/* ==========================================================================
   聚酷科技官网原型 · 设计系统
   产品体系：能源管理平台 / 智慧园区管理平台 / 能碳管理平台
   ========================================================================== */

:root {
  /* 主色：沿用官网深蓝科技风 */
  --navy-950: #04122a;
  --navy-900: #061a3a;
  --navy-800: #0b2a5b;
  --navy-700: #135796;
  --blue-600: #1e6fd9;
  --blue-500: #3a8ee5;
  --blue-300: #8cbbfa;
  --blue-100: #e6edfa;
  --blue-50: #f6f9fe;

  /* 强调色：官网 CTA 橙 */
  --orange-600: #e8940f;
  --orange-500: #f5a623;
  --orange-100: #fdf1dd;

  /* 业务线识别色 */
  --energy: #1e9e8a;      /* 能源 · 青绿 */
  --energy-soft: #e5f6f2;
  --park: #1e6fd9;        /* 园区 · 蓝 */
  --park-soft: #e8f1fd;
  --carbon: #4b7f4f;      /* 双碳 · 森绿 */
  --carbon-soft: #eaf4ea;

  /* 中性色 */
  --ink-900: #131a29;
  --ink-800: #202020;
  --ink-600: #4a5568;
  --ink-500: #6b7688;
  --ink-400: #909399;
  --line: #e6ebf2;
  --line-soft: #f0f4f9;
  --bg-soft: #f6f9fe;
  --white: #ffffff;

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 2px 8px rgba(11, 42, 91, .06);
  --shadow: 0 8px 28px rgba(11, 42, 91, .09);
  --shadow-lg: 0 20px 56px rgba(11, 42, 91, .16);

  --maxw: 1200px;
  --nav-h: 60px;

  --font: 'SourceHanSansCN', 'SourceHanSansCN-Regular', -apple-system,
    BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei',
    'Helvetica Neue', Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink-800);
  background: var(--white);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 700; line-height: 1.3; color: var(--ink-900); }
p { margin: 0; }

/* 深色底区块内的标题必须显式设为白色：
   h1~h4 在全局规则里被直接指定了 color，会覆盖父级 .hero / .cta 的继承色，
   导致深蓝底上出现黑字（曾出现此问题，勿删）。 */
.hero h1, .hero h2, .hero h3, .hero h4,
.cta h1, .cta h2, .cta h3, .cta h4,
.sec-navy h1, .sec-navy h2, .sec-navy h3, .sec-navy h4,
.footer h1, .footer h2, .footer h3, .footer h4 { color: #fff; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.sec { padding: 88px 0; }
.sec-soft { background: var(--bg-soft); }
.sec-navy { background: linear-gradient(160deg, var(--navy-900) 0%, var(--navy-800) 55%, var(--navy-700) 100%); color: #fff; }
.sec-navy h1, .sec-navy h2, .sec-navy h3 { color: #fff; }

/* ---------- 通用标题 ---------- */
.sec-head { text-align: center; max-width: 760px; margin: 0 auto 52px; }
.sec-tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; letter-spacing: .12em; font-weight: 600;
  color: var(--blue-600); background: var(--blue-100);
  padding: 5px 14px; border-radius: 999px; margin-bottom: 16px;
}
.sec-navy .sec-tag { color: var(--blue-300); background: rgba(140, 187, 250, .16); }
.sec-head h2 { font-size: 34px; letter-spacing: -.01em; }
.sec-head p { color: var(--ink-500); margin-top: 14px; font-size: 15.5px; }
.sec-navy .sec-head p { color: rgba(255, 255, 255, .72); }
.sec-head.left { text-align: left; margin-left: 0; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 24px; border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 600; cursor: pointer; border: 1px solid transparent;
  transition: .22s ease; white-space: nowrap; font-family: var(--font);
}
.btn-lg { height: 52px; padding: 0 32px; font-size: 16px; }
.btn-sm { height: 36px; padding: 0 16px; font-size: 14px; }
.btn-primary { background: var(--blue-600); color: #fff; box-shadow: 0 6px 18px rgba(30, 111, 217, .28); }
.btn-primary:hover { background: #1a62c4; transform: translateY(-1px); }
.btn-orange { background: var(--orange-500); color: #fff; box-shadow: 0 6px 18px rgba(245, 166, 35, .3); }
.btn-orange:hover { background: var(--orange-600); transform: translateY(-1px); }
.btn-ghost { background: #fff; color: var(--ink-800); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--blue-300); color: var(--blue-600); }
.btn-dark { background: var(--navy-800); color: #fff; box-shadow: 0 6px 18px rgba(11, 42, 91, .26); }
.btn-dark:hover { background: var(--navy-700); transform: translateY(-1px); }
.btn-outline-light { background: rgba(255, 255, 255, .1); color: #fff; border-color: rgba(255, 255, 255, .34); }
.btn-outline-light:hover { background: rgba(255, 255, 255, .2); }
.btn-block { width: 100%; }

/* ---------- 顶部导航 ---------- */
.nav {
  position: sticky; top: 0; z-index: 100; height: var(--nav-h);
  background: rgba(255, 255, 255, .92); backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-in { display: flex; align-items: center; height: var(--nav-h); gap: 28px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--navy-800); flex-shrink: 0; }
.logo-mark { height: 38px; width: auto; flex-shrink: 0; }
/* 品牌区两行：聚酷科技 / yuanqus.com（浅底与深底各自适配） */
.logo-txt { display: block; line-height: 1.16; }
.logo-txt b { display: block; font-size: 20px; font-weight: 700; color: var(--navy-800); letter-spacing: .02em; }
.logo-txt i {
  display: block; margin-top: 2px; font-style: normal;
  font-size: 10.5px; font-weight: 600; letter-spacing: .07em; color: var(--ink-400);
}
.footer .logo-txt b { color: #fff; }
.footer .logo-txt i { color: rgba(255, 255, 255, .42); }
.menu { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.menu > li { position: relative; }
.menu > li > a {
  display: block; padding: 10px 15px; font-size: 15px; color: var(--ink-600);
  border-radius: var(--radius-sm); transition: .18s; font-weight: 500;
}
.menu > li > a:hover, .menu > li.active > a { color: var(--blue-600); background: var(--blue-50); }
.nav-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

/* 下拉 */
.drop {
  position: absolute; top: calc(100% + 8px); left: 50%; transform: translateX(-50%) translateY(6px);
  min-width: 344px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 8px; opacity: 0; visibility: hidden; transition: .2s;
}
.menu > li:hover .drop { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.drop a { display: flex; align-items: center; gap: 12px; padding: 11px 12px; border-radius: var(--radius-sm); transition: .16s; }
.drop a:hover { background: var(--blue-50); }
.drop-ico { width: 34px; height: 34px; border-radius: 8px; display: grid; place-items: center; flex-shrink: 0; font-size: 15px; }
.drop-t { display: block; font-size: 14.5px; font-weight: 600; color: var(--ink-900); }
.drop-d { display: block; margin-top: 2px; font-size: 12.5px; color: var(--ink-400); line-height: 1.5; white-space: nowrap; }

.burger { display: none; width: 40px; height: 40px; border: 1px solid var(--line); background: #fff; border-radius: var(--radius-sm); cursor: pointer; place-items: center; }
.burger span { display: block; width: 18px; height: 2px; background: var(--ink-800); position: relative; }
.burger span::before, .burger span::after { content: ''; position: absolute; left: 0; width: 18px; height: 2px; background: var(--ink-800); }
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(900px 480px at 78% 12%, rgba(58, 142, 229, .42), transparent 62%),
    radial-gradient(620px 420px at 12% 88%, rgba(30, 158, 138, .26), transparent 60%),
    linear-gradient(155deg, var(--navy-950) 0%, var(--navy-800) 48%, var(--navy-700) 100%);
}
.hero::before {
  content: ''; position: absolute; inset: 0; opacity: .5;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(circle at 60% 40%, #000 0%, transparent 78%);
}
.hero-in { position: relative; padding: 66px 0 58px; }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 44px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600;
  padding: 6px 14px; border-radius: 999px; margin-bottom: 22px;
  background: rgba(58, 142, 229, .18); border: 1px solid rgba(140, 187, 250, .35); color: var(--blue-300);
}
.dot-live { width: 7px; height: 7px; border-radius: 50%; background: #38d39f; box-shadow: 0 0 0 3px rgba(56, 211, 159, .22); }
.hero h1 { font-size: 46px; line-height: 1.22; letter-spacing: -.015em; margin-bottom: 20px; }
.hero h1 em { font-style: normal; background: linear-gradient(92deg, #7fc9ff 0%, #6ff0d0 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { font-size: 16.5px; color: rgba(255, 255, 255, .76); max-width: 560px; margin-bottom: 30px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 34px; }
.hero-tags span { font-size: 13.5px; padding: 6px 14px; border-radius: 999px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); color: rgba(255,255,255,.88); }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-note { margin-top: 20px; font-size: 13px; color: rgba(255,255,255,.55); }

/* Hero 右侧产品矩阵预览 */
.hero-visual { display: grid; gap: 14px; }
.hv-card {
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--radius-lg); padding: 18px 20px; backdrop-filter: blur(8px);
  display: flex; align-items: center; gap: 16px; transition: .24s;
}
.hv-card:hover { background: rgba(255, 255, 255, .13); transform: translateX(-5px); }
.hv-main { display: flex; align-items: center; gap: 16px; flex: 1; min-width: 0; text-decoration: none; }
.hv-trial {
  flex-shrink: 0; display: inline-flex; align-items: center; gap: 3px;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(245, 166, 35, .16); border: 1px solid rgba(245, 166, 35, .48);
  color: #f7cd90; font-size: 12.5px; font-weight: 700; white-space: nowrap; transition: .2s;
}
.hv-trial:hover { background: var(--orange-500); border-color: var(--orange-500); color: #fff; box-shadow: 0 8px 20px rgba(245, 166, 35, .3); }
.hv-trial .ext { font-size: 11px; opacity: .85; }
.hv-ico { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; flex-shrink: 0; }
.hv-t { display: block; font-size: 16px; font-weight: 700; color: #fff; }
.hv-d { display: block; font-size: 12.5px; color: rgba(255, 255, 255, .6); line-height: 1.5; }
.hv-metrics { display: flex; gap: 22px; margin-top: 12px; padding-top: 14px; border-top: 1px solid rgba(255,255,255,.1); }
.hv-metrics div { font-size: 12px; color: rgba(255,255,255,.55); }
.hv-metrics b { display: block; font-size: 19px; color: #fff; }

/* ---------- 数据条 ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,.12); border-radius: var(--radius-lg); overflow: hidden; margin-top: 60px; }
.stat { background: rgba(6, 26, 58, .55); padding: 26px 20px; text-align: center; }
.stat b { display: block; font-size: 34px; font-weight: 700; letter-spacing: -.02em; background: linear-gradient(92deg, #7fc9ff, #6ff0d0); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { font-size: 13.5px; color: rgba(255, 255, 255, .62); }

/* ---------- 产品矩阵 ---------- */
.prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
/* 三套产品用「识别色」做视觉分区：顶部色条 + 顶部淡色渐染 + 彩色标题，
   让客户一眼分清哪张卡是智慧园区 / 能源 / 能碳 */
.prod-card {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius-lg);
  border-top: 4px solid var(--accent, var(--blue-600));
  background: linear-gradient(180deg, var(--accent-soft, #eef3fb) 0%, #fff 44%);
  padding: 30px 28px; display: flex; flex-direction: column; transition: .26s; overflow: hidden;
}
.prod-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.prod-card.is-primary { box-shadow: 0 14px 40px rgba(30, 111, 217, .15); }
.prod-flag {
  position: absolute; top: 16px; right: 16px; z-index: 2;
  font-size: 11.5px; font-weight: 700; letter-spacing: .04em; color: #fff;
  background: var(--accent, var(--blue-600)); padding: 3px 11px; border-radius: 999px;
  box-shadow: 0 4px 12px rgba(19, 87, 150, .18);
}
.prod-ico { width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 20px; border: 1px solid rgba(255, 255, 255, .9); box-shadow: 0 6px 18px rgba(11, 42, 91, .08); }
.prod-card h3 { font-size: 21px; margin-bottom: 6px; color: var(--accent, var(--ink-900)); }
.prod-en { font-size: 12px; letter-spacing: .1em; color: var(--accent, var(--ink-400)); opacity: .72; text-transform: uppercase; margin-bottom: 14px; font-weight: 700; }
.en-badge {
  display: inline-block; margin-left: 8px; padding: 2px 9px; border-radius: 999px;
  font-size: 11px; font-weight: 700; letter-spacing: 0; text-transform: none; opacity: 1;
  color: var(--accent, #1e6fd9); background: var(--accent-soft, #e8f1fd);
}
.prod-card > p { color: var(--ink-500); font-size: 14.5px; margin-bottom: 20px; }
/* 产品卡里的「系统界面」截图：PNG 本身就是整屏 16:10 全充满画面（零裁切），
   圆角与投影交给 CSS 负责，因此这里可以放心加 border-radius / box-shadow */
.prod-shot { margin: 0 0 20px; }
.prod-shot img {
  display: block; width: 100%; height: auto;
  border-radius: 12px;
  box-shadow: 0 1px 0 rgba(15, 31, 62, .06), 0 16px 34px -16px rgba(15, 31, 62, .38);
}
.prod-feats { display: grid; gap: 9px; margin-bottom: 24px; }
.prod-feats li { display: flex; gap: 9px; font-size: 14px; color: var(--ink-600); align-items: flex-start; }
.chk { width: 16px; height: 16px; flex-shrink: 0; margin-top: 4px; }
.prod-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; padding-top: 18px; border-top: 1px dashed var(--line); }
.prod-link { font-size: 14px; font-weight: 600; color: var(--accent, var(--blue-600)); display: inline-flex; align-items: center; gap: 5px; }
.prod-link:hover { gap: 9px; }
.prod-price { font-size: 12.5px; color: var(--ink-400); }
.prod-price b { color: var(--orange-600); font-size: 15px; }

/* ---------- 能力/场景网格 ---------- */
.cap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.cap {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: .22s; display: flex; flex-direction: column;
  padding: 22px 20px 24px;   /* 纯图标卡自带内边距（配图卡在下面单独复位为 0） */
}
.cap:hover { border-color: var(--blue-300); box-shadow: var(--shadow); transform: translateY(-3px); }
/* 图标默认「不上移」。
   ⚠️ 2026-10-12 修复：.cap 带 overflow:hidden，而 .cap-ico 原为 margin-top:-21px
   （那是给「图 + 图标上叠」的配图卡用的），站内所有卡都没有配图 →
   图标被卡片顶部裁掉一半，全站子页（能源 / 能碳 / 园区）的小 logo 都看不见。 */
.cap-ico {
  width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center;
  margin: 0 0 14px; position: relative; z-index: 2;
  border: 3px solid #fff; box-shadow: 0 5px 16px rgba(11, 42, 91, .15);
}
/* 配图卡（.cap-img + .cap-body）：图满宽在上，文字在下
   ⚠️ 2026-10-12 启用：能源页「从采集到优化，闭环八件事」八张卡改为配图卡，
   配图直接取自真实系统截图（能源驾驶舱 / 能碳平台）的功能模块局部。 */
.cap:has(> .cap-img) { padding: 0; }
.cap-img {
  display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; object-position: center top;
  background: #0b1a2b; border-bottom: 1px solid var(--line); transition: .45s;
}
.cap:hover .cap-img { transform: scale(1.04); }
.cap-body { padding: 0 20px 22px; display: flex; flex-direction: column; flex: 1; }
.cap:has(> .cap-img) .cap-body { padding: 17px 20px 22px; }
.cap:has(> .cap-img) .cap-ico { margin-top: -21px; }
.cap h4 { font-size: 15.5px; margin-bottom: 6px; }
.cap p { font-size: 13.5px; color: var(--ink-500); line-height: 1.65; }

/* ---------- 双栏图文 ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split.rev .split-media { order: 2; }
.split h2 { font-size: 31px; margin-bottom: 16px; }
.split-lead { color: var(--ink-500); font-size: 15.5px; margin-bottom: 26px; }
.klist { display: grid; gap: 18px; }
.kitem { display: flex; gap: 14px; }
.kitem-n { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; font-size: 14px; font-weight: 700; flex-shrink: 0; }
.kitem-ico { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; flex-shrink: 0; margin-top: 1px; }
.kitem-ico svg { width: 19px; height: 19px; display: block; }
.kitem h4 { font-size: 15.5px; margin-bottom: 3px; }
.kitem p { font-size: 14px; color: var(--ink-500); }

/* 产品详解区媒体框：写实笔记本电脑样机
   = 深色窄边框屏幕（屏内嵌线上系统真实截图）+ 银色金属机身 + 转轴凹槽 + 屏幕玻璃反光
   底座前沿压产品识别色，与产品矩阵卡同一套色彩语言 */
.split-media .laptop {
  position: relative;
  filter: drop-shadow(0 26px 40px rgba(15, 31, 62, .38));   /* 贴合机身轮廓的柔和投影 */
}
.laptop-screen {
  position: relative; overflow: hidden;
  border: 10px solid #12161d; border-bottom: 0;             /* 深色 bezel（真机屏幕边框） */
  border-radius: 13px 13px 2px 2px;
  background: #05070b;                                      /* 屏幕底色：近黑，像关屏玻璃 */
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .08);     /* bezel 内沿一圈极细反光 */
}
.laptop-screen::before {          /* 摄像头 */
  content: ""; position: absolute; top: 2.5px; left: 50%; transform: translateX(-50%);
  width: 6px; height: 6px; border-radius: 50%;
  background: #1b222c; box-shadow: inset 0 0 0 1px #3b4552; z-index: 3;
}
.laptop-screen::after {           /* 屏幕玻璃斜向反光 */
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: linear-gradient(114deg,
    rgba(255, 255, 255, .12) 0%, rgba(255, 255, 255, .04) 26%, rgba(255, 255, 255, 0) 46%);
}
.laptop-screen img { display: block; width: 100%; height: auto; }
.laptop-base {
  position: relative; height: 14px; margin: 0 -18px;   /* 固定外扩，避免窄屏顶破 .wrap 的 24px 内边距 */
  background: linear-gradient(180deg, #fdfefe 0%, #e6ecf3 34%, #ccd5e0 68%, #aeb9c8 100%);
  border-radius: 0 0 14px 14px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .95), 0 24px 38px -22px rgba(15, 31, 62, .7);
}
.laptop-base::before {            /* 转轴凹槽 */
  content: ""; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 21%; height: 6px; border-radius: 0 0 8px 8px;
  background: linear-gradient(180deg, #8f9cad, #c9d2de);
  box-shadow: inset 0 -1px 0 rgba(255, 255, 255, .65);
}
.laptop-base::after {             /* 前沿产品识别色 */
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
  background: var(--lap-accent, #cdd6e1); border-radius: 0 0 14px 14px;
}
#park   .split-media { --lap-accent: #1e6fd9; }
#energy .split-media { --lap-accent: #1e9e8a; }
#carbon .split-media { --lap-accent: #4b7f4f; }

/* 三个产品详解区左右交替：智慧园区(图左) → 能源(图右) → 能碳(图左)，避免连续两块同向 */
#carbon .split > .split-media { order: -1; }
@media (max-width: 1024px) { #carbon .split > .split-media { order: 0; } }

/* ---------- 版本报价 ---------- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }
.price-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 30px 28px; position: relative; transition: .24s; display: flex; flex-direction: column;
}
.price-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.price-card.hot { border: 2px solid var(--orange-500); box-shadow: 0 18px 44px rgba(245, 166, 35, .2); }
.price-badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--orange-500); color: #fff; font-size: 12.5px; font-weight: 700;
  padding: 5px 16px; border-radius: 999px; white-space: nowrap;
}
.price-name { font-size: 19px; font-weight: 700; margin-bottom: 4px; }
.price-desc { font-size: 13.5px; color: var(--ink-400); margin-bottom: 20px; }
.price-amt { display: flex; align-items: baseline; gap: 4px; margin-bottom: 6px; }
.price-amt .cur { font-size: 20px; font-weight: 700; color: var(--ink-900); }
.price-amt .num { font-size: 40px; font-weight: 700; color: var(--ink-900); letter-spacing: -.03em; line-height: 1; }
.price-amt .per { font-size: 14px; color: var(--ink-400); }
.price-amt .txt { font-size: 27px; font-weight: 700; color: var(--ink-900); }
.price-note { font-size: 13px; color: var(--ink-400); margin-bottom: 22px; min-height: 20px; }
.price-hr { height: 1px; background: var(--line); margin-bottom: 20px; }
.price-feats { display: grid; gap: 11px; margin-bottom: 26px; }
.price-feats li { display: flex; gap: 9px; font-size: 14px; color: var(--ink-600); }
.price-feats li.off { color: var(--ink-400); }
.price-card .btn { margin-top: auto; }

/* 四档模式：窄卡片字号适配 */
.price-grid-4 .price-card { padding: 26px 22px; }
.price-grid-4 .price-name { font-size: 18px; }
.price-grid-4 .price-desc { font-size: 13px; }
.price-grid-4 .price-amt .cur { font-size: 17px; }
.price-grid-4 .price-amt .num { font-size: 34px; }
.price-grid-4 .price-amt .txt { font-size: 22px; white-space: nowrap; }
.price-grid-4 .price-note { font-size: 12.5px; line-height: 1.6; }
.price-grid-4 .price-feats li { font-size: 13.5px; line-height: 1.55; }
.price-grid-4 .price-badge { font-size: 12px; padding: 4px 14px; }

/* 四档合作模式强制排成一行（用双类名提高优先级，覆盖响应式里的 1fr 1fr） */
.price-grid.price-grid-4 { grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: stretch; }
.price-grid.price-grid-4 .price-card { padding: 24px 18px; }

/* 两档合作模式（能源管理平台 / 能碳管理平台：只有定制开发 + 总包渠道合作） */
.price-grid.price-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; max-width: 880px; margin: 0 auto; }
@media (max-width: 760px) { .price-grid.price-grid-2 { grid-template-columns: 1fr; gap: 18px; } }
/* 合作模式口径说明条：避免误认为能源 / 能碳也有 SaaS 与私有化版本 */
.mode-note {
  margin: 34px auto 0; max-width: 880px; text-align: center;
  background: var(--blue-50); border: 1px dashed var(--blue-300); border-radius: var(--radius-lg);
  padding: 18px 24px; font-size: 14px; color: var(--ink-600); line-height: 1.8;
}
.mode-note b { color: var(--ink-900); }
.mode-note a { color: var(--blue-600); font-weight: 700; }
.mode-note a:hover { text-decoration: underline; }

/* ---------- 在线演示系统入口（三套产品组均带跳转） ---------- */
.btn-demo {
  color: var(--blue-600); background: #fff; border: 1.5px solid var(--blue-300);
  box-shadow: 0 4px 14px rgba(19, 87, 150, .1); font-weight: 700;
}
.btn-demo:hover { background: var(--blue-600); border-color: var(--blue-600); color: #fff; transform: translateY(-2px); box-shadow: 0 12px 28px rgba(30, 111, 217, .28); }
.btn-demo .demo-dot { width: 8px; height: 8px; border-radius: 50%; background: #1a9d6b; flex-shrink: 0; animation: demoPulse 1.9s infinite; }
.btn-demo:hover .demo-dot { background: #6ff0d0; }
.btn-demo .ext { font-size: 12px; opacity: .85; }
@keyframes demoPulse {
  0% { box-shadow: 0 0 0 0 rgba(26, 157, 107, .55); }
  70% { box-shadow: 0 0 0 9px rgba(26, 157, 107, 0); }
  100% { box-shadow: 0 0 0 0 rgba(26, 157, 107, 0); }
}
/* 深色底（Hero / CTA）版本 —— 必须写在 .btn-demo 之后才能覆盖 */
.btn-demo-light { color: #fff; background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .45); box-shadow: none; }
.btn-demo-light:hover { background: #fff; color: var(--navy-700); border-color: #fff; }
.btn-demo-light:hover .demo-dot { background: #1a9d6b; }
/* 产品矩阵卡上的演示入口 */
.prod-demo {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 14px; padding: 11px 14px; border-radius: var(--radius-sm);
  background: var(--accent-soft, var(--blue-50)); color: var(--accent, var(--blue-600));
  border: 1px dashed var(--accent, var(--blue-600));
  font-size: 13.5px; font-weight: 700; transition: .2s;
}
.prod-demo:hover { background: var(--accent, var(--blue-600)); color: #fff; border-style: solid; }
.prod-demo .demo-dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; animation: demoPulse 1.9s infinite; }
.prod-demo .ext { font-size: 11.5px; opacity: .8; }
/* 产品卡底部的两个动作：免费试用 + 在线演示 */
.prod-actions { display: flex; gap: 10px; margin-top: 14px; }
.prod-actions .prod-demo { margin-top: 0; flex: 1; }
.prod-trial {
  display: inline-flex; align-items: center; justify-content: center; gap: 5px; flex-shrink: 0;
  padding: 11px 16px; border-radius: var(--radius-sm);
  background: var(--accent, var(--blue-600)); border: 1px solid var(--accent, var(--blue-600));
  color: #fff; font-size: 13.5px; font-weight: 700; white-space: nowrap;
  transition: filter .2s, box-shadow .2s, transform .2s;
}
.prod-trial:hover { filter: brightness(.93); box-shadow: 0 10px 24px rgba(11, 42, 91, .22); transform: translateY(-1px); }
.prod-trial .ext { font-size: 11.5px; opacity: .85; }
@media (max-width: 480px) { .prod-actions { flex-wrap: wrap; } .prod-actions .prod-demo { flex-basis: 100%; } }
/* 产品详解区的按钮组 + 提示 */
.split-cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 28px; }
.demo-tip { font-size: 12.5px; color: var(--ink-400); margin-top: 12px; }

/* ---------- 智慧园区平台 · 微信小程序端展示 ---------- */
.mini-show {
  margin-top: 56px; padding: 40px 40px 44px; border-radius: var(--radius-xl);
  background: linear-gradient(160deg, #eef4fd, #f8fbff 62%);
  border: 1px solid #dbe7f8;
}
.mini-head { max-width: 760px; }
.mini-tag {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .04em;
  color: #fff; background: linear-gradient(100deg, var(--blue-500), var(--blue-600));
  padding: 4px 13px; border-radius: 999px; margin-bottom: 14px;
}
.mini-head h3 { font-size: 24px; margin-bottom: 12px; }
.mini-head p { font-size: 14.5px; color: var(--ink-500); line-height: 1.8; }
.mini-points { display: grid; gap: 8px; margin-top: 16px; }
.mini-points li { position: relative; padding-left: 20px; font-size: 14px; color: var(--ink-600); }
.mini-points li::before { content: ''; position: absolute; left: 0; top: 8px; width: 7px; height: 7px; border-radius: 2px; background: var(--blue-600); }
.mini-phones { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 34px; align-items: start; }
.mini-phone { margin: 0; text-align: center; }
.mini-phone img {
  width: 100%; max-width: 238px; margin: 0 auto; display: block; background: #fff;
  border-radius: 26px; box-shadow: 0 18px 44px rgba(11, 42, 91, .16); transition: .28s;
}
.mini-phone:hover img { transform: translateY(-6px); box-shadow: 0 26px 60px rgba(11, 42, 91, .22); }
.mini-phone figcaption { margin-top: 14px; font-size: 13px; font-weight: 600; color: var(--ink-600); }
@media (max-width: 1024px) { .mini-phones { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .mini-show { padding: 28px 20px 32px; } .mini-phones { gap: 16px; } }
/* 副标题保持单行：宽度充足时不换行，窄屏自动回退换行避免溢出 */
@media (min-width: 1180px) {
  .price-grid-4 .price-desc,
  .price-grid-4 .price-note { white-space: nowrap; }
}
/* 四种合作模式之间的递进箭头：SaaS → 私有化 → 定制开发 → 总包渠道 */
.price-grid.price-grid-4 .price-card:not(:last-child)::after {
  content: '→';
  position: absolute; top: 50%; right: -13px; transform: translateY(-50%);
  width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(140deg, var(--blue-600), var(--navy-700));
  color: #fff; font-size: 13px; font-weight: 700; line-height: 1;
  box-shadow: 0 4px 12px rgba(19, 87, 150, .3);
  z-index: 6;
}
@media (max-width: 1024px) { .price-grid.price-grid-4 .price-card::after { display: none; } }
@media (max-width: 1024px) { .price-grid.price-grid-4 { grid-template-columns: 1fr 1fr; gap: 18px; } }
@media (max-width: 700px) { .price-grid.price-grid-4 { grid-template-columns: 1fr; } }

/* ---------- 对比表 ---------- */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; }
table.cmp { width: 100%; border-collapse: collapse; min-width: 940px; font-size: 14px; }
table.cmp th, table.cmp td { padding: 15px 16px; text-align: left; border-bottom: 1px solid var(--line-soft); }
table.cmp thead th { background: var(--blue-50); font-size: 14px; color: var(--ink-900); font-weight: 700; }
table.cmp thead th:not(:first-child) { text-align: center; }
table.cmp td:not(:first-child) { text-align: center; }
table.cmp tbody tr:last-child td { border-bottom: none; }
table.cmp tbody tr:hover { background: var(--blue-50); }
.yes { color: #1a9d6b; font-weight: 700; }
.no { color: var(--ink-400); }
.tag-pill { display: inline-block; font-size: 12px; padding: 2px 10px; border-radius: 999px; background: var(--blue-100); color: var(--blue-600); font-weight: 600; }

/* ---------- 步骤 ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; position: relative; }
.step { text-align: center; }
.step-n {
  width: 52px; height: 52px; margin: 0 auto 16px; border-radius: 50%;
  display: grid; place-items: center; font-size: 18px; font-weight: 700;
  background: linear-gradient(140deg, var(--blue-600), var(--navy-700)); color: #fff;
  box-shadow: 0 8px 22px rgba(30, 111, 217, .26);
}
.step h4 { font-size: 16px; margin-bottom: 7px; }
.step p { font-size: 13.5px; color: var(--ink-500); }

/* ---------- 四阶段交付：时间轴（导轨 + 号点 + 卡片 + 连贯箭头） ---------- */
.steps.steps-4::before {
  content: ''; position: absolute; top: 26px; left: 12.5%; right: 12.5%; height: 3px; border-radius: 3px;
  background: linear-gradient(90deg, #1e6fd9, #2f9e9e 55%, #4b7f4f);
  opacity: .3;
}
.steps.steps-4 .step { position: relative; display: flex; flex-direction: column; }
.step-node {
  width: 56px; height: 56px; margin: 0 auto 20px; border-radius: 50%;
  background: #fff; display: grid; place-items: center; position: relative; z-index: 2;
  box-shadow: 0 0 0 1px var(--line), 0 10px 24px rgba(19, 87, 150, .16);
}
.steps.steps-4 .step-n {
  width: 44px; height: 44px; margin: 0; border-radius: 50%; font-size: 17px; font-weight: 800;
  background: linear-gradient(140deg, var(--blue-500), var(--navy-700)); color: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .38);
}
.step-body {
  flex: 1; background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 18px 16px 20px; text-align: center; transition: .24s;
  box-shadow: 0 10px 26px rgba(11, 42, 91, .06);
}
.steps.steps-4 .step:hover .step-body { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--blue-300); }
.step-dur {
  display: inline-block; font-size: 11.5px; font-weight: 700; letter-spacing: .02em;
  color: #fff; background: linear-gradient(100deg, var(--blue-500), var(--blue-600));
  padding: 3px 12px; border-radius: 999px; margin-bottom: 12px;
}
.steps.steps-4 .step h4 { min-height: 22px; font-size: 15.5px; margin-bottom: 8px; }
.steps.steps-4 .step p { font-size: 13px; line-height: 1.6; }
.steps.steps-4 .step:not(:last-child)::after {
  content: '›';
  position: absolute; top: 14px; right: -25px;
  width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(140deg, var(--blue-600), var(--navy-700));
  color: #fff; font-size: 19px; font-weight: 700; line-height: 1;
  box-shadow: 0 5px 14px rgba(19, 87, 150, .3);
  z-index: 4;
}
@media (min-width: 1180px) { .steps.steps-4 .step p { white-space: nowrap; } }
@media (max-width: 1024px) {
  .steps.steps-4::before,
  .steps.steps-4 .step::after { display: none; }
  .steps.steps-4 .step h4 { min-height: 0; }
}

/* ---------- 客户 / logo ---------- */
.logos { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.logo-item {
  display: flex; flex-direction: column; align-items: center; justify-content: flex-start; gap: 9px;
  min-height: 112px; padding: 16px 10px 14px; text-align: center;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); transition: .22s;
}
.logo-item:hover { border-color: var(--blue-300); box-shadow: var(--shadow); transform: translateY(-3px); }
.clogo { width: 40px; height: 40px; flex-shrink: 0; display: block; }
.clogo-name { font-size: 13px; font-weight: 600; color: var(--ink-600); line-height: 1.45; transition: .22s; }
.logo-item:hover .clogo-name { color: var(--blue-600); }
.logo-item.is-more { border-style: dashed; background: var(--blue-50); }
.logo-item.is-more .clogo-name { color: var(--blue-600); }

/* ---------- 评价 ---------- */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.quote { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 28px 26px; }
.quote p { font-size: 14.5px; color: var(--ink-600); margin: 16px 0 20px; }
.quote-who { display: flex; align-items: center; gap: 12px; }
.avatar { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: 15px; flex-shrink: 0; }
.quote-who b { display: block; font-size: 14px; }
.quote-who span { font-size: 12.5px; color: var(--ink-400); }
.stars { color: var(--orange-500); font-size: 14px; letter-spacing: 2px; }

/* ---------- 经典案例卡片 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 44px; }
.case-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  display: flex; flex-direction: column; transition: .24s; position: relative; overflow: hidden;
}
.case-card::before { content: ''; position: absolute; left: 0; top: 0; height: 3px; width: 100%; background: var(--accent, var(--blue-600)); transform: scaleX(0); transform-origin: left; transition: .3s; z-index: 3; }
.case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: transparent; }
.case-card:hover::before { transform: scaleX(1); }
.case-img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; background: var(--blue-50); cursor: zoom-in; transition: .4s; }
.case-card:hover .case-img { transform: scale(1.04); }
.case-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.case-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.case-cat { font-size: 12px; font-weight: 700; padding: 3px 11px; border-radius: 999px; color: var(--accent, var(--blue-600)); background: var(--accent-soft, var(--blue-50)); white-space: nowrap; }
.case-time { font-size: 12px; color: var(--ink-400); white-space: nowrap; }
.case-card h3 { font-size: 15.5px; line-height: 1.5; margin-bottom: 9px; }
.case-desc { font-size: 13px; color: var(--ink-500); line-height: 1.7; margin-bottom: 16px; }
.case-meta { margin-top: auto; display: flex; flex-wrap: wrap; gap: 8px 24px; padding-top: 14px; border-top: 1px solid var(--line-soft); }
.case-meta b { display: block; font-size: 14.5px; color: var(--ink-900); }
.case-meta span { font-size: 11.5px; color: var(--ink-400); }

/* ---------- 微信二维码 ---------- */
.wx-card {
  display: flex; align-items: center; gap: 20px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 20px; box-shadow: var(--shadow-sm);
}
.wx-card img {
  width: 132px; height: 176px; border-radius: var(--radius); flex-shrink: 0;
  object-fit: cover; background: var(--blue-50); cursor: zoom-in; transition: .2s;
}
.wx-card img:hover { transform: scale(1.02); box-shadow: var(--shadow); }
.wx-card h4 { font-size: 17px; margin-bottom: 6px; }
.wx-card p { font-size: 13px; color: var(--ink-500); line-height: 1.7; }
.wx-hint { display: inline-block; margin-top: 10px; font-size: 12px; color: var(--blue-600); font-weight: 600; }

/* ---------- 图片放大弹窗 ---------- */
.modal {
  position: fixed; inset: 0; z-index: 300; display: none; place-items: center;
  background: rgba(4, 18, 42, .78); padding: 28px; backdrop-filter: blur(4px);
}
.modal.open { display: grid; }
.modal img {
  max-width: min(430px, 88vw); max-height: 84vh; border-radius: 14px;
  box-shadow: 0 30px 76px rgba(0, 0, 0, .5); background: #fff; display: block;
}
.modal-close {
  position: absolute; top: 20px; right: 22px; width: 42px; height: 42px; border-radius: 50%;
  background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .28);
  color: #fff; font-size: 22px; line-height: 1; cursor: pointer; display: grid; place-items: center;
}
.modal-close:hover { background: rgba(255, 255, 255, .26); }

/* ---------- 全国项目分布地图 ---------- */
.map-block { margin-top: 48px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 26px 26px 22px; }
.map-head { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.map-head h3 { font-size: 20px; margin-bottom: 7px; }
.map-head p { font-size: 13.5px; color: var(--ink-500); max-width: 560px; line-height: 1.7; }
.map-legend { display: flex; flex-direction: column; align-items: flex-end; gap: 6px; font-size: 12.5px; color: var(--ink-400); }
.map-legend b { color: var(--ink-900); font-size: 14px; }
.map-legend i { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--orange-500); margin-right: 6px; }
.case-map {
  position: relative; width: 100%; height: 520px; border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(140deg, #eef3fa, #e3ecf7);
  border: 1px solid var(--line);
}
.map-note { margin-top: 12px; font-size: 12px; color: var(--ink-400); }
.map-fallback {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 8px; text-align: center; padding: 24px;
}
.map-fallback b { font-size: 19px; color: var(--navy-800); }
.map-fallback span { font-size: 14px; color: var(--ink-600); letter-spacing: .04em; }
.map-fallback em { font-size: 12.5px; color: var(--ink-400); font-style: normal; }
.city-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.city-chip {
  display: inline-flex; align-items: center; gap: 7px; font-size: 13px; padding: 6px 13px;
  background: var(--blue-50); border: 1px solid var(--line); border-radius: 999px; color: var(--ink-600);
}
.city-chip b { color: var(--ink-900); }
.city-chip span { color: var(--ink-400); font-size: 12px; }

/* ---------- CTA ---------- */
.cta {
  border-radius: var(--radius-xl); padding: 56px 48px; text-align: center; color: #fff;
  background:
    radial-gradient(700px 340px at 82% 12%, rgba(58, 142, 229, .5), transparent 60%),
    linear-gradient(140deg, var(--navy-950), var(--navy-700));
  position: relative; overflow: hidden;
}
.cta h2 { font-size: 32px; margin-bottom: 14px; }
.cta p { color: rgba(255, 255, 255, .74); margin-bottom: 30px; font-size: 15.5px; }
.cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-mini { margin-top: 22px; font-size: 13px; color: rgba(255, 255, 255, .5); }

/* ---------- FAQ ---------- */
.faq { max-width: 880px; margin: 0 auto; display: grid; gap: 12px; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius); background: #fff; overflow: hidden; }
.faq-q {
  padding: 18px 22px; font-size: 15.5px; font-weight: 600; color: var(--ink-900);
  cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-q::after { content: '+'; font-size: 22px; color: var(--blue-600); font-weight: 400; line-height: 1; transition: .2s; }
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-item.open .faq-a { max-height: 320px; }
.faq-a p { padding: 0 22px 20px; font-size: 14.5px; color: var(--ink-500); }

/* ---------- 页脚 ---------- */
.footer { background: var(--navy-950); color: rgba(255, 255, 255, .62); padding: 60px 0 0; font-size: 14px; }
.f-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 44px; padding-bottom: 44px; }
.footer .logo { color: #fff; margin-bottom: 16px; }
.f-desc { font-size: 13px; line-height: 1.85; color: rgba(255, 255, 255, .48); }
.f-col h5 { color: #fff; font-size: 15px; margin-bottom: 18px; font-weight: 600; }
.f-col li { margin-bottom: 11px; }
.f-col a:hover { color: #fff; }
.f-contact div { margin-bottom: 12px; display: flex; gap: 9px; font-size: 13.5px; }
.f-contact b { color: #fff; }
.f-bottom { border-top: 1px solid rgba(255, 255, 255, .1); padding: 22px 0; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; color: rgba(255, 255, 255, .42); }

/* ---------- 移动端 ---------- */
@media (max-width: 1080px) {
  .prod-grid, .price-grid, .quotes { grid-template-columns: 1fr 1fr; }
  .cap-grid, .steps { grid-template-columns: 1fr 1fr; }
  .logos { grid-template-columns: repeat(3, 1fr); }
  .case-grid { grid-template-columns: 1fr 1fr; }
  .f-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 38px; }
}
@media (max-width: 860px) {
  .menu, .nav-actions .btn-ghost { display: none; }
  .burger { display: grid; }
  .menu.open {
    display: flex; flex-direction: column; align-items: stretch; gap: 2px;
    position: absolute; top: var(--nav-h); left: 0; right: 0; background: #fff;
    border-bottom: 1px solid var(--line); padding: 12px 16px 18px; box-shadow: var(--shadow);
  }
  .menu.open > li > a { padding: 13px 12px; font-size: 16px; }
  .menu.open .drop { position: static; transform: none; opacity: 1; visibility: visible; width: 100%; min-width: 0; box-shadow: none; border: none; padding: 0 0 0 10px; }
  .menu.open .drop-d { white-space: normal; }
  .hero-grid, .split, .prod-grid, .price-grid, .quotes, .cap-grid, .steps { grid-template-columns: 1fr; }
  .split.rev .split-media { order: 0; }
  .split { gap: 34px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .hero-in { padding: 56px 0 52px; }
  .hero h1 { font-size: 30px; }
  .sec { padding: 60px 0; }
  .sec-head h2 { font-size: 26px; }
  .cta { padding: 40px 24px; }
  .f-grid { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .price-card.hot { transform: none; }
  .case-grid { grid-template-columns: 1fr; }
  .wx-card { flex-direction: column; text-align: center; }
  .hv-metrics { flex-wrap: wrap; gap: 16px; }
}

/* 滚动淡入 */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- 表单 ---------- */
.form { display: grid; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-item { display: grid; gap: 8px; }
.form-item > label { font-size: 14px; font-weight: 600; color: var(--ink-900); }
.form-item > label span { color: #e06060; }
.form input[type="text"], .form input[type="tel"], .form input[type="email"],
.form select, .form textarea {
  width: 100%; font-family: var(--font); font-size: 14.5px; color: var(--ink-800);
  padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: #fff; outline: none; transition: .18s; resize: vertical;
}
.form input:focus, .form select:focus, .form textarea:focus {
  border-color: var(--blue-500); box-shadow: 0 0 0 3px rgba(58, 142, 229, .13);
}
.form input::placeholder, .form textarea::placeholder { color: #b6bfcd; }
.form-checks { display: flex; flex-wrap: wrap; gap: 10px 20px; padding-top: 4px; }
.chk-item { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--ink-600); cursor: pointer; font-weight: 400; }
.chk-item input { width: 16px; height: 16px; accent-color: var(--blue-600); cursor: pointer; }

/* ---------- 联系人卡片 ---------- */
.contact-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 28px 26px; box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.contact-card::before {
  content: ''; position: absolute; left: 0; top: 0; width: 100%; height: 5px;
  background: linear-gradient(90deg, var(--blue-600), var(--navy-700), var(--orange-500));
}
.cc-head { display: flex; align-items: center; gap: 16px; padding-bottom: 20px; border-bottom: 1px dashed var(--line); }
.cc-list { display: grid; gap: 14px; padding: 20px 0; }
.cc-list > div { display: flex; gap: 14px; font-size: 14px; }
.cc-k { width: 76px; flex-shrink: 0; color: var(--ink-400); }
.cc-v { color: var(--ink-800); }
.cc-actions { padding-top: 6px; }

.contact-note {
  margin-top: 22px; background: var(--blue-50); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 24px 26px;
}
.contact-note h4 { font-size: 16px; margin-bottom: 14px; }
.contact-note ul { display: grid; gap: 9px; margin-bottom: 16px; }
.contact-note li { position: relative; padding-left: 20px; font-size: 14px; color: var(--ink-600); }
.contact-note li::before {
  content: ''; position: absolute; left: 4px; top: 9px; width: 6px; height: 6px;
  border-radius: 50%; background: var(--blue-500);
}
.contact-note p { font-size: 13.5px; color: var(--ink-500); padding-top: 14px; border-top: 1px dashed var(--line); }

/* ==========================================================================
   实施团队
   ========================================================================== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 38px;
}
.tm {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px 22px 24px;
  text-align: center;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.tm:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--blue-300); }
.tm-photo {
  width: 104px; height: 104px; margin: 0 auto 16px;
  border-radius: 50%; overflow: hidden;
  background: var(--blue-50);
  box-shadow: 0 0 0 4px var(--white), 0 0 0 6px var(--blue-100);
}
.tm-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 12%; display: block; }
.tm h4 { font-size: 16px; color: var(--ink-900); margin: 0 0 7px; }
.tm-role {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .04em;
  color: var(--blue-600); background: var(--blue-100);
  padding: 2px 11px; border-radius: 20px; line-height: 1.8;
}
.tm p { margin: 13px 0 0; font-size: 12.8px; line-height: 1.68; color: var(--ink-500); text-align: left; }

.team-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; margin-top: 30px;
  background: var(--line); border: 1px solid var(--line);
  border-radius: var(--radius-lg); overflow: hidden;
}
.team-stats > div { background: var(--white); padding: 22px 16px; text-align: center; }
.team-stats b { display: block; font-size: 25px; line-height: 1.25; color: var(--navy-700); }
.team-stats span { font-size: 12.5px; color: var(--ink-400); }

@media (max-width: 1024px) { .team-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) {
  .team-grid { grid-template-columns: 1fr; gap: 16px; margin-top: 26px; }
  .team-stats { grid-template-columns: repeat(2, 1fr); }
  .tm p { text-align: center; }
}
/* ==========================================================================
   右侧悬浮联系窗
   ========================================================================== */
.dock {
  position: fixed; right: 14px; top: 50%; transform: translateY(-50%);
  z-index: 60; display: flex; flex-direction: column; gap: 8px;
}
.dock-btn {
  position: relative;
  width: 62px; height: 62px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  background: var(--white); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: var(--shadow-sm); color: var(--ink-600);
  font-family: var(--font); font-size: 11.5px; font-weight: 600; line-height: 1;
  text-decoration: none; cursor: pointer;
  transition: background .25s, color .25s, border-color .25s, box-shadow .25s, transform .25s;
}
.dock-btn .di { width: 21px; height: 21px; display: block; }
/* <button> 承担弹窗触发，抹掉浏览器默认外观 */
button.dock-btn { padding: 0; appearance: none; -webkit-appearance: none; font-family: var(--font); }
.dock-btn:hover, .dock-btn:focus { background: var(--blue-600); border-color: var(--blue-600); color: #fff; box-shadow: 0 12px 30px rgba(30, 111, 217, .3); outline: none; }
.dock-btn.is-tel:hover { background: var(--orange-500); border-color: var(--orange-500); box-shadow: 0 12px 30px rgba(245, 166, 35, .32); }
.dock-btn.is-top { opacity: 0; visibility: hidden; transform: translateY(10px); }
.dock.is-scrolled .dock-btn.is-top { opacity: 1; visibility: visible; transform: none; }

/* 点击弹出的二维码全屏层 */
.qr-modal { position: fixed; inset: 0; z-index: 200; display: none; }
.qr-modal.open { display: block; }
.qr-backdrop {
  position: absolute; inset: 0; background: rgba(4, 18, 42, .74);
  -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px);
  animation: qrFade .22s ease both;
}
.qr-card {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(92vw, 384px); background: var(--white); border-radius: var(--radius-lg);
  padding: 30px 26px 26px; text-align: center; box-shadow: var(--shadow-lg);
  animation: qrPop .26s cubic-bezier(.2, .8, .3, 1.08) both;
}
.qr-card h4 { font-size: 18px; color: var(--ink-900); margin: 0 0 18px; }
.qr-img {
  display: block; margin: 0 auto; width: min(70vw, 258px); height: min(70vw, 258px);
  object-fit: contain; border-radius: var(--radius); background: var(--blue-50);
}
.qr-note { margin: 16px 0 0; font-size: 13px; line-height: 1.72; color: var(--ink-500); }
.qr-close {
  position: absolute; right: 10px; top: 8px; width: 36px; height: 36px;
  border: none; background: transparent; border-radius: 50%;
  font-size: 24px; line-height: 1; color: var(--ink-400); cursor: pointer;
  transition: background .2s, color .2s;
}
.qr-close:hover { background: var(--line-soft); color: var(--ink-900); }

/* 电话浮层 */
.qr-phone { display: grid; gap: 16px; padding: 6px 0 2px; }
.qr-tel {
  font-size: 28px; font-weight: 700; letter-spacing: .02em; color: var(--navy-700);
  font-variant-numeric: tabular-nums;
}
.qr-call { justify-self: center; }

/* 在线演示浮层 */
.demo-modal { position: fixed; inset: 0; z-index: 210; display: none; }
.demo-modal.open { display: block; }
.demo-backdrop {
  position: absolute; inset: 0; background: rgba(4, 18, 42, .8);
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  animation: qrFade .22s ease both;
}
.demo-shell {
  position: absolute; inset: 3vh 3vw; background: var(--white);
  border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column;
  animation: qrPop .28s cubic-bezier(.2, .8, .3, 1.06) both;
}
.demo-bar {
  display: flex; align-items: center; gap: 10px; flex-shrink: 0;
  padding: 0 14px; height: 48px;
  background: var(--navy-900); color: #fff;
}
.demo-bar-dot { width: 9px; height: 9px; border-radius: 50%; background: #38d39f; box-shadow: 0 0 0 3px rgba(56, 211, 159, .22); }
.demo-bar-t { font-size: 14px; font-weight: 600; }
.demo-bar-hint { margin-left: auto; font-size: 12px; color: rgba(255, 255, 255, .5); }
.demo-close {
  width: 34px; height: 34px; margin-left: 8px; border: none; border-radius: 8px;
  background: rgba(255, 255, 255, .12); color: #fff; font-size: 20px; line-height: 1; cursor: pointer;
  transition: background .2s;
}
.demo-close:hover { background: rgba(255, 255, 255, .26); }
.demo-frame { flex: 1; width: 100%; border: 0; display: block; background: #fff; }
@media (max-width: 860px) {
  .demo-shell { inset: 0; border-radius: 0; }
  .demo-bar-hint { display: none; }
}

/* 内嵌演示模式：?embed=1 时只保留页面主体 */
html.is-embed .nav,
html.is-embed .footer,
html.is-embed .dock,
html.is-embed .cta,
html.is-embed .hero { display: none !important; }
html.is-embed body { padding-top: 0; }
@keyframes qrFade { from { opacity: 0; } to { opacity: 1; } }
@keyframes qrPop {
  from { opacity: 0; transform: translate(-50%, -46%) scale(.94); }
  to   { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

@media (max-width: 860px) {
  .dock { right: 8px; gap: 6px; }
  .dock-btn { width: 46px; height: 46px; border-radius: 12px; gap: 0; }
  .dock-btn .di { width: 19px; height: 19px; }
  .dock-btn .dl { display: none; }
}
@media (max-height: 620px) { .dock { display: none; } }

/* 打印 */
@media print { .nav, .cta, .footer, .dock, .qr-modal { display: none; } }

/* ========== 导航下拉：智慧园区平台「四大子产品」（二级层级条目） ========== */
.drop-cap {
  margin: 6px 12px 4px; padding-top: 9px; border-top: 1px dashed var(--line);
  font-size: 11.5px; letter-spacing: .06em; color: var(--ink-400);
}
.drop .drop-sm { position: relative; padding: 9px 12px 9px 46px; }
.drop .drop-sm::before {
  content: ""; position: absolute; left: 27px; top: 50%; margin-top: -3px;
  width: 6px; height: 6px; border-radius: 50%; background: #c9ddf6; transition: .16s;
}
.drop .drop-sm:hover::before { background: var(--blue-600); }
.drop .drop-sm .drop-t { font-size: 13.5px; }
.drop .drop-sm .drop-d { margin-top: 1px; font-size: 11.5px; }
@media (max-width: 980px) {
  .drop-cap { margin-left: 0; }
  .drop .drop-sm { padding-left: 18px; }
  .drop .drop-sm::before { left: 4px; }
}

/* ========== 智慧园区平台「子产品」轻量入口行（浅底页面通用） ========== */
.sub-link-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 20px; }
.sub-link-row .sl-t { font-size: 13px; color: var(--ink-500); margin-right: 2px; }
.sub-link-row a {
  display: inline-flex; align-items: center; gap: 4px; padding: 6px 14px;
  border-radius: 999px; font-size: 13px; font-weight: 600;
  color: var(--blue-600); background: #f2f7fe; border: 1px solid #dbe8f8; transition: .18s;
}
.sub-link-row a:hover { background: var(--blue-600); color: #fff; border-color: var(--blue-600); }
@media (max-width: 560px) {
  .sub-link-row a { padding: 6px 11px; font-size: 12.5px; }
}

/* ========== 窄屏修复：.hero-in 同时挂着 .wrap，原 padding「84px 0 76px」会把 .wrap 的
   左右 24px 内边距覆盖掉，导致视口 <1248px 时 hero 内容贴边、文字溢出被截。
   宽屏（≥1248px）下 .wrap 由 max-width:1200px 居中，左右留白足够，故仅在窄屏补回内边距，
   保持宽屏原有视觉不变。 ========== */
@media (max-width: 1248px) {
  .hero-in { padding-left: 24px; padding-right: 24px; }
}



/* ==========================================================================
   真实现场 · 真机设备 · 平台界面（2026-10-12 energy.html 新增板块）
   素材：公司自有实拍/厂家选型图 assets/img/field/ · assets/img/device/
   ========================================================================== */

/* ---------- 现场实拍（4 张横幅，图上压字） ---------- */
.field-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 34px; }
.field-card {
  position: relative; margin: 0; border-radius: var(--radius); overflow: hidden;
  background: var(--navy-900); box-shadow: 0 10px 26px rgba(11, 42, 91, .14);
}
.field-card img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform .5s; }
.field-card:hover img { transform: scale(1.05); }
.field-card figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 28px 15px 13px;
  font-size: 13.5px; font-weight: 700; color: #fff; line-height: 1.35;
  background: linear-gradient(180deg, rgba(4, 12, 24, 0), rgba(4, 12, 24, .86));
}
.field-card figcaption span {
  display: block; margin-top: 3px; font-size: 11.5px; font-weight: 400; color: rgba(255, 255, 255, .72);
}

/* ---------- 真机设备（统一白底方图，1 行 4 个） ---------- */
.dev-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 18px; }
.dev-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 12px 12px 15px; transition: .22s;
}
.dev-card:hover { border-color: var(--blue-300); box-shadow: var(--shadow); transform: translateY(-3px); }
.dev-pic {
  height: 148px; border-radius: 9px; background: #fff; border: 1px solid var(--line-soft);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.dev-pic img { display: block; max-width: 100%; max-height: 100%; }
.dev-card h4 { font-size: 14.5px; margin: 12px 0 4px; }
.dev-card p { font-size: 12.5px; line-height: 1.6; color: var(--ink-500); margin: 0; }
.dev-k {
  display: inline-block; margin-right: 5px; padding: 1px 7px; border-radius: 999px;
  font-size: 11px; font-weight: 700; color: #1e9e8a; background: #e5f6f2; vertical-align: 1px;
}
/* 小节标题（两组素材之间的分隔行） */
.gr-head { display: flex; align-items: center; gap: 12px; margin: 34px 0 0; }
.gr-head h3 { font-size: 17px; margin: 0; white-space: nowrap; }
.gr-head b { color: #1e9e8a; }
.gr-head i { flex: 1; height: 1px; background: var(--line); font-style: normal; }
.gr-head span { font-size: 13px; color: var(--ink-400); white-space: nowrap; }

/* ---------- 平台界面（深色机身 + 真系统截图） ---------- */
.shot-frame {
  margin-top: 34px; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .14); background: #071628;
  box-shadow: 0 30px 72px rgba(4, 14, 28, .45);
}
.shot-bar { display: flex; align-items: center; gap: 7px; padding: 11px 16px; background: #0c2439; }
.shot-bar i { width: 10px; height: 10px; border-radius: 50%; background: #2b4763; }
.shot-bar em { margin-left: 10px; font-style: normal; font-size: 12.5px; color: rgba(255, 255, 255, .5); }
.shot-frame img { display: block; width: 100%; height: auto; }
.shot-points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 26px; }
.shot-point { display: flex; gap: 12px; }
.shot-point .sp-n {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
  background: rgba(30, 158, 138, .18); color: #6ff0d0; font-size: 13px; font-weight: 700;
  font-family: ui-monospace, Menlo, Consolas, monospace;
}
.shot-point h4 { font-size: 14.5px; color: #fff; margin: 0 0 4px; }
.shot-point p { font-size: 13px; line-height: 1.65; color: rgba(255, 255, 255, .68); margin: 0; }

@media (max-width: 1080px) {
  .field-grid { grid-template-columns: repeat(2, 1fr); }
  .dev-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 860px) {
  .dev-grid { grid-template-columns: repeat(2, 1fr); }
  .shot-points { grid-template-columns: 1fr; gap: 16px; }
}
@media (max-width: 560px) {
  .field-grid, .dev-grid { grid-template-columns: 1fr; }
  .dev-pic { height: 176px; }
}

/* ============================================================
   carbon.html 专用：政策依据卡 / 数据链路 / 多端协同
   ============================================================ */

/* ---------- 政策依据 · 红头文件卡（红头线 / 红标签 / 红标题 / 红会议时间）---------- */
.pol-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.pol {
  position: relative; display: flex; flex-direction: column;
  background: #fff; border: 1px solid #f0dedb; border-top: 3px solid #c62b26;
  border-radius: var(--radius-lg); padding: 20px 20px 22px; transition: .22s;
}
.pol:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(150, 40, 35, .13); border-color: #e8cbc7; border-top-color: #c62b26; }
.pol-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.pol-ico { width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center; background: #fdecea; flex-shrink: 0; }
.pol-kind { font-size: 11.5px; font-weight: 700; color: #b3241f; background: #fdecea; padding: 4px 10px; border-radius: 999px; white-space: nowrap; }
.pol h4 { font-size: 14px; line-height: 1.55; color: #b3241f; margin: 0 0 8px; padding-bottom: 9px; border-bottom: 1px solid #f6e3e1; }
.pol-meta { font-size: 11.5px; color: #b8352c; margin-bottom: 16px; }
.pol-keys { margin-top: auto; border-top: 1px dashed var(--line); padding-top: 14px; display: grid; gap: 9px; }
.pol-key { display: flex; align-items: baseline; gap: 9px; }
.pol-key b { font-size: 19px; font-weight: 800; color: var(--carbon); font-family: ui-monospace, Menlo, Consolas, monospace; letter-spacing: -.02em; flex-shrink: 0; }
.pol-key span { font-size: 11.5px; color: var(--ink-500); line-height: 1.4; }

/* ---------- 数据链路 · 一次采集 能碳两用 ---------- */
.flow-src {
  display: flex; align-items: center; gap: 16px;
  background: linear-gradient(115deg, #eaf4ea 0%, #e7f4ee 55%, #e5f6f2 100%);
  border: 1px solid #d2e6d5; border-radius: var(--radius-lg);
  padding: 18px 24px; margin-bottom: 26px;
}
.flow-src-ico { width: 44px; height: 44px; border-radius: 12px; background: #fff; display: grid; place-items: center; box-shadow: var(--shadow-sm); flex-shrink: 0; }
.flow-src-txt b { display: block; font-size: 15px; color: var(--ink-900); }
.flow-src-txt span { font-size: 12.5px; color: var(--ink-500); }
.flow-src-badge { margin-left: auto; font-size: 12px; font-weight: 700; color: #fff; background: var(--carbon); border-radius: 999px; padding: 7px 15px; white-space: nowrap; }
.flow-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 30px; }
.flow-step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 18px 16px 20px; transition: .22s; }
.flow-step:hover { border-color: #cfe4d1; box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.flow-step .fs-n { font-size: 11.5px; font-weight: 800; color: var(--carbon); font-family: ui-monospace, Menlo, Consolas, monospace; letter-spacing: .06em; }
.flow-step h4 { font-size: 14.5px; margin: 7px 0 6px; }
.flow-step p { font-size: 12px; line-height: 1.6; color: var(--ink-500); }
.flow-step.is-key { background: linear-gradient(150deg, #eaf4ea, #e6f4ee); border-color: #cfe4d1; }
.flow-step:not(:last-child)::after {
  content: ''; position: absolute; top: 50%; right: -21px; width: 11px; height: 11px;
  border-top: 2px solid #b9d4bc; border-right: 2px solid #b9d4bc;
  transform: translateY(-50%) rotate(45deg);
}
.flow-out { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 24px; background: #fff; border: 1px dashed #cfe4d1; border-radius: var(--radius-lg); padding: 16px 22px; }
.flow-out .fo-t { font-size: 12.5px; font-weight: 700; color: var(--carbon); margin-right: 4px; }
.flow-out .fo-chip { font-size: 12.5px; color: var(--ink-600); background: var(--carbon-soft); border-radius: 999px; padding: 6px 14px; }

/* ---------- 多端协同 ---------- */
.multi-row { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; }
.multi-row + .multi-row { margin-top: 76px; }
.multi-row.rev { grid-template-columns: 1.1fr 1fr; }
.multi-row.rev .multi-copy { order: 2; }
.multi-tag { display: inline-block; font-size: 12.5px; font-weight: 700; color: var(--carbon); background: var(--carbon-soft); padding: 5px 13px; border-radius: 999px; margin-bottom: 14px; }
.multi-copy h3 { font-size: 26px; line-height: 1.32; margin-bottom: 14px; }
.multi-copy > p { color: var(--ink-500); font-size: 14.5px; margin-bottom: 18px; }
.multi-phones { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; align-items: start; }
.multi-phones .mini-phone img { width: 100%; max-width: 100%; height: auto; border-radius: 20px; box-shadow: 0 14px 34px rgba(11, 42, 91, .14); }
.multi-phones .mini-phone figcaption { font-size: 12px; }

@media (max-width: 1080px) {
  .pol-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-steps { grid-template-columns: repeat(3, 1fr); row-gap: 26px; }
  .flow-step:nth-child(3)::after { display: none; }
  .multi-row, .multi-row.rev { grid-template-columns: 1fr; gap: 34px; }
  .multi-row.rev .multi-copy { order: 0; }
}
@media (max-width: 620px) {
  .pol-grid, .flow-steps { grid-template-columns: 1fr; }
  .flow-step::after { display: none; }
  .flow-src { flex-wrap: wrap; }
  .flow-src-badge { margin-left: 0; }
}

/* ---------- 实施路径 · 三步走 ---------- */
.path-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.path {
  position: relative; display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; transition: .22s;
}
.path:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cfe4d1; }
.path-img { display: block; width: 100%; aspect-ratio: 7 / 4; object-fit: cover; background: #eef4ee; }
.path-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.path-step {
  font-size: 11.5px; font-weight: 800; letter-spacing: .12em; color: var(--carbon);
  font-family: ui-monospace, Menlo, Consolas, monospace;
}
.path-body h4 { font-size: 18px; margin: 8px 0 10px; }
.path-body p { font-size: 13.5px; line-height: 1.7; color: var(--ink-500); }
.path-tags {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto;
  padding-top: 16px; border-top: 1px dashed var(--line);
}
.path-tags span { font-size: 12px; color: var(--ink-600); background: var(--carbon-soft); border-radius: 999px; padding: 5px 12px; }
.path-note {
  margin-top: 28px; text-align: center; font-size: 13px; color: var(--ink-400);
  background: #fff; border: 1px dashed #cfe4d1; border-radius: var(--radius-lg); padding: 16px 22px;
}
.path-note b { color: var(--carbon); }

/* 第三步详解 · 通栏全链路大图 */
.path-detail {
  margin-top: 30px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 24px 26px 26px;
}
.path-detail > h3 { font-size: 20px; margin-bottom: 8px; }
.path-detail > p { font-size: 13.5px; line-height: 1.7; color: var(--ink-500); margin-bottom: 20px; max-width: 1000px; }
.path-detail-img { display: block; width: 100%; border-radius: 12px; }
.path-detail-feats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 22px; }
.path-feat { background: #f7fbf8; border: 1px solid #e0ece4; border-radius: 12px; padding: 14px 16px; }
.path-feat b { display: block; font-size: 13.5px; color: #2f5c34; margin-bottom: 6px; }
.path-feat span { font-size: 12.5px; line-height: 1.6; color: var(--ink-500); }

@media (max-width: 1080px) {
  .path-grid { grid-template-columns: 1fr 1fr; gap: 18px; }
  .path-detail-feats { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .path-grid, .path-detail-feats { grid-template-columns: 1fr; }
  .path-detail { padding: 18px; }
}