/* =========================================================
   成都索嘉科技有限公司 - 企业官网
   科技风格全局样式
   字体：系统字体栈（无版权风险）；图片：全部CSS/SVG绘制（无版权风险）
   ========================================================= */

:root {
  /* 品牌色（源自索嘉LOGO 橙红渐变） */
  --brand-1: #ff7a18;
  --brand-2: #f2451c;
  --brand-3: #e5392e;
  --brand-grad: linear-gradient(135deg, #ff8a1e 0%, #f2451c 55%, #e5322d 100%);
  --brand-grad-soft: linear-gradient(135deg, rgba(255,122,24,.14), rgba(229,50,45,.10));

  /* 科技深蓝 */
  --navy-0: #0a1a2f;
  --navy-1: #0f2440;
  --navy-2: #16304f;
  --navy-3: #1d3a61;
  --navy-grad: linear-gradient(160deg, #0a1a2f 0%, #102642 55%, #16324f 100%);

  /* 中性色 */
  --ink: #1c2733;
  --ink-2: #44536b;
  --ink-3: #7c8aa0;
  --line: #e4e9f0;
  --bg: #f4f6fa;
  --card: #ffffff;
  --white: #ffffff;

  /* 效果 */
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 6px 24px rgba(16, 38, 66, .08);
  --shadow-lg: 0 16px 48px rgba(16, 38, 66, .14);
  --shadow-brand: 0 8px 24px rgba(242, 69, 28, .32);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei",
          "PingFang SC", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  --container: 1200px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.7;
  cursor: default; /* 非链接的文字/图标悬停时保持默认箭头，不出现手型或 I 型光标 */
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: 14px; }
input, textarea { cursor: text; } /* 输入框保留文本编辑光标 */

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
section { position: relative; }

/* ---------- 主导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 2px 12px rgba(16,38,66,.05);
}
/* 顶栏容器单独加宽：LOGO 靠左、方案咨询靠右 */
.site-header .container { max-width: 1440px; padding: 0 16px; }
.nav { display: flex; align-items: center; justify-content: space-between; height: 84px; gap: 24px; }
.brand { display: flex; align-items: center; flex-shrink: 0; cursor: default; }
.brand .logo-img { height: 58px; width: auto; display: block; }
.brand .logo-mark { width: 46px; height: 46px; }
.brand .brand-txt { display: flex; flex-direction: column; line-height: 1.2; }
.brand .brand-name {
  font-size: 22px; font-weight: 800; letter-spacing: 1px;
  background: var(--brand-grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.brand .brand-sub { font-size: 11px; color: var(--ink-3); letter-spacing: 3px; }
.nav-links { display: flex; align-items: center; gap: 18px; }
.nav-links a {
  position: relative;
  padding: 10px 24px; border-radius: 8px;
  font-size: 16px; font-weight: 600; color: var(--ink-2);
  display: inline-flex; align-items: center; gap: 7px;
  transition: color .2s, background .2s, transform .2s;
}
/* 彩色圆点装饰：每个栏目一个主题色 */
.nav-links a::before {
  content: ""; display: inline-block; width: 8px; height: 8px;
  border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
  opacity: .55; transition: opacity .2s, transform .2s, box-shadow .2s;
}
.nav-links a:nth-child(1)::before { background: linear-gradient(135deg, #ff8a1e, #f2451c); }
.nav-links a:nth-child(2)::before { background: linear-gradient(135deg, #1e7bff, #00c2c7); }
.nav-links a:nth-child(3)::before { background: linear-gradient(135deg, #9b5cff, #e13fa9); }
.nav-links a:hover { color: var(--brand-2); background: var(--brand-grad-soft); }
.nav-links a:hover::before { opacity: 1; transform: scale(1.25); box-shadow: 0 0 0 4px rgba(242,69,28,.12); }
.nav-links a.active { color: var(--brand-2); font-weight: 700; }
.nav-links a.active::before { opacity: 1; transform: scale(1.2); box-shadow: 0 0 0 4px rgba(242,69,28,.15); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 24px; right: 24px; bottom: 2px; height: 3px;
  border-radius: 2px; background: var(--brand-grad);
}
.nav-cta { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.nav-tel {
  display: flex; align-items: center; gap: 8px;
  text-decoration: none; flex-shrink: 0; cursor: default;
}
.nav-tel .t-label {
  font-size: 15px; font-weight: 800; letter-spacing: 2px; white-space: nowrap;
  background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.nav-tel .t-label::after {
  content: ""; display: inline-block; width: 1px; height: 14px;
  margin-left: 8px; vertical-align: -2px; background: var(--line, rgba(0,0,0,.12));
}
.nav-tel .t-num {
  font-size: 19px; font-weight: 800; color: var(--brand-2);
  font-variant-numeric: tabular-nums; letter-spacing: .5px; white-space: nowrap;
}
.btn-trial {
  padding: 10px 24px; border-radius: 999px;
  background: var(--brand-grad); color: #fff; font-size: 15px; font-weight: 700;
  box-shadow: var(--shadow-brand); letter-spacing: 1px;
  transition: transform .2s, box-shadow .2s, filter .2s;
}
.btn-trial:hover { transform: translateY(-2px); filter: brightness(1.06); box-shadow: 0 12px 30px rgba(242,69,28,.42); }

/* 汉堡菜单（移动端） */
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span { width: 24px; height: 2.5px; border-radius: 2px; background: var(--ink); transition: .3s; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--navy-grad);
  color: #fff;
  overflow: hidden;
  padding: 96px 0 110px;
}
.hero::before { /* 网格科技线 */
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse at 30% 40%, #000 30%, transparent 72%);
}
.hero::after { /* 光晕 */
  content: ""; position: absolute;
  width: 560px; height: 560px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,122,24,.34), transparent 65%);
  right: -120px; top: -140px;
  filter: blur(10px);
}
.hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.hero-content { }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; letter-spacing: 2px; color: #ffb27d;
  padding: 6px 16px; border: 1px solid rgba(255,138,30,.45); border-radius: 999px;
  background: rgba(255,138,30,.1); margin-bottom: 22px;
}
.hero-eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--brand-1); box-shadow: 0 0 10px var(--brand-1); }
.hero h1 { font-size: 46px; line-height: 1.25; font-weight: 800; letter-spacing: 1px; margin-bottom: 20px; }
.hero h1 .grad { background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero p.lead { font-size: 17px; color: rgba(255,255,255,.78); max-width: 560px; margin-bottom: 34px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 30px; border-radius: 999px; font-size: 15px; font-weight: 700; letter-spacing: 1px;
  transition: transform .2s, box-shadow .2s, background .2s, color .2s;
}
.btn-brand { background: var(--brand-grad); color: #fff; box-shadow: var(--shadow-brand); }
.btn-brand:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(242,69,28,.45); }
.btn-ghost { border: 1.5px solid rgba(255,255,255,.4); color: #fff; background: rgba(255,255,255,.06); }
.btn-ghost:hover { border-color: var(--brand-1); color: var(--brand-1); transform: translateY(-2px); }
.btn-line { border: 1.5px solid var(--brand-2); color: var(--brand-2); background: #fff; }
.btn-line:hover { background: var(--brand-grad); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-brand); }
.btn-sm { padding: 8px 18px; font-size: 13px; }

/* Hero 右图：经营数据看板 */
.hero-visual { position: relative; z-index: 2; }
.panel-preview {
  background: var(--navy-grad); border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,.12); box-shadow: 0 30px 80px rgba(0,0,0,.4);
  position: relative; overflow: hidden; padding: 28px 26px;
}
.panel-preview::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 38px 38px;
}
.pp-head { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.pp-title { font-size: 15px; font-weight: 800; color: #fff; letter-spacing: 1px; display: flex; align-items: center; gap: 8px; }
.pp-title::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--brand-1); box-shadow: 0 0 8px var(--brand-1); }
.pp-live { font-size: 11px; color: #34d399; display: flex; align-items: center; gap: 5px; }
.pp-live::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #34d399; animation: ppPulse 1.6s ease-in-out infinite; }
@keyframes ppPulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }
.pp-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 20px; }
.pp-metric { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); border-radius: 12px; padding: 16px 14px; }
.pp-metric .pm-lbl { font-size: 11px; color: rgba(255,255,255,.6); margin-bottom: 6px; }
.pp-metric .pm-val { font-size: 24px; font-weight: 800; color: #fff; line-height: 1.1; }
.pp-metric .pm-val em { font-style: normal; font-size: 13px; color: var(--brand-1); margin-left: 2px; }
.pp-metric .pm-trend { font-size: 11px; margin-top: 4px; display: flex; align-items: center; gap: 4px; }
.pp-metric .pm-up { color: #34d399; }
.pp-metric .pm-down { color: #f2451c; }
.pp-chart { position: relative; z-index: 2; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); border-radius: 12px; padding: 16px 14px; }
.pp-chart .pc-title { font-size: 11px; color: rgba(255,255,255,.55); margin-bottom: 12px; }
.pp-bars { display: flex; align-items: flex-end; gap: 8px; height: 80px; }
.pp-bars .bar { flex: 1; border-radius: 4px 4px 0 0; transition: height .6s ease; }
.pp-bars .bar.b1 { background: linear-gradient(to top, #f2451c, #ff8a1e); }
.pp-bars .bar.b2 { background: linear-gradient(to top, #1a6fe0, #2ec7fb); }
.pp-bars .bar.b3 { background: linear-gradient(to top, #f2451c, #ff8a1e); }
.pp-bars .bar.b4 { background: linear-gradient(to top, #1a6fe0, #2ec7fb); }
.pp-bars .bar.b5 { background: linear-gradient(to top, #f2451c, #ff8a1e); }
.pp-bars .bar.b6 { background: linear-gradient(to top, #1a6fe0, #2ec7fb); }
.pp-bars .bar.b7 { background: linear-gradient(to top, #f2451c, #ff8a1e); }
.pp-foot { position: relative; z-index: 2; margin-top: 16px; display: flex; justify-content: space-between; align-items: center; font-size: 11px; color: rgba(255,255,255,.5); }
.pp-foot .pf-dot { display: inline-flex; align-items: center; gap: 5px; }
.pp-foot .pf-dot::before { content: ""; width: 8px; height: 8px; border-radius: 2px; }

/* 数据条 */
.hero-stats { display: flex; gap: 44px; margin-top: 44px; }
.hero-stats .hs { text-align: left; }
.hero-stats .num { font-size: 32px; font-weight: 800; color: #fff; line-height: 1.1; }
.hero-stats .num em { font-style: normal; color: var(--brand-1); }
.hero-stats .lbl { font-size: 13px; color: rgba(255,255,255,.6); margin-top: 4px; }

/* ---------- 通用板块 ---------- */
.sec { padding: 84px 0; }
.sec.alt { background: #fff; }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.sec-tag {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 3px;
  color: var(--brand-2); background: var(--brand-grad-soft);
  padding: 5px 16px; border-radius: 999px; margin-bottom: 14px;
}
.sec-head h2 { font-size: 32px; font-weight: 800; color: var(--ink); letter-spacing: 1px; }
.sec-head h2 .grad { background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.sec-head p { margin-top: 12px; color: var(--ink-3); font-size: 15px; }

/* ---------- 痛点区（首页） ---------- */
.pains { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.pain-card {
  background: var(--card); border-radius: var(--radius); padding: 28px 24px;
  border: 1px solid var(--line); box-shadow: var(--shadow);
}
.pain-icon { width: 52px; height: 52px; border-radius: 14px; background: var(--brand-grad-soft); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.pain-card h3 { font-size: 17px; margin-bottom: 8px; color: var(--ink); }
.pain-card p { font-size: 13.5px; color: var(--ink-3); }

/* ---------- 产品矩阵（首页） ---------- */
/* 首页两大产品板块分组 */
.home-group { margin-top: 38px; }
.home-group:first-child { margin-top: 0; }
.home-group-head { margin-bottom: 18px; padding-left: 2px; }
.home-group-head h3 { font-size: 20px; color: #1f2937; margin: 0 0 4px; }
.home-group-head p { color: #6b7280; margin: 0; font-size: 14px; }
.home-group + .home-group { border-top: 1px dashed var(--line); padding-top: 30px; }

.series-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.series-card {
  position: relative; display: block;
  background: var(--card); border-radius: var(--radius-lg);
  border: 1px solid var(--line); box-shadow: var(--shadow);
  padding: 30px 24px 26px; overflow: hidden;
  transition: transform .25s, box-shadow .25s;
}
.series-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--brand-grad); opacity: 0; transition: opacity .25s;
}
.series-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.series-card:hover::before { opacity: 1; }
.sc-icon { width: 60px; height: 60px; border-radius: 16px; background: var(--navy-grad); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; box-shadow: 0 8px 20px rgba(16,38,66,.25); }
.series-card h3 { font-size: 19px; font-weight: 800; margin-bottom: 6px; }
.series-card .en { font-size: 11px; letter-spacing: 2px; color: var(--brand-2); margin-bottom: 10px; }
.series-card p { font-size: 13.5px; color: var(--ink-3); margin-bottom: 14px; }
.sc-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.sc-tags span { font-size: 11px; color: var(--ink-2); background: var(--bg); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; }
.sc-more { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; font-weight: 700; color: var(--brand-2); }
.sc-more svg { transition: transform .2s; }
.series-card:hover .sc-more svg { transform: translateX(4px); }

/* 首页产品矩阵「更多」卡片：虚线描边，按板块取色，仅当板块超过 4 个方案时出现 */
.sc-more-card { border-style: dashed; background: var(--bg); display: flex; flex-direction: column; }
.sc-more-card .sc-icon { background: linear-gradient(135deg, #9aa6b2, #6b7280); }
.sc-more-card--core .sc-icon { background: linear-gradient(135deg, #ff6a5f, #e5322d); }
.sc-more-card--empower .sc-icon { background: linear-gradient(135deg, #9b6cf5, #7b4ff0); }
.sc-more-card .sc-more { margin-top: auto; }
.sc-more-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

/* ---------- 行业应用 ---------- */
.industry-wrap { background: var(--navy-grad); color: #fff; border-radius: var(--radius-lg); padding: 54px 48px; position: relative; overflow: hidden; }
.industry-wrap::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 40px 40px;
}
.industry-wrap .container { position: relative; z-index: 2; padding: 0; }
.industry-wrap h2 { font-size: 28px; font-weight: 800; margin-bottom: 8px; }
.industry-wrap .sub { color: rgba(255,255,255,.7); margin-bottom: 30px; font-size: 14px; }
.industry-tags { display: flex; flex-wrap: wrap; gap: 12px; }
.industry-tags span {
  padding: 10px 20px; border-radius: 999px; font-size: 14px; font-weight: 600;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16);
  cursor: default;
}

/* ---------- 服务流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
.step { position: relative; background: var(--card); border-radius: var(--radius); padding: 26px 22px; border: 1px solid var(--line); box-shadow: var(--shadow); }
.step::before {
  counter-increment: step; content: "0" counter(step);
  position: absolute; top: 14px; right: 18px;
  font-size: 44px; font-weight: 800; line-height: 1;
  background: var(--brand-grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; opacity: .22;
}
.step h3 { font-size: 16px; font-weight: 800; margin-bottom: 8px; }
.step p { font-size: 13px; color: var(--ink-3); }

/* ---------- CTA 区 ---------- */
.cta-band { background: var(--brand-grad); border-radius: var(--radius-lg); padding: 52px 56px; color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 30px; position: relative; overflow: hidden; }
.cta-band::after { content: ""; position: absolute; right: -60px; top: -80px; width: 260px; height: 260px; border-radius: 50%; background: rgba(255,255,255,.12); pointer-events: none; }
.cta-band h2 { font-size: 28px; font-weight: 800; letter-spacing: 1px; margin-bottom: 8px; }
.cta-band p { font-size: 15px; opacity: .92; }
.cta-band .btn { background: #fff; color: var(--brand-2); box-shadow: 0 10px 30px rgba(0,0,0,.18); }
.cta-band .btn:hover { transform: translateY(-2px); }
.cta-band .tel-big { font-size: 34px; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: 1px; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--navy-0); color: rgba(255,255,255,.7); padding: 56px 0 0; }
.footer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; padding-bottom: 40px; }
.footer-grid h4 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 16px; letter-spacing: 1px; }
.footer-grid h4::after { content: ""; display: block; width: 26px; height: 3px; border-radius: 2px; background: var(--brand-grad); margin-top: 8px; }
.footer-grid li { margin-bottom: 9px; font-size: 13.5px; }
.footer-grid li a:hover { color: var(--brand-1); }
.footer-contact li { display: flex; gap: 8px; align-items: flex-start; }
.footer-contact svg { flex-shrink: 0; margin-top: 3px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0 10px; font-size: 13px; text-align: center; color: rgba(255,255,255,.5); }
.footer-bottom a:hover { color: var(--brand-1); }
.footer-bottom .icp { margin-left: 8px; }

/* ---------- 页面头部横幅（子页） ---------- */
.page-hero {
  background: #08122c; color: #fff; padding: 66px 0 60px; text-align: center;
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 44px 44px;
}
.page-hero::after { content: ""; position: absolute; width: 420px; height: 420px; border-radius: 50%; background: radial-gradient(circle, rgba(255,122,24,.3), transparent 65%); left: -120px; bottom: -160px; }
.page-hero .container { position: relative; z-index: 4; }
.page-hero h1 { font-size: 36px; font-weight: 800; letter-spacing: 2px; margin-bottom: 10px; }
.page-hero p { font-size: 15px; color: rgba(255,255,255,.72); max-width: 640px; margin: 0 auto; }

/* 关于我们：企业环境轮播 Banner */
.page-hero-carousel { min-height: 440px; display: flex; align-items: center; justify-content: center; }
.page-hero-carousel::before { display: none; }
.page-hero-carousel::after { z-index: 3; }
.page-hero-slides { position: absolute; inset: 0; z-index: 0; }
.page-hero-slides img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  opacity: 0;
  animation: bannerFade 30s infinite ease-in-out;
}
.page-hero-slides img:nth-child(1) { animation-delay: 0s; }
.page-hero-slides img:nth-child(2) { animation-delay: 5s; }
.page-hero-slides img:nth-child(3) { animation-delay: 10s; }
/* 后三张图（第4/5/6张）：Ken Burns 缩放幅度更大 */
.page-hero-slides img:nth-child(4) { animation-delay: 15s; animation-name: bannerFadeBig; }
.page-hero-slides img:nth-child(5) { animation-delay: 20s; animation-name: bannerFadeBig; }
.page-hero-slides img:nth-child(6) { animation-delay: 25s; animation-name: bannerFadeBig; }

@keyframes bannerFade {
  0%   { opacity: 0; transform: scale(1.35); }
  5%   { opacity: 1; transform: scale(1.35); }
  16.66% { opacity: 1; transform: scale(1); }
  21.66% { opacity: 0; transform: scale(1); }
  100% { opacity: 0; transform: scale(1); }
}

@keyframes bannerFadeBig {
  0%   { opacity: 0; transform: scale(1.6); }
  5%   { opacity: 1; transform: scale(1.6); }
  16.66% { opacity: 1; transform: scale(1); }
  21.66% { opacity: 0; transform: scale(1); }
  100% { opacity: 0; transform: scale(1); }
}

.page-hero-overlay {
  position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(180deg, rgba(8,18,44,.26) 0%, rgba(8,18,44,.38) 60%, rgba(8,18,44,.48) 100%);
}
.page-hero-overlay::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(8,18,44,.3) 0%, rgba(8,18,44,.05) 60%, transparent 85%);
}
/* ---------- 产品方案：各产品线图片 Banner ---------- */
.page-hero-series {
  min-height: 440px;
  display: flex;
  align-items: center;
  text-align: left;
  padding: 0;
}
.page-hero-series::before,
.page-hero-series::after { display: none; }

.page-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transition: background-image .6s ease;
}
.page-hero-series .container {
  position: relative;
  z-index: 4;
  width: 100%;
}
.page-hero-series .series-title-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 14px;
}
.page-hero-series h1 {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: 2px;
  margin-bottom: 0;
  text-shadow: 0 4px 20px rgba(0,0,0,.3);
}
.page-hero-series .series-badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: #ffb27d;
  background: rgba(255,138,30,.2);
  border: 1px solid rgba(255,138,30,.45);
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 0;
  white-space: nowrap;
}
.page-hero-series .series-hero-lead {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255,255,255,.88);
  max-width: 620px;
  margin: 0;
  text-shadow: 0 2px 12px rgba(0,0,0,.4);
}
/* 右侧对齐：容器文字右对齐、遮罩反向（右侧深左侧浅） */
.page-hero-series.hero-right { text-align: right; }
.page-hero-series.hero-right .container {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}
.page-hero-series.hero-right .series-hero-lead {
  margin-left: auto;
}
.page-hero-series.hero-right .page-hero-overlay {
  background: linear-gradient(270deg, rgba(8,18,44,.88) 0%, rgba(8,18,44,.72) 28%, rgba(8,18,44,.38) 56%, rgba(8,18,44,.12) 100%);
}
.page-hero-series.hero-right .page-hero-overlay::after {
  background: radial-gradient(ellipse at 70% 50%, rgba(8,18,44,.25) 0%, transparent 70%);
}

.page-hero-series .page-hero-overlay {
  background: linear-gradient(90deg, rgba(8,18,44,.88) 0%, rgba(8,18,44,.72) 28%, rgba(8,18,44,.38) 56%, rgba(8,18,44,.12) 100%);
}
.page-hero-series .page-hero-overlay::after {
  background: radial-gradient(ellipse at 30% 50%, rgba(8,18,44,.25) 0%, transparent 70%);
}
@media (max-width: 768px) {
  .page-hero-series { min-height: 360px; padding: 54px 0 50px; }
  .page-hero-series.hero-right { text-align: left; }
  .page-hero-series.hero-right .container { align-items: flex-start; }
  .page-hero-series.hero-right .series-hero-lead { margin-left: 0; }
  .page-hero-series h1 { font-size: 28px; }
  .page-hero-series .series-hero-lead { max-width: 100%; font-size: 14px; }
}

.page-hero-slogan { text-shadow: 0 2px 16px rgba(0,0,0,.5); }

/* Banner 右下角口号：加粗 + 修饰 */
.page-hero-slogan {
  position: absolute; right: 32px; bottom: 26px; z-index: 4;
  margin: 0; text-align: right; max-width: 540px;
  font-size: 16px; font-weight: 700; letter-spacing: 1px; line-height: 1.65;
  color: rgba(255,255,255,.96);
  padding: 13px 24px 13px 20px;
  background: linear-gradient(270deg, rgba(8,18,44,.62) 0%, rgba(8,18,44,.12) 100%);
  border-right: 4px solid var(--brand-1);
  border-radius: 12px;
  backdrop-filter: blur(3px);
}
.page-hero-slogan .phs-hl {
  font-weight: 800; font-size: 18.5px;
  background: linear-gradient(90deg, #ffd9b0, #ff9a3d 55%, #f2451c);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  letter-spacing: 1.5px;
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-hero-slides img { animation: none; opacity: 1; }
  .page-hero-slides img:not(:first-child) { display: none; }
}
.crumb { display: inline-flex; gap: 8px; font-size: 13px; color: rgba(255,255,255,.6); background: rgba(255,255,255,.08); padding: 6px 16px; border-radius: 999px; margin-bottom: 20px; }
.crumb a:hover { color: var(--brand-1); }

/* ---------- 产品页 Tab ---------- */
.tabs { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-bottom: 44px; }
.tab-btn {
  padding: 12px 26px; border-radius: 999px; font-size: 15px; font-weight: 700;
  color: var(--ink-2); background: #fff; border: 1.5px solid var(--line);
  transition: all .2s; letter-spacing: 1px;
}
.tab-btn:hover { border-color: var(--brand-2); color: var(--brand-2); }
.tab-btn.active { background: var(--brand-grad); color: #fff; border-color: transparent; box-shadow: var(--shadow-brand); }

.series-block { display: none; animation: fadeUp .5s ease both; }
.series-block.active { display: block; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* 产品方案分组：核心基座 / 深度赋能 */
.series-section { margin-bottom: 64px; }
.series-section:last-child { margin-bottom: 0; }
.series-section + .series-section { padding-top: 56px; border-top: 1px dashed var(--line); }
.series-section-head { text-align: center; margin-bottom: 30px; }
.series-section-head h2 {
  font-size: 27px; font-weight: 800; letter-spacing: 2px; color: var(--navy-1, #16304a);
  display: inline-flex; align-items: center; gap: 12px; margin-bottom: 10px;
}
.series-section-head h2::before {
  content: ""; width: 6px; height: 26px; border-radius: 3px;
  background: var(--brand-grad); display: inline-block;
}
.series-section-head p {
  font-size: 14px; color: var(--ink-3); max-width: 760px; margin: 0 auto; line-height: 1.75;
}
@media (max-width: 768px) {
  .series-section { margin-bottom: 48px; }
  .series-section + .series-section { padding-top: 40px; }
  .series-section-head h2 { font-size: 21px; }
}

.series-intro { background: var(--navy-grad); color: #fff; border-radius: var(--radius-lg); padding: 34px 40px; margin-bottom: 36px; position: relative; overflow: hidden; }
.series-intro::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 38px 38px; }
.series-intro > * { position: relative; z-index: 2; }
.series-intro h3 { font-size: 24px; font-weight: 800; margin-bottom: 10px; display: flex; align-items: center; gap: 12px; }
.series-intro h3 .badge { font-size: 12px; font-weight: 600; background: rgba(255,138,30,.25); border: 1px solid rgba(255,138,30,.5); color: #ffb27d; padding: 3px 12px; border-radius: 999px; }
.series-intro p { color: rgba(255,255,255,.78); font-size: 14px; max-width: 860px; }

/* 产品卡片 */
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.prod-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--card); border-radius: var(--radius-lg);
  border: 1px solid var(--line); box-shadow: var(--shadow);
  padding: 28px 26px 24px; overflow: hidden;
}
.prod-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 16px; }
.prod-icon { width: 54px; height: 54px; border-radius: 14px; background: var(--navy-grad); display: flex; align-items: center; justify-content: center; flex-shrink: 0; box-shadow: 0 8px 18px rgba(16,38,66,.22); }
.prod-trial {
  padding: 7px 16px; border-radius: 999px; font-size: 12.5px; font-weight: 700;
  background: var(--brand-grad); color: #fff; box-shadow: 0 6px 16px rgba(242,69,28,.3);
  display: inline-flex; align-items: center; gap: 5px;
  transition: transform .2s, box-shadow .2s, filter .2s;
}
.prod-trial:hover { transform: translateY(-2px) scale(1.03); filter: brightness(1.07); }
.prod-card h3 { font-size: 18px; font-weight: 800; margin-bottom: 6px; }
.prod-card .p-en { font-size: 11px; letter-spacing: 2px; color: var(--brand-2); margin-bottom: 10px; }
.prod-card .p-desc { font-size: 13.5px; color: var(--ink-3); margin-bottom: 14px; flex-grow: 1; }
.prod-feats { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.prod-feats span { font-size: 11.5px; color: var(--ink-2); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 4px 10px; }
.prod-foot { display: flex; align-items: center; justify-content: space-between; border-top: 1px dashed var(--line); padding-top: 14px; }
.prod-foot .p-price { font-size: 12px; color: var(--ink-3); }
.prod-links { display: flex; align-items: center; gap: 10px; }
.prod-detail {
  font-size: 13px; font-weight: 600; color: var(--brand-2);
  display: inline-flex; align-items: center; gap: 4px;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(242, 69, 28, .08);
  transition: background .2s, color .2s;
  text-decoration: none; cursor: pointer;
}
.prod-detail:hover { background: rgba(242, 69, 28, .16); }
.prod-more {
  font-size: 13px; font-weight: 600; color: #fff;
  display: inline-flex; align-items: center; gap: 4px;
  padding: 7px 16px; border-radius: 999px;
  background: var(--brand-grad);
  transition: transform .2s, box-shadow .2s;
}
.prod-more:hover { transform: translateY(-1px); box-shadow: 0 6px 16px rgba(242, 69, 28, .3); }

/* 产品详情弹窗 */
.modal-wide { max-width: 720px; max-height: 86vh; display: flex; flex-direction: column; }
.modal-wide .detail-body { overflow-y: auto; }
.d-pos {
  font-size: 14px; font-weight: 600; color: var(--brand-2);
  background: rgba(242, 69, 28, .07);
  border-left: 3px solid var(--brand-2);
  padding: 12px 14px; border-radius: 0 10px 10px 0;
  margin-bottom: 4px; line-height: 1.7;
}
.d-sec { margin-top: 20px; }
.d-sec h4 {
  font-size: 15px; font-weight: 800; color: var(--navy-1, #16304a);
  margin-bottom: 10px; display: flex; align-items: center; gap: 8px;
}
.d-sec h4::before {
  content: ""; width: 4px; height: 14px; border-radius: 2px;
  background: var(--brand-grad); display: inline-block;
}
.d-sec p { font-size: 14px; line-height: 1.9; color: var(--ink-2); margin-bottom: 10px; text-align: justify; }
.d-mods { display: flex; flex-wrap: wrap; gap: 8px; }
.d-mods span {
  font-size: 13px; padding: 6px 14px; border-radius: 999px;
  background: rgba(47, 111, 237, .08); color: #2f6fed;
  border: 1px solid rgba(47, 111, 237, .18);
}
.d-foot {
  margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--line);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.d-src { font-size: 12px; color: var(--ink-3); }
@media (max-width: 600px) {
  .modal-wide { max-height: 90vh; }
  .prod-links { flex-direction: column; align-items: flex-end; gap: 6px; }
}

/* 弹窗（免费试用） */
.modal-mask {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(10, 26, 47, .62);
  backdrop-filter: blur(4px);
  display: none; align-items: center; justify-content: center; padding: 20px;
}
.modal-mask.open { display: flex; animation: fadeIn .25s ease both; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal {
  width: 100%; max-width: 460px;
  background: #fff; border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px rgba(0,0,0,.3);
  animation: pop .3s cubic-bezier(.2,.9,.3,1.2) both;
  overflow: hidden;
}
@keyframes pop { from { opacity: 0; transform: translateY(24px) scale(.96); } to { opacity: 1; transform: none; } }
.modal-head {
  background: var(--navy-grad); color: #fff; padding: 24px 28px 20px; position: relative;
}
.modal-head h3 { font-size: 20px; font-weight: 800; letter-spacing: 1px; }
.modal-head p { font-size: 13px; color: rgba(255,255,255,.7); margin-top: 4px; }
.modal-close { position: absolute; top: 14px; right: 16px; width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; background: rgba(255,255,255,.12); transition: background .2s, transform .2s; }
.modal-close:hover { background: var(--brand-2); transform: rotate(90deg); }
.modal-body { padding: 24px 28px 28px; }
.form-item { margin-bottom: 16px; }
.form-item label { display: block; font-size: 13px; font-weight: 600; color: var(--ink-2); margin-bottom: 6px; }
.form-item label .req { color: var(--brand-2); margin-left: 2px; }
.form-item input, .form-item select, .form-item textarea {
  width: 100%; padding: 11px 14px; border-radius: 10px;
  border: 1.5px solid var(--line); background: var(--bg);
  color: var(--ink); outline: none; transition: border-color .2s, box-shadow .2s, background .2s;
}
.form-item input:focus, .form-item select:focus, .form-item textarea:focus {
  border-color: var(--brand-2); background: #fff; box-shadow: 0 0 0 3px rgba(242,69,28,.12);
}
.form-item textarea { resize: vertical; min-height: 68px; }
.form-item .product-tag {
  display: flex; align-items: center; gap: 8px;
  background: var(--brand-grad-soft); border: 1px solid #ffd2b8; color: var(--brand-2);
  font-weight: 700; font-size: 13.5px; padding: 10px 14px; border-radius: 10px;
}
.form-item .product-tag svg { flex-shrink: 0; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-submit {
  width: 100%; padding: 13px; border-radius: 999px;
  background: var(--brand-grad); color: #fff; font-size: 16px; font-weight: 800; letter-spacing: 2px;
  box-shadow: var(--shadow-brand); transition: transform .2s, filter .2s, box-shadow .2s;
}
.form-submit:hover { transform: translateY(-2px); filter: brightness(1.06); box-shadow: 0 12px 30px rgba(242,69,28,.45); }
.form-note { text-align: center; font-size: 12px; color: var(--ink-3); margin-top: 12px; }

/* 成功提示 */
.success-box { text-align: center; padding: 36px 20px 30px; }
.success-box .s-icon { width: 72px; height: 72px; margin: 0 auto 18px; border-radius: 50%; background: #e8f9ef; display: flex; align-items: center; justify-content: center; }
.success-box h3 { font-size: 21px; font-weight: 800; color: #16a34a; margin-bottom: 8px; }
.success-box p { font-size: 14px; color: var(--ink-3); margin-bottom: 20px; line-height: 1.8; }
.success-box .btn { min-width: 160px; }

/* Toast */
.toast {
  position: fixed; top: 90px; left: 50%; transform: translateX(-50%) translateY(-16px);
  z-index: 120; background: var(--navy-1); color: #fff; font-size: 14px; font-weight: 600;
  padding: 12px 26px; border-radius: 999px; box-shadow: var(--shadow-lg);
  opacity: 0; pointer-events: none; transition: opacity .3s, transform .3s;
  display: flex; align-items: center; gap: 8px;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.error { background: #b91c1c; }

/* ---------- 关于我们 ---------- */
.about-intro { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.about-intro h1 { font-size: 28px; font-weight: 800; margin-bottom: 18px; }
.about-intro h1 .grad { background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.about-intro p { font-size: 14.5px; color: var(--ink-2); margin-bottom: 14px; text-indent: 2em; }
.about-visual { position: relative; }
.about-visual .av-card {
  background: var(--navy-grad); color: #fff; border-radius: var(--radius-lg);
  padding: 30px; position: relative; overflow: hidden;
}
.about-visual .av-card::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 40px 40px; }
.about-visual .av-card > * { position: relative; z-index: 2; }
.about-visual .av-num { font-size: 42px; font-weight: 800; color: var(--brand-1); line-height: 1; }
.about-visual .av-lbl { font-size: 13px; color: rgba(255,255,255,.75); margin-top: 6px; }
.about-visual .av-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 8px; }

.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.value-card { background: var(--card); border-radius: var(--radius); padding: 28px 24px; border: 1px solid var(--line); box-shadow: var(--shadow); text-align: center; }
.value-card .v-icon { width: 60px; height: 60px; margin: 0 auto 16px; border-radius: 50%; background: var(--brand-grad-soft); display: flex; align-items: center; justify-content: center; }
.value-card h3 { font-size: 17px; font-weight: 800; margin-bottom: 8px; }
.value-card p { font-size: 13.5px; color: var(--ink-3); }

/* 发展历程 */
.timeline { position: relative; max-width: 860px; margin: 0 auto; padding-left: 34px; }
.timeline::before { content: ""; position: absolute; left: 10px; top: 6px; bottom: 6px; width: 3px; border-radius: 2px; background: linear-gradient(var(--brand-1), var(--brand-3), var(--navy-3)); }
.tl-item { position: relative; padding: 0 0 34px 26px; }
.tl-item::before { content: ""; position: absolute; left: -29px; top: 6px; width: 15px; height: 15px; border-radius: 50%; background: #fff; border: 4px solid var(--brand-2); box-shadow: 0 0 0 4px rgba(242,69,28,.15); }
.tl-item .year { font-size: 20px; font-weight: 800; color: var(--brand-2); margin-bottom: 4px; }
.tl-item p { font-size: 14px; color: var(--ink-2); }

/* 联系我们 */
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 36px; }
.contact-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contact-card { background: var(--card); border-radius: var(--radius); padding: 22px; border: 1px solid var(--line); box-shadow: var(--shadow); display: flex; gap: 14px; align-items: flex-start; }
.contact-card .c-icon { width: 46px; height: 46px; border-radius: 12px; background: var(--brand-grad-soft); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-card h4 { font-size: 14px; font-weight: 700; color: var(--ink-3); margin-bottom: 4px; }
.contact-card .c-val { font-size: 15px; font-weight: 700; color: var(--ink); line-height: 1.5; }
.contact-card .c-val a:hover { color: var(--brand-2); }
.contact-card .c-tel { font-size: 19px; font-weight: 800; color: var(--brand-2); }
.contact-map {
  background: var(--navy-grad); border-radius: var(--radius-lg); padding: 30px; color: rgba(255,255,255,.8);
  position: relative; overflow: hidden; min-height: 260px;
}
.contact-map::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 30px 30px; }
.contact-map .cm-pin { position: relative; z-index: 2; display: inline-flex; align-items: center; gap: 8px; background: var(--brand-grad); color: #fff; padding: 8px 18px; border-radius: 999px; font-weight: 700; font-size: 13px; box-shadow: var(--shadow-brand); margin-top: 90px; }
.contact-map .cm-pin::after { content: ""; position: absolute; left: 50%; top: 100%; transform: translateX(-50%); border: 6px solid transparent; border-top-color: var(--brand-2); }
.contact-map .cm-addr { position: relative; z-index: 2; margin-top: 26px; font-size: 13px; line-height: 1.8; }
.contact-map .cm-ring { position: absolute; z-index: 1; border-radius: 50%; border: 2px dashed rgba(255,138,30,.4); }
.contact-map .cm-ring.r1 { width: 120px; height: 120px; left: 40px; top: 30px; animation: spin 24s linear infinite; }
.contact-map .cm-ring.r2 { width: 200px; height: 200px; left: 0; top: -10px; animation: spin 36s linear infinite reverse; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 后台 ---------- */
.admin-body { background: var(--bg); }
.admin-login {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--navy-grad); position: relative; overflow: hidden; padding: 20px;
}
.admin-login::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 42px 42px; }
.login-card { position: relative; z-index: 2; width: 100%; max-width: 400px; background: #fff; border-radius: var(--radius-lg); box-shadow: 0 30px 80px rgba(0,0,0,.4); padding: 40px 38px; }
.login-card .lc-head { text-align: center; margin-bottom: 28px; }
.login-card .lc-head .logo-img { display: block; height: 56px; width: auto; margin: 0 auto 12px; }
.login-card .lc-head .logo-mark { margin: 0 auto 12px; }
.login-card h1 { font-size: 20px; font-weight: 800; color: var(--ink); }
.login-card .lc-sub { font-size: 13px; color: var(--ink-3); margin-top: 4px; }
.login-err { display: none; background: #fef2f2; border: 1px solid #fecaca; color: #b91c1c; font-size: 13px; border-radius: 10px; padding: 10px 14px; margin-bottom: 16px; }
.login-err.show { display: block; }
.login-hint { text-align: center; font-size: 12px; color: var(--ink-3); margin-top: 14px; background: var(--bg); border-radius: 8px; padding: 8px; }

.admin-shell { max-width: 1240px; margin: 0 auto; padding: 30px 24px 60px; }
.admin-top { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; margin-bottom: 26px; }
.admin-top h1 { font-size: 24px; font-weight: 800; }
.admin-top .sub { font-size: 13px; color: var(--ink-3); }
.admin-tools { display: flex; gap: 10px; }
.stat-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 24px; }
.stat-card { background: #fff; border-radius: var(--radius); border: 1px solid var(--line); box-shadow: var(--shadow); padding: 20px 22px; display: flex; align-items: center; gap: 16px; }
.stat-card .s-num { font-size: 30px; font-weight: 800; background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; line-height: 1; }
.stat-card .s-lbl { font-size: 13px; color: var(--ink-3); margin-top: 4px; }
.stat-card .s-icon { width: 46px; height: 46px; border-radius: 12px; background: var(--brand-grad-soft); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }

.admin-panel { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--line); box-shadow: var(--shadow); overflow: hidden; }
.admin-panel .ap-head { padding: 18px 22px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.ap-filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.ap-filters select, .ap-filters input {
  padding: 8px 12px; border-radius: 8px; border: 1.5px solid var(--line); background: var(--bg); outline: none; font-size: 13px;
}
.ap-filters select:focus, .ap-filters input:focus { border-color: var(--brand-2); }
.ap-filters .btn { padding: 8px 16px; font-size: 13px; }
.table-wrap { overflow-x: auto; }
table.admin-table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 860px; }
.admin-table th { background: var(--bg); color: var(--ink-2); font-weight: 700; text-align: left; padding: 12px 16px; border-bottom: 1.5px solid var(--line); white-space: nowrap; }
.admin-table td { padding: 12px 16px; border-bottom: 1px solid var(--line); color: var(--ink-2); vertical-align: middle; }
.admin-table tr:hover td { background: #fbfcfe; }
.admin-table .tag-prod { display: inline-block; background: var(--brand-grad-soft); color: var(--brand-2); font-weight: 700; border-radius: 6px; padding: 3px 10px; font-size: 12.5px; }
.admin-table .tag-series { display: inline-block; background: var(--bg); border: 1px solid var(--line); color: var(--ink-2); border-radius: 6px; padding: 3px 10px; font-size: 12px; }
.admin-empty { padding: 60px 20px; text-align: center; color: var(--ink-3); }
.admin-empty svg { margin: 0 auto 12px; opacity: .4; }
.export-bar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .series-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .pains { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { margin-top: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-intro { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute; top: 84px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: stretch; padding: 12px 20px; gap: 4px;
    box-shadow: var(--shadow-lg);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 14px; }
  .nav-tel { display: none; }
  .hero { padding: 60px 0 70px; }
  .hero h1 { font-size: 30px; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .hero-stats .num { font-size: 24px; }
  .sec { padding: 56px 0; }
  .sec-head h2 { font-size: 26px; }
  .pains, .steps { grid-template-columns: 1fr; }
  .series-grid, .products-grid { grid-template-columns: 1fr; }
  .industry-wrap { padding: 40px 24px; }
  .cta-band { flex-direction: column; text-align: center; padding: 40px 28px; }
  .cta-band .tel-big { font-size: 26px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .values-grid { grid-template-columns: 1fr; }
  .contact-cards { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .stat-cards { grid-template-columns: 1fr 1fr; }
  .admin-top { flex-direction: column; align-items: flex-start; }
  .page-hero h1 { font-size: 28px; }
  .page-hero-carousel { flex-direction: column; min-height: 380px; }
  .page-hero-slogan {
    position: static; margin: 18px auto 0; text-align: center;
    border-right: none; border-left: 4px solid var(--brand-1);
    background: rgba(8,18,44,.45);
  }
}
@media (max-width: 480px) {
  .stat-cards { grid-template-columns: 1fr; }
  .brand .logo-img { height: 40px; }
  .brand .brand-sub { display: none; }
  .btn-trial { padding: 9px 18px; font-size: 13px; }
}

/* =========================================================
   产品详情页（product.html，全屏页面）
   ========================================================= */
.pd-body { max-width: 960px; margin: 0 auto; animation: fadeUp .5s ease both; }
.pd-body .d-pos { font-size: 15px; padding: 16px 18px; }
.pd-body .d-sec h4 { font-size: 18px; }
.pd-body .d-sec p { font-size: 15px; }
.pd-body .d-mods span { font-size: 13px; padding: 7px 14px; }
.pd-cta { margin-top: 44px; padding: 40px 44px; flex-wrap: wrap; }
.pd-cta .btn { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.pd-src { margin-top: 14px; font-size: 12.5px; color: var(--ink-3); text-align: center; }
.pd-src a { color: var(--ink-3); text-decoration: underline dotted; }
.pd-src a:hover { color: var(--brand-2); }
.pd-related { margin-top: 44px; }
.pd-related h4 { margin-bottom: 18px; }
.pd-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.pd-mini { padding: 20px 18px; }
.pd-mini h3 { font-size: 15.5px; }
.d-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 8px; }
.d-gimg { width: 100%; height: 150px; object-fit: cover; border-radius: 10px; border: 1px solid #e6ebf2; }
@media (max-width: 640px) { .d-gallery { grid-template-columns: repeat(2, 1fr); } }

@media (max-width: 900px) {
  .pd-grid { grid-template-columns: repeat(2, 1fr); }
  .pd-cta { padding: 32px 24px; flex-direction: column; text-align: center; }
  .pd-cta .tel-big { font-size: 26px; }
}
@media (max-width: 640px) {
  .pd-grid { grid-template-columns: 1fr; }
  .pd-body .d-sec p { font-size: 14px; }
}

/* ======= 首页图文区块（后台可编辑） ======= */
.home-intro { background: linear-gradient(180deg, #fff 0%, #f7f9fc 100%); }
.hi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.hi-img img { width: 100%; height: auto; border-radius: 16px; box-shadow: 0 18px 50px rgba(8,18,44,.14); display: block; }
.hi-text .sec-tag { display: inline-block; font-size: 12px; letter-spacing: 2px; color: var(--brand-1); font-weight: 700; margin-bottom: 10px; }
.hi-text h2 { font-size: 30px; font-weight: 800; line-height: 1.25; margin-bottom: 14px; }
.hi-text p { color: var(--ink-3); line-height: 1.9; margin-bottom: 16px; }
.hi-bullets { list-style: none; display: grid; gap: 10px; }
.hi-bullets li { position: relative; padding-left: 22px; color: var(--ink-2); }
.hi-bullets li::before { content: ""; position: absolute; left: 0; top: 8px; width: 8px; height: 8px; border-radius: 50%; background: var(--brand-1); }

/* ======= 联系我们（后台可编辑） ======= */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact-info .ct-intro { color: var(--ink-3); line-height: 1.9; margin-bottom: 22px; }
.ct-list { list-style: none; display: grid; gap: 16px; }
.ct-list li { display: flex; gap: 14px; align-items: flex-start; }
.ct-list .ct-ico { flex: 0 0 40px; height: 40px; border-radius: 10px; background: rgba(242,69,28,.1); display: flex; align-items: center; justify-content: center; color: var(--brand-1); }
.ct-list .ct-ico svg { width: 20px; height: 20px; }
.ct-list b { display: block; font-size: 13px; color: var(--ink-3); font-weight: 600; margin-bottom: 2px; }
.ct-list span { font-size: 15px; color: var(--ink-1); }
.contact-media { display: grid; gap: 16px; }
.cm-img img { width: 100%; height: auto; border-radius: 14px; box-shadow: 0 14px 40px rgba(8,18,44,.12); display: block; }
@media (max-width: 768px) {
  .hi-grid, .contact-grid { grid-template-columns: 1fr; gap: 28px; }
  .hi-text h2 { font-size: 24px; }
}

/* ======= 后台内容管理 ======= */
.cms-tabs { display: flex; gap: 8px; flex-wrap: wrap; border-bottom: 1px solid #e6ebf2; margin-bottom: 20px; }
.cms-tab { padding: 10px 16px; border: none; background: transparent; cursor: pointer; font-size: 14px; color: #5b6b85; border-bottom: 2px solid transparent; }
.cms-tab.active { color: var(--brand-1); border-bottom-color: var(--brand-1); font-weight: 600; }
.cms-panel { display: none; }
.cms-panel.active { display: block; }
.cms-card { background: #fff; border: 1px solid #e6ebf2; border-radius: 14px; padding: 18px; margin-bottom: 16px; }
.cms-card h3 { font-size: 16px; margin-bottom: 12px; }
.cms-row { display: grid; grid-template-columns: 120px 1fr; gap: 12px; align-items: center; margin-bottom: 12px; }
.cms-row label { font-size: 13px; color: #5b6b85; }
.cms-row input, .cms-row textarea, .cms-row select { width: 100%; padding: 9px 11px; border: 1px solid #d4dbe6; border-radius: 8px; font-size: 14px; }
.cms-row textarea { min-height: 64px; resize: vertical; }
.cms-hint { font-size: 12px; color: #8a97ad; margin-top: 4px; }
.cms-up { border: 1.5px dashed #c3cde0; border-radius: 12px; padding: 14px; text-align: center; cursor: pointer; color: #5b6b85; position: relative; overflow: hidden; }
.cms-up input[type=file] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.cms-up img { max-width: 100%; max-height: 180px; border-radius: 8px; margin-top: 8px; display: block; }
.cms-up .dim { display: inline-block; margin-top: 6px; font-size: 12px; color: var(--brand-1); font-weight: 600; }
.cms-list { display: grid; gap: 12px; }
.cms-item { border: 1px solid #e6ebf2; border-radius: 12px; padding: 14px; background: #fbfcfe; }
.cms-item .ci-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.cms-item .ci-head b { font-size: 14px; }
.cms-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.cms-del { color: #b91c1c; border-color: #f1c4c4; }
.btn-xs { padding: 5px 10px; font-size: 12px; border-radius: 7px; border: 1px solid #d4dbe6; background: #fff; cursor: pointer; }
.btn-xs.primary { background: var(--brand-1); color: #fff; border-color: var(--brand-1); }
.cms-imgrow { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 10px; }
.cms-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.cms-pills .pill { display: inline-flex; align-items: center; gap: 6px; background: #eef2f8; border-radius: 999px; padding: 5px 8px 5px 12px; font-size: 13px; }
.cms-pills .pill button { border: none; background: #d7deea; color: #44536b; width: 18px; height: 18px; border-radius: 50%; cursor: pointer; line-height: 1; font-size: 12px; }
.cms-publish { background: #f0f7ee; border: 1px solid #bfe3b3; border-radius: 12px; padding: 14px 16px; margin-bottom: 18px; color: #2f6b25; font-size: 13px; }


/* == guide article == */
.guide-body{max-width:880px}
.guide-lead{font-size:17px;line-height:1.9;color:var(--ink-2,#374151);margin:8px 0 28px}
.guide-toc{background:#f7f8fa;border:1px solid #eceef2;border-radius:12px;padding:18px 22px;margin-bottom:28px}
.guide-toc h2{font-size:16px;margin:0 0 10px}
.guide-toc ul{margin:0;padding-left:20px}
.guide-toc li{margin:4px 0}
.guide-toc a{color:#2f6fed;text-decoration:none}
.guide-sec{margin:30px 0}
.guide-sec h2{font-size:22px;margin:0 0 12px}
.guide-sec p{line-height:1.95;margin:10px 0}
.faq-item{border-top:1px solid #eceef2;padding:16px 0}
.faq-item h3{font-size:17px;margin:0 0 6px;color:#111}
.faq-item p{margin:0;line-height:1.9}

/* == related guides == */
.pd-related-guides{margin-top:34px}
.pd-related-guides h4{font-size:19px;margin:0 0 14px}
.guide-link-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.guide-link{display:block;background:#f7f8fa;border:1px solid #eceef2;border-radius:12px;padding:14px 16px;text-decoration:none;transition:.18s}
.guide-link:hover{border-color:#2f6fed;box-shadow:0 4px 16px rgba(47,111,237,.12);transform:translateY(-2px)}
.guide-link strong{display:block;color:#13315c;font-size:15px;margin-bottom:5px}
.guide-link span{display:block;color:#6b7280;font-size:13px;line-height:1.6}