primary-50);
}
.tl-item .yr{font-size:var(--fs-xs);font-weight:800;color:var(--primary-dark);letter-spacing:.06em;}
.tl-item h4{font-size:17px;margin:4px 0 6px;}
.tl-item p{font-size:var(--fs-sm);}

.value-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm);height:100%;}
.value-card .num{font-size:13px;font-weight:800;color:var(--primary-200);letter-spacing:.1em;}
.value-card h4{font-size:18px;margin:6px 0 10px;}
.value-card p{font-size:var(--fs-sm);}

.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.cert{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;text-align:center;box-shadow:var(--shadow-sm);}
.cert svg{width:30px;height:30px;color:var(--primary);margin-bottom:10px;}
.cert .t{font-size:15px;font-weight:700;color:var(--text-primary);}
.cert .d{font-size:var(--fs-xs);color:var(--text-muted);margin-top:4px;}

.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.contact-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm);display:flex;gap:14px;align-items:flex-start;}
.contact-item svg{width:20px;height:20px;color:var(--primary);margin-top:3px;flex:0 0 auto;}
.contact-item .l{font-size:var(--fs-xs);color:var(--text-muted);}
.contact-item .v{font-size:15px;font-weight:700;color:var(--text-primary);word-break:break-all;}

/* ===================== CTA ===================== */
.cta{
  position:relative;overflow:hidden;border-radius:var(--radius-2xl);
  background:var(--brand-grad);padding:clamp(38px,4.6vw,68px);color:#fff;text-align:center;
  box-shadow:0 20px 50px rgba(47,107,255,.28);
}
.cta::before,.cta::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.12);}
.cta::before{width:340px;height:340px;top:-160px;right:-100px;}
.cta::after{width:260px;height:260px;bottom:-140px;left:-80px;}
.cta .inner{position:relative;z-index:2;}
.cta h2{color:#fff;font-size:clamp(24px,2.4vw + 8px,40px);margin-bottom:14px;}
.cta p{color:rgba(255,255,255,.9);font-size:var(--fs-lead);max-width:640px;margin:0 auto 30px;}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;position:relative;}
.cta .btn-ghost{color:var(--primary-dark);}
/* 线索表单防刷：蜜罐字段容器（对真人完全不可见，仅机器人会去填写里面的“公司网址”） */
.klk-hp{position:absolute!important;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden;}

/* ===================== 页脚 ===================== */
.footer{background:#0F172A;color:#94A3B8;padding:clamp(44px,5vw,72px) 0 28px;margin-top:0;}
.footer .fg{display:grid;grid-template-columns:1.5fr .8fr .8fr 1fr 1.15fr;gap:32px;}
.footer h5{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer ul li{margin-bottom:10px;font-size:var(--fs-sm);}
.footer ul li a:hover{color:#fff;}
.footer .f-brand{display:flex;align-items:center;margin-bottom:14px;}
.footer .f-logo{background:#fff;border-radius:10px;padding:6px 12px;display:inline-flex;align-items:center;}
.footer .f-logo img{height:26px;width:auto;display:block;}
.footer .f-desc{font-size:var(--fs-sm);line-height:1.9;max-width:340px;}
.footer .f-social{display:flex;gap:10px;margin-top:18px;}
.footer .f-social a{
  width:36px;height:36px;border-radius:9px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;
  color:#CBD5E1;transition:.2s;
}
.footer .f-social a:hover{background:var(--primary);color:#fff;transform:translateY(-2px);}
.footer .f-social svg{width:18px;height:18px;}
.footer .f-contact li{display:flex;gap:8px;}
.footer .f-contact svg{width:15px;height:15px;margin-top:5px;color:#64748B;flex:0 0 auto;}
.footer-bottom{
  margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:var(--fs-xs);
}
.footer-bottom a:hover{color:#fff;}
.footer .icp{color:#64748B;}

/* ===================== 内容页（行业方案 / 对比 / FAQ） ===================== */
/* 页头关键词标签 */
.hero-points{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:22px;}
.hero-points span{
  font-size:var(--fs-xs);font-weight:600;color:var(--primary-dark);
  background:#fff;border:1px solid var(--primary-200);border-radius:999px;padding:6px 14px;
}

/* 要点列表（用伪元素画勾，不必在数据里塞 svg） */
.tick-list{margin-top:16px;display:grid;gap:10px;}
.tick-list li{position:relative;padding-left:24px;font-size:var(--fs-sm);color:var(--text-secondary);}
.tick-list li::before{
  content:"";position:absolute;left:2px;top:9px;width:11px;height:6px;
  border-left:2.4px solid var(--primary);border-bottom:2.4px solid var(--primary);
  transform:rotate(-45deg);border-radius:1px;
}

/* 子页卡片（栏目页 / 有子页的普通页） */
.subpage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.subpage-card{
  display:flex;flex-direction:column;gap:8px;height:100%;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
a.subpage-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary-200);}
.subpage-card h3{font-size:17px;}
.subpage-card p{font-size:var(--fs-sm);color:var(--text-secondary);flex:1;}
.subpage-card .go{font-size:var(--fs-xs);font-weight:600;color:var(--primary-dark);display:inline-flex;align-items:center;gap:6px;}
.subpage-card .go .arrow{transition:transform .2s ease;}
a.subpage-card:hover .go .arrow{transform:translateX(3px);}
.subpage-card.is-pending{background:var(--bg-page);border-style:dashed;box-shadow:none;}
.subpage-card.is-pending h3{color:var(--text-secondary);}
.subpage-card.is-pending p{color:var(--text-muted);}
.subpage-card.is-pending .go{color:var(--text-muted);}

/* FAQ 折叠面板（原生 details，与 FAQPage 结构化数据同源） */
.faq{display:grid;gap:12px;max-width:860px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-size:15px;font-weight:600;color:var(--text-primary);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";flex:0 0 auto;font-size:20px;font-weight:400;line-height:1;color:var(--primary);}
.faq-item[open] summary::after{content:"−";}
.faq-item[open] summary{border-bottom:1px solid var(--border-light);}
.faq-item .faq-a{padding:16px 22px 20px;font-size:var(--fs-sm);color:var(--text-secondary);}

/* 相关链接 */
.related-links{display:flex;flex-wrap:wrap;gap:10px 18px;justify-content:center;align-items:center;font-size:var(--fs-sm);color:var(--text-muted);}
.related-links a{color:var(--primary-dark);font-weight:600;}

/* 普通页面正文（the_content 输出） */
.entry-content{max-width:860px;}
.entry-content h2{font-size:clamp(20px,1.6vw + 10px,28px);margin:28px 0 12px;}
.entry-content h3{font-size:var(--fs-h3);margin:24px 0 10px;}
.entry-content p{margin:12px 0;}
.entry-content ul{list-style:disc;padding-left:22px;margin:12px 0;}
.entry-content ol{list-style:decimal;padding-left:22px;margin:12px 0;}
.entry-content li{margin:6px 0;}
.entry-content a{color:var(--primary-dark);font-weight:600;}
.entry-content img{border-radius:var(--radius-md);margin:16px 0;}
.entry-content blockquote{
  border-left:3px solid var(--primary-200);background:var(--primary-50);
  padding:12px 18px;border-radius:0 var(--radius-md) var(--radius-md) 0;margin:16px 0;
}

/* ===================== 动画 ===================== */
@keyframes klk-breathe{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.8);}}
@keyframes klk-float{0%,100%{transform:translateY(0);}50%{transform:translateY(-10px);}}
@keyframes klk-fadeUp{from{opacity:0;transform:translateY(18px);}to{opacity:1;transform:none;}}
.reveal{opacity:0;transform:translateY(18px);}
.reveal.is-in{animation:klk-fadeUp .6s cubic-bezier(.22,.61,.36,1) forwards;}
.floaty{animation:klk-float 6s ease-in-out infinite;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;animation:none;}
  .floaty{animation:none;}
  html{scroll-behavior:auto;}
}

/* ===================== 响应式 ===================== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero{text-align:center;}
  .hero .lead{margin:0 auto;}
  .hero-actions{justify-content:center;}
  .hero-note{justify-content:center;}
  .hero-panel{max-width:560px;margin:0 auto;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .tech-grid{grid-template-columns:repeat(2,1fr);}
  .cert-grid{grid-template-columns:repeat(2,1fr);}
  .subpage-grid{grid-template-columns:repeat(2,1fr);}
  .footer .fg{grid-template-columns:1fr 1fr;gap:28px;}
  .adv-row,.about-block{grid-template-columns:1fr;}
  .adv-row.reverse .adv-visual{order:0;}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px 20px;}
  .step:not(:last-child)::after{display:none;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .nav-toggle{display:flex;}
  .nav-actions .btn{display:none;}
  .menu{
    position:absolute;top:var(--header-h);left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;border-bottom:1px solid var(--border);box-shadow:var(--shadow-md);
    padding:12px 18px 18px;display:none;
  }
  .menu.is-open{display:flex;}
  .menu a{padding:12px 10px;font-size:16px;}
  .menu a.is-active::after{display:none;}
  .menu .btn{display:inline-flex;margin-top:8px;}
.menu .only-mobile{display:block;}
.menu .only-mobile .btn{width:100%;}
  .grid-2,.grid-3,.grid-4,.grid-6{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .subpage-grid{grid-template-columns:1fr;}
  .stats-card{grid-template-columns:repeat(2,1fr);gap:22px 12px;}
  .stat:nth-child(3)::before{display:none;}
  .stat + .stat::before{left:-6px;}
  .contact-grid{grid-template-columns:1fr;}
  .footer .fg{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .cta{padding:34px 20px;}
  .footer-bottom{justify-content:center;text-align:center;}
}
@media (max-width:480px){
  .stats-card{grid-template-columns:1fr;}
  .stat + .stat::before{display:none;}
  .btn{width:100%;}
  .hero-actions{gap:10px;}
}

/* ===================== WordPress 菜单当前项高亮 ===================== */
/* 原站用 .is-active（JS 判定）；WP 菜单自动输出 .current-menu-item，这里补齐高亮 */
.menu li.current-menu-item > a,
.menu li.current-menu-ancestor > a{color:var(--primary-dark);font-weight:600;}
.menu li.current-menu-item > a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--brand-grad);
}

/* ===================== 案例录音试听（cases 区块，用于移动业务页） ===================== */
.case-list{
  display:grid;grid-template-columns:1fr;gap:16px;
  max-width:900px;margin:0 auto;align-items:start;
}
.case-item{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:20px 22px;box-shadow:var(--shadow-sm);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.case-item:hover{border-color:var(--primary-200);box-shadow:var(--shadow-md);}
.case-item__head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:14px;}
.case-tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--primary-100);color:var(--primary-dark);
  font-size:var(--fs-xs);font-weight:700;letter-spacing:.02em;white-space:nowrap;
}
.case-who{font-size:var(--fs-xs);color:var(--text-muted);}

/* —— 播放器 —— */
.case-player{display:flex;align-items:center;gap:14px;}
.case-player audio{display:none;}
.case-player__btn{
  flex:0 0 auto;width:48px;height:48px;border-radius:50%;border:0;cursor:pointer;padding:0;
  background:var(--brand-grad);color:var(--text-inverse);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-brand);
  transition:transform .2s ease,box-shadow .2s ease;
}
.case-player__btn:hover{transform:scale(1.06);}
.case-player__btn:active{transform:scale(.95);}
.case-player__btn:focus-visible{outline:3px solid var(--primary-200);outline-offset:2px;}
.case-player__btn svg{width:22px;height:22px;fill:currentColor;display:block;}
.case-player__btn .i-pause{display:none;}
.case-player.is-playing .case-player__btn .i-play{display:none;}
.case-player.is-playing .case-player__btn .i-pause{display:block;}

.case-player__track{
  position:relative;flex:1 1 auto;height:8px;border-radius:999px;
  background:var(--border);cursor:pointer;
}
.case-player__fill{
  position:absolute;left:0;top:0;bottom:0;width:0;
  border-radius:999px;background:var(--brand-grad-soft);
}
.case-player__dot{
  position:absolute;top:50%;left:0;width:14px;height:14px;margin:-7px 0 0 -7px;border-radius:50%;
  background:var(--bg-card);border:3px solid var(--primary);
  opacity:0;transition:opacity .2s ease;pointer-events:none;
}
.case-player:hover .case-player__dot,
.case-player.is-playing .case-player__dot{opacity:1;}
.case-player__track:focus-visible{outline:2px solid var(--primary);outline-offset:4px;}
.case-player__time{
  flex:0 0 auto;min-width:84px;text-align:right;
  font-size:var(--fs-xs);color:var(--text-muted);
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}

/* —— 要点 + 合规说明 —— */
.case-points{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:8px;}
.case-points li{
  position:relative;padding-left:20px;
  font-size:var(--fs-sm);color:var(--text-secondary);line-height:1.7;
}
.case-points li::before{
  content:"";position:absolute;left:4px;top:9px;width:6px;height:6px;border-radius:50%;
  background:var(--brand-grad-soft);
}
.case-desc{
  margin:12px 0 0;font-size:var(--fs-sm);color:var(--text-secondary);line-height:1.75;
}
.case-note{
  max-width:900px;margin:18px auto 0;text-align:center;
  font-size:var(--fs-xs);color:var(--text-muted);line-height:1.7;
}

/* —— 按业务场景筛选（12 类）—— */
.case-filter{
  display:flex;flex-wrap:wrap;gap:8px;justify-content:center;
  max-width:900px;margin:0 auto 24px;
}
.case-filter__btn{
  appearance:none;-webkit-appearance:none;
  border:1px solid var(--border);background:var(--bg-card);color:var(--text-secondary);
  height:34px;padding:0 15px;border-radius:999px;cursor:pointer;
  font-family:inherit;font-size:var(--fs-sm);font-weight:600;
  transition:border-color .2s ease,color .2s ease,background .2s ease,box-shadow .2s ease;
}
.case-filter__btn:hover{border-color:var(--primary-200);color:var(--primary-dark);}
.case-filter__btn:focus-visible{outline:3px solid var(--primary-200);outline-offset:2px;}
.case-filter__btn.is-active{
  background:var(--brand-grad);border-color:transparent;color:var(--text-inverse);
  box-shadow:var(--shadow-brand);
}
.case-item[hidden]{display:none;}
.case-list--grid[data-case-list]{max-width:1160px;}
.case-empty{
  display:none;margin:0;padding:26px 20px;text-align:center;
  background:var(--bg-card);border:1px dashed var(--border);border-radius:var(--radius-lg);
  font-size:var(--fs-sm);color:var(--text-muted);
}
.case-empty.is-shown{display:block;}

/* —— 「全部场景」折叠 / 展开 —— */
.case-more{display:flex;justify-content:center;margin-top:22px;}
.case-more[hidden],.case-more [hidden]{display:none;}
.case-more__btn{
  appearance:none;-webkit-appearance:none;cursor:pointer;font-family:inherit;
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding:0 22px;border-radius:999px;
  border:1px solid var(--primary-200);background:var(--bg-card);color:var(--primary-dark);
  font-size:var(--fs-sm);font-weight:700;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.case-more__btn:hover{border-color:var(--primary);box-shadow:var(--shadow-sm);}
.case-more__btn:focus-visible{outline:3px solid var(--primary-200);outline-offset:2px;}
.case-more__chev{width:16px;height:16px;flex:0 0 auto;fill:currentColor;transition:transform .25s ease;}
.case-more__btn.is-open .case-more__chev{transform:rotate(180deg);}

/* —— 场景页精简录音卡（cases 区块 compact 模式：只留标签 + 播放器）—— */
.case-item--compact{padding:18px 20px;}
.case-item--compact .case-item__head{margin-bottom:12px;}
.case-item--compact .case-player{gap:12px;}
.case-item--compact .case-player__btn{width:42px;height:42px;}
.case-item--compact .case-player__btn svg{width:19px;height:19px;}
.case-item--compact .case-player__time{min-width:72px;}

/* —— 场景页横向内链（11 个场景互链，也便于搜索引擎走完整个栏目）—— */
.scene-links{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:center;align-items:center;
  max-width:980px;margin:0 auto 20px;
}
.scene-links__label{font-size:var(--fs-sm);color:var(--text-muted);}
.scene-links a{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  border:1px solid var(--border);background:var(--bg-card);
  font-size:var(--fs-xs);font-weight:600;color:var(--text-secondary);
  transition:border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.scene-links a:hover{border-color:var(--primary-200);color:var(--primary-dark);box-shadow:var(--shadow-sm);}

/* —— 多条录音：宽屏三列 / 平板两列 / 手机单列 —— */
@media (min-width:780px){
  .case-list--grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .case-list--grid .case-item{padding:18px 20px;}
  .case-list--grid .case-player{gap:12px;}
  .case-list--grid .case-player__btn{width:42px;height:42px;}
  .case-list--grid .case-player__btn svg{width:19px;height:19px;}
  .case-list--grid .case-player__time{min-width:72px;}
}
@media (min-width:1080px){
  .case-list--grid{grid-template-columns:repeat(3,minmax(0,1fr));}
}

@media (max-width:768px){
  .case-item{padding:16px 16px 18px;}
  .case-player{gap:11px;}
  .case-player__btn{width:42px;height:42px;}
  .case-player__btn svg{width:19px;height:19px;}
  .case-player__time{min-width:74px;}
  .case-note{text-align:left;}
  .case-filter{gap:7px;margin-bottom:18px;}
  .case-filter__btn{height:32px;padding:0 13px;font-size:var(--fs-xs);}
  .case-more{margin-top:18px;}
  .case-more__btn{height:38px;padding:0 18px;font-size:var(--fs-xs);}
}