/* ==========================================================================
   惠友科技官网 v2.3 · 全站样式
   品牌色：Logo 深蓝 #003399 / 科技绿 #80C020
   规范：内容宽度 ≤1440 · 圆角克制（卡 8px / 按钮 5px）· 全端响应式
   ========================================================================== */

:root {
  --brand:      #003399;
  --brand-deep: #002B80;
  --brand-soft: #E8EEF9;
  --green:      #80C020;
  --green-deep: #6AA60F;
  --green-soft: #F3F9E8;
  --navy:       #071C4D;
  --navy-2:     #0B2A6B;

  --ink:    #16202E;
  --ink-2:  #5B6572;
  --ink-3:  #A4ADC0;
  --line:   #E3E8F0;
  --bg:     #FFFFFF;
  --bg-alt: #F5F7FB;

  --radius:   8px;
  --radius-s: 5px;
  --shadow:    0 4px 20px rgba(7, 28, 77, .07);
  --shadow-up: 0 12px 36px rgba(7, 28, 77, .14);
  --wrap: 1400px;   /* ≤1440 硬性要求 */
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  color: var(--ink); background: var(--bg); line-height: 1.7; font-size: 16px;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.wrap { width: min(var(--wrap), 93.5%); margin: 0 auto; }
.en { font-family: "Segoe UI", Arial, sans-serif; }

/* ================= 按钮（圆角克制） ================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 30px; border-radius: var(--radius-s);
  font-size: 15px; font-weight: 600; letter-spacing: .5px;
  border: 1px solid transparent; cursor: pointer; transition: .22s; white-space: nowrap;
}
.btn-sm { padding: 9px 20px; font-size: 13.5px; }
.btn-lg { padding: 16px 42px; font-size: 16px; }
.btn-blue  { background: var(--brand); color: #fff; }
.btn-blue:hover  { background: var(--brand-deep); transform: translateY(-1px); }
.btn-green { background: linear-gradient(135deg, #8CC931, #61A011); color: #fff; }
.btn-green:hover { background: linear-gradient(135deg, #7FB924, #548D0D); transform: translateY(-1px); }
.btn-line  { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-line:hover  { border-color: var(--brand); color: var(--brand); }
.btn-glass { border-color: rgba(255,255,255,.35); color: #fff; background: rgba(255,255,255,.06); }
.btn-glass:hover { background: rgba(255,255,255,.16); }
.center { text-align: center; margin-top: 44px; }

/* ================= 顶部小菜单（报修含蓄收纳于此） ================= */
.topbar { background: var(--navy); color: rgba(255,255,255,.72); font-size: 12.5px; }
.topbar .wrap { display: flex; justify-content: space-between; align-items: center; height: 36px; gap: 16px; }
.topbar .tb-right { display: flex; gap: 6px; align-items: center; white-space: nowrap; }
.topbar a { padding: 4px 12px; border-radius: 3px; transition: .2s; }
.topbar a:hover { color: #fff; background: rgba(255,255,255,.08); }
.topbar a.tb-fix { color: #CFE9A0; }
.topbar a.tb-fix:hover { background: rgba(128,192,32,.18); color: #fff; }

/* ================= 主导航（一级菜单不折行） ================= */
.header { position: sticky; top: 0; z-index: 200; background: rgba(255,255,255,.93); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.header .wrap { display: flex; align-items: center; justify-content: space-between; height: 78px; gap: clamp(12px, 2vw, 40px); }
.logo-block { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.logo-block img { height: 46px; width: auto; }
.logo-slogan { font-size: 11.5px; color: var(--ink-2); line-height: 1.5; border-left: 1px solid var(--line); padding-left: 14px; white-space: nowrap; }
.logo-slogan b { display: block; color: var(--brand); font-size: 12.5px; }

.nav { display: flex; gap: 2px; align-items: center; white-space: nowrap; flex-wrap: nowrap; overflow: visible; }
.nav > a {
  display: flex; flex-direction: column; align-items: center;
  padding: 8px clamp(10px, 1.2vw, 17px); border-radius: var(--radius-s);
  font-size: 15px; font-weight: 500; color: var(--ink-2); transition: .2s; white-space: nowrap;
}
.nav > a small { font-size: 10px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--ink-3); font-weight: 600; transition: .2s; line-height: 1.3; }
.nav > a:hover, .nav > a.active { color: var(--brand); background: var(--brand-soft); }
.nav > a:hover small, .nav > a.active small { color: var(--brand); }
.nav .nav-agent { color: #fff; background: linear-gradient(135deg, var(--brand), var(--navy-2)); margin-left: 6px; position: relative; }
.nav .nav-agent small { color: rgba(255,255,255,.7); }
.nav .nav-agent:hover { color: #fff; background: linear-gradient(135deg, var(--brand-deep), var(--navy)); }
.nav-agent .dot { position: absolute; top: 7px; right: 9px; width: 6px; height: 6px; border-radius: 50%; background: var(--green); }

.header-cta { display: flex; gap: 12px; align-items: center; flex-shrink: 0; }
.burger { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.burger span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 5px 0; border-radius: 2px; }

/* ================= Hero（顶栏 36px + 导航 78px + Hero = 一屏） ================= */
.hero { position: relative; background: linear-gradient(115deg, #04122E 0%, var(--navy) 42%, var(--navy-2) 62%, #003B99 100%); color: #fff; overflow: hidden; }
/* 背景修饰图独立成层：整体 60% 透明度，与底层蓝渐变叠出沉稳纵向光感 */
.hero::before {
  content: ''; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background: url("/assets/images/hero-tech-bg.jpg") center / cover no-repeat;
  opacity: .6;
}

/* ---- 纵深科技背景层（向内空间感 · 隐形科技元素） ---- */
.hero-bg { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
/* 文字区压暗：左半幅渐变遮罩，保证白色标题在光效图上依然清晰 */
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(92deg, rgba(4, 18, 46, .40) 8%, rgba(4, 18, 46, .10) 38%, transparent 60%);
}
.hb-vig {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 130% 100% at 50% -12%, transparent 34%, rgba(2, 9, 26, .52) 100%);
}
/* 数据网格与电路走线已由 hero-tech-bg.jpg 光效图承担，关闭手绘层 */
.hb-floor, .hb-circuit { display: none; }
.hb-floor {
  position: absolute; left: -28%; right: -28%; bottom: -46%; height: 82%;
  background:
    repeating-linear-gradient(90deg, rgba(120, 170, 255, .55) 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, rgba(120, 170, 255, .55) 1px, transparent 1px 96px);
  transform: perspective(560px) rotateX(62deg);
  transform-origin: 50% 0;
  opacity: .16;
  mask-image: linear-gradient(to bottom, transparent 2%, #000 62%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 2%, #000 62%);
}
.hb-circuit {
  position: absolute; right: -60px; top: -30px; width: 680px; height: 680px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='680' height='680' viewBox='0 0 680 680'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='.5' stroke-width='1.2'%3E%3Cpath d='M20 60 H180 V210 H340'/%3E%3Cpath d='M120 20 V140 H260 V330'/%3E%3Cpath d='M40 430 V300 H210 V520'/%3E%3Cpath d='M420 70 H570 V230 H660'/%3E%3Cpath d='M300 560 H480 V420 H640'/%3E%3Cpath d='M520 410 H660'/%3E%3Cpath d='M60 120 H160 V260'/%3E%3C/g%3E%3Cg fill='%23ffffff' fill-opacity='.65'%3E%3Ccircle cx='180' cy='60' r='3'/%3E%3Ccircle cx='340' cy='210' r='3'/%3E%3Ccircle cx='260' cy='330' r='3'/%3E%3Ccircle cx='210' cy='520' r='3'/%3E%3Ccircle cx='570' cy='230' r='3'/%3E%3Ccircle cx='480' cy='420' r='3'/%3E%3Ccircle cx='160' cy='260' r='3'/%3E%3C/g%3E%3C/svg%3E");
  background-repeat: no-repeat;
  opacity: .14;
}
.hb-orb {
  position: absolute; width: 620px; height: 620px; right: -50px; top: -200px; border-radius: 50%;
  background: radial-gradient(circle, rgba(128,192,32,.16), transparent 64%);
  animation: hbFloat 7s ease-in-out infinite;
}
@keyframes hbFloat { 0%,100% { transform: translate(0,0); } 50% { transform: translate(-16px,14px); } }

.hero .wrap {
  position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr;
  gap: clamp(32px, 4vw, 56px); align-items: center;
  min-height: calc(100vh - 114px);           /* 一屏高度 */
  padding: clamp(24px, 3.2vh, 44px) 0;
}
.hero-eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; letter-spacing: 4px; color: #9DC0FF; margin-bottom: 16px; font-weight: 600; }
.hero-eyebrow::before { content: ""; width: 36px; height: 2px; background: var(--green); }
.hero h1 { font-size: clamp(30px, 3.9vw, 48px); line-height: 1.3; font-weight: 700; letter-spacing: 1px; }
.hero h1 .hl { color: var(--green); }
.hero-sub { margin: 18px 0 28px; max-width: 580px; font-size: 16px; color: #C4D4F4; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-trust { display: flex; gap: clamp(20px, 4vw, 56px); margin-top: 34px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.16); flex-wrap: wrap; }
.hero-trust strong { font-size: 28px; font-weight: 700; font-family: "Segoe UI", Arial, sans-serif; }
.hero-trust strong i { font-style: normal; font-size: 15px; margin-left: 3px; color: var(--green); }
.hero-trust span { display: block; font-size: 12.5px; color: #93A7CF; margin-top: 3px; }

/* Hero 产品视窗（高度收窄约 40px） */
.hero-window { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius); padding: 12px; box-shadow: 0 30px 70px rgba(0,10,40,.45); }
.hero-window .hw-frame { border-radius: 5px; overflow: hidden; position: relative; background: #0A1D4E; max-height: 680px; }
.hero-window .hw-frame .hw-item { display: block; position: absolute; inset: 0; opacity: 0; transition: opacity .7s ease; z-index: 0; }
.hero-window .hw-frame .hw-item.show { position: relative; inset: auto; opacity: 1; z-index: 1; }
.hero-window .hw-frame .hw-item img { display: block; width: 100%; height: auto; max-height: 680px; object-fit: cover; }
.hw-caption { display: flex; justify-content: space-between; align-items: center; padding: 12px 8px 4px; font-size: 13px; color: #AFC6EE; }
.hw-caption b { color: #fff; font-size: 14.5px; }
.hw-dots { display: flex; gap: 7px; }
.hw-dots button { width: 22px; height: 4px; border-radius: 2px; border: none; background: rgba(255,255,255,.3); cursor: pointer; transition: .25s; }
.hw-dots button.on { background: var(--green); width: 34px; }

/* ================= 通用 Section（各大板块一屏高度 · 内容垂直居中） ================= */
.section {
  padding: clamp(40px, 5.5vh, 76px) 0;
  min-height: calc(100vh - 114px);   /* 顶栏 36px + 导航 78px，板块一屏呈现 */
  display: flex; flex-direction: column; justify-content: center;
}
.section.alt { background: var(--bg-alt); }
.sec-head { display: flex; flex-direction: column; align-items: center; text-align: center; max-width: 760px; margin: 0 auto clamp(26px, 3.6vh, 48px); }
.sec-eyebrow { font-size: 12.5px; letter-spacing: 4px; color: var(--brand); font-weight: 700; margin-bottom: 12px; text-transform: uppercase; }
.sec-head h2 { font-size: clamp(26px, 3.2vw, 38px); font-weight: 700; letter-spacing: 1px; }
.sec-head h2 small { display: block; font-size: 13px; letter-spacing: 3px; color: var(--ink-3); font-weight: 600; margin-top: 8px; text-transform: uppercase; }
.sec-head p { color: var(--ink-2); margin-top: 14px; font-size: 15.5px; }

/* ================= 叙事条 ================= */
.story { background: #fff; border-bottom: 1px solid var(--line); }
.story .wrap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; padding: 56px 0; }
.story-step { padding: 0 40px; border-left: 1px solid var(--line); position: relative; }
.story-step:first-child { border-left: none; padding-left: 0; }
.story-step .no { font-size: 13px; font-weight: 700; color: var(--green); letter-spacing: 2px; font-family: "Segoe UI", Arial, sans-serif; }
.story-step h3 { font-size: 21px; margin: 10px 0 8px; }
.story-step h3 small { display: block; font-size: 11px; color: var(--ink-3); letter-spacing: 2px; font-weight: 600; margin-top: 2px; }
.story-step p { font-size: 14.5px; color: var(--ink-2); }
.story-arrow { position: absolute; right: -13px; top: 8px; color: var(--green); font-size: 20px; font-weight: 700; z-index: 1; }

/* ================= 产品矩阵（左一纵 6 项 · 与右侧展示窗等高对齐） ================= */
.matrix { display: grid; grid-template-columns: 300px 1fr; gap: 24px; align-items: stretch; }
.matrix-nav { display: grid; grid-template-columns: 1fr; grid-auto-rows: 1fr; gap: 8px; }
.matrix-tab {
  display: flex; align-items: center; gap: 13px; text-align: left;
  padding: 0 18px; border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; cursor: pointer; transition: .22s; width: 100%;
}
.matrix-tab .mt-no { font-family: "Segoe UI", Arial, sans-serif; font-size: 12px; font-weight: 700; color: var(--ink-3); width: 22px; flex-shrink: 0; letter-spacing: 1px; }
.matrix-tab .mt-ico { width: 40px; height: 40px; border-radius: var(--radius-s); background: var(--brand-soft); display: grid; place-items: center; flex-shrink: 0; color: var(--brand); }
.matrix-tab .mt-ico svg { width: 22px; height: 22px; display: block; }
.matrix-tab .mt-ico-ip { color: var(--green-deep); }
.matrix-tab.on .mt-ico { color: #fff; }
.matrix-tab .mt-txt { min-width: 0; }
.matrix-tab b { display: block; font-size: 15px; color: var(--ink); line-height: 1.4; }
.matrix-tab small { display: block; font-size: 11px; color: var(--ink-2); letter-spacing: .3px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.matrix-tab:hover { border-color: var(--brand); box-shadow: var(--shadow); }
.matrix-tab.on { border-color: var(--brand); background: linear-gradient(100deg, var(--brand-soft), #fff); box-shadow: var(--shadow); }
.matrix-tab.on .mt-ico { background: var(--brand); }
.matrix-tab.on .mt-no { color: var(--brand); }

.matrix-stage { border-radius: var(--radius); border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow); overflow: hidden; display: flex; flex-direction: column; }
.ms-frame { position: relative; background: var(--navy); min-height: 340px; flex: 1; }
.ms-frame img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; opacity: 0; transition: opacity .4s; }
.ms-frame img.show { opacity: 1; position: relative; aspect-ratio: 1080/380; min-height: 0; }
.ms-body { padding: 28px 36px; display: flex; gap: 30px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.ms-info h3 { font-size: 23px; margin-bottom: 12px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.ms-info h3 .chip { font-size: 11.5px; font-weight: 600; color: var(--brand); border: 1px solid rgba(0,51,153,.3); background: var(--brand-soft); border-radius: 999px; padding: 2px 12px; letter-spacing: 1px; }
.ms-info p { color: var(--ink-2); font-size: 15px; max-width: 680px; margin-bottom: 14px; }
.ms-platforms { display: flex; gap: 8px; flex-wrap: wrap; }
.ms-platforms span { font-size: 12.5px; color: var(--ink-2); border: 1px solid var(--line); background: var(--bg-alt); padding: 4px 14px; border-radius: 3px; }
.ms-platforms span i { font-style: normal; color: var(--green-deep); font-weight: 700; margin-right: 5px; }
.ms-cta { flex-shrink: 0; display: flex; flex-direction: column; gap: 12px; }
.ms-info h3 a { color: inherit; transition: color .2s; }
.ms-info h3 a:hover { color: var(--brand); }

/* ================= 智能体+ 深色板块 ================= */
.agentplus { position: relative; background: linear-gradient(120deg, var(--navy), var(--navy-2) 55%, #06418F); color: #fff; overflow: hidden; }
.agentplus::before {
  content: ""; position: absolute; inset: 0; opacity: .1;
  background-image: linear-gradient(rgba(255,255,255,.4) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.4) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 90% 80% at 30% 20%, #000, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 30% 20%, #000, transparent 70%);
}
.agentplus .wrap { position: relative; z-index: 2; }
.agentplus .sec-eyebrow { color: var(--green); }
.agentplus .sec-head h2 small { color: rgba(255,255,255,.45); }
.agentplus .sec-head p { color: #B9CCEF; }

.ap-grid { display: grid; grid-template-columns: 1fr 1.08fr; gap: 44px; align-items: center; }
.ap-vision { font-size: clamp(16px, 1.7vw, 20px); font-weight: 600; line-height: 1.75; }
.ap-vision .k { color: var(--green); }
.ap-vision-2 { font-size: 14.5px; color: #A9BFE9; margin-top: 16px; line-height: 1.9; }
.ap-stats { display: flex; gap: clamp(18px, 2.6vw, 44px); margin-top: 26px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.14); flex-wrap: wrap; }
.ap-stats b { display: block; font-size: 26px; font-weight: 700; font-family: "Segoe UI", Arial, sans-serif; color: #fff; line-height: 1.2; }
.ap-stats b i { font-style: normal; font-size: 14px; color: var(--green); margin-left: 2px; }
.ap-stats span { display: block; font-size: 12px; color: #93A7CF; margin-top: 3px; }
.ap-cta { margin-top: 30px; display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }

/* 智能体交互示意（纯 CSS，科技感） */
.ap-visual { position: relative; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius); padding: 34px 30px; }
.ap-visual::after { content: ""; position: absolute; width: 300px; height: 300px; right: -120px; bottom: -140px; border-radius: 50%; background: radial-gradient(circle, rgba(128,192,32,.22), transparent 68%); }
.apv-row { display: flex; gap: 14px; margin-bottom: 16px; align-items: flex-start; }
.apv-row.user { flex-direction: row-reverse; }
.apv-bubble { max-width: 78%; padding: 13px 18px; font-size: 14px; border-radius: 10px; line-height: 1.6; position: relative; }
.apv-row.user .apv-bubble { background: var(--brand); color: #fff; border-bottom-right-radius: 2px; }
.apv-row.agent .apv-bubble { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); color: #E4EDFF; border-bottom-left-radius: 2px; }
.apv-bubble .who { display: block; font-size: 10.5px; letter-spacing: 2px; color: rgba(255,255,255,.5); margin-bottom: 4px; font-weight: 600; }
.apv-bubble b { color: var(--green); }
.apv-sys { display: flex; gap: 10px; margin-top: 22px; flex-wrap: wrap; }
.apv-sys span { font-size: 12px; border: 1px solid rgba(255,255,255,.18); border-radius: 4px; padding: 7px 14px; color: #C9DAF7; display: inline-flex; align-items: center; gap: 7px; }
.apv-sys span::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px rgba(128,192,32,.9); }

/* 智能体能力卡：左右滑动展示（紧凑版） */
.ap-slider { position: relative; margin-top: 32px; }
.aps-track { display: flex; gap: 18px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; -webkit-overflow-scrolling: touch; padding-bottom: 4px; }
.aps-track::-webkit-scrollbar { display: none; }
.ap-card { flex: 0 0 auto; width: min(340px, 82%); scroll-snap-align: start; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius); padding: 20px 22px; transition: .25s; }
.ap-card:hover { background: rgba(255,255,255,.1); transform: translateY(-5px); border-color: rgba(128,192,32,.5); }
.ap-card .ap-ico { width: 40px; height: 40px; border-radius: var(--radius-s); background: rgba(128,192,32,.16); border: 1px solid rgba(128,192,32,.35); display: grid; place-items: center; color: var(--green); margin-bottom: 12px; }
.ap-card .ap-ico svg { width: 20px; height: 20px; display: block; }
.ap-card h3 { font-size: 16.5px; margin-bottom: 7px; }
.ap-card h3 small { display: block; font-size: 10.5px; color: rgba(255,255,255,.4); letter-spacing: 1.5px; font-weight: 600; margin-top: 3px; }
.ap-card p { font-size: 13px; color: #B9CCEF; }
.aps-nav { display: flex; justify-content: flex-end; gap: 10px; margin-top: 14px; }
.aps-btn { width: 40px; height: 40px; border-radius: var(--radius-s); border: 1px solid rgba(255,255,255,.22); background: rgba(255,255,255,.06); color: #fff; font-size: 19px; cursor: pointer; transition: .2s; line-height: 1; }
.aps-btn:hover { background: var(--green); border-color: var(--green); }

/* ================= 全流程服务（绿色色系承接） ================= */
.greenish { background: linear-gradient(180deg, #fff 0%, var(--green-soft) 100%); border-top: 1px solid rgba(128,192,32,.16); }
.greenish .sec-eyebrow { color: var(--green-deep); }
.flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
.flow-item { position: relative; padding: 0 22px 0 0; }
.flow-item:not(:last-child)::after { content: "→"; position: absolute; right: -9px; top: 2px; color: var(--green-deep); font-weight: 700; font-size: 18px; }
.flow-item .fi-no { width: 40px; height: 40px; border-radius: var(--radius-s); background: var(--green-deep); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 15px; margin-bottom: 16px; font-family: "Segoe UI", Arial, sans-serif; }
.flow-item h4 { font-size: 16.5px; margin-bottom: 6px; }
.flow-item h4 small { display: block; font-size: 10.5px; letter-spacing: 1.5px; color: var(--ink-3); font-weight: 600; text-transform: uppercase; }
.flow-item p { font-size: 13px; color: var(--ink-2); }
.tech-tags { margin-top: clamp(22px, 3.4vh, 44px); display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.greenish .tech-tags span { font-size: 13px; color: var(--green-deep); background: #fff; border: 1px solid rgba(128,192,32,.35); border-radius: var(--radius-s); padding: 8px 18px; font-weight: 500; }

/* ================= 解决方案轮播（每页 4 个 · 左右分页 · 查看更多） ================= */
.sol-block { margin-top: clamp(24px, 3.6vh, 44px); }
.sol-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 16px;
  margin-bottom: 18px; padding-bottom: 12px; border-bottom: 1px solid rgba(128,192,32,.3);
}
.sol-head h3 { font-size: 21px; letter-spacing: 1px; }
.sol-head h3 small { font-size: 11px; letter-spacing: 2.5px; color: var(--green-deep); font-weight: 700; margin-left: 12px; text-transform: uppercase; }
.sol-more { font-size: 13.5px; color: var(--green-deep); font-weight: 600; white-space: nowrap; transition: .2s; }
.sol-more:hover { color: var(--brand); }
.sol-viewport { overflow: hidden; }
.sol-track { display: flex; transition: transform .5s ease; }
.sol-page { min-width: 100%; }
.sol-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.sol-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: .26s; display: flex; flex-direction: column; }
.sol-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-up); border-color: rgba(128,192,32,.55); }
.sol-card img { aspect-ratio: 16/4.5; object-fit: cover; width: 100%; }
.sol-body { padding: 12px 15px 14px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.sol-body b { font-size: 15px; line-height: 1.4; }
.sol-body p { font-size: 12.5px; color: var(--ink-2); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.sol-link { font-size: 12.5px; color: var(--green-deep); font-weight: 600; white-space: nowrap; transition: .2s; }
.sol-card:hover .sol-link { color: var(--brand); }

/* ================= 成功案例（6 个/页 翻屏浏览 · 紧凑一屏版式） ================= */
#cases { padding: clamp(30px, 4.4vh, 54px) 0; }
#cases .sec-head { margin-bottom: 20px; }
.case-pager { position: relative; }
.case-viewport { overflow: hidden; }
.case-track { display: flex; transition: transform .5s ease; }
.case-page { min-width: 100%; }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.case-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: .28s; border: 1px solid var(--line); display: flex; flex-direction: column; }
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-up); border-color: transparent; }
.case-card img { aspect-ratio: 16/7; object-fit: cover; width: 100%; }
.case-body { padding: 13px 16px 15px; flex: 1; display: flex; flex-direction: column; gap: 8px; }
.case-title-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.case-body b { font-size: 15.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.case-year-chip { font-size: 12px; color: var(--ink-2); font-family: "Segoe UI", Arial, sans-serif; border: 1px solid var(--line); border-radius: 3px; padding: 2px 9px; flex-shrink: 0; }
.case-body p { font-size: 13px; color: var(--ink-2); flex: 1; line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
/* 标签与详情入口同行（标签左 · 详情右） */
.case-foot { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.case-tags { display: flex; gap: 7px; flex-wrap: wrap; }
.case-tags span { font-size: 11.5px; color: var(--brand); background: var(--brand-soft); border-radius: 3px; padding: 3px 11px; font-weight: 600; }
.case-more { font-size: 12.5px; color: var(--green-deep); font-weight: 600; display: inline-flex; align-items: center; gap: 5px; white-space: nowrap; }

/* 翻屏控制条（含"查看全部"入口 · 压缩留白） */
.case-pager-bar { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 14px; flex-wrap: wrap; }
.cp-btn {
  width: 38px; height: 38px; border-radius: var(--radius-s); border: 1px solid var(--line);
  background: #fff; color: var(--ink-2); font-size: 18px; cursor: pointer; transition: .2s; line-height: 1;
}
.cp-btn:hover { background: var(--brand); border-color: var(--brand); color: #fff; }
.cp-btn:disabled { opacity: .32; pointer-events: none; }

/* --- 分类 Tab 数量角标 --- */
.news-tabs button .n { display: inline-block; min-width: 20px; margin-left: 7px; padding: 0 7px; border-radius: 999px; font-style: normal; font-size: 11.5px; font-weight: 600; background: var(--brand-soft); color: var(--brand); line-height: 18px; font-family: "Segoe UI", Arial, sans-serif; }
.news-tabs button.on .n { background: rgba(255,255,255,.26); color: #fff; }

/* --- 客户案例页（subpage 专属 · 不影响首页版块） --- */
body.subpage .case-card { position: relative; }
body.subpage .case-card img { aspect-ratio: 16/9; transition: transform .45s ease; }
body.subpage .case-card:hover img { transform: scale(1.045); }
.case-ind { position: absolute; top: 14px; left: 14px; z-index: 2; font-size: 12px; font-weight: 600; color: var(--brand); background: rgba(255,255,255,.94); border-radius: 999px; padding: 4px 13px; box-shadow: 0 2px 10px rgba(7,28,77,.16); }
body.subpage .case-card p { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* ================= 关于我们页（about.html） ================= */
.ab-profile { display: grid; grid-template-columns: 1.05fr 1fr; gap: 46px; align-items: stretch; }
.ab-p { font-size: 16px; line-height: 2; color: var(--ink-2); }
.ab-p b { color: var(--brand); }
.ab-intro p { margin: 0 0 12px; }
.ab-intro p:last-child { margin-bottom: 0; }
.ab-intro ul, .ab-intro ol { margin: 0 0 12px; padding-left: 22px; }
.ab-intro li { margin-bottom: 4px; }
.ab-photo .ph-dots { position: absolute; left: 0; right: 0; bottom: 12px; display: flex; justify-content: center; gap: 7px; }
.ab-photo .ph-dots button { width: 8px; height: 8px; border-radius: 50%; border: 0; background: rgba(255, 255, 255, .55); cursor: pointer; padding: 0; transition: .2s; box-shadow: 0 1px 4px rgba(0, 0, 0, .25); }
.ab-photo .ph-dots button.on { background: var(--green); width: 20px; border-radius: 999px; }
.ab-side { display: flex; flex-direction: column; justify-content: flex-start; margin: 0 18px 0 0; }
.ab-photo { position: relative; }
.ab-photo img { border-radius: var(--radius); box-shadow: var(--shadow-up); width: 100%; }
.ab-photo::before { content: ""; position: absolute; inset: 20px -20px -20px 20px; border: 2px solid var(--green); border-radius: var(--radius); opacity: .45; z-index: -1; }
.ab-badge { position: absolute; top: -18px; right: -16px; background: var(--navy); color: #fff; border-radius: var(--radius); padding: 14px 22px; box-shadow: var(--shadow-up); text-align: center; }
.ab-badge b { display: block; font-family: "Segoe UI", Arial, sans-serif; font-size: 26px; line-height: 1.15; }
.ab-badge small { font-size: 10.5px; color: #93A7CF; letter-spacing: 1.5px; }
.ab-actions { display: flex; gap: 12px; margin-top: auto; padding-top: 40px; flex-wrap: wrap; }
.ab-actions .btn { box-shadow: 0 12px 26px rgba(0, 51, 153, .16); }
.ab-actions .btn-line { box-shadow: 0 12px 26px rgba(0, 51, 153, .08); }
.ab-actions .btn svg { flex: 0 0 auto; }
.svc-chips { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 20px; }
.svc-chips span { font-size: 12.5px; color: var(--brand); background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 7px 15px; font-weight: 500; transition: .2s; }
.svc-chips span:hover { border-color: var(--brand); }
.mv-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 26px; }
.mv-card { background: var(--brand-soft); border-radius: var(--radius); padding: 18px 18px; display: flex; gap: 13px; align-items: flex-start; }
.mv-ico { flex: 0 0 40px; width: 40px; height: 40px; border-radius: 10px; background: #fff; color: var(--brand); display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(0, 51, 153, .12); }
.mv-ico svg { width: 22px; height: 22px; }
.mv-card b { color: var(--brand); font-size: 15px; display: block; }
.mv-card p { font-size: 13px; color: var(--ink-2); margin-top: 6px; line-height: 1.75; }

/* --- 合作客户名单墙（带 Logo / 纯名称两种形式，可点击跳转官网） --- */
.client-wall { display: grid; grid-template-columns: repeat(auto-fill, minmax(185px, 1fr)); gap: 14px; }
.client-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-s); padding: 24px 16px; text-align: center; transition: .25s; position: relative; display: block; text-decoration: none; }
.client-card b { font-size: 16px; color: var(--ink); letter-spacing: 1.5px; }
.client-card:hover { border-color: var(--brand); box-shadow: var(--shadow); transform: translateY(-3px); }
.client-card:hover b { color: var(--brand); }
a.client-card { cursor: pointer; }
a.client-card:hover b, a.client-card:hover .logo-fallback { color: var(--brand); }
.client-card.has-logo { padding: 18px 14px; }
.client-card.has-logo img { max-width: 100%; max-height: 44px; width: auto; object-fit: contain; display: block; margin: 4px auto 2px; }
.client-card .logo-fallback { display: none; }
.client-card .cc-arrow { position: absolute; top: 10px; right: 10px; width: 22px; height: 22px; border-radius: 50%; background: var(--brand-soft); color: var(--brand); display: flex; align-items: center; justify-content: center; opacity: 0; transform: translate(3px, -3px); transition: .25s; }
.client-card .cc-arrow svg { width: 12px; height: 12px; }
a.client-card:hover .cc-arrow { opacity: 1; transform: translate(0, 0); }

/* --- 资质著作权专利 · A4 证书墙（横向滑动浏览） --- */
.honor-wall { background: linear-gradient(120deg, var(--navy), var(--navy-2) 55%, var(--brand)); position: relative; overflow: hidden; padding: clamp(40px, 5.5vh, 70px) 0; }
.honor-wall::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(45deg, rgba(255,255,255,.03) 0 2px, transparent 2px 28px); }
.honor-wall .wrap { position: relative; }
.honor-wall .sec-eyebrow { color: var(--green); }
.honor-wall .sec-head h2 { color: #fff; }
.honor-wall .sec-head h2 small { color: #93A7CF; }
.honor-wall .sec-head p { color: #AFC2E6; }
.hw-scroll { display: flex; gap: 20px; margin-top: 38px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 14px 6px 22px; scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.35) transparent; }
.hw-scroll::-webkit-scrollbar { height: 6px; }
.hw-scroll::-webkit-scrollbar-thumb { background: rgba(255,255,255,.3); border-radius: 3px; }
.hw-scroll::-webkit-scrollbar-track { background: rgba(255,255,255,.08); border-radius: 3px; }
.honor-frame { flex: 0 0 238px; aspect-ratio: 210 / 297; scroll-snap-align: start; background: #fff; border-radius: 6px; padding: 10px; box-shadow: 0 20px 46px rgba(0, 0, 0, .38); transition: .28s; display: flex; }
.honor-frame:hover { transform: translateY(-7px); box-shadow: 0 28px 56px rgba(0, 0, 0, .46); }
.hf-inner { flex: 1; border: 1px solid var(--line); border-radius: 4px; padding: 20px 14px 14px; text-align: center; background: linear-gradient(180deg, #FDFEFF, #F3F6FB); display: flex; flex-direction: column; align-items: center; }
.hf-eyebrow { font-size: 9.5px; letter-spacing: 2.5px; color: #8FA3C8; font-weight: 600; }
.hf-emblem { width: 52px; height: 52px; margin-top: 14px; border-radius: 14px; background: var(--brand-soft); color: var(--brand); display: flex; align-items: center; justify-content: center; }
.hf-emblem svg { width: 28px; height: 28px; }
.hf-inner h4 { color: var(--navy); font-size: 16px; margin-top: 12px; }
.hf-sub { font-size: 12.5px; color: var(--brand); font-weight: 600; margin-top: 5px; }
.hf-desc { font-size: 11.5px; color: var(--ink-2); margin-top: 8px; line-height: 1.7; }
.hf-check { margin-top: auto; font-size: 10.5px; color: var(--green-deep); background: var(--green-soft); border-radius: 999px; padding: 5px 12px; font-weight: 500; }
/* 证书图片卡（上传证书图后的 A4 实图样式） */
.hf-inner.hf-img { padding: 0; position: relative; overflow: hidden; border: 0; background: #fff; }
.hf-inner.hf-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.hf-inner.hf-img .hf-cap { position: absolute; left: 0; right: 0; bottom: 0; z-index: 1; padding: 34px 12px 12px; text-align: left; color: #fff; background: linear-gradient(transparent, rgba(4, 18, 46, .92)); }
.hf-inner.hf-img .hf-cap b { display: block; font-size: 13px; }
.hf-inner.hf-img .hf-cap small { display: block; font-size: 10.5px; color: #AFC2E6; margin-top: 3px; letter-spacing: .5px; }
.hw-nav { display: flex; align-items: center; justify-content: center; gap: 18px; margin-top: 4px; }
.hw-nav button { width: 40px; height: 40px; border-radius: var(--radius-s); border: 1px solid rgba(255,255,255,.35); background: rgba(255,255,255,.08); color: #fff; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: .22s; }
.hw-nav button:hover { background: var(--green); border-color: var(--green); }
.hw-hint { font-size: 12px; color: #93A7CF; letter-spacing: 2px; }
.honor-note { text-align: center; font-size: 13px; color: #93A7CF; margin-top: 26px; }

/* --- 联系我们：地图 + 信息卡 --- */
.contact-map { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); }
.contact-map img { width: 100%; display: block; }
.contact-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(212px, 1fr)); gap: 20px; margin-top: 26px; }
.ccard { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 22px; text-align: center; transition: .25s; }
.ccard:hover { box-shadow: var(--shadow-up); border-color: rgba(0, 51, 153, .4); transform: translateY(-4px); }
.ccard h4 { font-size: 15.5px; color: var(--ink); }
.ccard p { font-size: 13px; color: var(--ink-2); margin-top: 7px; line-height: 1.75; }
.ccard > img { width: 92px; height: 92px; margin: 0 auto 14px; border-radius: 16px; }
.ccard > img.round { border-radius: 50%; box-shadow: 0 6px 18px rgba(0, 51, 153, .18); }
.cc-tip { display: block; margin-top: 6px; font-size: 11px; color: var(--ink-3); letter-spacing: .5px; }
.cc-ico { width: 64px; height: 64px; margin: 0 auto 14px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--brand-soft); color: var(--brand); }
.cc-ico svg { width: 30px; height: 30px; }
.cc-ico.cc-green { background: var(--green-soft); color: var(--green-deep); }
/* 二维码点击查看大图 */
.qr-zoom { cursor: zoom-in; transition: .25s; }
.qr-zoom:hover { transform: scale(1.06); box-shadow: 0 12px 28px rgba(0, 51, 153, .3); }
.qr-lightbox { position: fixed; inset: 0; z-index: 999; display: none; align-items: center; justify-content: center; }
.qr-lightbox.on { display: flex; }
.ql-mask { position: absolute; inset: 0; background: rgba(7, 28, 77, .78); backdrop-filter: blur(4px); }
.ql-body { position: relative; background: #fff; border-radius: var(--radius); padding: 24px; box-shadow: 0 30px 80px rgba(0, 0, 0, .5); width: min(64vw, 420px); max-width: 82vw; animation: qlPop .22s ease; }
@keyframes qlPop { from { transform: scale(.9); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.ql-body img { display: block; width: 100%; border-radius: 12px; background: #fff; }
.ql-body figcaption { text-align: center; font-size: 14px; color: var(--ink-2); margin-top: 12px; letter-spacing: 1px; }
.ql-close { position: absolute; top: -14px; right: -14px; width: 34px; height: 34px; border-radius: 50%; border: 0; background: var(--brand); color: #fff; font-size: 20px; line-height: 1; cursor: pointer; box-shadow: 0 8px 20px rgba(0, 0, 0, .3); }
.contact-quick { display: flex; gap: 12px; justify-content: center; margin-top: 32px; flex-wrap: wrap; }

@media (max-width: 1180px) {
  .ab-profile { grid-template-columns: 1fr; }
  .contact-cards { grid-template-columns: repeat(2, 1fr); }
  .honor-frame { flex-basis: 218px; }
}
@media (max-width: 640px) {
  .mv-row { grid-template-columns: 1fr; }
  .ab-side { margin-right: 0; }
  .ab-actions { justify-content: center; }
  .contact-cards { grid-template-columns: 1fr; }
  .ab-badge { right: 8px; }
  .honor-frame { flex-basis: 198px; }
  .ab-actions .btn { flex: 1; }
  .ql-body { width: 86vw; }
}
.case-all { margin-left: 10px; }
.cp-dots { display: flex; gap: 7px; }
.cp-dots button { width: 26px; height: 4px; border: none; border-radius: 2px; background: rgba(0,51,153,.22); cursor: pointer; transition: .25s; }
.cp-dots button.on { background: var(--brand); width: 40px; }
.cp-count { font-family: "Segoe UI", Arial, sans-serif; font-size: 13px; color: var(--ink-2); letter-spacing: 2px; min-width: 64px; text-align: center; }

/* ================= 行业动态（Tab 过滤 · 固定 6 条 · 支持纯文字卡） ================= */
.news-tabs { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-bottom: 36px; }
.news-tabs button {
  border: 1px solid var(--line); background: #fff; color: var(--ink-2);
  border-radius: 999px; padding: 9px 24px; font-size: 14px; font-weight: 500; cursor: pointer; transition: .2s;
}
.news-tabs button:hover { border-color: var(--brand); color: var(--brand); }
.news-tabs button.on { background: var(--brand); border-color: var(--brand); color: #fff; }

.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { display: none; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: .28s; }
.news-card.show { display: flex; }
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-up); }
.news-card .nc-img { position: relative; overflow: hidden; }
.news-card .nc-img img { aspect-ratio: 16/9; object-fit: cover; width: 100%; transition: .4s; }
.news-card:hover .nc-img img { transform: scale(1.05); }
.nc-cat { position: absolute; top: 14px; left: 14px; font-size: 11.5px; font-weight: 700; letter-spacing: 1px; color: #fff; background: rgba(7,28,77,.78); border-radius: 3px; padding: 4px 12px; }
.news-card .nc-body { padding: 20px 24px 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.news-card h3 { font-size: 16.5px; line-height: 1.55; }
.news-card h3 a:hover { color: var(--brand); }
.news-card p { font-size: 13.5px; color: var(--ink-2); flex: 1; line-height: 1.65; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.nc-meta { display: flex; justify-content: space-between; align-items: center; font-size: 12.5px; color: var(--ink-3); border-top: 1px solid var(--line); padding-top: 12px; }
.nc-meta em { font-style: normal; color: var(--brand); font-weight: 600; }
.nc-meta em a { color: inherit; transition: color .2s; }
.nc-meta em a:hover { color: var(--green-deep); }

/* 纯文字卡（无配图时的展示样式） */
.news-card.text-only { background: linear-gradient(165deg, #F7FAFF 0%, #fff 55%); border-top: 3px solid var(--brand); position: relative; }
.news-card.text-only::after {
  content: "Q&A"; position: absolute; right: 18px; bottom: 44px; z-index: 0;
  font-family: "Segoe UI", Arial, sans-serif; font-size: 54px; font-weight: 800;
  color: rgba(0,51,153,.06); letter-spacing: 2px; pointer-events: none; line-height: 1;
}
.news-card.text-only .nc-body { padding: 26px 28px 22px; position: relative; z-index: 1; }
.news-card.text-only h3 { font-size: 17px; }
.news-card.text-only p { -webkit-line-clamp: 3; }
.nc-cat2 { display: inline-flex; align-self: flex-start; align-items: center; gap: 7px; font-size: 11.5px; font-weight: 700; letter-spacing: 1px; color: var(--brand); background: var(--brand-soft); border-radius: 3px; padding: 4px 12px; margin-bottom: 2px; }
.nc-cat2::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); }

/* ================= 转化区 ================= */
.cta-band {
  position: relative; overflow: hidden; color: #fff; padding: 84px 0; text-align: center;
  background:
    linear-gradient(110deg, rgba(7, 27, 74, .88), rgba(13, 45, 110, .78) 50%, rgba(0, 51, 153, .84)),
    url("/assets/images/cta-light-bg.jpg") center / cover no-repeat;
}
.cta-band h2 { font-size: clamp(24px, 3vw, 34px); font-weight: 700; margin-bottom: 12px; }
.cta-band h2 small { display: block; font-size: 12px; letter-spacing: 3px; color: rgba(255,255,255,.5); margin-top: 8px; font-weight: 600; }
.cta-band p { color: #B9CCEF; margin-bottom: 34px; }
.cta-actions { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }

/* ================= 页脚 ================= */
.footer { background: var(--navy); color: #A9B9DB; font-size: 13.5px; }
.footer-top { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1fr; gap: 44px; padding: 64px 0 48px; }
.f-brand img { height: 40px; margin-bottom: 18px; background: #fff; padding: 8px 14px; border-radius: var(--radius-s); width: auto; }
.f-brand p { line-height: 1.8; max-width: 340px; }
.f-col h5 { color: #fff; font-size: 14.5px; margin-bottom: 16px; letter-spacing: 1px; }
.f-col h5 small { color: rgba(255,255,255,.35); font-size: 10.5px; letter-spacing: 2px; margin-left: 6px; }
.f-col a { display: block; padding: 5.5px 0; transition: .2s; }
.f-col a:hover { color: #fff; }
.footer-bar { border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 12.5px; color: #7488B4; }

/* ================= 右侧悬浮坞（四项 · 演示=科技绿 · 手机隐藏） ================= */
.dock { position: fixed; right: 18px; bottom: 90px; z-index: 300; display: flex; flex-direction: column; gap: 10px; }
.dock a {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
  width: 58px; height: 58px; border-radius: var(--radius); font-size: 11px; font-weight: 600;
  box-shadow: 0 8px 24px rgba(7,28,77,.22); transition: .22s;
}
.dock a i { font-style: normal; font-size: 19px; }
.dock .dk-demo { background: var(--green); color: #fff; }
.dock .dk-demo:hover { background: var(--green-deep); transform: translateY(-3px); }
.dock .dk-chat { background: #fff; color: var(--brand); border: 1px solid var(--line); }
.dock .dk-chat:hover { color: var(--brand); border-color: var(--brand); transform: translateY(-3px); }
.dock .dk-fix { background: #fff; color: var(--green-deep); border: 1px solid var(--line); }
.dock .dk-fix:hover { border-color: var(--green); transform: translateY(-3px); }
.dock .dk-top { background: #fff; color: var(--ink-2); border: 1px solid var(--line); }
.dock .dk-top:hover { color: var(--brand); border-color: var(--brand); transform: translateY(-3px); }

/* ================= 响应式 ================= */
@media (max-width: 1380px) {
  .nav > a { padding: 8px clamp(8px, 1vw, 14px); font-size: 14.5px; }
}
@media (max-width: 1180px) {
  .section { min-height: 0; display: block; padding: 64px 0; }
  .sol-grid { grid-template-columns: repeat(2, 1fr); }
  .hero .wrap { grid-template-columns: 1fr; min-height: 0; padding: 56px 0 52px; gap: 40px; }
  .hero-window { max-width: 720px; }
  .hb-circuit { opacity: .1; }
  .matrix { grid-template-columns: 1fr; }
  .matrix-nav { grid-template-columns: repeat(3, 1fr); grid-auto-rows: auto; }
  .matrix-tab { padding: 14px 16px; }
  .ap-grid { grid-template-columns: 1fr; gap: 40px; }
  .ap-visual { max-width: 720px; }
  .flow { grid-template-columns: repeat(3, 1fr); gap: 24px 0; }
  .flow-item:nth-child(3)::after { display: none; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .news-card:nth-child(1) { grid-column: 1 / -1; flex-direction: row; }
  .news-card:nth-child(1) .nc-img { width: 55%; }
  .news-card:nth-child(1) .nc-img img { height: 100%; aspect-ratio: auto; min-height: 260px; }
  .news-card:nth-child(1) .nc-body { width: 45%; }
}
@media (max-width: 900px) {
  .header-cta .btn { display: none; }
  .burger { display: block; }
  .nav {
    display: none; position: fixed; top: 64px; left: 0; right: 0; z-index: 199;
    flex-direction: column; align-items: stretch; background: #fff; padding: 14px 5%;
    box-shadow: 0 24px 48px rgba(7,28,77,.18); border-bottom: 1px solid var(--line); gap: 2px;
  }
  .nav.open { display: flex; overflow-y: auto; max-height: calc(100vh - 64px); }
  .nav > a { flex-direction: row; justify-content: space-between; padding: 13px 16px; white-space: normal; }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .matrix-nav { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .topbar .tb-right a:not(.tb-fix) { display: none; }
  .sol-grid { grid-template-columns: 1fr; }
  .sol-head { flex-wrap: wrap; gap: 6px; }
  .logo-slogan { display: none; }
  .header .wrap { height: 64px; }
  .nav { top: 64px; }
  .dock { display: none; }            /* 手机端隐藏悬浮坞 */
  .section { padding: 60px 0; }
  .hero .wrap { padding: 40px 0 44px; }
  .story .wrap { grid-template-columns: 1fr; padding: 40px 0; gap: 26px; }
  .story-step { border-left: none; border-top: 1px solid var(--line); padding: 22px 0 0; }
  .story-step:first-child { border-top: none; padding-top: 0; }
  .story-arrow { display: none; }
  .flow { grid-template-columns: 1fr; gap: 20px; }
  .flow-item::after { content: none; }
  .case-grid, .news-grid { grid-template-columns: 1fr; }
  .news-card:nth-child(1) { flex-direction: column; }
  .news-card:nth-child(1) .nc-img, .news-card:nth-child(1) .nc-body { width: 100%; }
  .news-card:nth-child(1) .nc-img img { min-height: 0; aspect-ratio: 16/9; }
  .partner-wall { grid-template-columns: repeat(3, 1fr); }
  .footer-top { grid-template-columns: 1fr; }
  .ms-frame { min-height: 0; }
  .ms-body { padding: 24px 20px; }
  .hero-trust strong { font-size: 24px; }
  .hero-window .hw-frame .hw-item.show { aspect-ratio: 16/10; }
  .hero-window .hw-frame .hw-item img { height: 100%; }
  .ms-frame img.show { aspect-ratio: 16/10; }
  .matrix-nav { grid-template-columns: 1fr; }
  .case-pager-bar { gap: 12px; }
  .cp-count { min-width: 0; }
  .ap-stats b { font-size: 22px; }
}

/* ==========================================================================
   子页面通用组件（一级菜单小主页 / 功能页）
   ========================================================================== */

/* 面包屑 */
.crumbs { background: var(--bg-alt); border-bottom: 1px solid var(--line); }
.crumbs .wrap { display: flex; align-items: center; gap: 10px; height: 42px; font-size: 13px; color: var(--ink-2); }
.crumbs a:hover { color: var(--brand); }
.crumbs i { font-style: normal; color: var(--ink-3); }
.crumbs span { color: var(--brand); font-weight: 600; }

/* 页面横幅（大标题区） */
.page-hero { position: relative; color: #fff; overflow: hidden; background: linear-gradient(115deg, #04122E 0%, var(--navy) 45%, var(--navy-2) 70%, #003B99 100%); }
/* 内页头图（后台 Banner 管理 · position=page）：图片层 + 缓慢漂移动效 + 可读性压暗 */
.page-hero .ph-banner { position: absolute; inset: 0; z-index: 0; background-size: cover; background-position: center; transform: scale(1.02); animation: phDrift 22s ease-in-out infinite alternate; pointer-events: none; }
.page-hero .ph-banner::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(4,18,46,.90) 12%, rgba(2,22,64,.58) 55%, rgba(0,42,124,.44) 100%); }
@keyframes phDrift { from { transform: scale(1.02) translateX(0); } to { transform: scale(1.1) translateX(-18px); } }
.page-hero.has-banner .ph-deco { opacity: .4; }
@media (prefers-reduced-motion: reduce) { .page-hero .ph-banner { animation: none; } }
.page-hero .wrap { position: relative; z-index: 2; padding: 58px 0 54px; }
.page-hero h1 { font-size: clamp(26px, 3vw, 36px); letter-spacing: 1px; }
.page-hero h1 small { display: block; font-size: 12.5px; letter-spacing: 3px; color: #9DC0FF; margin-top: 8px; text-transform: uppercase; font-weight: 600; }
.page-hero p { margin-top: 14px; max-width: 720px; color: #C4D4F4; font-size: 15px; }
.ph-green h1 small { color: #C9E98F; }
.ph-deco { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.ph-deco::before { content: ""; position: absolute; right: -120px; top: -160px; width: 520px; height: 520px; border-radius: 50%; background: radial-gradient(circle, rgba(128,192,32,.25), transparent 62%); }
.ph-deco::after { content: ""; position: absolute; left: 38%; bottom: -68%; width: 420px; height: 420px; border-radius: 50%; border: 1px solid rgba(255,255,255,.14); }
.ph-circuit { position: absolute; inset: 0; opacity: .12; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='680' height='300' viewBox='0 0 680 300'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='.5' stroke-width='1.2'%3E%3Cpath d='M20 60 H180 V210 H340'/%3E%3Cpath d='M420 70 H570 V230 H660'/%3E%3Cpath d='M120 20 V140 H260'/%3E%3C/g%3E%3Cg fill='%23ffffff' fill-opacity='.65'%3E%3Ccircle cx='180' cy='60' r='3'/%3E%3Ccircle cx='340' cy='210' r='3'/%3E%3Ccircle cx='570' cy='230' r='3'/%3E%3C/g%3E%3C/svg%3E"); background-repeat: no-repeat; }

/* 子页内锚点导航（sticky） */
.anchor-nav { position: sticky; top: 78px; z-index: 150; background: rgba(255,255,255,.94); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.anchor-nav .wrap { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; white-space: nowrap; }
.anchor-nav .wrap::-webkit-scrollbar { display: none; }
.anchor-nav a { padding: 13px 18px; font-size: 14px; color: var(--ink-2); border-bottom: 2px solid transparent; transition: .2s; }
.anchor-nav a:hover, .anchor-nav a.on { color: var(--brand); border-color: var(--brand); font-weight: 600; }

/* 通用网格卡 */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.gcard { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 24px; transition: .25s; display: flex; flex-direction: column; gap: 10px; }
.gcard:hover { transform: translateY(-5px); box-shadow: var(--shadow-up); border-color: rgba(0,51,153,.35); }
.gcard .gc-ico { width: 44px; height: 44px; border-radius: var(--radius-s); background: var(--brand-soft); color: var(--brand); display: grid; place-items: center; }
.gcard .gc-ico svg { width: 23px; height: 23px; }
.gcard h3 { font-size: 17px; }
.gcard p { font-size: 13.5px; color: var(--ink-2); flex: 1; }
.gcard .gc-more { font-size: 13px; color: var(--green-deep); font-weight: 600; }

/* 产品速览卡（products 页六大产品线） */
.prod-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: .28s; display: flex; flex-direction: column; }
.prod-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-up); border-color: rgba(0,51,153,.4); }
.prod-card img { aspect-ratio: 16/8; object-fit: cover; width: 100%; }
.prod-card .pc-body { padding: 18px 22px 20px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.prod-card h3 { font-size: 17.5px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.prod-card h3 .chip { font-size: 11px; color: var(--brand); background: var(--brand-soft); border-radius: 999px; padding: 2px 11px; font-weight: 600; }
.prod-card p { font-size: 13.5px; color: var(--ink-2); flex: 1; }
.pc-foot { display: flex; justify-content: space-between; align-items: center; }
.pc-plats { display: flex; gap: 6px; flex-wrap: wrap; }
.pc-plats span { font-size: 11.5px; color: var(--ink-2); border: 1px solid var(--line); border-radius: 3px; padding: 2px 9px; }
.pc-link { font-size: 13px; color: var(--green-deep); font-weight: 600; white-space: nowrap; }
.prod-card:hover .pc-link { color: var(--brand); }

/* 六大行业卡（agent 页） */
.scene-card { position: relative; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.13); border-radius: var(--radius); padding: 26px 24px; transition: .25s; overflow: hidden; }
.scene-card:hover { background: rgba(255,255,255,.09); transform: translateY(-5px); border-color: rgba(128,192,32,.55); }
.scene-card .sc-ico { width: 42px; height: 42px; border-radius: var(--radius-s); background: rgba(128,192,32,.16); border: 1px solid rgba(128,192,32,.4); color: var(--green); display: grid; place-items: center; margin-bottom: 14px; }
.scene-card .sc-ico svg { width: 22px; height: 22px; }
.scene-card h3 { font-size: 16.5px; color: #fff; }
.scene-card h3 small { display: block; font-size: 10.5px; color: rgba(255,255,255,.4); letter-spacing: 1.5px; margin-top: 3px; font-weight: 600; }
.scene-card p { font-size: 13px; color: #B9CCEF; margin-top: 8px; }
.scene-card .sc-tag { position: absolute; top: 18px; right: 18px; font-size: 11px; color: var(--green); border: 1px solid rgba(128,192,32,.4); border-radius: 999px; padding: 2px 10px; }

/* 落地四步（agent 页） */
.steps-h { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step-h { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.13); border-radius: var(--radius); padding: 22px; position: relative; }
.step-h .no { width: 36px; height: 36px; border-radius: var(--radius-s); background: var(--green); color: #fff; display: grid; place-items: center; font-weight: 700; margin-bottom: 12px; font-family: "Segoe UI", Arial, sans-serif; }
.step-h h4 { color: #fff; font-size: 16px; }
.step-h p { font-size: 12.5px; color: #A9BFE9; margin-top: 6px; }

/* 时间轴（about 页） */
.timeline { position: relative; margin: 10px auto 0; max-width: 900px; }
.timeline::before { content: ""; position: absolute; left: 19px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(180deg, var(--brand), var(--green)); }
.tl-item { position: relative; padding: 0 0 30px 62px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before { content: ""; position: absolute; left: 12px; top: 5px; width: 16px; height: 16px; border-radius: 50%; background: #fff; border: 4px solid var(--brand); }
.tl-item:nth-child(even)::before { border-color: var(--green); }
.tl-item .year { font-family: "Segoe UI", Arial, sans-serif; font-weight: 700; color: var(--brand); font-size: 17px; }
.tl-item h4 { font-size: 15.5px; margin: 4px 0; }
.tl-item p { font-size: 13.5px; color: var(--ink-2); }

/* 表单页 */
.form-layout { display: grid; grid-template-columns: 1.5fr 1fr; gap: 28px; align-items: start; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 34px 38px; }
.form-card h3 { font-size: 19px; margin-bottom: 6px; }
.form-card > p { font-size: 13.5px; color: var(--ink-2); margin-bottom: 24px; }
.f-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; }
.f-item { display: flex; flex-direction: column; gap: 7px; }
.f-item.full { grid-column: 1 / -1; }
.f-item label { font-size: 13.5px; font-weight: 600; color: var(--ink); }
.f-item label em { font-style: normal; color: #E34D4D; margin-left: 3px; }
.f-item input, .f-item select, .f-item textarea {
  border: 1px solid var(--line); border-radius: var(--radius-s); padding: 11px 14px;
  font-size: 14px; font-family: inherit; color: var(--ink); background: var(--bg-alt); transition: .2s; width: 100%;
}
.f-item input:focus, .f-item select:focus, .f-item textarea:focus { outline: none; border-color: var(--brand); background: #fff; box-shadow: 0 0 0 3px rgba(0,51,153,.08); }
.f-item textarea { resize: vertical; min-height: 96px; }
.f-note { font-size: 12px; color: var(--ink-3); margin-top: 14px; }
/* 文件上传块 */
.up-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.up-box { position: relative; border: 1.5px dashed var(--line); border-radius: var(--radius-s); background: var(--bg-alt); padding: 18px 10px; text-align: center; cursor: pointer; transition: .2s; font-size: 12.5px; color: var(--ink-2); }
.up-box:hover { border-color: var(--brand); color: var(--brand); background: var(--brand-soft); }
.up-box svg { width: 26px; height: 26px; margin: 0 auto 8px; display: block; stroke: currentColor; }
.up-box input[type=file] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.up-box b { display: block; font-size: 13px; color: var(--ink); }

/* 侧栏信息卡 */
.info-side { display: flex; flex-direction: column; gap: 16px; position: sticky; top: 96px; }
.is-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 26px; }
.is-card h4 { font-size: 15.5px; margin-bottom: 14px; display: flex; align-items: center; gap: 9px; }
.is-card h4::before { content: ""; width: 4px; height: 16px; border-radius: 2px; background: var(--brand); }
.is-card ol, .is-card ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.is-card ol li { display: flex; gap: 10px; font-size: 13px; color: var(--ink-2); counter-increment: step; }
.is-card ol li::before { content: counter(step); flex-shrink: 0; width: 20px; height: 20px; border-radius: 50%; background: var(--brand-soft); color: var(--brand); font-size: 11.5px; font-weight: 700; display: grid; place-items: center; margin-top: 1px; }
.is-card ul li { font-size: 13px; color: var(--ink-2); display: flex; gap: 8px; }
.is-card ul li::before { content: "✓"; color: var(--green-deep); font-weight: 700; }
.is-green { background: linear-gradient(150deg, #F3F9E8, #fff); border-color: rgba(128,192,32,.3); }
.is-green h4::before { background: var(--green-deep); }

/* 在线咨询聊天 */
.chat-shell { display: grid; grid-template-columns: 1.6fr 1fr; gap: 24px; align-items: start; }
.chat-panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; display: flex; flex-direction: column; height: 560px; }
.chat-head { display: flex; align-items: center; gap: 14px; padding: 16px 22px; background: linear-gradient(100deg, var(--brand), var(--navy-2)); color: #fff; }
.chat-head .avatar { width: 46px; height: 46px; border-radius: 50%; background: #fff; display: grid; place-items: center; overflow: hidden; }
.chat-head b { font-size: 15.5px; display: block; }
.chat-head small { font-size: 11.5px; color: #AECBF9; display: flex; align-items: center; gap: 6px; }
.chat-head small::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 6px rgba(128,192,32,.9); }
.chat-body { flex: 1; overflow-y: auto; padding: 22px; background: var(--bg-alt); display: flex; flex-direction: column; gap: 14px; }
.msg { display: flex; gap: 12px; max-width: 86%; }
.msg .m-avatar { width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0; display: grid; place-items: center; background: #fff; border: 1px solid var(--line); }
.msg.bot .m-bubble { background: #fff; border: 1px solid var(--line); border-radius: 10px 10px 10px 2px; padding: 12px 16px; font-size: 14px; line-height: 1.7; }
.msg.user { align-self: flex-end; flex-direction: row-reverse; }
.msg.user .m-bubble { background: var(--brand); color: #fff; border-radius: 10px 10px 2px 10px; padding: 12px 16px; font-size: 14px; line-height: 1.7; }
.chat-input { display: flex; gap: 10px; padding: 14px 18px; border-top: 1px solid var(--line); background: #fff; }
.chat-input input { flex: 1; border: 1px solid var(--line); border-radius: var(--radius-s); padding: 11px 14px; font-size: 14px; font-family: inherit; }
.chat-input input:focus { outline: none; border-color: var(--brand); }
.chat-quick { display: flex; flex-direction: column; gap: 10px; }
.chat-quick button { text-align: left; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-s); padding: 12px 16px; font-size: 13px; color: var(--ink-2); cursor: pointer; transition: .2s; font-family: inherit; }
.chat-quick button:hover { border-color: var(--brand); color: var(--brand); background: var(--brand-soft); }

/* 数字统计带（配 3D 质感图标 · 大气稳重） */
.stat-band { position: relative; overflow: hidden; background: linear-gradient(110deg, #0D348E, #1B4FB4 55%, #2E66D6); color: #fff; }
.stat-band::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(circle 420px at 10% 130%, rgba(128, 192, 32, .16), transparent 70%),
    radial-gradient(circle 540px at 90% -50%, rgba(255, 255, 255, .13), transparent 72%);
}
.stat-band .wrap { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 48px 0; }
.stat-band .wrap > div { display: flex; align-items: center; gap: 16px; }
/* 平面二级图标：纯扁平——半透明圆角底 + 线性描边，无投影无高光 */
.stat-band .sb-ico {
  width: 56px; height: 56px; flex-shrink: 0; border-radius: 14px;
  background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .26);
  display: grid; place-items: center; color: #fff;
  box-shadow: none;
}
.stat-band .sb-ico svg { width: 28px; height: 28px; }
.stat-band b { display: block; font-size: 42px; font-weight: 800; letter-spacing: .5px; line-height: 1.1; font-family: "Segoe UI", Arial, sans-serif; text-shadow: 0 10px 24px rgba(4, 16, 50, .26); }
.stat-band b i { font-style: normal; font-size: 17px; font-weight: 700; color: var(--green); margin-left: 3px; text-shadow: none; }
.stat-band span { display: block; font-size: 14px; color: #C9D9F8; margin-top: 8px; letter-spacing: 1px; }

/* 深色正文容器（agent 页浅色段落切换用） */
.on-dark h2 { color: #fff; }
.on-dark h2 small { color: rgba(255,255,255,.45); }
.on-dark .sec-head p { color: #B9CCEF; }

/* 提交成功提示（原型交互） */
.toast { position: fixed; left: 50%; top: 32%; transform: translate(-50%, -20px); z-index: 999; background: #fff; border: 1px solid rgba(128,192,32,.5); border-radius: var(--radius); box-shadow: var(--shadow-up); padding: 28px 44px; text-align: center; opacity: 0; pointer-events: none; transition: .3s; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast .t-ico { width: 52px; height: 52px; margin: 0 auto 14px; border-radius: 50%; background: var(--green-soft); color: var(--green-deep); display: grid; place-items: center; }
.toast .t-ico svg { width: 26px; height: 26px; }
.toast b { font-size: 16px; display: block; }
.toast p { font-size: 13px; color: var(--ink-2); margin-top: 6px; }

/* 微信公众号占位（about 页） */
.wechat-box { display: flex; align-items: center; gap: 30px; background: linear-gradient(120deg, var(--green-soft), #fff 70%); border: 1px solid rgba(128,192,32,.35); border-radius: var(--radius); padding: 30px 36px; }
.wechat-qr { width: 132px; height: 132px; flex-shrink: 0; border-radius: var(--radius-s); background: #fff; border: 1px solid var(--line); display: grid; place-items: center; position: relative; overflow: hidden; }
.wechat-qr svg { width: 84px; height: 84px; opacity: .9; }
.wechat-box h3 { font-size: 18px; margin-bottom: 8px; }
.wechat-box p { font-size: 13.5px; color: var(--ink-2); max-width: 560px; }

/* ============ 子页响应式 ============ */
@media (max-width: 1180px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .form-layout, .chat-shell { grid-template-columns: 1fr; }
  .info-side { position: static; }
  .steps-h { grid-template-columns: repeat(2, 1fr); }
  .anchor-nav { top: 64px; }
}
@media (max-width: 640px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .steps-h { grid-template-columns: 1fr; }
  .f-grid { grid-template-columns: 1fr; }
  .up-row { grid-template-columns: 1fr; }
  .form-card { padding: 24px 20px; }
  .stat-band .wrap { grid-template-columns: repeat(2, 1fr); padding: 32px 0; }
  .stat-band .wrap > div { flex-direction: column; align-items: flex-start; gap: 10px; }
  .stat-band .sb-ico { width: 46px; height: 46px; border-radius: 12px; }
  .stat-band .sb-ico svg { width: 23px; height: 23px; }
  .page-hero .wrap { padding: 40px 0 38px; }
  .wechat-box { flex-direction: column; text-align: center; }
  .chat-panel { height: 480px; }
}

/* 子页面：一屏高度限制仅作用于首页 */
body.subpage .section { min-height: 0; display: block; padding: 72px 0; }

/* ==========================================================================
   products.html：产品 / 服务 双板块
   ========================================================================== */

/* --- 六大产品卡（圆形线性图标 + 服务要点标签） --- */
.prod6 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.p6-card { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 26px 24px; transition: .25s; display: flex; flex-direction: column; gap: 12px; }
.p6-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-up); border-color: rgba(0,51,153,.35); }
.p6-head { display: flex; align-items: center; gap: 14px; }
.p6-ico { width: 52px; height: 52px; border-radius: 50%; border: 2px solid var(--brand); color: var(--brand); background: var(--brand-soft); display: grid; place-items: center; flex-shrink: 0; }
.p6-card.alt-ico .p6-ico { border-color: var(--green-deep); color: var(--green-deep); background: var(--green-soft); }
.p6-ico svg { width: 26px; height: 26px; }
.p6-head h3 { font-size: 17px; line-height: 1.3; }
.p6-head h3 small { display: block; font-size: 11px; color: var(--ink-3); letter-spacing: 1.2px; margin-top: 3px; font-weight: 600; text-transform: uppercase; }
.p6-card > p { font-size: 13.5px; color: var(--ink-2); line-height: 1.72; }
.p6-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: auto; padding-top: 4px; }
.p6-tags span { font-size: 12px; color: var(--ink-2); border: 1px solid var(--line); border-radius: 3px; padding: 3px 10px; background: var(--bg-alt); }
.p6-tags .hot { color: var(--brand); border-color: rgba(0,51,153,.35); background: var(--brand-soft); font-weight: 600; }
.p6-tags .hot i, .p6-tags .hot-g i { font-style: normal; font-size: 9px; color: #fff; background: var(--green-deep); border-radius: 2px; padding: 1px 4px; margin-left: 5px; letter-spacing: .5px; vertical-align: 1px; }
.p6-tags .hot-g { color: var(--green-deep); border-color: rgba(128,192,32,.45); background: var(--green-soft); font-weight: 600; }

/* --- 服务能力矩阵（12 项圆形图标卡） --- */
.svc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.svc-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 22px; display: flex; flex-direction: column; gap: 12px; transition: .25s; }
.svc-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-up); border-color: rgba(0,51,153,.35); }
.svc-ico { width: 50px; height: 50px; border-radius: 50%; border: 2px solid var(--brand); color: var(--brand); background: var(--brand-soft); display: grid; place-items: center; }
.svc-card.alt .svc-ico { border-color: var(--green-deep); color: var(--green-deep); background: var(--green-soft); }
.svc-ico svg { width: 24px; height: 24px; }
.svc-card h3 { font-size: 16px; }
.svc-card p { font-size: 13px; color: var(--ink-2); line-height: 1.68; flex: 1; }
.svc-card .svc-link { font-size: 12.5px; color: var(--green-deep); font-weight: 600; }
.svc-card:hover .svc-link { color: var(--brand); }

/* --- 服务支持绿色板块 --- */
.support-band { background: linear-gradient(135deg, #F4FAE9 0%, #EDF5DC 55%, #E6F2CF 100%); border-top: 1px solid rgba(128,192,32,.3); border-bottom: 1px solid rgba(128,192,32,.3); }
.support-band .sec-eyebrow { color: var(--green-deep); }
.support-band .sec-head h2 { color: var(--ink); }
.support-band .sec-head h2 small { color: rgba(97,160,17,.75); }
.support-band .sec-head p { color: #5B7A45; }
.svc-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.svc-step { background: #fff; border: 1px solid rgba(128,192,32,.35); border-radius: var(--radius); padding: 22px; transition: .25s; }
.svc-step:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(97,160,17,.16); }
.svc-step .no { width: 34px; height: 34px; border-radius: var(--radius-s); background: var(--green); color: #fff; display: grid; place-items: center; font-weight: 700; margin-bottom: 12px; font-family: "Segoe UI", Arial, sans-serif; }
.svc-step h4 { font-size: 15.5px; }
.svc-step p { font-size: 12.5px; color: var(--ink-2); margin-top: 6px; line-height: 1.65; }
/* 运维监控看板（纯 CSS） */
.ops-board { background: var(--navy); border-radius: var(--radius); padding: 26px 30px; color: #fff; display: grid; grid-template-columns: 1.15fr 1fr; gap: 30px; margin-top: 36px; box-shadow: 0 18px 40px rgba(7,28,77,.22); }
.ob-title { font-size: 14px; letter-spacing: 1px; color: #9DC0FF; display: flex; align-items: center; gap: 9px; margin-bottom: 16px; font-weight: 600; }
.ob-title::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px rgba(128,192,32,.85); }
.ob-rows { display: flex; flex-direction: column; gap: 11px; }
.ob-row { display: flex; align-items: center; gap: 12px; font-size: 13px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius-s); padding: 11px 16px; }
.ob-row .st { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 6px rgba(128,192,32,.9); flex-shrink: 0; }
.ob-row .st.warn { background: #FFB020; box-shadow: 0 0 6px rgba(255,176,32,.9); }
.ob-row b { color: #fff; font-weight: 600; }
.ob-row small { color: #8FA8D8; font-size: 12px; margin-left: 6px; }
.ob-row span { color: #8FA8D8; margin-left: auto; font-size: 12px; font-family: "Segoe UI", Arial, sans-serif; }
.ob-bars .bar { margin-bottom: 15px; }
.ob-bars .bar:last-child { margin-bottom: 0; }
.ob-bars small { display: flex; justify-content: space-between; font-size: 12px; color: #8FA8D8; margin-bottom: 6px; }
.ob-bars small b { color: #C9E98F; font-weight: 600; }
.ob-track { height: 8px; border-radius: 4px; background: rgba(255,255,255,.1); overflow: hidden; }
.ob-track i { display: block; height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--green), #A8D84F); }
.support-band .tech-tags span { font-size: 13px; color: var(--green-deep); background: #fff; border: 1px solid rgba(128,192,32,.4); border-radius: var(--radius-s); padding: 8px 18px; font-weight: 500; }

@media (max-width: 1180px) {
  .prod6 { grid-template-columns: repeat(2, 1fr); }
  .svc-grid { grid-template-columns: repeat(3, 1fr); }
  .ops-board { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .prod6 { grid-template-columns: 1fr; }
  .svc-grid { grid-template-columns: 1fr; }
  .svc-steps { grid-template-columns: 1fr; }
  .ops-board { padding: 22px 18px; }
}

/* --- 服务体系：卡片徽章与要点标签 --- */
.svc-card h3 .chip { font-size: 11px; color: var(--brand); background: var(--brand-soft); border-radius: 999px; padding: 2px 11px; font-weight: 600; margin-left: 8px; vertical-align: 2px; white-space: nowrap; }
.svc-card .p6-tags { margin-top: auto; padding-top: 4px; }
#services .tech-tags { justify-content: center; }
#services .tech-tags span { font-size: 13px; color: var(--ink-2); background: #fff; border: 1px solid var(--line); border-radius: var(--radius-s); padding: 8px 18px; font-weight: 500; }

/* --- 服务支持板块：分组小标题 --- */
.sup-sub { display: flex; align-items: center; gap: 14px; margin: 46px 0 24px; }
.sup-sub::before, .sup-sub::after { content: ""; height: 1px; flex: 1; background: rgba(128,192,32,.35); }
.sup-sub b { font-size: 16.5px; color: var(--ink); white-space: nowrap; }
.sup-sub small { font-size: 10.5px; color: var(--green-deep); letter-spacing: 2px; font-weight: 600; margin-left: 2px; }
@media (max-width: 640px) { .sup-sub { margin: 34px 0 18px; } }

/* ================= 解决方案画册：整页翻阅（solutions.html） ================= */
.sf-shell { display: grid; grid-template-columns: 290px 1fr; gap: 26px; align-items: start; }
.sf-menu { display: flex; flex-direction: column; gap: 6px; position: sticky; top: 104px; }
.sf-chap { display: flex; align-items: center; gap: 12px; padding: 11px 15px; background: #fff; border: 1px solid var(--line); border-left: 3px solid transparent; border-radius: var(--radius-s); cursor: pointer; transition: .22s; text-align: left; font: inherit; }
.sf-chap:hover { border-color: var(--brand); border-left-color: var(--brand); }
.sf-chap .no { font-family: "Segoe UI", Arial, sans-serif; font-size: 12px; font-weight: 700; color: var(--ink-3); flex-shrink: 0; }
.sf-chap .txt b { display: block; font-size: 14px; color: var(--ink); line-height: 1.35; }
.sf-chap .txt small { display: block; font-size: 10.5px; color: var(--ink-3); letter-spacing: .6px; margin-top: 1px; }
.sf-chap.on { border-color: var(--brand); border-left-color: var(--brand); background: var(--brand-soft); }
.sf-chap.on .no, .sf-chap.on .txt b { color: var(--brand); }
.sf-view { min-width: 0; }
.sf-viewport { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); }
.sf-track { display: flex; transition: transform .5s cubic-bezier(.65, .05, .35, 1); }
.sf-page { flex: 0 0 100%; display: grid; grid-template-columns: 45% 1fr; min-height: 460px; }
.sf-fig { position: relative; overflow: hidden; background: var(--navy); margin: 0; }
.sf-fig img { width: 100%; height: 100%; object-fit: cover; }
.sf-fig::after { content: ""; position: absolute; inset: 0; background: linear-gradient(115deg, rgba(0,51,153,.30), rgba(128,192,32,.08)); mix-blend-mode: multiply; pointer-events: none; }
.sf-body { padding: clamp(26px, 3.2vw, 46px); display: flex; flex-direction: column; justify-content: center; min-width: 0; }
.sf-no { font-family: "Segoe UI", Arial, sans-serif; font-size: 12px; font-weight: 700; letter-spacing: 3px; color: var(--green-deep); margin-bottom: 12px; }
.sf-body h3 { font-size: clamp(21px, 2vw, 27px); color: var(--navy); line-height: 1.3; }
.sf-body h3 small { display: block; font-size: 11.5px; font-weight: 600; letter-spacing: 2.5px; color: var(--ink-3); margin-top: 7px; text-transform: uppercase; font-family: "Segoe UI", Arial, sans-serif; }
.sf-desc { margin: 16px 0 18px; color: var(--ink-2); font-size: 15.5px; }
.sf-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.sf-tags span { font-size: 12.5px; color: var(--brand); background: var(--brand-soft); border-radius: 999px; padding: 6px 14px; font-weight: 500; }
.sf-scene { font-size: 13.5px; color: var(--ink-2); border-left: 3px solid var(--green); padding-left: 12px; margin-bottom: 26px; }
.sf-scene b { color: var(--green-deep); }
.sf-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.sf-view .case-pager-bar { margin-top: 16px; }

@media (max-width: 1180px) {
  .sf-shell { grid-template-columns: 1fr; }
  .sf-menu { position: static; flex-direction: row; overflow-x: auto; padding-bottom: 6px; scrollbar-width: thin; }
  .sf-chap { flex-shrink: 0; white-space: nowrap; border-left-width: 1px; }
  .sf-page { min-height: 0; }
}
@media (max-width: 900px) {
  .sf-page { grid-template-columns: 1fr; }
  .sf-fig { aspect-ratio: 16/8; }
  .sf-body { padding: 24px 22px 28px; }
}
@media (max-width: 640px) {
  .sf-cta .btn { flex: 1; }
  .sf-fig { aspect-ratio: 16/9; }
}

/* ================= 方案详情页（solution-detail.html） ================= */
.sd-hero-no { font-size: 13px; letter-spacing: 4px; color: var(--green); font-weight: 700; margin-bottom: 12px; }
.sd-hero-tags { display: flex; gap: 9px; flex-wrap: wrap; margin-top: 22px; }
.sd-hero-tags span { font-size: 12.5px; color: #C9D9F8; border: 1px solid rgba(255,255,255,.28); border-radius: 999px; padding: 6px 15px; }
.sd-intro { display: grid; grid-template-columns: 1.15fr .85fr; gap: 46px; align-items: start; }
.sd-para { font-size: 15.5px; line-height: 2; color: var(--ink-2); }
.sd-para + .sd-para { margin-top: 14px; }
.sd-values { display: grid; gap: 12px; margin-top: 26px; }
.sd-value { display: flex; gap: 12px; align-items: flex-start; background: linear-gradient(150deg, #F3F9E8, #fff); border: 1px solid rgba(128,192,32,.3); border-radius: var(--radius-s); padding: 13px 16px; }
.sd-value svg { flex: 0 0 auto; width: 20px; height: 20px; color: var(--green-deep); margin-top: 2px; }
.sd-value p { font-size: 13.5px; color: var(--ink); font-weight: 500; line-height: 1.7; }
.sd-fig { position: relative; margin: 20px 16px 0 0; }
.sd-fig img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-up); aspect-ratio: 16/10; object-fit: cover; }
.sd-fig::before { content: ""; position: absolute; inset: 18px -18px -18px 18px; border: 2px solid var(--green); border-radius: var(--radius); opacity: .45; z-index: -1; }
.sd-fig figcaption { position: absolute; left: 0; bottom: -30px; font-size: 11px; letter-spacing: 2.5px; color: var(--ink-3); font-weight: 600; }
.sd-sub-title { display: flex; align-items: center; gap: 12px; margin: 0 0 18px; font-family: "Segoe UI", Arial, sans-serif; font-size: 12.5px; letter-spacing: 3px; color: var(--ink-3); font-weight: 700; }
.sd-sub-title i { font-style: normal; font-size: 15px; color: var(--brand); background: var(--brand-soft); border-radius: 6px; padding: 5px 14px; letter-spacing: 2px; }
.sd-sub-title:not(:first-of-type) { margin-top: 40px; }
.sd-pains { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.sd-pain { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 20px; transition: .25s; }
.sd-pain:hover { border-color: var(--brand); box-shadow: var(--shadow); transform: translateY(-3px); }
.sd-pain b { font-family: "Segoe UI", Arial, sans-serif; font-size: 22px; color: rgba(0, 51, 153, .22); }
.sd-pain h4 { color: var(--navy); font-size: 15px; margin-top: 8px; }
.sd-pain p { font-size: 12.5px; color: var(--ink-2); line-height: 1.75; margin-top: 7px; }
.sd-abilities { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.sd-ab { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 20px; transition: .25s; }
.sd-ab:hover { border-color: rgba(128,192,32,.55); box-shadow: var(--shadow); transform: translateY(-3px); }
.sa-ico { width: 42px; height: 42px; border-radius: 11px; background: var(--brand-soft); color: var(--brand); display: flex; align-items: center; justify-content: center; }
.sa-ico svg { width: 22px; height: 22px; }
.sd-ab h4 { color: var(--ink); font-size: 15px; margin-top: 13px; }
.sd-ab p { font-size: 12.5px; color: var(--ink-2); line-height: 1.75; margin-top: 7px; }
.sd-scenes { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 34px; }
.sd-scenes span { font-size: 13px; color: var(--brand); background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 8px 18px; font-weight: 500; transition: .2s; }
.sd-scenes span:hover { border-color: var(--brand); }
.sd-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.sd-step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 16px; text-align: center; transition: .25s; }
.sd-step:hover { border-color: var(--brand); box-shadow: var(--shadow); transform: translateY(-3px); }
.sd-step b { font-family: "Segoe UI", Arial, sans-serif; font-size: 20px; color: var(--brand); }
.sd-step h4 { font-size: 14.5px; color: var(--navy); margin-top: 8px; }
.sd-step p { font-size: 12px; color: var(--ink-2); line-height: 1.7; margin-top: 7px; }
.sd-step:not(:last-child)::after { content: ""; position: absolute; right: -13px; top: 50%; width: 12px; height: 2px; background: var(--green); opacity: .6; }
.sd-fit { text-align: center; font-size: 13.5px; color: var(--ink-2); margin-top: 30px; }
.sd-fit b { color: var(--brand); }
.sd-switch { background: linear-gradient(110deg, #0D348E, #1B4FB4 55%, #2E66D6); }
.sd-switch-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 30px 0; }
.sd-link { display: flex; flex-direction: column; gap: 5px; color: #fff; max-width: 260px; }
.sd-link span { font-size: 12px; color: #AFC2E6; letter-spacing: 1.5px; display: flex; align-items: center; gap: 8px; }
.sd-link .arr { font-style: normal; font-size: 15px; color: var(--green); transition: .22s; }
.sd-link b { font-size: 14.5px; font-weight: 600; transition: .22s; }
.sd-link:hover b { color: var(--green); }
.sd-link-r { text-align: right; }
.sd-link-r span { justify-content: flex-end; }
.sd-switch-cta { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
@media (max-width: 1180px) {
  .sd-intro { grid-template-columns: 1fr; }
  .sd-fig { max-width: 620px; }
  .sd-pains { grid-template-columns: repeat(2, 1fr); }
  .sd-abilities { grid-template-columns: repeat(2, 1fr); }
  .sd-steps { grid-template-columns: repeat(2, 1fr); }
  .sd-step:not(:last-child)::after { display: none; }
}
@media (max-width: 640px) {
  .sd-pains, .sd-abilities, .sd-steps { grid-template-columns: 1fr; }
  .sd-switch-row { flex-direction: column; }
  .sd-link, .sd-link-r { max-width: 100%; text-align: left; }
  .sd-link-r span { justify-content: flex-start; }
}

/* ===== 产品详情页 pd-* ===== */
.pd-mods { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.pd-mod { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 20px; transition: .25s; }
.pd-mod:hover { border-color: var(--brand); box-shadow: var(--shadow); transform: translateY(-3px); }
.pd-mod svg { width: 34px; height: 34px; color: var(--brand); background: var(--brand-soft); border-radius: 10px; padding: 7px; }
.pd-mod h4 { color: var(--navy); font-size: 15.5px; margin-top: 14px; }
.pd-mod p { font-size: 12.5px; color: var(--ink-2); line-height: 1.78; margin-top: 8px; }
.pd-highs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.pd-high { display: flex; gap: 16px; align-items: flex-start; background: linear-gradient(150deg, #F6FAEE, #fff); border: 1px solid rgba(128,192,32,.32); border-radius: var(--radius); padding: 20px 22px; transition: .25s; }
.pd-high:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.pd-high b { font-family: "Segoe UI", Arial, sans-serif; font-size: 30px; font-weight: 800; color: var(--green); line-height: 1; }
.pd-high h4 { color: var(--navy); font-size: 15px; }
.pd-high p { font-size: 12.5px; color: var(--ink-2); line-height: 1.75; margin-top: 7px; }
.pd-shots { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.pd-shot { margin: 0; }
.pd-shot .ps-frame { position: relative; background: #EDF1F8; border: 1px solid var(--line); border-radius: 10px; padding: 10px 10px 14px; }
.pd-shot .ps-dots { display: flex; gap: 6px; padding: 0 4px 9px; }
.pd-shot .ps-dots b { width: 9px; height: 9px; border-radius: 50%; background: #C9D4E8; }
.pd-shot .ps-dots b:nth-child(1) { background: #E98B7C; } .pd-shot .ps-dots b:nth-child(2) { background: #E8C87C; } .pd-shot .ps-dots b:nth-child(3) { background: #9BC96F; }
.pd-shot img { display: block; width: 100%; border-radius: 6px; cursor: zoom-in; transition: .25s; box-shadow: 0 6px 18px rgba(7, 28, 77, .12); }
.pd-shot img:hover { transform: scale(1.02); box-shadow: 0 14px 30px rgba(7, 28, 77, .22); }
.pd-shot figcaption { font-size: 13px; color: var(--ink-2); margin-top: 12px; padding: 0 4px; display: flex; justify-content: space-between; gap: 12px; }
.pd-shot figcaption em { font-style: normal; flex: 0 0 auto; font-size: 11px; color: var(--ink-3); }
.pd-stack { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.pd-layer { display: grid; grid-template-columns: 132px 1fr; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-s); overflow: hidden; transition: .25s; }
.pd-layer:hover { border-color: var(--brand); box-shadow: var(--shadow); }
.pd-layer:nth-child(1) { box-shadow: inset 4px 0 0 var(--green); }
.pd-layer .pl-name { align-self: stretch; display: flex; align-items: center; justify-content: center; background: linear-gradient(160deg, var(--navy), var(--navy-2)); color: #fff; font-size: 13.5px; font-weight: 600; letter-spacing: 2px; }
.pd-layer .pl-items { padding: 15px 18px; font-size: 13px; color: var(--ink-2); line-height: 1.8; }
.pd-chips { display: flex; flex-wrap: wrap; gap: 9px; justify-content: center; margin-top: 26px; }
.pd-chips span { font-family: "Segoe UI", Arial, sans-serif; font-size: 12.5px; font-weight: 600; color: var(--brand); background: #fff; border: 1px solid rgba(0, 51, 153, .22); border-radius: 999px; padding: 7px 16px; transition: .2s; }
.pd-chips span:hover { border-color: var(--brand); background: var(--brand-soft); }
.ql-wide { width: min(86vw, 1000px); }

/* ===== 洞察详情页 nd-* ===== */
.nd-progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 1000; background: transparent; }
.nd-progress i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--brand), var(--green)); transition: width .1s linear; }
.nd-meta { display: flex; gap: 26px; flex-wrap: wrap; margin-top: 22px; }
.nd-meta span { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: #C4D4F4; }
.nd-meta span i { font-style: normal; font-size: 10.5px; letter-spacing: 2px; color: #8FA9D9; }
.nd-article { margin: 0 auto; font-size: 16px; line-height: 2.05; color: var(--ink-2); }
.nd-article p { margin: 14px 0; }
.nd-article p b, .nd-article li b { color: var(--ink); }
.nd-article a { color: var(--brand); font-weight: 600; border-bottom: 1px dashed rgba(0, 51, 153, .4); transition: .2s; }
.nd-article a:hover { color: var(--green-deep); border-bottom-color: var(--green); }
.nd-article h3 { position: relative; font-size: 19px; color: var(--navy); margin: 38px 0 6px; padding-left: 16px; letter-spacing: .5px; }
.nd-article h3::before { content: ""; position: absolute; left: 0; top: 7px; bottom: 7px; width: 5px; border-radius: 3px; background: linear-gradient(180deg, var(--brand), var(--green)); }
.nd-article ul { margin: 14px 0; padding-left: 6px; list-style: none; display: grid; gap: 10px; }
.nd-article li { position: relative; padding-left: 26px; }
.nd-article li::before { content: ""; position: absolute; left: 6px; top: 12px; width: 8px; height: 8px; border-radius: 2px; background: var(--green); opacity: .75; }
.nd-fig { margin: 6px 0 22px; }
.nd-fig img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); }
.nd-fig figcaption { text-align: center; font-size: 11.5px; letter-spacing: 2px; color: var(--ink-3); margin-top: 10px; }
.nd-key { background: linear-gradient(150deg, #F6FAEE, #fff); border: 1px solid rgba(128,192,32,.4); border-left: 4px solid var(--green); border-radius: var(--radius-s); padding: 20px 24px; margin-top: 34px; }
.nd-key b { display: block; font-size: 12.5px; letter-spacing: 3px; color: var(--green-deep); margin-bottom: 8px; }
.nd-key p { font-size: 14.5px; line-height: 1.9; color: var(--ink); margin: 0; }
.nd-rel-wrap { margin: 46px auto 0; }
.nd-rel { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.nd-rel-card { position: relative; display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: .25s; }
.nd-rel-card:hover { border-color: var(--brand); box-shadow: var(--shadow); transform: translateY(-3px); }
.nd-rel-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.nd-rel-no { display: flex; align-items: center; justify-content: center; aspect-ratio: 16/5.4; background: linear-gradient(120deg, var(--navy), var(--navy-2)); color: rgba(255,255,255,.22); font-family: "Segoe UI", Arial, sans-serif; font-size: 40px; font-weight: 800; }
.nd-rel-card em { position: absolute; top: 10px; left: 10px; font-style: normal; font-size: 11px; color: #fff; border-radius: 4px; padding: 3px 9px; letter-spacing: 1px; }
.nd-rel-card h4 { font-size: 14px; color: var(--ink); line-height: 1.65; padding: 13px 15px 4px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.nd-rel-card time { font-size: 11.5px; color: var(--ink-3); padding: 0 15px 14px; margin-top: auto; }
.nd-nav { margin: 40px auto 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding-top: 26px; }
.nd-nav .btn { flex: 0 0 auto; }
.nd-cta { margin: 46px auto 0; background: linear-gradient(115deg, #04122E, var(--navy) 55%, #003B99); border-radius: var(--radius); padding: 34px 40px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nd-cta h3 { color: #fff; font-size: 19px; letter-spacing: 1px; }
.nd-cta p { color: #C4D4F4; font-size: 13.5px; line-height: 1.85; margin-top: 8px; max-width: 520px; }
.nd-cta-btns { display: flex; gap: 12px; flex-wrap: wrap; flex: 0 0 auto; }

@media (max-width: 1180px) {
  .pd-mods { grid-template-columns: repeat(2, 1fr); }
  .pd-shots { grid-template-columns: 1fr; }
  .nd-rel { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .pd-mods, .pd-highs, .nd-rel, .pd-stack { grid-template-columns: 1fr; }
  .pd-layer { grid-template-columns: 1fr; }
  .pd-layer .pl-name { padding: 10px; }
  .nd-nav { flex-wrap: wrap; }
  .nd-nav .sd-link, .nd-nav .sd-link-r { max-width: 100%; }
  .nd-cta { flex-direction: column; align-items: flex-start; }
}
.pd-fig img { aspect-ratio: auto; }
.nd-nav .sd-link { color: var(--ink); }
.nd-nav .sd-link span { color: var(--ink-3); }
.p6-detail { display: inline-flex; align-items: center; font-size: 12.5px; font-weight: 600; color: var(--green-deep); margin-top: 2px; transition: .2s; }
.p6-card:hover .p6-detail { color: var(--brand); translate: 3px 0; }

/* ===== 产品概述多图轮播 pg-* ===== */
.sd-intro.pd-intro { align-items: stretch; }
.pd-gallery { display: flex; flex-direction: column; }
.pg-viewport { position: relative; flex: 1; min-height: 380px; overflow: hidden; border-radius: var(--radius); box-shadow: var(--shadow-up); background: #0B1F44; }
.pg-track { display: flex; height: 100%; transition: transform .45s cubic-bezier(.4, 0, .2, 1); }
.pg-slide { flex: 0 0 100%; height: 100%; }
.pg-slide img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top center; cursor: zoom-in; transition: opacity .25s; }
.pg-slide img:hover { opacity: .94; }
.pg-btn { position: absolute; top: 50%; transform: translateY(-50%); z-index: 3; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; color: var(--navy); background: rgba(255, 255, 255, .92); border: none; border-radius: 50%; cursor: pointer; box-shadow: 0 6px 16px rgba(7, 28, 77, .25); transition: .22s; }
.pg-btn:hover { background: var(--brand); color: #fff; }
.pg-prev { left: 14px; }
.pg-next { right: 14px; }
.pg-dots { position: absolute; bottom: 14px; right: 16px; z-index: 3; display: flex; gap: 7px; }
.pg-dots button { width: 9px; height: 9px; border: none; border-radius: 999px; background: rgba(255, 255, 255, .5); cursor: pointer; transition: .22s; padding: 0; }
.pg-dots button.on { width: 24px; background: #fff; }
.pg-viewport figcaption { position: absolute; left: 18px; bottom: 13px; z-index: 2; font-size: 11.5px; letter-spacing: 2px; font-weight: 600; color: #fff; text-shadow: 0 1px 6px rgba(4, 18, 46, .75); }
.pg-viewport::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 88px; background: linear-gradient(180deg, transparent, rgba(4, 18, 46, .62)); pointer-events: none; }

@media (max-width: 1180px) {
  .pg-viewport { min-height: 320px; }
}
@media (max-width: 640px) {
  .pg-viewport { min-height: 240px; }
  .pg-btn { width: 34px; height: 34px; }
}
.pg-slide.fit { position: relative; background-size: cover; background-position: center; }
.pg-slide.fit::before { content: ""; position: absolute; inset: 0; background: rgba(246, 249, 253, .88); backdrop-filter: blur(10px); }
.pg-slide.fit img { position: relative; object-fit: contain; object-position: center; background: transparent; }

/* ===== 案例页 Banner 数据气泡（与左侧文案共处，banner 高度与其他页统一） ===== */
.page-hero .ph-flex { display: flex; align-items: center; }
.ph-orbit { position: absolute; right: 0; top: 50%; width: 470px; height: 284px; margin: 0; transform: translateY(-50%) scale(.93); transform-origin: center; }
.ph-orbit > div { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; border-radius: 50%; animation: pb-float 5.5s ease-in-out infinite; }
.pb-main { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 176px; height: 176px;
  background: radial-gradient(circle at 32% 26%, rgba(255, 255, 255, .30), rgba(255, 255, 255, .05) 58%), linear-gradient(145deg, #3E7BE8, #16469F);
  box-shadow: 0 20px 44px rgba(2, 10, 40, .45), inset 0 1px 0 rgba(255, 255, 255, .28); }
.pb-main b { font-size: 36px; font-weight: 800; line-height: 1.05; font-family: "Segoe UI", Arial, sans-serif; }
.pb-main b i { font-style: normal; font-size: 19px; font-weight: 700; color: var(--green); margin-left: 2px; }
.pb-main span { font-size: 12.5px; color: #D7E3FB; margin-top: 5px; letter-spacing: 1.5px; }
.pb-sat { position: absolute; background: rgba(255, 255, 255, .10); border: 1px solid rgba(255, 255, 255, .22); backdrop-filter: blur(6px);
  box-shadow: 0 12px 26px rgba(2, 10, 40, .30), inset 0 1px 0 rgba(255, 255, 255, .18); }
.pb-sat b { font-size: 22px; font-weight: 800; line-height: 1.05; font-family: "Segoe UI", Arial, sans-serif; }
.pb-sat b i { font-style: normal; font-size: 13px; font-weight: 700; color: var(--green); margin-left: 1px; }
.pb-sat span { font-size: 11px; color: #C4D4F4; margin-top: 3px; letter-spacing: .5px; }
.pb-sat.s1 { width: 122px; height: 122px; left: 4%; top: 2%; animation-delay: -1.8s; }
.pb-sat.s2 { width: 110px; height: 110px; right: 1%; top: 19%; animation-delay: -3.4s; }
.pb-sat.s3 { width: 126px; height: 126px; right: 10%; bottom: -2px; animation-delay: -4.6s; }
@keyframes pb-float { 0%, 100% { translate: 0 0; } 50% { translate: 0 -9px; } }
@media (prefers-reduced-motion: reduce) { .ph-orbit > div { animation: none; } }
@media (max-width: 1380px) { .ph-orbit { transform: translateY(-50%) scale(.85); right: 4px; } }
@media (max-width: 1180px) { .ph-orbit { transform: translateY(-50%) scale(.78); right: 0; } }
@media (max-width: 900px) {
  .page-hero .ph-flex { flex-direction: column; align-items: flex-start; }
  .ph-orbit { position: static; transform: scale(.9); margin: 6px auto -8px; }
}
@media (max-width: 640px) { .ph-orbit { width: 344px; height: 212px; transform: scale(.73); margin: 8px auto -14px; } }

/* ============ v10：后台富文本（CKEditor）输出的前台渲染 ============ */
/* 正文：补齐编辑器可产出的块级元素样式 */
.nd-article h2 { font-size: 22px; color: var(--navy); margin: 40px 0 10px; letter-spacing: .3px; }
.nd-article h4 { font-size: 16px; color: var(--navy); margin: 24px 0 6px; }
.nd-article ol { margin: 14px 0; padding-left: 24px; display: grid; gap: 8px; }
.nd-article ol li { padding-left: 4px; }
.nd-article blockquote { margin: 18px 0; padding: 12px 20px; border-left: 4px solid var(--green); background: #F7FAF1; border-radius: 0 var(--radius-s) var(--radius-s) 0; color: var(--ink); font-size: 15px; }
.nd-article blockquote p { margin: 0; }
.nd-article table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14px; }
.nd-article table th, .nd-article table td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
.nd-article table th { background: #F4F7FD; color: var(--navy); font-weight: 600; }
.nd-article img { max-width: 100%; height: auto; border-radius: var(--radius-s); }
.nd-article figure { margin: 20px 0; }
.nd-article figcaption { text-align: center; font-size: 12px; color: var(--ink-3); margin-top: 8px; }
.nd-article video { width: 100%; max-width: 100%; height: auto; border-radius: var(--radius-s); background: #000; margin: 16px 0; }
.nd-article iframe { max-width: 100%; border: 0; border-radius: var(--radius-s); }
.nd-article hr { border: 0; border-top: 1px solid var(--line); margin: 28px 0; }

/* 卡片内的富文本描述：内部段落不再撑开版面 */
.svc-desc, .ag-desc, .mv-desc, .hf-desc { font-size: inherit; line-height: inherit; color: inherit; }
.svc-desc p, .ag-desc p, .mv-desc p, .hf-desc p { margin: 0 0 6px; }
.svc-desc p:last-child, .ag-desc p:last-child, .mv-desc p:last-child, .hf-desc p:last-child { margin-bottom: 0; }
.svc-desc ul, .ag-desc ul, .mv-desc ul, .hf-desc ul,
.svc-desc ol, .ag-desc ol, .mv-desc ol, .hf-desc ol { margin: 4px 0; padding-left: 18px; }
.svc-desc b, .ag-desc b, .mv-desc b, .hf-desc b { color: var(--navy); }
.svc-desc a, .ag-desc a, .mv-desc a, .hf-desc a { color: var(--brand); border-bottom: 1px dashed rgba(0, 51, 153, .4); }

/* 公司介绍富文本区 */
.ab-intro p { margin: 0 0 14px; }
.ab-intro p:last-child { margin-bottom: 0; }
.ab-intro h2, .ab-intro h3, .ab-intro h4 { font-size: 18px; line-height: 1.6; color: var(--navy); margin: 20px 0 10px; }
.ab-intro ul, .ab-intro ol { margin: 12px 0; padding-left: 22px; display: grid; gap: 6px; }
.ab-intro a { color: var(--brand); border-bottom: 1px dashed rgba(0, 51, 153, .4); }
.ab-intro img { max-width: 100%; border-radius: var(--radius-s); }
.ab-intro blockquote { margin: 14px 0; padding: 10px 16px; border-left: 3px solid var(--green); background: #F7FAF1; }