/* ============================================================
   上海佩宁集成电路设计有限公司 官网样式
   风格：IC 设计公司 深空紫蓝 + 电光紫 + 琥珀铜 + 冷光青
   ============================================================ */

:root{
  /* 核心品牌色 */
  --primary: #5B5FEF;        /* 电光靛紫（主色） */
  --primary-d:#4A4ED1;        /* 主色加深 */
  --primary-l:#7A7CFF;        /* 主色提亮 */
  --accent:  #F0A63C;         /* 琥珀铜（点缀/强调） */
  --accent-d:#D08B26;
  --cyan:    #2EC4D9;         /* 冷光青（信号/接口） */
  --mint:    #4DD0B8;         /* 薄荷绿（成功/通过） */

  /* 深空层级 */
  --bg-deep:    #060818;      /* 最深背景 (hero) */
  --bg-navy:    #0D1220;      /* 次深背景 (navy section) */
  --bg-soft:    #14182B;      /* 卡片深底 */
  --bg-card:    #1A1F35;      /* 卡片底 */
  --border:     rgba(122,124,255,.22);
  --border-soft:rgba(122,124,255,.12);

  /* 浅底 */
  --bg-light:   #F6F8FB;
  --bg-card-light:#FFFFFF;
  --txt-light:  #1A1A2E;
  --txt-soft:   #4A5568;
  --txt-mute:   #7A8194;
  --border-light:#E5E9F2;

  /* 文本 */
  --txt:       #E8EAF6;       /* 深底文本 */
  --txt-mute-d:#9AA1BB;

  /* 字体 */
  --f-serif:  Georgia, "Times New Roman", serif;
  --f-sans:   "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --f-mono:   "JetBrains Mono", "Consolas", "SF Mono", Menlo, monospace;

  /* 尺寸 */
  --wrap: 1280px;
  --gutter: 24px;
  --r-sm: 6px;
  --r:    12px;
  --r-lg: 20px;
  --shadow-s:0 6px 18px rgba(8,10,30,.06);
  --shadow-m:0 16px 40px rgba(8,10,30,.10);
  --shadow-g:0 24px 60px rgba(91,95,239,.25);
}

/* ============== Reset ============== */
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--f-sans);
  color:var(--txt-light);
  background:#FFFFFF;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:600;line-height:1.25}
p{margin:0}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.section{padding:96px 0;position:relative}
.section-tight{padding:72px 0;position:relative}
.section-title{
  font-family:var(--f-serif);
  font-size:38px;
  letter-spacing:.5px;
  color:var(--txt-light);
  margin-bottom:12px;
}
.section-sub{
  font-size:15px;
  color:var(--txt-soft);
  margin-bottom:48px;
  max-width:760px;
}
.section-title-light{
  color:#fff;
}
.eyebrow{
  display:inline-block;
  font-family:var(--f-mono);
  font-size:12px;
  letter-spacing:3px;
  text-transform:uppercase;
  color:var(--primary);
  padding:6px 14px;
  border:1px solid var(--border);
  border-radius:999px;
  background:rgba(91,95,239,.06);
  margin-bottom:18px;
}
.eyebrow-light{
  color:var(--accent);
  border-color:rgba(240,166,60,.35);
  background:rgba(240,166,60,.08);
}

/* ============== Header ============== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(13,18,32,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border-soft);
  transition:background .3s ease;
}
.site-header.is-scrolled{
  background:rgba(13,18,32,.95);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand-mark{
  width:38px;height:38px;
  border-radius:10px;
  display:grid;place-items:center;
  background:rgba(91,95,239,.1);
  border:1px solid rgba(122,124,255,.22);
  box-shadow:0 6px 18px rgba(91,95,239,.18);
  flex:none;
  transition:transform .25s ease, box-shadow .25s ease;
}
.brand:hover .brand-mark{
  transform:translateY(-1px);
  box-shadow:0 8px 22px rgba(91,95,239,.32);
}
.brand-mark svg{width:26px;height:26px;display:block}
.brand-name{
  font-family:var(--f-serif);
  font-size:18px;font-weight:600;color:#fff;
  line-height:1.1;
}
.brand-en{
  font-family:var(--f-mono);
  font-size:10px;letter-spacing:1.4px;color:var(--primary-l);
  text-transform:uppercase;
}
.nav{display:flex;align-items:center;gap:4px}
.nav a{
  padding:9px 16px;color:var(--txt-mute-d);
  font-size:14.5px;font-weight:500;
  border-radius:8px;
  transition:all .2s ease;
  position:relative;
}
.nav a:hover{color:#fff;background:rgba(122,124,255,.08)}
.nav a.is-active{color:#fff}
.nav a.is-active::after{
  content:"";position:absolute;bottom:-22px;left:16px;right:16px;height:2px;
  background:var(--primary);
}
.nav-cta{
  margin-left:14px;
  padding:10px 22px !important;
  background:linear-gradient(135deg,var(--primary),var(--primary-d))!important;
  color:#fff !important;border-radius:8px;
  box-shadow:0 4px 12px rgba(91,95,239,.35);
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(91,95,239,.45)}
.menu-toggle{display:none;width:38px;height:38px;align-items:center;justify-content:center;color:#fff}

/* ============== Buttons ============== */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 28px;
  border-radius:8px;
  font-size:14.5px;font-weight:600;
  transition:all .25s ease;
  cursor:pointer;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-d));
  color:#fff;
  box-shadow:0 8px 22px rgba(91,95,239,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(91,95,239,.45)}
.btn-ghost{
  background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4);
}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-light{
  background:#fff;color:var(--primary);
  box-shadow:var(--shadow-s);
}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-m)}

/* ============== Hero ============== */
.hero{
  position:relative;
  min-height:760px;
  background:radial-gradient(ellipse at 30% 20%, rgba(91,95,239,.25) 0%,transparent 55%),
             radial-gradient(ellipse at 80% 70%, rgba(46,196,217,.18) 0%,transparent 55%),
             linear-gradient(180deg,var(--bg-deep) 0%,var(--bg-navy) 100%);
  color:#fff;
  padding:160px 0 96px;
  overflow:hidden;
  display:flex;align-items:center;
}
.hero-circuit{position:absolute;inset:0;pointer-events:none;opacity:.55}
.hero-grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(122,124,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(122,124,255,.06) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at center, #000 30%, transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at center, #000 30%, transparent 75%);
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center;
  width:100%;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--f-mono);font-size:12px;letter-spacing:3px;
  color:var(--accent);text-transform:uppercase;
  padding:7px 14px;
  border:1px solid rgba(240,166,60,.32);
  border-radius:999px;
  background:rgba(240,166,60,.08);
  margin-bottom:28px;
}
.hero-eyebrow::before{
  content:"";width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 12px var(--accent);
}
.hero-title{
  font-family:var(--f-serif);
  font-size:64px;line-height:1.08;
  font-weight:600;letter-spacing:-1px;
  margin-bottom:24px;
}
.hero-title .accent{
  background:linear-gradient(120deg,var(--primary-l) 0%,var(--cyan) 60%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-en{font-family:var(--f-mono);font-size:14px;letter-spacing:1.4px;color:var(--txt-mute-d);margin-bottom:36px;text-transform:uppercase}
.hero-sub{font-size:17px;line-height:1.7;color:var(--txt-mute-d);max-width:520px;margin-bottom:40px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:48px}
.hero-meta{display:flex;gap:32px;font-family:var(--f-mono);font-size:13px;color:var(--txt-mute-d)}
.hero-meta div{display:flex;align-items:center;gap:8px}
.hero-meta i{width:18px;height:18px;background:var(--primary);opacity:.5;border-radius:50%}

/* hero 右侧 - 芯片可视化 */
.hero-visual{
  position:relative;
  height:480px;
  display:flex;align-items:center;justify-content:center;
}
.chip-art{
  width:380px;height:380px;
  position:relative;
  animation:float 6s ease-in-out infinite;
}
.chip-art svg{width:100%;height:100%}
.chip-bullets{
  position:absolute;inset:0;
}
.chip-bullet{
  position:absolute;
  background:rgba(91,95,239,.12);
  border:1px solid var(--border);
  backdrop-filter:blur(8px);
  border-radius:10px;
  padding:10px 14px;
  font-family:var(--f-mono);font-size:12px;color:#fff;
  white-space:nowrap;
}
.chip-bullet i{color:var(--accent);font-style:normal;margin-right:6px}
.cb-1{top:6%;left:-8%;animation:float-slow 8s ease-in-out infinite}
.cb-2{top:18%;right:-12%;animation:float-slow 9s ease-in-out infinite 1s}
.cb-3{bottom:22%;left:-14%;animation:float-slow 7s ease-in-out infinite 2s}
.cb-4{bottom:6%;right:-6%;animation:float-slow 8s ease-in-out infinite 1.5s}

@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@keyframes float-slow{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ============== Hero stats ============== */
.hero-stats{
  background:#fff;
  border-top:1px solid var(--border-light);
  border-bottom:1px solid var(--border-light);
  padding:36px 0;
}
.hero-stats .wrap{
  display:grid;grid-template-columns:repeat(5,1fr);gap:24px;
}
.stat{text-align:center;border-right:1px solid var(--border-light);padding:0 8px}
.stat:last-child{border-right:0}
.stat-num{
  font-family:var(--f-serif);
  font-size:46px;font-weight:600;
  color:var(--primary);
  line-height:1;
}
.stat-num .u{font-size:24px;color:var(--primary-d)}
.stat-label{font-size:13.5px;color:var(--txt-soft);margin-top:6px;letter-spacing:.3px}

/* ============== Three pillars 三位一体 ============== */
.pillars{
  background:var(--bg-light);
}
.pillar-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.pillar-card{
  background:#fff;
  border-radius:var(--r-lg);
  padding:40px 32px;
  box-shadow:var(--shadow-s);
  transition:all .3s ease;
  position:relative;overflow:hidden;
}
.pillar-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-m)}
.pillar-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--primary),var(--cyan));
  transform:scaleX(0);transform-origin:left;
  transition:transform .4s ease;
}
.pillar-card:hover::before{transform:scaleX(1)}
.pillar-no{
  font-family:var(--f-mono);font-size:13px;letter-spacing:2px;
  color:var(--primary);margin-bottom:24px;
}
.pillar-icon{
  width:60px;height:60px;
  background:linear-gradient(135deg,var(--primary),var(--cyan));
  border-radius:14px;
  display:grid;place-items:center;
  margin-bottom:24px;
  box-shadow:0 8px 18px rgba(91,95,239,.3);
}
.pillar-icon svg{width:30px;height:30px;color:#fff}
.pillar-title{
  font-family:var(--f-serif);
  font-size:24px;
  color:var(--txt-light);
  margin-bottom:4px;
}
.pillar-en{font-family:var(--f-mono);font-size:11.5px;letter-spacing:1.3px;color:var(--txt-mute);text-transform:uppercase;margin-bottom:18px}
.pillar-list{display:flex;flex-direction:column;gap:10px;font-size:14.5px;color:var(--txt-soft)}
.pillar-list li{display:flex;gap:10px;align-items:flex-start}
.pillar-list li::before{
  content:"";flex:none;
  width:6px;height:6px;border-radius:50%;
  background:var(--primary);margin-top:9px;
}

/* ============== IP matrix ============== */
.ip-matrix{background:#fff}
.ip-tabs{
  display:flex;gap:8px;flex-wrap:wrap;
  margin-bottom:32px;border-bottom:1px solid var(--border-light);padding-bottom:0;
}
.ip-tab{
  padding:14px 22px;
  font-size:15px;font-weight:500;color:var(--txt-soft);
  border-radius:8px 8px 0 0;
  border-bottom:3px solid transparent;
  margin-bottom:-1px;
  transition:all .2s ease;
}
.ip-tab:hover{color:var(--primary)}
.ip-tab.is-active{
  color:var(--primary);
  border-bottom-color:var(--primary);
  background:rgba(91,95,239,.04);
}
.ip-pane{display:none;animation:fade-up .5s ease}
.ip-pane.is-active{display:block}
@keyframes fade-up{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

.ip-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
}
.ip-item{
  background:#fff;
  border:1px solid var(--border-light);
  border-left:3px solid var(--primary);
  padding:22px 22px;
  border-radius:8px;
  transition:all .2s ease;
}
.ip-item:hover{border-color:var(--primary);box-shadow:var(--shadow-s);transform:translateX(2px)}
.ip-item h4{font-size:15px;color:var(--txt-light);margin-bottom:6px}
.ip-item p{font-family:var(--f-mono);font-size:12px;color:var(--txt-mute);margin:0}

/* ============== section-navy 重做：客户构成 + 为什么选择 ============== */
.section-navy{
  position:relative;
  background:
    radial-gradient(ellipse at 18% 20%, rgba(91,95,239,.22) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 80%, rgba(46,196,217,.15) 0%, transparent 50%),
    linear-gradient(160deg, #060818 0%, var(--bg-navy) 50%, #0a1228 100%);
  color:#fff;
  padding:110px 0;
  overflow:hidden;
}
.section-navy::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(122,130,255,.18) 1px, transparent 0);
  background-size:32px 32px;
  opacity:.7;
  mask-image:radial-gradient(ellipse at center, #000 20%, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse at center, #000 20%, transparent 80%);
}
.section-navy::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(122,124,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(122,124,255,.06) 1px, transparent 1px);
  background-size:80px 80px;
  mask-image:linear-gradient(180deg, transparent 0%, #000 30%, #000 70%, transparent 100%);
  -webkit-mask-image:linear-gradient(180deg, transparent 0%, #000 30%, #000 70%, transparent 100%);
}
.section-navy .wrap{position:relative;z-index:2}

.navy-head{
  text-align:center;
  max-width:760px;margin:0 auto 60px;
}
.navy-head h2{
  font-family:var(--f-serif);
  font-size:46px;
  letter-spacing:.5px;
  margin-bottom:14px;
}
.navy-head .lede{
  font-size:17px;
  color:var(--txt-mute-d);
  line-height:1.7;
}

/* 左右两栏 */
.navy-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:40px;
  align-items:stretch;
}
/* 左：客户构成 */
.customer-card{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(122,124,255,.18);
  border-radius:var(--r-lg);
  padding:36px 32px;
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.customer-card .panel-h{
  display:flex;align-items:baseline;gap:14px;
  margin-bottom:28px;
}
.customer-card .panel-h h3{
  font-family:var(--f-serif);
  font-size:24px;color:#fff;
}
.customer-card .panel-h .tag{
  font-family:var(--f-mono);font-size:11px;letter-spacing:1.5px;
  color:var(--accent);text-transform:uppercase;
  padding:3px 9px;border-radius:4px;
  background:rgba(240,166,60,.12);border:1px solid rgba(240,166,60,.3);
}
.cust-list{display:flex;flex-direction:column;gap:18px}
.cust-row{
  display:grid;
  grid-template-columns:140px 1fr 56px;
  gap:18px;align-items:center;
}
.cust-name{
  font-size:14.5px;color:#fff;font-weight:500;
}
.cust-bar{
  height:8px;background:rgba(255,255,255,.06);
  border-radius:4px;overflow:hidden;position:relative;
}
.cust-bar i{
  display:block;height:100%;
  background:linear-gradient(90deg, var(--primary-l), var(--cyan));
  width:0;
  transition:width 1.4s cubic-bezier(.2,.8,.2,1);
  border-radius:4px;
  position:relative;
}
.cust-bar i::after{
  content:"";position:absolute;right:0;top:50%;
  width:6px;height:6px;border-radius:50%;
  background:var(--accent);transform:translateY(-50%);
  box-shadow:0 0 12px var(--accent);
}
.cust-pct{
  font-family:var(--f-mono);
  font-size:15px;color:var(--accent);
  font-weight:600;text-align:right;
}
.cust-desc{
  grid-column:2/-1;
  font-size:12px;color:var(--txt-mute-d);
  margin-top:-10px;line-height:1.5;
}
.cust-summary{
  margin-top:32px;padding-top:24px;border-top:1px solid rgba(122,124,255,.16);
  display:grid;grid-template-columns:repeat(3,1fr);gap:12px;
}
.cust-summary .item{text-align:center}
.cust-summary .v{
  font-family:var(--f-serif);
  font-size:32px;color:#fff;line-height:1;
}
.cust-summary .l{font-size:11.5px;color:var(--txt-mute-d);margin-top:6px;letter-spacing:.3px}

/* 右：为什么选择 */
.why-card{
  background:linear-gradient(160deg, rgba(91,95,239,.12) 0%, rgba(46,196,217,.05) 100%);
  border:1px solid rgba(122,124,255,.25);
  border-radius:var(--r-lg);
  padding:36px 32px;
  position:relative;
  overflow:hidden;
}
.why-card::before{
  content:"";position:absolute;top:-80px;right:-80px;
  width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle, rgba(240,166,60,.18) 0%, transparent 70%);
  filter:blur(20px);pointer-events:none;
}
.why-card .panel-h{
  display:flex;align-items:baseline;gap:14px;
  margin-bottom:28px;position:relative;
}
.why-card .panel-h h3{
  font-family:var(--f-serif);
  font-size:24px;color:#fff;
}
.why-card .panel-h .tag{
  font-family:var(--f-mono);font-size:11px;letter-spacing:1.5px;
  color:var(--cyan);text-transform:uppercase;
  padding:3px 9px;border-radius:4px;
  background:rgba(46,196,217,.12);border:1px solid rgba(46,196,217,.3);
}
.why-list{
  display:grid;grid-template-columns:1fr 1fr;gap:14px;
  position:relative;
}
.why-item{
  display:flex;gap:12px;align-items:flex-start;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(122,124,255,.14);
  border-radius:10px;
  padding:14px 14px;
  transition:all .25s ease;
}
.why-item:hover{
  background:rgba(91,95,239,.1);
  border-color:rgba(122,124,255,.35);
  transform:translateY(-2px);
}
.why-icon{
  flex:none;
  width:32px;height:32px;
  background:linear-gradient(135deg, var(--primary), var(--primary-d));
  border-radius:8px;
  display:grid;place-items:center;
  color:#fff;
  box-shadow:0 4px 10px rgba(91,95,239,.4);
}
.why-icon svg{width:16px;height:16px}
.why-text{
  font-size:13.5px;color:#fff;line-height:1.5;
}
.why-text .ttl{
  display:block;font-weight:600;margin-bottom:2px;
}
.why-text .dsc{
  font-size:11.5px;color:var(--txt-mute-d);
}

/* ============== CTA ============== */
.section-cta{
  background:#fff;
  padding:100px 0;
  text-align:center;
}
.cta-inner{
  background:linear-gradient(135deg, var(--primary) 0%, var(--primary-d) 60%, #2B2FAC 100%);
  border-radius:24px;
  padding:60px 48px;
  color:#fff;
  position:relative;
  overflow:hidden;
  box-shadow:0 24px 60px rgba(91,95,239,.35);
}
.cta-inner::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size:36px 36px;
  mask-image:radial-gradient(ellipse at center, #000 0%, transparent 80%);
  opacity:.6;
}
.cta-inner h3{
  font-family:var(--f-serif);
  font-size:34px;position:relative;
  margin-bottom:14px;
}
.cta-inner p{font-size:16px;color:rgba(255,255,255,.85);position:relative;margin-bottom:32px}
.cta-inner .btn{position:relative}
.cta-inner .btn-ghost-bright{
  background:#fff;color:var(--primary);
  border:0;
}

/* ============== Footer ============== */
.site-footer{
  background:var(--bg-deep);
  color:var(--txt-mute-d);
  padding:60px 0 24px;
  font-size:13.5px;
}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.06);
}
.foot-brand .brand-name{font-size:20px;color:#fff}
.foot-brand .brand-en{margin-bottom:14px;display:block}
.foot-brand p{font-size:13px;line-height:1.6;color:var(--txt-mute-d)}
.foot-col h5{
  color:#fff;font-family:var(--f-serif);
  font-size:15px;margin-bottom:18px;
}
.foot-col ul{display:flex;flex-direction:column;gap:9px;font-size:13.5px}
.foot-col a{color:var(--txt-mute-d)}
.foot-col a:hover{color:var(--primary-l)}
.foot-bottom{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;
  padding-top:24px;
}
.foot-meta{font-size:12.5px;color:var(--txt-mute-d);display:flex;align-items:center;flex-wrap:wrap}
.foot-meta > a + a, .foot-meta .sep-dot{margin-left:14px}
.foot-meta .sep-dot{margin-right:14px}
.foot-meta a{color:var(--txt-mute-d);transition:color .2s ease}
.foot-meta a:hover{color:var(--primary-l)}
.beian-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 12px;border-radius:6px;
  background:rgba(122,124,255,.06);
  border:1px solid rgba(122,124,255,.12);
  font-family:var(--f-mono);font-size:11.5px;
  color:var(--txt-mute-d);
  transition:all .25s ease;
}
.beian-link:hover{
  background:rgba(122,124,255,.12);
  border-color:rgba(122,124,255,.25);
  color:#fff;
  transform:translateY(-1px);
}
.beian-link .gov-icon{
  width:16px;height:16px;border-radius:4px;
  background:linear-gradient(135deg, #C62828, #8E0000);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:9px;color:#fff;font-weight:700;
  font-family:var(--f-sans);
  flex:none;
  box-shadow:0 1px 3px rgba(0,0,0,.3);
}
.foot-meta .sep-dot{
  width:3px;height:3px;border-radius:50%;
  background:rgba(122,124,255,.4);
  flex:none;
}

/* ============== Page Hero (sub pages) ============== */
.page-hero{
  position:relative;
  padding:140px 0 90px;
  background:radial-gradient(ellipse at 30% 0%, rgba(91,95,239,.2) 0%,transparent 55%),
             linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-navy) 100%);
  color:#fff;
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(122,124,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(122,124,255,.05) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at top, #000 0%, transparent 60%);
  -webkit-mask-image:radial-gradient(ellipse at top, #000 0%, transparent 60%);
}
.page-hero .wrap{position:relative;z-index:2}
.page-breadcrumb{
  font-family:var(--f-mono);font-size:12px;letter-spacing:1.5px;color:var(--txt-mute-d);
  text-transform:uppercase;margin-bottom:18px;
}
.page-breadcrumb a{color:var(--txt-mute-d)}
.page-breadcrumb a:hover{color:var(--primary-l)}
.page-breadcrumb .sep{color:var(--primary);margin:0 6px;opacity:.6}
.page-title{
  font-family:var(--f-serif);
  font-size:54px;letter-spacing:-.5px;
  line-height:1.1;margin-bottom:14px;
}
.page-title .accent{
  background:linear-gradient(120deg,var(--primary-l),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-en{font-family:var(--f-mono);font-size:13px;letter-spacing:2px;color:var(--accent);text-transform:uppercase;margin-bottom:24px}
.page-sub{font-size:17px;color:var(--txt-mute-d);max-width:680px;line-height:1.7}

/* ============== IP Cards (IP page) ============== */
.ip-cat{
  background:#fff;
  border:1px solid var(--border-light);
  border-radius:var(--r-lg);
  overflow:hidden;
  transition:all .3s ease;
  height:100%;
  display:flex;flex-direction:column;
}
.ip-cat:hover{box-shadow:var(--shadow-m);transform:translateY(-4px);border-color:var(--primary)}
.ip-cat-head{
  padding:24px 24px 14px;
  border-bottom:1px solid var(--border-light);
  display:flex;align-items:center;justify-content:space-between;
}
.ip-cat-head h3{
  font-family:var(--f-serif);
  font-size:19px;color:var(--txt-light);
}
.ip-cat-head .count{
  font-family:var(--f-mono);font-size:11.5px;color:var(--accent);
  background:rgba(240,166,60,.1);padding:4px 10px;border-radius:999px;
  border:1px solid rgba(240,166,60,.3);
}
.ip-cat-en{font-size:11.5px;letter-spacing:1.3px;color:var(--txt-mute);text-transform:uppercase;padding:0 24px;margin-top:6px}
.ip-cat-body{padding:20px 24px 26px;flex:1}
.ip-tag-row{
  display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px;
}
.ip-tag{
  font-family:var(--f-mono);font-size:12px;
  background:var(--bg-light);
  color:var(--txt-light);
  padding:5px 11px;border-radius:6px;
  border:1px solid var(--border-light);
}
.ip-tag.primary{background:rgba(91,95,239,.08);color:var(--primary);border-color:rgba(91,95,239,.2)}
.ip-tag.accent{background:rgba(240,166,60,.08);color:var(--accent-d);border-color:rgba(240,166,60,.25)}
.ip-cat-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}

/* ============== IP page: sidebar layout ============== */
.ip-stats-strip{
  background:#fff;border-bottom:1px solid var(--border-light);
  padding:28px 0;
}
.ip-stats-strip .wrap{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.ip-stat{display:flex;align-items:baseline;gap:10px;justify-content:center}
.ip-stat .v{
  font-family:var(--f-serif);font-size:34px;font-weight:600;
  background:linear-gradient(120deg,var(--primary),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  line-height:1;
}
.ip-stat .l{font-size:13px;color:var(--txt-soft)}

.ip-layout{
  display:grid;grid-template-columns:250px 1fr;gap:44px;
  align-items:start;
}
.ip-sidenav{
  position:sticky;top:96px;
  background:#fff;border:1px solid var(--border-light);
  border-radius:var(--r-lg);padding:14px;
  box-shadow:var(--shadow-s);
}
.ip-sidenav .sn-title{
  font-family:var(--f-mono);font-size:11px;letter-spacing:2px;
  color:var(--txt-mute);text-transform:uppercase;
  padding:10px 14px 12px;border-bottom:1px solid var(--border-light);
  margin-bottom:8px;
}
.ip-sidenav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 14px;border-radius:10px;
  font-size:14px;color:var(--txt-soft);font-weight:500;
  transition:all .2s ease;position:relative;
}
.ip-sidenav a .cnt{
  font-family:var(--f-mono);font-size:11px;color:var(--txt-mute);
  background:var(--bg-light);padding:2px 8px;border-radius:99px;
  transition:all .2s ease;
}
.ip-sidenav a:hover{background:var(--bg-light);color:var(--txt-light)}
.ip-sidenav a.is-active{
  background:linear-gradient(120deg,rgba(91,95,239,.1),rgba(46,196,217,.08));
  color:var(--primary);font-weight:600;
}
.ip-sidenav a.is-active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;
  border-radius:3px;background:linear-gradient(180deg,var(--primary),var(--cyan));
}
.ip-sidenav a.is-active .cnt{background:var(--primary);color:#fff}

.ip-section{
  background:#fff;border:1px solid var(--border-light);
  border-radius:var(--r-lg);margin-bottom:32px;
  overflow:hidden;scroll-margin-top:96px;
  transition:box-shadow .3s ease;
}
.ip-section:hover{box-shadow:var(--shadow-m)}
.ip-sec-head{
  display:flex;align-items:center;gap:18px;
  padding:26px 30px;
  background:linear-gradient(120deg,rgba(91,95,239,.05),rgba(46,196,217,.03));
  border-bottom:1px solid var(--border-light);
}
.ip-sec-icon{
  flex:none;width:52px;height:52px;border-radius:14px;
  background:linear-gradient(135deg,var(--primary),var(--cyan));
  display:grid;place-items:center;color:#fff;
  box-shadow:0 8px 18px rgba(91,95,239,.3);
}
.ip-sec-icon svg{width:26px;height:26px}
.ip-sec-head .tt{flex:1;min-width:0}
.ip-sec-head h3{font-family:var(--f-serif);font-size:21px;color:var(--txt-light)}
.ip-sec-head .en{
  font-family:var(--f-mono);font-size:11px;letter-spacing:1.4px;
  color:var(--txt-mute);text-transform:uppercase;margin-top:2px;
}
.ip-sec-head .cnt{
  flex:none;font-family:var(--f-mono);font-size:13px;font-weight:600;
  color:var(--accent-d);background:rgba(240,166,60,.1);
  border:1px solid rgba(240,166,60,.3);
  padding:6px 14px;border-radius:99px;
}
.ip-sec-body{padding:26px 30px 30px}
.ip-sec-desc{font-size:13.5px;color:var(--txt-soft);margin-bottom:18px;line-height:1.6}

.ip-sub{
  font-family:var(--f-serif);font-size:15px;color:var(--txt-light);
  margin:22px 0 12px;display:flex;align-items:center;gap:10px;
}
.ip-sub:first-child{margin-top:0}
.ip-sub::before{
  content:"";width:4px;height:14px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),var(--cyan));
}
.ip-sub .sub-cnt{
  font-family:var(--f-mono);font-size:11px;color:var(--txt-mute);
  font-weight:400;
}

.ip-items{
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;
}
.ip-items.cols-3{grid-template-columns:repeat(3,1fr)}
.ip-items.cols-2{grid-template-columns:repeat(2,1fr)}
.ip-entry{
  border:1px solid var(--border-light);border-radius:10px;
  padding:13px 14px;background:#fff;
  transition:all .22s ease;position:relative;overflow:hidden;
}
.ip-entry::after{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--primary),var(--cyan));
  opacity:0;transition:opacity .22s ease;
}
.ip-entry:hover{
  border-color:rgba(91,95,239,.4);
  background:linear-gradient(120deg,rgba(91,95,239,.05),rgba(46,196,217,.03));
  transform:translateY(-2px);
  box-shadow:0 8px 18px rgba(91,95,239,.12);
}
.ip-entry:hover::after{opacity:1}
.ip-entry .nm{
  font-family:var(--f-mono);font-size:13.5px;font-weight:600;
  color:var(--primary);letter-spacing:.2px;
  display:flex;align-items:center;justify-content:space-between;gap:8px;
}
.ip-entry .nm .if{
  font-size:10px;font-weight:500;color:var(--txt-mute);
  background:var(--bg-light);padding:2px 7px;border-radius:5px;
  letter-spacing:.5px;flex:none;
}
.ip-entry .ds{font-size:12px;color:var(--txt-soft);margin-top:5px;line-height:1.45}

.ip-note{
  margin-top:20px;padding:16px 18px;border-radius:12px;
  background:linear-gradient(120deg,rgba(240,166,60,.07),rgba(240,166,60,.03));
  border:1px solid rgba(240,166,60,.22);
  display:flex;gap:14px;align-items:flex-start;
}
.ip-note .ic{
  flex:none;width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,var(--accent),#FFC972);
  display:grid;place-items:center;color:#fff;
}
.ip-note .ic svg{width:17px;height:17px}
.ip-note .tt{font-size:13.5px;font-weight:600;color:var(--txt-light);margin-bottom:3px}
.ip-note .dd{font-size:12.5px;color:var(--txt-soft);line-height:1.55}

/* ============== Process timeline ============== */
.process-row{
  display:grid;
  grid-template-columns:repeat(8,1fr);
  gap:0;
  background:#fff;
  border-radius:var(--r-lg);
  border:1px solid var(--border-light);
  overflow:hidden;
  box-shadow:var(--shadow-s);
}
.process-cell{
  padding:24px 18px;
  text-align:center;
  border-right:1px solid var(--border-light);
  position:relative;
}
.process-cell:last-child{border-right:0}
.process-cell::after{
  content:"→";position:absolute;
  right:-10px;top:50%;transform:translateY(-50%);
  color:var(--primary);font-size:14px;z-index:2;
  background:#fff;width:18px;height:18px;
  display:grid;place-items:center;border-radius:50%;
}
.process-cell:last-child::after{display:none}
.process-cell .step-no{
  font-family:var(--f-mono);font-size:11px;color:var(--primary);
  letter-spacing:1.5px;text-transform:uppercase;
}
.process-cell .step-name{
  font-family:var(--f-serif);
  font-size:16px;color:var(--txt-light);font-weight:600;
  margin:6px 0;
}
.process-cell .step-desc{font-size:12px;color:var(--txt-mute);line-height:1.5}

/* ============== Service mode table ============== */
.compare-table{
  background:#fff;border-radius:var(--r-lg);
  border:1px solid var(--border-light);overflow:hidden;
}
.compare-row{
  display:grid;
  grid-template-columns:180px 1.4fr 1.4fr 1fr 1fr;
  font-size:14px;
}
.compare-row + .compare-row{border-top:1px solid var(--border-light)}
.compare-row .cell{padding:18px 20px;border-right:1px solid var(--border-light)}
.compare-row .cell:last-child{border-right:0}
.compare-row.is-head{
  background:linear-gradient(135deg, var(--bg-navy), #1A1F35);color:#fff;
}
.compare-row.is-head .cell{
  font-family:var(--f-serif);font-size:15px;
  font-weight:600;border-right-color:rgba(255,255,255,.08);
}
.compare-row .cell .tag-pill{
  display:inline-block;font-family:var(--f-mono);font-size:11px;
  padding:3px 9px;border-radius:4px;
  background:rgba(91,95,239,.08);color:var(--primary);
  border:1px solid rgba(91,95,239,.2);margin-bottom:4px;
}
.compare-row .cell .row-name{
  font-family:var(--f-serif);font-size:16px;color:var(--txt-light);
  display:block;
}

/* ============== Step cards (Turnkey 6-step) ============== */
.steps-6{
  display:grid;grid-template-columns:repeat(6,1fr);gap:0;
  position:relative;
}
.steps-6::before{
  content:"";position:absolute;left:6%;right:6%;top:54px;
  height:2px;background:linear-gradient(90deg, var(--primary), var(--cyan));
  opacity:.4;
}
.step-6{
  text-align:center;padding:0 8px;position:relative;
}
.step-6 .dot{
  width:54px;height:54px;border-radius:14px;
  background:linear-gradient(135deg, var(--primary), var(--primary-d));
  margin:0 auto 16px;display:grid;place-items:center;
  color:#fff;font-family:var(--f-serif);font-size:20px;font-weight:600;
  position:relative;z-index:2;
  box-shadow:0 8px 22px rgba(91,95,239,.4);
}
.step-6 h5{font-family:var(--f-serif);font-size:16px;color:var(--txt-light);margin-bottom:6px}
.step-6 p{font-size:12.5px;color:var(--txt-soft);line-height:1.5;margin-bottom:4px}

/* ============== Case gallery ============== */
.case-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
}
.case-card{
  background:#fff;border:1px solid var(--border-light);border-radius:var(--r);
  padding:18px 16px;display:flex;flex-direction:column;gap:6px;
  transition:all .25s ease;
}
.case-card:hover{border-color:var(--primary);box-shadow:var(--shadow-s);transform:translateY(-2px)}
.case-card .node{
  font-family:var(--f-mono);font-size:12px;color:var(--accent);font-weight:600;
  letter-spacing:.5px;
}
.case-card .name{font-family:var(--f-serif);font-size:14.5px;color:var(--txt-light)}
.case-card .desc{font-size:12px;color:var(--txt-mute);line-height:1.45}

/* ============== RTL-GDS 5 items ============== */
.five-grid{
  display:grid;grid-template-columns:repeat(5,1fr);gap:14px;
}
.five-card{
  background:#fff;
  border-radius:var(--r);
  padding:22px 18px;
  border:1px solid var(--border-light);
  text-align:center;
  transition:all .25s ease;
}
.five-card:hover{
  border-color:var(--primary);transform:translateY(-3px);
  box-shadow:var(--shadow-s);
}
.five-card .ic{
  width:48px;height:48px;border-radius:12px;
  background:rgba(91,95,239,.1);
  margin:0 auto 14px;
  display:grid;place-items:center;color:var(--primary);
}
.five-card .ic svg{width:24px;height:24px}
.five-card .nm{font-family:var(--f-serif);font-size:15px;color:var(--txt-light);margin-bottom:4px}
.five-card .ds{font-size:12px;color:var(--txt-soft);line-height:1.4}
.five-card .pb{
  font-family:var(--f-mono);font-size:11px;color:var(--accent);
  margin-top:10px;letter-spacing:1px;text-transform:uppercase;
}

/* ============== Tapeout 3 columns ============== */
.tape-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.tape-col{
  background:#fff;
  border-radius:var(--r-lg);border:1px solid var(--border-light);
  padding:32px 28px;
  position:relative;overflow:hidden;
}
.tape-col::before{
  content:"";position:absolute;top:0;left:0;height:4px;width:60px;
  border-radius:0 4px 4px 0;
}
.tape-col.t1::before{background:linear-gradient(90deg, var(--primary), var(--cyan))}
.tape-col.t2::before{background:linear-gradient(90deg, var(--accent), #FFC972)}
.tape-col.t3::before{background:linear-gradient(90deg, var(--mint), #74E2D0)}
.tape-head{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.tape-head .num{
  font-family:var(--f-mono);font-size:11px;color:#fff;
  padding:4px 10px;border-radius:5px;letter-spacing:1.2px;
}
.tape-col.t1 .num{background:var(--primary)}
.tape-col.t2 .num{background:var(--accent)}
.tape-col.t3 .num{background:var(--mint)}
.tape-head h3{font-family:var(--f-serif);font-size:22px;color:var(--txt-light)}
.tape-head .en{font-family:var(--f-mono);font-size:11px;color:var(--txt-mute);text-transform:uppercase;letter-spacing:1.3px}
.tape-list{display:flex;flex-direction:column;gap:11px}
.tape-list li{
  display:flex;align-items:center;gap:10px;
  font-size:14px;color:var(--txt-light);
  padding:10px 12px;background:var(--bg-light);border-radius:6px;
  transition:all .2s ease;
}
.tape-list li:hover{background:rgba(91,95,239,.06);transform:translateX(3px)}
.tape-list li::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);flex:none;
}
.tape-col.t2 li::before{background:var(--accent)}
.tape-col.t3 li::before{background:var(--mint)}

/* ============== Tech process node bar ============== */
.process-bars{
  background:#fff;border-radius:var(--r-lg);
  border:1px solid var(--border-light);
  padding:36px 36px;
}
.process-bar-row{
  display:grid;grid-template-columns:160px 1fr 70px;
  align-items:center;gap:20px;
  margin-bottom:18px;
}
.process-bar-row:last-child{margin-bottom:0}
.pb-label{font-family:var(--f-serif);font-size:16px;color:var(--txt-light)}
.pb-track{
  height:14px;background:var(--bg-light);
  border-radius:8px;overflow:hidden;position:relative;
  border:1px solid var(--border-light);
}
.pb-fill{
  height:100%;width:0;
  background:linear-gradient(90deg, var(--primary-l), var(--cyan));
  border-radius:8px;
  transition:width 1.5s cubic-bezier(.2,.8,.2,1);
}
.pb-pct{font-family:var(--f-mono);font-size:15px;color:var(--accent);font-weight:600;text-align:right}
.process-bars .stat-pill{
  margin-top:30px;padding:20px;
  background:var(--bg-light);border-radius:var(--r);
  display:grid;grid-template-columns:repeat(3,1fr);
  text-align:center;gap:16px;
}
.stat-pill .v{font-family:var(--f-serif);font-size:30px;color:var(--primary)}
.stat-pill .l{font-size:12px;color:var(--txt-soft)}

/* ============== Project-tag cloud ============== */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.tag-cloud .tg{
  padding:11px 22px;font-family:var(--f-serif);font-size:14px;
  background:#fff;border:1px solid var(--border-light);
  border-radius:999px;color:var(--txt-light);
  transition:all .25s ease;
}
.tag-cloud .tg.primary{background:rgba(91,95,239,.08);border-color:rgba(91,95,239,.25);color:var(--primary)}
.tag-cloud .tg.accent{background:rgba(240,166,60,.08);border-color:rgba(240,166,60,.25);color:var(--accent-d)}
.tag-cloud .tg.cyan{background:rgba(46,196,217,.08);border-color:rgba(46,196,217,.25);color:#1B8FA1}
.tag-cloud .tg.mint{background:rgba(77,208,184,.08);border-color:rgba(77,208,184,.25);color:#2A8B7B}
.tag-cloud .tg:hover{transform:translateY(-2px);box-shadow:var(--shadow-s)}

/* ============== Project gallery (新页) ============== */
.proj-mode-card{
  background:#fff;
  border-radius:var(--r-lg);
  padding:40px 36px;
  border:1px solid var(--border-light);
  box-shadow:var(--shadow-s);
  margin-bottom:48px;
}
.proj-mode-card .head{
  display:flex;align-items:flex-start;justify-content:space-between;
  flex-wrap:wrap;gap:16px;margin-bottom:24px;
}
.proj-mode-card .head .num{
  font-family:var(--f-serif);font-size:48px;color:var(--primary);
  line-height:1;background:linear-gradient(135deg, var(--primary), var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.proj-mode-card .head h3{font-family:var(--f-serif);font-size:26px;color:var(--txt-light)}
.proj-mode-card .head .en{font-family:var(--f-mono);font-size:12px;letter-spacing:1.4px;color:var(--txt-mute);text-transform:uppercase}
.proj-mode-card .head p{color:var(--txt-soft);font-size:14.5px;margin-top:8px;max-width:560px}

.proj-photos{
  display:grid;gap:14px;
}
.proj-photos.g-2{grid-template-columns:repeat(2,1fr)}
.proj-photos.g-4{grid-template-columns:repeat(4,1fr)}
.proj-photos.g-3{grid-template-columns:repeat(3,1fr)}

.proj-photo{
  position:relative;
  background:linear-gradient(135deg, var(--bg-light) 0%, #fff 100%);
  border:1px solid var(--border-light);
  border-radius:var(--r);
  overflow:hidden;
  transition:all .3s ease;
}
.proj-photo:hover{
  transform:translateY(-4px) scale(1.005);
  box-shadow:var(--shadow-m);
  border-color:var(--primary);
}
.proj-photo img{
  width:100%;display:block;
  object-fit:contain;max-height:340px;
}
.proj-photo .label{
  position:absolute;left:14px;bottom:14px;
  background:rgba(13,18,32,.85);
  backdrop-filter:blur(8px);
  color:#fff;padding:6px 12px;border-radius:6px;
  font-family:var(--f-mono);font-size:11.5px;letter-spacing:.5px;
}

/* ============== About / 资质 / 联系 ============== */
.qual-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.qual-card{
  background:#fff;
  border-radius:var(--r-lg);
  padding:32px 24px;
  text-align:center;
  border:1px solid var(--border-light);
  transition:all .3s ease;
  position:relative;overflow:hidden;
}
.qual-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:var(--primary)}
.qual-card .ic{
  width:64px;height:64px;border-radius:14px;
  background:linear-gradient(135deg, var(--primary), var(--cyan));
  margin:0 auto 18px;display:grid;place-items:center;
  box-shadow:0 8px 18px rgba(91,95,239,.3);
}
.qual-card .ic svg{width:30px;height:30px;color:#fff}
.qual-card h4{font-family:var(--f-serif);font-size:17px;color:var(--txt-light);margin-bottom:4px}
.qual-card .en{font-family:var(--f-mono);font-size:11px;color:var(--txt-mute);text-transform:uppercase;letter-spacing:1.2px;margin-bottom:10px}
.qual-card p{font-size:13px;color:var(--txt-soft);line-height:1.5}
.qual-card::before{
  content:"";position:absolute;top:-40px;right:-40px;
  width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle, rgba(240,166,60,.18) 0%,transparent 70%);
  opacity:0;transition:opacity .3s ease;
}
.qual-card:hover::before{opacity:1}

.contact-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:32px;
  max-width:1080px;margin:0 auto;
}
.contact-card{
  background:#fff;
  border-radius:var(--r-lg);
  padding:36px;
  border:1px solid var(--border-light);
  box-shadow:var(--shadow-s);
  display:flex;gap:28px;align-items:stretch;
  transition:all .3s ease;
  position:relative;overflow:hidden;
}
.contact-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg, var(--primary), var(--cyan));
  transform:scaleX(0);transform-origin:left;
  transition:transform .4s ease;
}
.contact-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-m);
  border-color:var(--primary);
}
.contact-card:hover::before{transform:scaleX(1)}
.contact-card .qr{
  flex:none;width:180px;
  background:#fff;border-radius:14px;
  border:1px solid var(--border-light);
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;
  padding:10px;
  box-shadow:inset 0 0 0 1px rgba(91,95,239,.06);
  transition:all .3s ease;
}
.contact-card .qr img{
  width:100%;height:100%;object-fit:contain;
  display:block;
}
.contact-card:hover .qr{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(91,95,239,.1), inset 0 0 0 1px rgba(91,95,239,.1);
}
.contact-info{flex:1;min-width:0}
.contact-info h4{
  font-family:var(--f-serif);font-size:24px;color:var(--txt-light);
  margin-bottom:4px;font-weight:600;
}
.contact-info .region{
  display:inline-block;
  font-family:var(--f-mono);font-size:11px;letter-spacing:1.5px;
  color:var(--accent);text-transform:uppercase;
  padding:4px 10px;border-radius:4px;
  background:rgba(240,166,60,.1);
  border:1px solid rgba(240,166,60,.25);
  margin-bottom:20px;
}
.contact-info .row{
  display:flex;gap:14px;align-items:baseline;
  padding:9px 0;font-size:14px;color:var(--txt-light);
  border-bottom:1px dashed var(--border-light);
}
.contact-info .row:last-child{border-bottom:0}
.contact-info .row .lbl{
  flex:none;width:44px;font-size:11.5px;color:var(--txt-mute);
  letter-spacing:.5px;text-transform:uppercase;
  font-family:var(--f-mono);
}
.contact-info .row .val{
  font-family:var(--f-mono);font-size:14.5px;color:var(--primary);
  font-weight:600;letter-spacing:.3px;
  word-break:break-all;overflow-wrap:anywhere;
  line-height:1.4;min-width:0;
}

/* 关于 - 公司概况（简洁专业版） */
.about-header{
  margin-bottom:40px;
}
.about-header .section-title{
  font-size:36px;line-height:1.3;letter-spacing:.2px;
}

.about-grid{
  display:grid;grid-template-columns:1fr 380px;gap:48px;
}

/* 左侧内容 */
.about-content .about-lead{
  font-family:var(--f-serif);font-size:19px;color:var(--txt-light);
  font-weight:500;line-height:1.75;margin-bottom:20px;
  border-left:3px solid var(--accent);padding-left:20px;
}
.about-content .about-desc{
  font-size:15px;color:var(--txt-soft);line-height:1.8;
  margin-bottom:32px;
}

/* 核心要点列表 */
.about-pillars{
  display:flex;flex-direction:column;gap:0;
  border-top:1px solid var(--border-light);
}
.pillar-item{
  display:flex;gap:20px;padding:20px 0;
  border-bottom:1px solid var(--border-light);
  transition:padding-left .25s ease;
}
.pillar-item:hover{padding-left:6px}
.pillar-item:last-child{border-bottom:none}
.pillar-num{
  font-family:var(--f-mono);font-size:13px;font-weight:500;
  color:var(--primary);letter-spacing:1px;
  flex-shrink:0;width:36px;height:36px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(91,95,239,.06);border-radius:8px;
  margin-top:2px;
}
.pillar-info h5{
  font-family:var(--f-serif);font-size:16px;font-weight:600;
  color:var(--txt-light);margin:0 0 6px;
}
.pillar-info p{
  font-size:14px;color:var(--txt-soft);line-height:1.7;margin:0;
}

/* 服务理念 */
.about-quote{
  margin-top:28px;padding:20px 24px;
  background:var(--bg-light);
  border-radius:var(--r);
  border-left:3px solid var(--accent);
}
.about-quote p{
  font-family:var(--f-serif);font-size:15px;color:var(--txt-light);
  line-height:1.8;margin:0;font-style:italic;
}

/* 右侧数据面板 */
.about-panel{
  background:linear-gradient(160deg, #EEF1FB 0%, #F7F9FE 100%);
  border:1px solid rgba(91,95,239,.16);
  border-radius:var(--r-lg);
  padding:32px 28px;
  height:fit-content;
  position:sticky;top:100px;
}
.panel-header{
  margin-bottom:24px;padding-bottom:16px;
  border-bottom:1px solid rgba(91,95,239,.15);
}
.panel-label{
  font-family:var(--f-mono);font-size:11px;letter-spacing:2px;
  color:var(--primary);text-transform:uppercase;
  display:block;margin-bottom:4px;
}
.panel-sub{
  font-size:13px;color:var(--txt-mute);
}

.panel-stats{
  display:grid;grid-template-columns:1fr 1fr;gap:14px;
  margin-bottom:24px;
}
.p-stat{
  background:#fff;
  border:1px solid rgba(91,95,239,.12);
  border-radius:var(--r);
  padding:16px 14px;
  transition:all .25s ease;
}
.p-stat:hover{
  border-color:rgba(91,95,239,.3);
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(91,95,239,.1);
}
.p-value{
  font-family:var(--f-serif);font-size:24px;line-height:1.1;
  font-weight:600;
  background:linear-gradient(120deg,var(--primary),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:5px;
}
.p-label{
  font-size:12px;color:var(--txt-soft);letter-spacing:.2px;
}

.panel-tags{
  display:flex;flex-wrap:wrap;gap:8px;
}
.p-tag{
  font-size:12px;padding:6px 12px;
  background:rgba(91,95,239,.08);color:var(--primary);
  border-radius:99px;
  transition:all .25s ease;
}
.p-tag:hover{
  background:var(--primary);color:#fff;
}

/* positions / 驻场 */
.positions-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
}
.pos-card{
  background:#fff;border:1px solid var(--border-light);border-radius:var(--r);
  padding:18px;text-align:center;
  transition:all .2s ease;
}
.pos-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-s)}
.pos-card .ic{width:40px;height:40px;border-radius:10px;background:rgba(91,95,239,.1);margin:0 auto 10px;display:grid;place-items:center;color:var(--primary)}
.pos-card h5{font-family:var(--f-serif);font-size:15px;color:var(--txt-light);margin-bottom:2px}
.pos-card .en{font-family:var(--f-mono);font-size:10.5px;color:var(--txt-mute);text-transform:uppercase;letter-spacing:1.2px}

.city-pills{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.city-pill{
  background:#fff;border:1px solid var(--border-light);border-radius:var(--r);
  padding:14px 22px;text-align:center;
  font-family:var(--f-serif);font-size:15px;color:var(--txt-light);
  display:flex;flex-direction:column;align-items:center;gap:2px;
}
.city-pill .en{font-family:var(--f-mono);font-size:10px;color:var(--accent);text-transform:uppercase;letter-spacing:1.3px}

/* ============== Generic light section ============== */
.bg-light{background:var(--bg-light)}
.bg-white{background:#fff}
.bg-navy-soft{background:linear-gradient(180deg, #0D1220 0%, #060818 100%)}
.bg-navy-soft .section-title, .bg-navy-soft .section-sub, .bg-navy-soft .eyebrow-light{color:#fff}
.bg-navy-soft .section-sub{color:var(--txt-mute-d)}

/* ============== Animations ============== */
.fade-up{opacity:0;transform:translateY(20px);transition:all .8s cubic-bezier(.2,.8,.2,1)}
.fade-up.is-in{opacity:1;transform:translateY(0)}

/* ============== Responsive ============== */
@media (max-width:1100px){
  .ip-layout{grid-template-columns:1fr}
  .ip-sidenav{position:static;display:flex;flex-wrap:wrap;gap:6px}
  .ip-sidenav .sn-title{display:none}
  .ip-sidenav a{padding:9px 13px}
  .ip-items{grid-template-columns:repeat(3,1fr)}
  .ip-items.cols-3,.ip-items.cols-2{grid-template-columns:repeat(2,1fr)}
  .hero-inner{grid-template-columns:1fr;}
  .hero-visual{height:340px}
  .chip-art{width:280px;height:280px}
  .hero-title{font-size:48px}
  .page-title{font-size:42px}
  .hero-stats .wrap{grid-template-columns:repeat(3,1fr);gap:20px 0}
  .stat{padding:14px 8px}
  .stat:nth-child(3){border-right:0}
  .pillar-grid,.ip-cat-grid,.tape-grid,.five-grid,.compare-row{grid-template-columns:repeat(2,1fr)!important;display:grid!important;gap:14px}
  .process-row{grid-template-columns:repeat(4,1fr)}
  .steps-6{grid-template-columns:repeat(3,1fr);gap:32px 16px}
  .steps-6::before{display:none}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .navy-grid{grid-template-columns:1fr}
  .why-list{grid-template-columns:1fr}
  .qual-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .positions-grid{grid-template-columns:repeat(2,1fr)}
  .proj-photos.g-2,.proj-photos.g-3,.proj-photos.g-4{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .about-panel{position:static}
  .panel-stats{grid-template-columns:repeat(3,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .compare-row{grid-template-columns:120px 1fr 1fr 80px 80px}
}
@media (max-width:720px){
  .section{padding:64px 0}
  .section-title{font-size:28px}
  .hero{padding:120px 0 64px;min-height:auto}
  .hero-title{font-size:36px}
  .hero-visual{height:280px}
  .chip-art{width:230px;height:230px}
  .chip-bullet{display:none}
  .hero-stats .wrap{grid-template-columns:repeat(2,1fr)}
  .stat{border-right:0!important}
  .process-row{grid-template-columns:repeat(2,1fr)}
  .process-cell::after{display:none}
  .compare-row{grid-template-columns:1fr;display:block}
  .compare-row .cell{border-right:0;border-bottom:1px solid var(--border-light)}
  .nav{display:none;position:absolute;top:72px;right:0;background:var(--bg-deep);border:1px solid var(--border-soft);flex-direction:column;width:240px;padding:16px;border-radius:0 0 0 var(--r);align-items:flex-start;gap:2px}
  .nav.is-open{display:flex}
  .nav a{width:100%;padding:12px 16px}
  .nav a.is-active::after{display:none}
  .nav-cta{width:90%;text-align:center;margin:6px 16px 8px}
  .menu-toggle{display:flex}
  .pillar-grid,.ip-cat-grid,.tape-grid,.five-grid,.qual-grid,.positions-grid{grid-template-columns:1fr!important;display:grid!important}
  .case-grid{grid-template-columns:1fr}
  .steps-6{grid-template-columns:repeat(2,1fr);gap:24px 12px}
  .proj-photos.g-2,.proj-photos.g-3,.proj-photos.g-4{grid-template-columns:1fr}
  .ip-items,.ip-items.cols-3,.ip-items.cols-2{grid-template-columns:repeat(2,1fr)}
  .ip-sec-head{padding:20px 20px}
  .ip-sec-body{padding:20px}
  .ip-stats-strip .wrap{grid-template-columns:repeat(2,1fr);gap:16px}
  .foot-grid{grid-template-columns:1fr;gap:24px}
  .foot-bottom{flex-direction:column;align-items:flex-start}
  .process-bar-row{grid-template-columns:90px 1fr 50px;gap:10px}
  .c-cta-inner h3{font-size:26px}
  .page-title{font-size:32px}
  .ip-tabs{overflow-x:auto;flex-wrap:nowrap;white-space:nowrap;-webkit-overflow-scrolling:touch}
  .ip-tab{padding:12px 16px;font-size:13.5px;flex:none}
  .contact-card{flex-direction:column;text-align:center}
  .contact-card .qr{margin:0 auto}
}