/* =========================================================
   有方企业服务 · 企业数字化转型服务门户
   设计系统 · 深蓝 #0A1628 + 绿色 #00C853
   ========================================================= */

:root{
  /* 主色 */
  --c-navy:      #0A1628;
  --c-navy-2:    #0F2138;
  --c-navy-3:    #16304F;
  --c-green:     #00C853;
  --c-green-d:   #00A344;
  --c-green-l:   #E6F9EE;

  /* 辅助色 */
  --c-gray-l:    #F5F7FA;
  --c-gray-d:    #333333;
  --c-white:     #FFFFFF;
  --c-border:    #E3E8EF;
  --c-muted:     #6B7A8D;
  --c-muted-2:   #94A3B8;

  /* 排版 */
  --font: "PingFang SC", "Microsoft YaHei", "微软雅黑", -apple-system,
          BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;

  /* 尺寸 */
  --container: 1200px;
  --radius:    14px;
  --radius-s:  10px;

  /* 阴影 */
  --sh-1: 0 2px 10px rgba(10,22,40,.05);
  --sh-2: 0 8px 28px rgba(10,22,40,.09);
  --sh-3: 0 18px 48px rgba(10,22,40,.14);
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; scroll-padding-top:78px; }

body{
  margin:0;
  font-family:var(--font);
  color:var(--c-gray-d);
  background:var(--c-white);
  line-height:1.75;
  font-size:15px;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }

h1,h2,h3,h4{ margin:0; color:var(--c-navy); font-weight:700; line-height:1.35; }
p{ margin:0; }

.container{ width:100%; max-width:var(--container); margin:0 auto; padding:0 24px; }

/* ============ 通用板块 ============ */
.section{ padding:88px 0; position:relative; }
.section--soft{ background:var(--c-gray-l); }
.section--navy{ background:var(--c-navy); }

.section-head{ text-align:center; max-width:780px; margin:0 auto 52px; }
.eyebrow{
  display:inline-block; font-size:13px; font-weight:600; letter-spacing:.14em;
  color:var(--c-green-d); background:var(--c-green-l);
  padding:6px 16px; border-radius:999px; margin-bottom:16px;
}
.section-head h2{ font-size:34px; letter-spacing:-.02em; margin-bottom:14px; }
.section-head p{ color:var(--c-muted); font-size:15.5px; }
.section--navy .section-head h2{ color:#fff; }
.section--navy .section-head p{ color:rgba(255,255,255,.7); }
.section--navy .eyebrow{ background:rgba(0,200,83,.14); color:#4ADE80; }

/* ============ 按钮 ============ */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 28px; border-radius:var(--radius-s); font-size:15px; font-weight:600;
  cursor:pointer; border:1.5px solid transparent; transition:all .25s ease;
  white-space:nowrap;
}
.btn-primary{ background:var(--c-green); color:#fff; box-shadow:0 6px 18px rgba(0,200,83,.28); }
.btn-primary:hover{ background:var(--c-green-d); transform:translateY(-2px); box-shadow:0 10px 26px rgba(0,200,83,.36); }
.btn-ghost{ background:transparent; color:#fff; border-color:rgba(255,255,255,.42); }
.btn-ghost:hover{ background:rgba(255,255,255,.12); border-color:#fff; transform:translateY(-2px); }
.btn-outline{ background:transparent; color:var(--c-navy); border-color:var(--c-border); }
.btn-outline:hover{ border-color:var(--c-green); color:var(--c-green-d); background:var(--c-green-l); }
.btn-sm{ padding:9px 18px; font-size:13.5px; }

/* ============ 顶部导航 ============ */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:900;
  background:rgba(10,22,40,.86); backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.08); transition:all .3s ease;
}
.nav.scrolled{ background:rgba(10,22,40,.97); box-shadow:0 4px 22px rgba(0,0,0,.22); }
.nav-inner{ height:70px; display:flex; align-items:center; justify-content:space-between; }
.brand{ display:flex; align-items:center; gap:11px; }
.brand img{ height:34px; width:auto; }
.brand-text{ display:flex; flex-direction:column; line-height:1.2; }
.brand-name{ font-size:18px; font-weight:800; letter-spacing:.09em;
  background:linear-gradient(120deg,var(--c-green) 0%,#5EEAD4 100%);
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.brand-sub{ font-size:10.5px; color:rgba(255,255,255,.58); letter-spacing:.06em; }

.nav-links{ display:flex; align-items:center; gap:26px; }
.nav-links a{
  font-size:14.5px; color:rgba(255,255,255,.76); font-weight:500;
  position:relative; padding:6px 0; transition:color .2s;
}
.nav-links a::after{
  content:''; position:absolute; left:0; bottom:0; width:0; height:2px;
  background:var(--c-green); transition:width .28s ease;
}
.nav-links a:hover, .nav-links a.active{ color:#fff; }
.nav-links a:hover::after, .nav-links a.active::after{ width:100%; }

.nav-cta{ display:flex; align-items:center; gap:10px; }
.nav-toggle{
  display:none; background:none; border:none; cursor:pointer; padding:8px;
  color:#fff; flex-direction:column; gap:5px;
}
.nav-toggle span{ display:block; width:22px; height:2px; background:#fff; border-radius:2px; transition:.3s; }

.mobile-menu{
  display:none; background:var(--c-navy-2); border-top:1px solid rgba(255,255,255,.08);
  padding:14px 24px 22px;
}
.mobile-menu.open{ display:block; }
.mobile-menu a{ display:block; padding:11px 0; color:rgba(255,255,255,.82); font-size:15px; border-bottom:1px solid rgba(255,255,255,.06); }
.mobile-menu .btn{ width:100%; margin-top:14px; }

/* ============ 1. Hero 首屏 ============ */
.hero{
  position:relative; min-height:100vh; display:flex; align-items:center;
  background:linear-gradient(135deg,#0A1628 0%,#0F2138 45%,#16304F 100%);
  overflow:hidden; padding:120px 0 60px;
}
#particles{ position:absolute; inset:0; width:100%; height:100%; }
.hero-glow{
  position:absolute; width:640px; height:640px; border-radius:50%;
  background:radial-gradient(circle,rgba(0,200,83,.16) 0%,transparent 68%);
  top:-180px; right:-160px; pointer-events:none;
}
.hero-glow-2{
  position:absolute; width:520px; height:520px; border-radius:50%;
  background:radial-gradient(circle,rgba(30,111,255,.13) 0%,transparent 70%);
  bottom:-200px; left:-140px; pointer-events:none;
}
.hero-inner{ position:relative; z-index:2; text-align:center; }

.hero-badge{
  display:inline-flex; align-items:center; gap:9px; padding:7px 18px;
  background:rgba(0,200,83,.13); border:1px solid rgba(0,200,83,.32);
  border-radius:999px; color:#4ADE80; font-size:13.5px; font-weight:500; margin-bottom:28px;
}
.hero-badge .dot{ width:7px; height:7px; border-radius:50%; background:var(--c-green); box-shadow:0 0 0 0 rgba(0,200,83,.6); animation:pulse 2s infinite; }
@keyframes pulse{
  0%{ box-shadow:0 0 0 0 rgba(0,200,83,.55); }
  70%{ box-shadow:0 0 0 9px rgba(0,200,83,0); }
  100%{ box-shadow:0 0 0 0 rgba(0,200,83,0); }
}

.hero h1{
  font-size:60px; color:#fff; letter-spacing:-.025em; line-height:1.18;
  margin-bottom:26px; font-weight:800;
}
.hero h1 .hl{
  background:linear-gradient(120deg,var(--c-green) 0%,#5EEAD4 100%);
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent;
  letter-spacing:.01em;
}
.hero h1 .sep{ color:rgba(255,255,255,.34); font-weight:300; margin:0 2px; }
.hero-sub{
  font-size:17px; color:rgba(255,255,255,.78); max-width:860px; margin:0 auto 40px;
  line-height:1.95;
}
.hero-actions{ display:flex; gap:16px; justify-content:center; flex-wrap:wrap; margin-bottom:64px; }
.hero-actions .btn{ padding:15px 34px; font-size:15.5px; }

/* Hero 底部数据墙 */
.hero-stats{
  display:grid; grid-template-columns:repeat(4,1fr); gap:1px;
  background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius); overflow:hidden; max-width:940px; margin:0 auto;
}
.hero-stat{ background:rgba(255,255,255,.03); padding:26px 16px; text-align:center; }
.hero-stat .v{ font-size:32px; font-weight:800; color:#fff; line-height:1.2; letter-spacing:-.02em; }
.hero-stat .v .u{ font-size:17px; color:var(--c-green); margin-left:2px; font-weight:700; }
.hero-stat .l{ font-size:13px; color:rgba(255,255,255,.6); margin-top:7px; }

.hero-scroll{
  position:absolute; bottom:28px; left:50%; transform:translateX(-50%);
  color:rgba(255,255,255,.4); font-size:12px; text-align:center; z-index:2;
}
.hero-scroll .mouse{
  width:23px; height:37px; border:2px solid rgba(255,255,255,.28); border-radius:12px;
  margin:0 auto 8px; position:relative;
}
.hero-scroll .mouse::after{
  content:''; position:absolute; top:7px; left:50%; transform:translateX(-50%);
  width:3px; height:7px; background:rgba(255,255,255,.5); border-radius:2px;
  animation:scrolldot 1.8s infinite;
}
@keyframes scrolldot{ 0%{opacity:0;top:7px;} 40%{opacity:1;} 80%{opacity:0;top:19px;} 100%{opacity:0;} }

/* ============ 2. 数据墙 / 信任条 ============ */
.trust{ background:var(--c-white); padding:74px 0; border-bottom:1px solid var(--c-border); }
.trust-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.trust-card{
  text-align:center; padding:34px 20px; border-radius:var(--radius);
  background:var(--c-gray-l); border:1px solid var(--c-border); transition:all .3s ease;
}
.trust-card:hover{ transform:translateY(-5px); box-shadow:var(--sh-2); border-color:rgba(0,200,83,.35); background:#fff; }
.trust-ico{
  width:52px; height:52px; border-radius:14px; margin:0 auto 16px;
  display:flex; align-items:center; justify-content:center;
  background:linear-gradient(135deg,var(--c-navy) 0%,var(--c-navy-3) 100%); color:var(--c-green);
}
.trust-num{ font-size:38px; font-weight:800; color:var(--c-navy); line-height:1.1; letter-spacing:-.02em; }
.trust-num .u{ font-size:19px; color:var(--c-green-d); margin-left:3px; }
.trust-label{ font-size:14.5px; color:var(--c-muted); margin-top:9px; font-weight:500; }

.trust-slogan{
  margin-top:40px; text-align:center; padding:20px 28px; border-radius:var(--radius);
  background:linear-gradient(135deg,var(--c-navy) 0%,var(--c-navy-3) 100%);
  color:#fff; font-size:17px; font-weight:600; letter-spacing:.01em;
}
.trust-slogan .g{ color:var(--c-green); }

/* ============ 3. 服务矩阵 ============ */
.matrix{ display:flex; flex-direction:column; gap:22px; }
.mx-card{
  display:grid; grid-template-columns:96px 1fr 300px; gap:30px; align-items:center;
  background:#fff; border:1px solid var(--c-border); border-radius:18px;
  padding:34px 36px; position:relative; overflow:hidden; transition:all .34s ease;
}
.mx-card::before{
  content:''; position:absolute; left:0; top:0; bottom:0; width:4px;
  background:linear-gradient(180deg,var(--c-green) 0%,var(--c-navy) 100%);
  transform:scaleY(0); transform-origin:top; transition:transform .38s ease;
}
.mx-card:hover{ transform:translateY(-4px); box-shadow:var(--sh-3); border-color:rgba(0,200,83,.3); }
.mx-card:hover::before{ transform:scaleY(1); }

.mx-num{
  font-size:52px; font-weight:800; line-height:1; letter-spacing:-.04em;
  background:linear-gradient(135deg,var(--c-navy) 0%,var(--c-green) 130%);
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent;
}
.mx-main{ min-width:0; }
.mx-title{ display:flex; align-items:center; gap:11px; flex-wrap:wrap; margin-bottom:6px; }
.mx-title h3{ font-size:23px; letter-spacing:-.01em; }
.mx-title .emo{ font-size:24px; line-height:1; }
.mx-alias{
  font-size:12.5px; font-weight:700; color:var(--c-green-d); background:var(--c-green-l);
  padding:4px 12px; border-radius:6px; letter-spacing:.05em;
}
.mx-items{ display:flex; flex-wrap:wrap; gap:8px; margin:14px 0 13px; }
.mx-items span{
  font-size:13px; color:var(--c-navy); background:var(--c-gray-l);
  border:1px solid var(--c-border); padding:5px 13px; border-radius:7px; font-weight:500;
}
.mx-note{ font-size:13px; color:var(--c-muted-2); font-style:normal; }
.mx-value{
  border-left:3px solid var(--c-green); padding:12px 0 12px 18px;
  font-size:14.5px; color:var(--c-navy); font-weight:600; line-height:1.8; background:transparent;
}

/* 第5项：配套服务（缩小 70%） */
.mx-connector{
  display:flex; flex-direction:column; align-items:center; gap:0; padding:2px 0;
}
.mx-connector .line{
  width:0; height:34px; border-left:2px dashed var(--c-muted-2); opacity:.55;
}
.mx-connector .arrow{ color:var(--c-muted-2); opacity:.6; margin-top:-4px; }

.mx-card--sub{
  width:70%; margin:0 auto; grid-template-columns:1fr 240px; gap:24px;
  padding:20px 26px; background:#F1F3F6; border:1px dashed #C9D2DD; border-radius:12px;
  filter:grayscale(1); opacity:.92; transition:all .3s ease;
}
.mx-card--sub::before{ display:none; }
.mx-card--sub:hover{ filter:grayscale(.55); opacity:1; transform:none; box-shadow:var(--sh-1); border-color:#B4C0CE; }
.mx-card--sub .mx-title h3{ font-size:17px; color:#5A6B7D; }
.mx-card--sub .mx-title .emo{ font-size:17px; }
.mx-card--sub .mx-alias{ background:#E2E6EB; color:#6B7A8D; font-size:11.5px; padding:3px 10px; }
.mx-card--sub .mx-items{ margin:9px 0 0; gap:6px; }
.mx-card--sub .mx-items span{ font-size:11.5px; padding:3px 10px; background:#E8EBEF; color:#5A6B7D; border-color:#D8DEE5; }
.mx-card--sub .mx-value{
  border-left:2px solid #B4C0CE; padding:8px 0 8px 14px; font-size:12.5px;
  color:#6B7A8D; font-weight:500;
}

.matrix-foot{
  margin-top:38px; text-align:center; padding:24px 30px; border-radius:var(--radius);
  background:var(--c-gray-l); border:1px solid var(--c-border);
  font-size:16px; color:var(--c-navy); font-weight:600;
}
.matrix-foot .g{ color:var(--c-green-d); }

.matrix-wrap{ display:grid; grid-template-columns:1fr 360px; gap:34px; align-items:start; }
.matrix-visual{
  position:sticky; top:100px; border-radius:18px; overflow:hidden;
  box-shadow:var(--sh-2); border:1px solid var(--c-border); background:#fff;
}
.matrix-visual img{ width:100%; height:auto; object-fit:cover; display:block; }

/* ============ 4. 行业解决方案 ============ */
.ind-lead{
  max-width:900px; margin:0 auto 40px; text-align:center; padding:16px 24px;
  background:rgba(0,200,83,.06); border:1px solid rgba(0,200,83,.2);
  border-radius:var(--radius-s); font-size:14.5px; color:var(--c-navy); font-weight:500;
}
.ind-lead b{ color:var(--c-green-d); }

.ind-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.ind-card{
  background:#fff; border:1px solid var(--c-border); border-radius:var(--radius);
  padding:30px 26px; transition:all .32s ease; display:flex; flex-direction:column;
}
.ind-card:hover{ transform:translateY(-6px); box-shadow:var(--sh-3); border-color:rgba(0,200,83,.32); }
.ind-ico{
  width:54px; height:54px; border-radius:14px; margin-bottom:18px;
  display:flex; align-items:center; justify-content:center; font-size:25px;
  background:linear-gradient(135deg,var(--c-navy) 0%,var(--c-navy-3) 100%);
}
.ind-card h3{ font-size:19px; margin-bottom:11px; }
.ind-card p{ font-size:14px; color:var(--c-muted); line-height:1.85; flex:1; }
.ind-combo{
  margin:16px 0 18px; padding:11px 14px; background:var(--c-gray-l);
  border-radius:8px; font-size:12.5px; color:var(--c-navy-3); font-weight:500;
}
.ind-combo .tag{ color:var(--c-green-d); font-weight:700; }
.ind-link{
  display:inline-flex; align-items:center; gap:6px; font-size:14px;
  color:var(--c-green-d); font-weight:600; transition:gap .25s;
}
.ind-link:hover{ gap:11px; }
.ind-thumb{
  height:132px; margin:-30px -26px 18px; border-radius:var(--radius) var(--radius) 0 0;
  background:center/cover no-repeat; position:relative; overflow:hidden;
}
.ind-thumb::after{
  content:''; position:absolute; inset:0;
  background:linear-gradient(180deg,rgba(10,22,40,.25) 0%,rgba(10,22,40,.55) 100%);
}

/* ============ 5. 技术能力 ============ */
#tech{ position:relative; }
#tech::before{
  content:''; position:absolute; inset:0;
  background:url('../images/tech-bg.jpg') center/cover no-repeat;
  opacity:.07; pointer-events:none;
}
#tech .container{ position:relative; z-index:1; }
.tech-layout{ display:grid; grid-template-columns:440px 1fr; gap:44px; align-items:center; }
.tech-chart{
  background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.1);
  border-radius:18px; padding:18px;
}
#radarChart{ width:100%; height:380px; }
.tech-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.tech-card{
  background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius-s); padding:22px 20px; transition:all .3s ease;
}
.tech-card:hover{ background:rgba(0,200,83,.1); border-color:rgba(0,200,83,.4); transform:translateY(-4px); }
.tech-ico{
  width:40px; height:40px; border-radius:10px; margin-bottom:13px;
  display:flex; align-items:center; justify-content:center;
  background:rgba(0,200,83,.14); color:var(--c-green);
}
.tech-card h3{ font-size:16px; color:#fff; margin-bottom:8px; }
.tech-card p{ font-size:13px; color:rgba(255,255,255,.62); line-height:1.8; }
.tech-card.is-new{ border-color:rgba(0,200,83,.3); }
.tech-card.is-new h3::after{
  content:'NEW'; font-size:9px; font-weight:700; color:var(--c-navy); background:var(--c-green);
  padding:2px 6px; border-radius:4px; margin-left:8px; vertical-align:middle; letter-spacing:.06em;
}

/* ============ 6. 经典项目 ============ */
.case-group{ margin-bottom:52px; }
.case-group:last-child{ margin-bottom:0; }
.case-group-head{ display:flex; align-items:center; gap:16px; margin-bottom:26px; }
.case-group-head h3{
  font-size:21px; white-space:nowrap; display:flex; align-items:center; gap:11px;
}
.case-group-head h3 .badge{
  font-size:12px; font-weight:700; color:#fff; background:var(--c-navy);
  padding:4px 12px; border-radius:6px; letter-spacing:.05em;
}
.case-group-head .rule{ flex:1; height:1px; background:var(--c-border); }

.case-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:24px; }
.case-grid--3{ grid-template-columns:repeat(2,1fr); }
.case-card{
  background:#fff; border:1px solid var(--c-border); border-radius:var(--radius);
  overflow:hidden; transition:all .34s ease; display:flex; flex-direction:column;
}
.case-card:hover{ transform:translateY(-6px); box-shadow:var(--sh-3); border-color:rgba(0,200,83,.3); }

/* Mockup 视觉 */
.case-visual{
  background:linear-gradient(135deg,var(--c-navy) 0%,var(--c-navy-3) 100%);
  padding:26px 26px 0; position:relative; overflow:hidden; min-height:172px;
}
.case-visual::after{
  content:''; position:absolute; width:220px; height:220px; border-radius:50%;
  background:radial-gradient(circle,rgba(0,200,83,.16) 0%,transparent 70%);
  top:-90px; right:-70px;
}
.mock-browser{
  background:#fff; border-radius:8px 8px 0 0; box-shadow:0 -6px 26px rgba(0,0,0,.28);
  position:relative; z-index:1; overflow:hidden;
}
.mock-bar{
  height:26px; background:#EDF1F5; display:flex; align-items:center; gap:5px;
  padding:0 11px; border-bottom:1px solid #DDE3EA;
}
.mock-bar i{ width:8px; height:8px; border-radius:50%; background:#CBD5E1; display:block; }
.mock-bar i:nth-child(1){ background:#FF5F57; }
.mock-bar i:nth-child(2){ background:#FEBC2E; }
.mock-bar i:nth-child(3){ background:#28C840; }
.mock-bar .url{
  flex:1; height:14px; background:#fff; border-radius:4px; margin-left:8px;
  font-size:8.5px; color:#94A3B8; display:flex; align-items:center; padding:0 7px;
}
.mock-body{ padding:14px; display:flex; flex-direction:column; gap:8px; height:110px; }
.mock-hero{ height:34px; border-radius:5px; background:linear-gradient(90deg,#0A1628,#16304F); }
.mock-row{ display:flex; gap:8px; }
.mock-block{ flex:1; height:24px; border-radius:4px; background:#EEF2F6; }
.mock-block.g{ background:rgba(0,200,83,.24); }
.mock-line{ height:7px; border-radius:3px; background:#E8EDF2; }
.mock-line.s{ width:58%; }

/* 手机边框 mockup */
.mock-phone{
  width:88px; background:#0A1628; border-radius:12px 12px 0 0; padding:6px 6px 0;
  box-shadow:0 -6px 26px rgba(0,0,0,.34); position:relative; z-index:1; margin:0 auto;
}
.mock-phone .notch{ width:30px; height:3px; background:#2A3C52; border-radius:2px; margin:0 auto 5px; }
.mock-phone .screen{
  background:#fff; border-radius:7px 7px 0 0; height:132px; padding:8px;
  display:flex; flex-direction:column; gap:5px;
}
.mock-phone .sc-top{ height:26px; border-radius:4px; background:linear-gradient(90deg,#0A1628,#16304F); }
.mock-phone .sc-grid{ display:grid; grid-template-columns:1fr 1fr; gap:5px; }
.mock-phone .sc-cell{ height:20px; border-radius:3px; background:#EEF2F6; }
.mock-phone .sc-cell.g{ background:rgba(0,200,83,.26); }
.mock-phone .sc-line{ height:5px; border-radius:2px; background:#E8EDF2; }

/* 数据看板 mockup */
.mock-dash{
  background:#0F2138; border:1px solid rgba(255,255,255,.1); border-radius:8px;
  padding:12px; position:relative; z-index:1; box-shadow:0 -6px 26px rgba(0,0,0,.3);
}
.mock-dash .dh{ display:flex; gap:6px; margin-bottom:9px; }
.mock-dash .dh i{ height:6px; border-radius:3px; background:rgba(255,255,255,.18); display:block; }
.mock-dash .dh i:nth-child(1){ width:44px; background:var(--c-green); }
.mock-dash .dh i:nth-child(2){ width:26px; }
.mock-dash .dbars{ display:flex; align-items:flex-end; gap:6px; height:74px; }
.mock-dash .dbars span{
  flex:1; border-radius:3px 3px 0 0;
  background:linear-gradient(180deg,rgba(0,200,83,.85),rgba(0,200,83,.22));
}

.case-body{ padding:24px 26px 26px; display:flex; flex-direction:column; flex:1; }
.case-tags{ display:flex; align-items:center; gap:8px; flex-wrap:wrap; margin-bottom:13px; }
.case-tag{
  font-size:11.5px; font-weight:700; color:var(--c-green-d); background:var(--c-green-l);
  padding:4px 11px; border-radius:6px; letter-spacing:.04em;
}
.case-note{
  font-size:10.5px; color:var(--c-muted-2); background:var(--c-gray-l);
  padding:4px 10px; border-radius:6px; border:1px solid var(--c-border);
}
.case-card h4{ font-size:18.5px; margin-bottom:16px; letter-spacing:-.01em; }

.case-cpr{ display:flex; flex-direction:column; gap:12px; flex:1; }
.cpr-row{ display:grid; grid-template-columns:64px 1fr; gap:13px; align-items:start; }
.cpr-k{
  font-size:11.5px; font-weight:700; color:#fff; padding:4px 0; border-radius:6px;
  text-align:center; letter-spacing:.08em; line-height:1.5;
}
.cpr-k.c{ background:#94A3B8; }
.cpr-k.p{ background:var(--c-navy-3); }
.cpr-k.r{ background:var(--c-green); }
.cpr-v{ font-size:13.5px; color:var(--c-muted); line-height:1.8; }
.cpr-row.is-result .cpr-v{ color:var(--c-navy); font-weight:600; }

.case-metrics{
  display:flex; gap:10px; margin-top:17px; padding-top:17px;
  border-top:1px dashed var(--c-border); flex-wrap:wrap;
}
.case-metric{
  flex:1; min-width:96px; text-align:center; padding:11px 8px;
  background:var(--c-gray-l); border-radius:8px;
}
.case-metric .mv{ font-size:19px; font-weight:800; color:var(--c-green-d); line-height:1.2; }
.case-metric .ml{ font-size:11.5px; color:var(--c-muted); margin-top:4px; }

.case-disclaimer{
  margin-top:34px; text-align:center; font-size:12.5px; color:var(--c-muted-2);
  padding:14px 20px; background:var(--c-gray-l); border-radius:var(--radius-s);
  border:1px dashed var(--c-border);
}

/* ============ 7. 服务流程 ============ */
.steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.step{
  background:#fff; border:1px solid var(--c-border); border-radius:var(--radius);
  padding:26px 22px; position:relative; transition:all .3s ease;
}
.step:hover{ transform:translateY(-5px); box-shadow:var(--sh-2); border-color:rgba(0,200,83,.3); }
.step .num{
  position:absolute; top:-13px; left:22px; width:28px; height:28px; border-radius:8px;
  background:linear-gradient(135deg,var(--c-navy),var(--c-navy-3)); color:#fff;
  display:flex; align-items:center; justify-content:center; font-size:13px; font-weight:700;
}
.step-ico{ color:var(--c-green-d); margin:8px 0 13px; }
.step h4{ font-size:16.5px; margin-bottom:8px; }
.step p{ font-size:13.5px; color:var(--c-muted); line-height:1.8; }

.process-callout{
  margin-top:34px; display:flex; align-items:center; gap:14px; justify-content:center;
  padding:20px 28px; border-radius:var(--radius); text-align:center;
  background:linear-gradient(135deg,var(--c-navy) 0%,var(--c-navy-3) 100%);
  color:rgba(255,255,255,.88); font-size:15px; line-height:1.8;
}
.process-callout svg{ color:var(--c-green); flex-shrink:0; }
.process-callout b{ color:var(--c-green); font-weight:700; }

/* ============ 8. 为什么选有方 ============ */
.why-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.why-card{
  background:#fff; border:1px solid var(--c-border); border-radius:var(--radius);
  padding:28px 26px; transition:all .3s ease;
}
.why-card:hover{ transform:translateY(-5px); box-shadow:var(--sh-2); border-color:rgba(0,200,83,.3); }
.why-ico{
  width:48px; height:48px; border-radius:13px; margin-bottom:16px;
  display:flex; align-items:center; justify-content:center;
  background:var(--c-green-l); color:var(--c-green-d);
}
.why-card h3{ font-size:18px; margin-bottom:10px; }
.why-card p{ font-size:14px; color:var(--c-muted); line-height:1.85; }
.why-card--soft{ background:var(--c-gray-l); }
.why-card--soft .why-ico{ background:#E4E9EF; color:var(--c-navy-3); }

.why-visual{
  margin-top:44px; border-radius:18px; overflow:hidden; box-shadow:var(--sh-2); border:1px solid var(--c-border);
}
.why-visual img{ width:100%; height:300px; object-fit:cover; object-position:center 35%; display:block; }

.loop-band{
  margin-top:40px; padding:36px 34px; border-radius:18px;
  background:linear-gradient(135deg,var(--c-navy) 0%,var(--c-navy-3) 100%); color:#fff;
}
.loop-title{ font-size:20px; font-weight:700; margin-bottom:7px; }
.loop-sub{ font-size:14px; color:rgba(255,255,255,.62); margin-bottom:26px; }
.loop-steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.loop-step{ background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.1); border-radius:var(--radius-s); padding:20px 18px; }
.ls-num{
  width:26px; height:26px; border-radius:8px; background:var(--c-green); color:var(--c-navy);
  display:flex; align-items:center; justify-content:center; font-size:13px; font-weight:800; margin-bottom:12px;
}
.loop-step h4{ font-size:15px; color:#fff; margin-bottom:7px; }
.loop-step p{ font-size:12.5px; color:rgba(255,255,255,.6); line-height:1.8; }

/* ============ 9. FAQ ============ */
.faq-cols{ display:grid; grid-template-columns:1fr 1fr; gap:16px; align-items:start; }
.faq-item{
  background:#fff; border:1px solid var(--c-border); border-radius:var(--radius-s);
  overflow:hidden; transition:all .25s ease;
}
.faq-item[open]{ border-color:rgba(0,200,83,.4); box-shadow:var(--sh-1); }
.faq-item summary{
  padding:17px 22px; font-size:15px; font-weight:600; color:var(--c-navy); cursor:pointer;
  display:flex; align-items:center; justify-content:space-between; gap:14px;
  list-style:none; transition:background .2s;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary:hover{ background:var(--c-gray-l); }
.faq-item .q-ico{ width:16px; height:16px; flex-shrink:0; color:var(--c-green-d); transition:transform .3s; }
.faq-item[open] .q-ico{ transform:rotate(45deg); }
.faq-item .a{
  padding:0 22px 19px; font-size:14px; color:var(--c-muted); line-height:1.9;
  border-top:1px solid var(--c-border); padding-top:15px; margin-top:-1px;
}
.faq-new summary::before{
  content:'NEW'; font-size:9px; font-weight:700; color:#fff; background:var(--c-green);
  padding:2px 6px; border-radius:4px; margin-right:9px; letter-spacing:.06em; flex-shrink:0;
}

/* ============ 10. 商务转化区 ============ */
.contact-section{
  position:relative; overflow:hidden;
  background:linear-gradient(135deg,var(--c-navy) 0%,#0D1E33 55%,var(--c-navy-3) 100%);
}
.contact-section::before{
  content:''; position:absolute; inset:0;
  background:url('../images/contact-bg.jpg') center/cover no-repeat;
  opacity:.08; pointer-events:none;
}
.contact-section .container{ position:relative; z-index:1; }
.contact-wrap{ display:grid; grid-template-columns:1fr 1.15fr; gap:52px; align-items:start; }
.contact-left h2{ font-size:34px; color:#fff; margin-bottom:18px; letter-spacing:-.02em; }
.contact-left > p{ font-size:15px; color:rgba(255,255,255,.72); line-height:1.95; margin-bottom:32px; }

.contact-info{ display:flex; flex-direction:column; gap:16px; margin-bottom:30px; }
.ci-item{ display:flex; align-items:flex-start; gap:14px; }
.ci-ico{
  width:42px; height:42px; border-radius:11px; flex-shrink:0;
  background:rgba(0,200,83,.13); color:var(--c-green);
  display:flex; align-items:center; justify-content:center;
}
.ci-k{ font-size:12px; color:rgba(255,255,255,.5); margin-bottom:2px; }
.ci-v{ font-size:16px; color:#fff; font-weight:600; }
.ci-v.small{ font-size:14.5px; font-weight:500; line-height:1.7; }

.contact-qr{
  display:inline-flex; flex-direction:column; align-items:flex-start; gap:12px; padding:14px;
  background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.1); border-radius:var(--radius-s);
  text-align:left;
}
.contact-qr img{ width:200px; height:auto; max-width:100%; border-radius:8px; background:#fff; padding:4px; object-fit:contain; display:block; }
.contact-qr a{ display:inline-block; }
.contact-qr .qt{ font-size:15px; color:#fff; font-weight:600; margin-bottom:5px; }
.contact-qr .qs{ font-size:13px; color:rgba(255,255,255,.58); line-height:1.7; }

/* 表单 */
.form-card{
  background:#fff; border-radius:18px; padding:34px 32px; box-shadow:var(--sh-3);
}
.form-card h3{ font-size:20px; margin-bottom:6px; }
.form-card .fh-sub{ font-size:13.5px; color:var(--c-muted); margin-bottom:24px; }
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.fg{ display:flex; flex-direction:column; gap:7px; }
.fg.full{ grid-column:1 / -1; }
.fg label{ font-size:13.5px; font-weight:600; color:var(--c-navy); }
.fg label .req{ color:#EF4444; margin-left:3px; }
.fg label .opt{ color:var(--c-muted-2); font-weight:400; font-size:12px; margin-left:5px; }
.fg input[type=text], .fg input[type=tel], .fg select, .fg textarea{
  width:100%; padding:11px 14px; border:1.5px solid var(--c-border); border-radius:9px;
  font-size:14px; font-family:var(--font); color:var(--c-gray-d); background:#fff;
  transition:all .22s ease; outline:none;
}
.fg input:focus, .fg select:focus, .fg textarea:focus{
  border-color:var(--c-green); box-shadow:0 0 0 3px rgba(0,200,83,.13);
}
.fg textarea{ resize:vertical; min-height:92px; line-height:1.75; }
.fg select{ cursor:pointer; appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B7A8D' stroke-width='3'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 14px center; padding-right:36px;
}

.chk-grid{ display:grid; grid-template-columns:1fr 1fr; gap:9px; }
.chk{
  display:flex; align-items:center; gap:9px; padding:10px 13px; cursor:pointer;
  border:1.5px solid var(--c-border); border-radius:9px; transition:all .22s ease;
  font-size:13.5px; color:var(--c-gray-d); background:#fff;
}
.chk:hover{ border-color:rgba(0,200,83,.5); background:var(--c-green-l); }
.chk input{ width:16px; height:16px; accent-color:var(--c-green); cursor:pointer; flex-shrink:0; margin:0; }
.chk.checked{ border-color:var(--c-green); background:var(--c-green-l); font-weight:600; }
.chk .sub{ font-size:11px; color:var(--c-muted-2); font-weight:400; display:block; }
.chk--soft{ background:var(--c-gray-l); }

.radio-grid{ display:flex; flex-wrap:wrap; gap:9px; }
.rad{
  display:flex; align-items:center; gap:8px; padding:9px 15px; cursor:pointer;
  border:1.5px solid var(--c-border); border-radius:9px; transition:all .22s ease;
  font-size:13.5px; background:#fff;
}
.rad:hover{ border-color:rgba(0,200,83,.5); }
.rad input{ width:15px; height:15px; accent-color:var(--c-green); cursor:pointer; margin:0; }
.rad.checked{ border-color:var(--c-green); background:var(--c-green-l); font-weight:600; }

.hp-field{ position:absolute !important; left:-9999px !important; opacity:0 !important; height:0 !important; width:0 !important; }

.form-submit{ margin-top:24px; }
.form-submit .btn{ width:100%; padding:15px; font-size:16px; }
.form-tip{ margin-top:13px; font-size:12.5px; color:var(--c-muted-2); text-align:center; line-height:1.7; }
.form-msg{
  margin-top:14px; padding:12px 16px; border-radius:9px; font-size:14px;
  display:none; align-items:center; gap:9px;
}
.form-msg.show{ display:flex; }
.form-msg.ok{ background:var(--c-green-l); color:var(--c-green-d); border:1px solid rgba(0,200,83,.3); }
.form-msg.err{ background:#FEF2F2; color:#DC2626; border:1px solid #FECACA; }

/* ============ 页脚 ============ */
.footer{ background:#060F1C; color:rgba(255,255,255,.62); padding:56px 0 26px; }
.footer-top{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:40px; margin-bottom:40px; }
.footer-brand img{ height:36px; margin-bottom:16px; }
.footer-brand p{ font-size:13.5px; line-height:1.9; color:rgba(255,255,255,.52); max-width:290px; }
.footer h4{ font-size:15px; color:#fff; margin-bottom:16px; }
.footer-links{ display:flex; flex-direction:column; gap:10px; }
.footer-links a{ font-size:13.5px; color:rgba(255,255,255,.55); transition:color .2s; }
.footer-links a:hover{ color:var(--c-green); }
.footer-contact{ display:flex; flex-direction:column; gap:11px; font-size:13.5px; color:rgba(255,255,255,.55); line-height:1.7; }
.footer-contact b{ color:#fff; font-weight:600; }
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08); padding-top:22px;
  display:flex; justify-content:space-between; align-items:center; gap:16px; flex-wrap:wrap;
  font-size:13px; color:rgba(255,255,255,.42);
}
.footer-bottom a{ color:rgba(255,255,255,.42); }
.footer-bottom a:hover{ color:var(--c-green); }

/* ============ 滚动淡入动画 ============ */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1); }
.reveal.in{ opacity:1; transform:none; }
.reveal[data-d="1"]{ transition-delay:.08s; }
.reveal[data-d="2"]{ transition-delay:.16s; }
.reveal[data-d="3"]{ transition-delay:.24s; }
.reveal[data-d="4"]{ transition-delay:.32s; }
.reveal[data-d="5"]{ transition-delay:.4s; }

@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
  html{ scroll-behavior:auto; }
}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .tech-layout{ grid-template-columns:1fr; gap:32px; }
  .tech-chart{ max-width:520px; margin:0 auto; width:100%; }
  .matrix-wrap{ grid-template-columns:1fr; }
  .matrix-visual{ display:none; }
  .mx-card{ grid-template-columns:72px 1fr; gap:22px; }
  .mx-value{ grid-column:1 / -1; margin-top:4px; }
  .mx-card--sub{ grid-template-columns:1fr; }
  .footer-top{ grid-template-columns:1fr 1fr; gap:32px; }
}

@media (max-width:980px){
  .nav-links{ display:none; }
  .nav-toggle{ display:flex; }
  .nav-cta .btn{ display:none; }
  .hero h1{ font-size:42px; }
  .hero-sub{ font-size:15.5px; }
  .contact-wrap{ grid-template-columns:1fr; gap:34px; }
  .ind-grid{ grid-template-columns:repeat(2,1fr); }
  .why-grid{ grid-template-columns:repeat(2,1fr); }
  .tech-grid{ grid-template-columns:repeat(2,1fr); }
  .steps{ grid-template-columns:repeat(2,1fr); }
  .loop-steps{ grid-template-columns:repeat(2,1fr); }
  .case-grid, .case-grid--3{ grid-template-columns:1fr; }
  .faq-cols{ grid-template-columns:1fr; }
}

@media (max-width:720px){
  .section{ padding:60px 0; }
  .container{ padding:0 18px; }
  .section-head{ margin-bottom:36px; }
  .section-head h2{ font-size:26px; }
  .hero{ min-height:auto; padding:110px 0 56px; }
  .hero h1{ font-size:32px; }
  .hero-sub{ font-size:14.5px; line-height:1.9; }
  .hero-actions{ margin-bottom:44px; }
  .hero-actions .btn{ width:100%; }
  .hero-stats{ grid-template-columns:1fr 1fr; }
  .hero-stat .v{ font-size:26px; }
  .hero-scroll{ display:none; }
  .trust-grid{ grid-template-columns:1fr 1fr; gap:14px; }
  .trust-num{ font-size:30px; }
  .trust-slogan{ font-size:14.5px; padding:16px 18px; }
  .mx-card{ grid-template-columns:1fr; gap:14px; padding:24px 22px; }
  .mx-num{ font-size:38px; }
  .mx-title h3{ font-size:19px; }
  .mx-card--sub{ width:100%; }
  .ind-grid{ grid-template-columns:1fr; }
  .why-grid{ grid-template-columns:1fr; }
  .why-visual img{ height:200px; }
  .tech-grid{ grid-template-columns:1fr; }
  .steps{ grid-template-columns:1fr; }
  .loop-steps{ grid-template-columns:1fr; }
  .form-grid{ grid-template-columns:1fr; }
  .chk-grid{ grid-template-columns:1fr; }
  .form-card{ padding:26px 20px; }
  .contact-left h2{ font-size:26px; }
  .case-body{ padding:20px; }
  .footer-top{ grid-template-columns:1fr; gap:28px; }
  .footer-bottom{ flex-direction:column; text-align:center; gap:10px; }
  .case-group-head h3{ font-size:18px; }
  .process-callout{ flex-direction:column; font-size:14px; }
}