/* ==========================================================================
   深圳市居亭科技有限公司 - 企业官网样式
   纯静态 CSS，无任何外部依赖；所有图片为占位链接，替换方式见 images/README.txt
   ========================================================================== */

/* ---------- 设计变量 ---------- */
:root {
  --primary: #0b4a8f;        /* 主色：深蓝 */
  --primary-600: #1263b0;    /* 主色亮阶 */
  --primary-dark: #072f5f;   /* 主色暗阶 */
  --accent: #f5861f;         /* 强调色：橙 */
  --accent-dark: #d97108;
  --bg-light: #f5f7fb;       /* 浅灰蓝背景 */
  --text: #2b2f36;
  --text-light: #5d6675;
  --border: #e3e8ef;
  --white: #ffffff;
  --radius: 12px;
  --shadow: 0 8px 28px rgba(11, 74, 143, 0.10);
  --shadow-lg: 0 16px 44px rgba(11, 74, 143, 0.16);
  --maxw: 1200px;
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 88px; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

.section { padding: 84px 0; }
.section--light { background: var(--bg-light); }

.section-head { text-align: center; max-width: 700px; margin: 0 auto 52px; }
.section-head .sub {
  display: inline-block; color: var(--primary); font-weight: 700;
  letter-spacing: 3px; font-size: 13px; margin-bottom: 10px;
}
.section-head h2 { font-size: clamp(26px, 4vw, 34px); color: var(--primary-dark); margin-bottom: 14px; }
.section-head p { color: var(--text-light); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 13px 30px; border-radius: 999px;
  font-size: 15px; font-weight: 600; text-align: center;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 6px 18px rgba(245, 134, 31, .35); }
.btn-primary:hover { background: var(--accent-dark); }

.btn-blue { background: var(--primary); color: #fff; box-shadow: 0 6px 18px rgba(11, 74, 143, .30); }
.btn-blue:hover { background: var(--primary-600); }

.btn-ghost { background: rgba(255, 255, 255, .14); color: #fff; border: 1px solid rgba(255, 255, 255, .75); }
.btn-ghost:hover { background: rgba(255, 255, 255, .26); }

.btn-outline { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; }

/* ---------- 顶部导航（sticky，不依赖 JS 也能正常显示） ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 10px rgba(11, 74, 143, .04);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }

.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark { display: flex; }
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-text strong { font-size: 19px; color: var(--primary-dark); letter-spacing: .5px; }
.logo-text small { font-size: 11px; color: var(--text-light); letter-spacing: 1.6px; }

.nav { display: flex; gap: 8px; }
.nav-link {
  display: block; padding: 8px 14px; border-radius: 999px;
  font-size: 14.5px; color: var(--text); font-weight: 500; transition: color .2s ease, background .2s ease;
}
.nav-link:hover { color: var(--primary); background: var(--bg-light); }
.nav-link.active { color: #fff; background: var(--primary); }

/* 移动端汉堡按钮 */
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--primary-dark); border-radius: 2px; transition: transform .25s ease, opacity .25s ease; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 中英文语言切换按钮 */
.lang-switch {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 46px; padding: 8px 15px; margin-left: 8px;
  border-radius: 999px; border: 1px solid var(--primary);
  font-size: 13px; font-weight: 600; color: var(--primary);
  background: var(--white); letter-spacing: .5px;
  transition: background .2s ease, color .2s ease;
}
.lang-switch:hover { background: var(--primary); color: #fff; }

/* ---------- 首页 Hero 轮播 ---------- */
.hero { position: relative; height: min(640px, 82vh); min-height: 460px; overflow: hidden; background: var(--primary-dark); }
.hero-slider, .slide { position: absolute; inset: 0; }
.hero-slider { z-index: 1; }

.slide { opacity: 0; visibility: hidden; transition: opacity .8s ease, visibility .8s ease; }
.slide.active { opacity: 1; visibility: visible; z-index: 1; }

.slide-bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; transform: scale(1.10);
  transition: transform 7s linear;
}
.slide.active .slide-bg { transform: scale(1); }

.slide-overlay { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(6, 30, 62, .82) 20%, rgba(6, 30, 62, .42) 70%, rgba(6, 30, 62, .30)); }

.slide-content {
  position: absolute; inset: 0; z-index: 2;
  display: flex; flex-direction: column; justify-content: center; align-items: flex-start;
  max-width: var(--maxw); margin: 0 auto; padding: 0 20px; color: #fff;
}
.slide-tag {
  display: inline-block; padding: 6px 16px; border: 1px solid rgba(255, 255, 255, .6);
  border-radius: 999px; font-size: 13px; letter-spacing: 3px; margin-bottom: 20px;
}
.slide-content h1 { font-size: clamp(30px, 5vw, 48px); line-height: 1.25; margin-bottom: 16px; max-width: 680px; }
.slide-desc { font-size: clamp(15px, 2vw, 18px); color: rgba(255, 255, 255, .9); max-width: 560px; margin-bottom: 30px; }
.slide-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: #fff; background: rgba(255, 255, 255, .16);
  border: 1px solid rgba(255, 255, 255, .45); transition: background .2s ease;
}
.hero-arrow:hover { background: rgba(255, 255, 255, .32); }
.hero-prev { left: 20px; }
.hero-next { right: 20px; }

.hero-dots {
  position: absolute; left: 50%; transform: translateX(-50%); bottom: 26px; z-index: 3;
  display: flex; gap: 10px;
}
.hero-dots .dot { width: 10px; height: 10px; border-radius: 999px; background: rgba(255, 255, 255, .45); transition: width .25s ease, background .25s ease; }
.hero-dots .dot.active { width: 26px; background: #fff; }

/* ---------- 公司简介条 ---------- */
.intro { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.intro-media { position: relative; }
.intro-media img { border-radius: var(--radius); box-shadow: var(--shadow-lg); width: 100%; }
.intro-media .badge {
  position: absolute; left: 18px; bottom: 18px;
  background: var(--accent); color: #fff; border-radius: var(--radius);
  padding: 14px 20px; text-align: center; box-shadow: var(--shadow);
}
.intro-media .badge strong { display: block; font-size: 26px; line-height: 1.2; }
.intro-media .badge span { font-size: 13px; }

.intro-text h2 { font-size: clamp(24px, 3.4vw, 32px); color: var(--primary-dark); margin-bottom: 16px; }
.intro-text > p { color: var(--text-light); margin-bottom: 20px; }
.intro-points { margin: 22px 0 28px; display: grid; gap: 12px; }
.intro-points li { display: flex; gap: 10px; align-items: flex-start; }
.intro-points .tick {
  flex: none; width: 20px; height: 20px; margin-top: 4px; border-radius: 50%;
  background: rgba(11, 74, 143, .10); color: var(--primary);
  display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700;
}

/* ---------- 服务卡片 ---------- */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px 28px; box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(11, 74, 143, .35); }
.card .icon { width: 48px; height: 48px; margin-bottom: 18px; stroke: var(--primary); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.card h3 { font-size: 19px; color: var(--primary-dark); margin-bottom: 10px; }
.card p { font-size: 14.5px; color: var(--text-light); }
.card .more { display: inline-block; margin-top: 16px; color: var(--primary); font-size: 14px; font-weight: 600; }
.card .more:hover { color: var(--accent); }

/* ---------- 数据条 ---------- */
.stats-band { background: linear-gradient(120deg, var(--primary-dark), var(--primary-600)); color: #fff; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
.stat strong { display: block; font-size: clamp(30px, 4vw, 42px); font-weight: 800; }
.stat span { color: rgba(255, 255, 255, .82); font-size: 14px; }
.stats-note { text-align: center; margin-top: 22px; font-size: 12.5px; color: rgba(255, 255, 255, .55); }

/* ---------- 优势卡片 ---------- */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.feature {
  background: var(--white); border-radius: var(--radius); border: 1px solid var(--border);
  padding: 28px 22px; text-align: center; transition: transform .25s ease, box-shadow .25s ease;
}
.feature:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.feature .f-num {
  width: 44px; height: 44px; margin: 0 auto 14px; border-radius: 12px;
  background: rgba(11, 74, 143, .08); color: var(--primary);
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 18px;
}
.feature h3 { font-size: 17px; color: var(--primary-dark); margin-bottom: 8px; }
.feature p { font-size: 13.5px; color: var(--text-light); }

/* ---------- CTA 横幅 ---------- */
.cta-band { background: linear-gradient(120deg, var(--primary), var(--primary-600)); color: #fff; text-align: center; }
.cta-band h2 { font-size: clamp(24px, 3.4vw, 32px); margin-bottom: 12px; }
.cta-band p { color: rgba(255, 255, 255, .85); margin-bottom: 26px; }
.cta-band .btn { margin: 0 7px; }

/* ---------- 内页横幅 ---------- */
.page-banner {
  background: linear-gradient(120deg, var(--primary-dark), var(--primary-600));
  color: #fff; text-align: center; padding: 76px 20px 66px;
}
.page-banner h1 { font-size: clamp(28px, 4vw, 38px); margin-bottom: 8px; }
.page-banner p { color: rgba(255, 255, 255, .85); }
.crumb { font-size: 13px; color: rgba(255, 255, 255, .7); margin-top: 12px; }
.crumb a:hover { color: #fff; }

/* ---------- 关于页 ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.about-grid img { border-radius: var(--radius); box-shadow: var(--shadow-lg); width: 100%; }
.about-grid h2 { font-size: clamp(24px, 3.4vw, 32px); color: var(--primary-dark); margin-bottom: 16px; }
.about-grid p { color: var(--text-light); margin-bottom: 14px; }

.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* 发展历程时间线 */
.timeline { position: relative; max-width: 820px; margin: 0 auto; padding-left: 34px; }
.timeline::before { content: ""; position: absolute; left: 9px; top: 6px; bottom: 6px; width: 2px; background: var(--border); }
.timeline-item { position: relative; padding-bottom: 34px; }
.timeline-item::before {
  content: ""; position: absolute; left: -31px; top: 6px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--white); border: 3px solid var(--primary);
}
.timeline-item .year { color: var(--primary); font-weight: 800; font-size: 16px; }
.timeline-item h3 { color: var(--primary-dark); font-size: 17px; margin: 2px 0 6px; }
.timeline-item p { color: var(--text-light); font-size: 14.5px; }

/* ---------- 服务流程 ---------- */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
.step {
  position: relative; background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px 22px 26px; text-align: center; box-shadow: var(--shadow);
}
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-size: 40px; font-weight: 800; color: rgba(11, 74, 143, .14); line-height: 1;
}
.step h3 { font-size: 16px; color: var(--primary-dark); margin: 12px 0 8px; }
.step p { font-size: 13.5px; color: var(--text-light); }

/* ---------- 联系页 ---------- */
.contact-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.contact-card {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 22px; text-align: center; box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.contact-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.contact-card .c-icon {
  width: 50px; height: 50px; margin: 0 auto 16px; border-radius: 50%;
  background: rgba(11, 74, 143, .08); display: flex; align-items: center; justify-content: center;
}
.contact-card .c-icon svg { width: 24px; height: 24px; stroke: var(--primary); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.contact-card h3 { font-size: 15px; color: var(--text-light); font-weight: 600; margin-bottom: 8px; }
.contact-card .c-val { font-size: 17px; color: var(--primary-dark); font-weight: 700; word-break: break-all; }
.contact-card .c-note { font-size: 12.5px; color: var(--text-light); margin-top: 6px; }

.contact-split { display: grid; grid-template-columns: 1.1fr 1fr; gap: 44px; align-items: center; }
.contact-tip h2 { font-size: clamp(22px, 3vw, 30px); color: var(--primary-dark); margin-bottom: 16px; }
.contact-tip p { color: var(--text-light); margin-bottom: 14px; }
.contact-tip ul { display: grid; gap: 12px; }
.contact-tip li { display: flex; gap: 10px; align-items: flex-start; }
.contact-tip .tick { flex: none; width: 20px; height: 20px; margin-top: 4px; border-radius: 50%; background: rgba(11, 74, 143, .10); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; }

.qr-box {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px; text-align: center; box-shadow: var(--shadow);
}
.qr-box img { width: 220px; height: 220px; margin: 0 auto 16px; border-radius: 8px; border: 1px solid var(--border); }
.qr-box h3 { color: var(--primary-dark); font-size: 17px; margin-bottom: 6px; }
.qr-box p { color: var(--text-light); font-size: 13.5px; }
.qr-box .tag { display: inline-block; margin-top: 12px; padding: 4px 14px; border-radius: 999px; background: rgba(245, 134, 31, .12); color: var(--accent-dark); font-size: 12.5px; font-weight: 600; }

/* ---------- 页脚 ---------- */
.footer { background: #08203c; color: rgba(255, 255, 255, .78); }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1.2fr .9fr; gap: 44px; padding: 60px 0 44px; }
.footer h3 { color: #fff; font-size: 16px; margin-bottom: 18px; }
.footer-about .logo-text strong { color: #fff; }
.footer-about p { font-size: 14px; margin-top: 14px; color: rgba(255, 255, 255, .65); }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: rgba(255, 255, 255, .78); }
.footer-links a:hover { color: var(--accent); }
.footer-contact li { display: flex; gap: 10px; font-size: 14px; margin-bottom: 12px; align-items: flex-start; }
.footer-contact svg { flex: none; width: 18px; height: 18px; margin-top: 3px; stroke: var(--accent); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.footer-contact a:hover { color: #fff; }
.footer-qr { display: flex; align-items: flex-start; gap: 16px; }
.footer-qr img { width: 96px; height: 96px; border-radius: 8px; border: 1px solid rgba(255, 255, 255, .2); }
.footer-qr p { font-size: 13px; color: rgba(255, 255, 255, .65); }

.footer-follow img { width: 96px; height: 96px; border-radius: 8px; border: 1px solid rgba(255, 255, 255, .2); background: #fff; }
.footer-follow p { font-size: 13px; color: rgba(255, 255, 255, .65); margin-top: 8px; line-height: 1.5; }

.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .12); padding: 18px 0; text-align: center; font-size: 13px; color: rgba(255, 255, 255, .5); }
.footer-bottom a { color: rgba(255, 255, 255, .75); }
.footer-bottom a:hover { color: var(--accent); }

/* ---------- 服务与产品：产品中心 ---------- */
.group-title { font-size: 20px; color: var(--primary-dark); margin: 14px 0 22px; padding-left: 12px; border-left: 4px solid var(--accent); }
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.product {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 24px; box-shadow: var(--shadow);
  display: flex; gap: 16px; align-items: flex-start;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.product:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: rgba(11, 74, 143, .35); }
.product .p-icon {
  flex: none; width: 46px; height: 46px; border-radius: 12px;
  background: rgba(11, 74, 143, .08); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
}
.product .p-icon svg { width: 24px; height: 24px; stroke: var(--primary); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.product h3 { font-size: 16.5px; color: var(--primary-dark); margin-bottom: 6px; }
.product p { font-size: 13.5px; color: var(--text-light); }
.product .p-tag { display: inline-block; margin-top: 8px; padding: 2px 10px; border-radius: 999px; background: rgba(245, 134, 31, .12); color: var(--accent-dark); font-size: 11.5px; font-weight: 600; }

/* ---------- 案例展示页 ---------- */
.cases-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.case-card {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(11, 74, 143, .35); }
.case-card .case-media { position: relative; }
.case-card .case-media img { width: 100%; height: 210px; object-fit: cover; }
.case-card .case-type {
  position: absolute; left: 14px; top: 14px;
  padding: 4px 12px; border-radius: 999px;
  background: rgba(7, 47, 95, .82); color: #fff; font-size: 12px; font-weight: 600;
}
.case-card .case-body { padding: 22px 24px 24px; }
.case-card h3 { font-size: 18px; color: var(--primary-dark); margin-bottom: 8px; }
.case-card .case-desc { font-size: 14px; color: var(--text-light); margin-bottom: 14px; }
.case-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 12.5px; color: var(--text-light); padding-top: 12px; border-top: 1px dashed var(--border); }
.case-meta strong { color: var(--accent-dark); font-weight: 700; }

/* ---------- 新闻动态页 ---------- */
.news-list { max-width: 920px; margin: 0 auto; display: grid; gap: 20px; }
.news-item {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px 28px; display: flex; gap: 26px; align-items: flex-start;
  box-shadow: var(--shadow); transition: transform .25s ease, box-shadow .25s ease;
}
.news-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.news-date { flex: none; text-align: center; min-width: 74px; padding: 10px 8px; border-radius: var(--radius); background: rgba(11, 74, 143, .06); }
.news-date .d { display: block; font-size: 24px; font-weight: 800; color: var(--primary); line-height: 1.1; }
.news-date .m { display: block; font-size: 12px; color: var(--text-light); margin-top: 2px; }
.news-date .y { display: block; font-size: 11px; color: var(--text-light); }
.news-main h3 { font-size: 17px; color: var(--primary-dark); margin-bottom: 6px; }
.news-main p { font-size: 13.5px; color: var(--text-light); }
.news-tags { margin-top: 10px; display: flex; gap: 8px; flex-wrap: wrap; }
.news-tags .tag { padding: 2px 12px; border-radius: 999px; background: rgba(245, 134, 31, .12); color: var(--accent-dark); font-size: 11.5px; font-weight: 600; }

/* ---------- 返回顶部 ---------- */
.back-top {
  position: fixed; right: 22px; bottom: 26px; z-index: 90;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--primary); color: #fff; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 18px rgba(11, 74, 143, .3);
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: opacity .25s ease, transform .25s ease, visibility .25s ease;
}
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--primary-600); }

/* ---------- 手机模式预览 ---------- */
.phone-preview-btn {
  position: fixed; right: 84px; bottom: 26px; z-index: 95;
  display: flex; align-items: center; gap: 8px;
  padding: 0 16px; height: 44px; border-radius: 999px; border: none;
  background: var(--primary); color: #fff; font-size: 13.5px; font-weight: 600;
  cursor: pointer; box-shadow: 0 6px 18px rgba(11, 74, 143, .3);
  transition: background .25s ease, transform .25s ease;
}
.phone-preview-btn:hover { background: var(--primary-600); transform: translateY(-2px); }
.phone-preview-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.phone-modal {
  position: fixed; inset: 0; z-index: 999;
  display: none; align-items: center; justify-content: center;
  background: rgba(10, 20, 35, .55); backdrop-filter: blur(3px);
  padding: 24px;
}
.phone-modal.open { display: flex; }
.phone-modal .pm-box { display: flex; flex-direction: column; align-items: center; }
.phone-modal .pm-bar {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; max-width: 400px; margin-bottom: 12px; color: #fff;
}
.phone-modal .pm-title { font-size: 14px; font-weight: 600; max-width: 70%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.phone-modal .pm-close {
  border: 1px solid rgba(255, 255, 255, .4); background: transparent; color: #fff;
  border-radius: 999px; padding: 5px 14px; font-size: 13px; cursor: pointer;
  transition: background .2s ease;
}
.phone-modal .pm-close:hover { background: rgba(255, 255, 255, .15); }
.phone-frame {
  width: 375px; max-width: 100%;
  background: #0b1220; border-radius: 44px; padding: 10px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .45);
}
.phone-frame .pm-notch {
  width: 120px; height: 22px; margin: 0 auto 8px;
  background: #0b1220; border-radius: 0 0 14px 14px;
}
.phone-frame iframe {
  display: block; width: 100%; height: 700px; max-height: 72vh;
  border: 0; border-radius: 34px; background: #fff;
}

/* ---------- 滚动显现动画（无 JS 时内容默认可见） ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-cards { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  /* 6 项导航在中等屏下收紧 */
  .nav-link { padding: 8px 10px; font-size: 13.5px; }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }

  /* 导航折叠 */
  .nav {
    position: absolute; top: 76px; left: 0; right: 0;
    flex-direction: column; gap: 4px; padding: 14px 20px 20px;
    background: var(--white); border-bottom: 1px solid var(--border);
    box-shadow: 0 18px 30px rgba(11, 74, 143, .10);
    display: none;
  }
  .nav.open { display: flex; }
  .nav-toggle { display: flex; }

  .intro, .about-grid { grid-template-columns: 1fr; gap: 34px; }
  .contact-split { grid-template-columns: 1fr; gap: 30px; }
  .values-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; padding: 46px 0 34px; }
  .hero-arrow { display: none; }   /* 移动端用小圆点切换即可 */
  .slide-actions { flex-direction: column; align-items: stretch; gap: 12px; width: 100%; }
  .slide-actions .btn { width: 100%; min-height: 48px; padding: 12px 22px; font-size: 15px; }

  /* 新闻列表改为纵向 */
  .news-item { flex-direction: column; gap: 14px; padding: 22px 20px; }
  .news-date { display: flex; align-items: baseline; gap: 6px; text-align: left; min-width: 0; width: 100%; }
  .news-date .d { font-size: 20px; }
}

@media (max-width: 520px) {
  .cards-grid, .features-grid, .contact-cards, .steps-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .logo-text strong { font-size: 17px; }

  /* 手机预览在真机上只保留图标，避免遮挡 */
  .phone-preview-btn { right: 76px; padding: 0 12px; }
  .phone-preview-btn .pp-label { display: none; }
  .phone-frame { border-radius: 32px; }
  .phone-frame iframe { height: 62vh; border-radius: 24px; }
}

/* 尊重系统“减少动态效果”设置 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .slide, .slide-bg { transition: none; }
}

/* ==========================================================================
   公众号引流 + 留资表单 + RevPAR 预测 + 客控演示 + 移动端询价
   ========================================================================== */

/* ---------- 公众号悬浮入口（左下角） ---------- */
.mp-fab {
  position: fixed; left: 22px; bottom: 26px; z-index: 96;
  display: flex; align-items: center; gap: 8px;
  padding: 0 16px; height: 44px; border-radius: 999px; border: none;
  background: var(--primary); color: #fff; font-size: 13.5px; font-weight: 600;
  cursor: pointer; box-shadow: 0 6px 18px rgba(11, 74, 143, .3);
  transition: background .25s ease, transform .25s ease;
}
.mp-fab:hover { background: var(--primary-600); transform: translateY(-2px); }
.mp-fab svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.mp-card {
  position: fixed; left: 22px; bottom: 84px; z-index: 97;
  width: 252px; background: var(--white); border: 1px solid var(--border);
  border-radius: 16px; box-shadow: 0 20px 50px rgba(11, 74, 143, .22);
  padding: 18px 16px 16px; text-align: center; display: none;
}
.mp-card.open { display: block; animation: mpIn .25s ease; }
@keyframes mpIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.mp-card img { width: 148px; height: 148px; margin: 10px auto 8px; border: 1px solid var(--border); border-radius: 10px; display: block; }
.mp-card h4 { color: var(--primary-dark); font-size: 15px; }
.mp-card p { color: var(--text-light); font-size: 12.5px; line-height: 1.6; margin-top: 4px; }
.mp-close {
  position: absolute; top: 8px; right: 10px; width: 24px; height: 24px; border-radius: 50%;
  background: var(--bg-light); color: var(--text-light); font-size: 13px; line-height: 1;
  display: flex; align-items: center; justify-content: center; transition: background .2s ease;
}
.mp-close:hover { background: var(--border); }

/* ---------- 底部留资表单区 ---------- */
.lead-section { background: linear-gradient(120deg, #072f5f, #1263b0); color: #fff; position: relative; overflow: hidden; }
.lead-section::before { content: ""; position: absolute; right: -120px; top: -120px; width: 380px; height: 380px; border-radius: 50%; background: rgba(255, 255, 255, .05); }
.lead-section::after { content: ""; position: absolute; left: -90px; bottom: -140px; width: 300px; height: 300px; border-radius: 50%; background: rgba(255, 255, 255, .04); }
.lead-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 52px; align-items: center; position: relative; }
.lead-info h2 { font-size: clamp(24px, 3.4vw, 32px); margin-bottom: 14px; }
.lead-info p { color: rgba(255, 255, 255, .85); margin-bottom: 12px; font-size: 14.5px; }
.lead-info ul { display: grid; gap: 10px; margin-top: 6px; }
.lead-info li { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: rgba(255, 255, 255, .92); }
.lead-info .tick { flex: none; width: 20px; height: 20px; margin-top: 3px; border-radius: 50%; background: rgba(255, 255, 255, .14); display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; }
.lead-info .mp-hint { margin-top: 18px; display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: rgba(255, 255, 255, .92); }
.lead-info .mp-hint img { width: 46px; height: 46px; border-radius: 8px; border: 1px solid rgba(255, 255, 255, .35); }
.lead-form { background: var(--white); border-radius: 16px; padding: 32px 30px; box-shadow: 0 24px 60px rgba(4, 20, 45, .35); color: var(--text); }
.lead-form h3 { color: var(--primary-dark); font-size: 19px; margin-bottom: 6px; }
.lead-form .lf-sub { font-size: 13px; color: var(--text-light); margin-bottom: 20px; }
.lf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.lf-field { margin-bottom: 14px; }
.lf-field label { display: block; font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.lf-field input, .lf-field select, .lf-field textarea {
  width: 100%; padding: 11px 14px; border: 1px solid var(--border); border-radius: 10px;
  font-size: 14px; font-family: inherit; color: var(--text); background: var(--bg-light);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.lf-field input:focus, .lf-field select:focus, .lf-field textarea:focus { outline: none; border-color: var(--primary); background: #fff; box-shadow: 0 0 0 3px rgba(11, 74, 143, .12); }
.lf-field textarea { resize: vertical; min-height: 64px; }
.lf-submit {
  width: 100%; padding: 13px; border-radius: 999px; border: none;
  background: var(--accent); color: #fff; font-size: 15px; font-weight: 600;
  cursor: pointer; transition: background .2s ease, transform .2s ease;
}
.lf-submit:hover { background: var(--accent-dark); transform: translateY(-2px); }
.lf-note { font-size: 12px; color: var(--text-light); text-align: center; margin-top: 12px; }
.lead-success { display: none; text-align: center; padding: 8px 0; }
.lead-success.show { display: block; }
.lead-success .ok { width: 54px; height: 54px; margin: 0 auto 14px; border-radius: 50%; background: rgba(11, 74, 143, .08); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 26px; font-weight: 800; }
.lead-success h4 { color: var(--primary-dark); font-size: 17px; margin-bottom: 8px; }
.lead-success p { font-size: 13.5px; color: var(--text-light); margin-bottom: 14px; }
.lead-success img { width: 130px; height: 130px; margin: 0 auto 10px; border: 1px solid var(--border); border-radius: 10px; display: block; }
.lead-success .ls-hint { font-size: 12px; color: var(--text-light); }

/* ---------- RevPAR 收益预测模块 ---------- */
.revpar-section { background: var(--bg-light); }
.revpar-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 34px; align-items: center; }
.revpar-chart { background: var(--white); border: 1px solid var(--border); border-radius: 16px; padding: 22px; box-shadow: var(--shadow); }
.revpar-chart h4 { font-size: 15px; color: var(--primary-dark); margin-bottom: 4px; }
.revpar-chart .rc-sub { font-size: 12.5px; color: var(--text-light); margin-bottom: 14px; }
.revpar-chart svg { width: 100%; height: auto; display: block; }
.revpar-legend { display: flex; gap: 20px; margin-top: 12px; font-size: 12.5px; color: var(--text-light); flex-wrap: wrap; }
.revpar-legend i { display: inline-block; width: 14px; height: 4px; border-radius: 2px; margin-right: 6px; vertical-align: middle; }
.revpar-cards { display: grid; gap: 14px; }
.rp-card { background: var(--white); border: 1px solid var(--border); border-left: 4px solid var(--primary); border-radius: 12px; padding: 18px 20px; box-shadow: var(--shadow); }
.rp-card .rp-num { font-size: 26px; font-weight: 800; color: var(--primary-dark); }
.rp-card .rp-num small { font-size: 14px; font-weight: 700; color: var(--text-light); }
.rp-card .rp-label { font-size: 13px; color: var(--text-light); margin-top: 4px; }
.rp-note { font-size: 12px; color: var(--text-light); margin-top: 14px; text-align: center; }
@media (max-width: 900px) { .revpar-grid { grid-template-columns: 1fr; } }

/* ---------- 智能客控场景演示区 ---------- */
.demo-section { background: linear-gradient(140deg, #0a2f5c, #0b4a8f); color: #fff; position: relative; overflow: hidden; }
.demo-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 44px; align-items: center; }
.demo-head .section-head { margin: 0; max-width: none; text-align: left; }
.demo-head .section-head h2 { color: #fff; }
.demo-head .section-head p { color: rgba(255, 255, 255, .8); }
.scene-btns { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.scene-btn {
  padding: 9px 18px; border-radius: 999px; border: 1px solid rgba(255, 255, 255, .4);
  color: #fff; background: transparent; font-size: 13.5px; cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.scene-btn.active { background: var(--accent); border-color: var(--accent); font-weight: 600; }
.room-stage { background: #0d1b30; border-radius: 20px; padding: 26px; box-shadow: 0 24px 60px rgba(0, 0, 0, .35); }
.room-stage .rs-title { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.room-stage .rs-title strong { font-size: 17px; }
.room-stage .rs-title span { font-size: 12.5px; color: rgba(255, 255, 255, .65); }
.room-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.room-item { background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12); border-radius: 14px; padding: 16px 14px; text-align: center; transition: background .4s ease, border-color .4s ease, opacity .4s ease; }
.room-item .ri-ico { font-size: 26px; margin-bottom: 8px; }
.room-item .ri-name { font-size: 12.5px; color: rgba(255, 255, 255, .75); margin-bottom: 6px; }
.room-item .ri-val { font-size: 15px; font-weight: 700; transition: color .4s ease; }
.room-item.on { background: rgba(245, 134, 31, .16); border-color: rgba(245, 134, 31, .45); }
.room-item.on .ri-val { color: #ffb36b; }
.room-item.off { opacity: .45; }
.curtain-bar { height: 8px; border-radius: 4px; background: rgba(255, 255, 255, .14); margin: 10px 0 4px; overflow: hidden; }
.curtain-bar i { display: block; height: 100%; width: 0%; background: linear-gradient(90deg, #4dabf7, #74c0fc); border-radius: 4px; transition: width .6s ease; }
.light-dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: #ffd43b; box-shadow: 0 0 12px #ffd43b; transition: opacity .5s ease; }
.light-dot.dim { opacity: .25; box-shadow: none; }
@media (max-width: 900px) { .demo-grid { grid-template-columns: 1fr; } }

/* ---------- 移动端底部询价条 ---------- */
.m-quote {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 98;
  display: none; align-items: center; justify-content: space-between; gap: 14px;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, .97); border-top: 1px solid var(--border);
  box-shadow: 0 -6px 24px rgba(11, 74, 143, .10);
}
.m-quote .mq-t { font-size: 13px; color: var(--text-light); }
.m-quote .mq-t strong { display: block; color: var(--primary-dark); font-size: 14.5px; }
.m-quote .mq-btn {
  flex: none; padding: 11px 26px; border-radius: 999px;
  background: var(--accent); color: #fff; font-size: 14.5px; font-weight: 700;
  box-shadow: 0 6px 16px rgba(245, 134, 31, .4); transition: background .2s ease;
}
.m-quote .mq-btn:hover { background: var(--accent-dark); }
@media (max-width: 768px) {
  .m-quote { display: flex; }
  body { padding-bottom: 66px; }
  .mp-fab { bottom: 92px; }          /* 避让询价条 */
  .mp-card { bottom: 148px; }
  .phone-preview-btn { bottom: 92px; }
}
@media (max-width: 520px) {
  .mp-fab .mp-label { display: none; }
  .mp-fab { padding: 0 12px; }
}

/* ==========================================================================
   产品详情页（龙虾面板智能体等）专用样式
   ========================================================================== */
.pro-summary {
  background: linear-gradient(120deg, rgba(11, 74, 143, 0.06), rgba(245, 134, 31, 0.08));
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 22px 26px;
  max-width: 900px;
  margin: 0 auto;
}
.pro-summary p { font-size: 15.5px; line-height: 1.9; color: var(--text); }

.pro-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 14px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px dashed var(--border);
}
.pro-actions .btn { margin: 0; }
.pro-actions-note { font-size: 13px; line-height: 1.7; color: var(--text-light); }

.pro-body { max-width: 900px; margin: 0 auto; }
.pro-body p { font-size: 15px; line-height: 2; color: var(--text); margin-bottom: 16px; }
.pro-body p:last-child { margin-bottom: 0; }
.pro-body strong { color: var(--primary-dark); }

.cap-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; max-width: 1080px; margin: 0 auto; }
.cap-block {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 26px 18px;
  box-shadow: var(--shadow);
}
.cap-block h3 { font-size: 17px; color: var(--primary-dark); margin-bottom: 16px; padding-bottom: 10px; border-bottom: 2px solid rgba(245, 134, 31, 0.35); }
.cap-block h3 + * { margin-top: 6px; }

.check-list { list-style: none; }
.check-list li {
  position: relative;
  padding-left: 24px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text);
  margin-bottom: 8px;
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 700;
}

.num-list { list-style: none; counter-reset: cap; }
.num-list > li {
  counter-increment: cap;
  padding: 14px 0 6px;
  border-bottom: 1px dashed var(--border);
}
.num-list > li:last-child { border-bottom: none; }
.num-list > li::before {
  content: "0" counter(cap);
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 4px;
}
.num-list strong { font-size: 15.5px; color: var(--primary-dark); }
.num-list p { font-size: 14px; line-height: 1.9; color: var(--text-light); margin-top: 6px; }
.num-list .check-list { margin-top: 10px; }

.value-grid { grid-template-columns: repeat(3, 1fr); }
.value-grid .card h3 { display: flex; align-items: center; gap: 8px; }
.value-grid .card h3::before { content: "✓"; color: var(--accent); font-weight: 700; }

.spec-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; max-width: 1080px; margin: 0 auto; }
.spec {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  box-shadow: var(--shadow);
}
.spec h4 { font-size: 14px; color: var(--primary); margin-bottom: 8px; }
.spec p { font-size: 13.5px; line-height: 1.8; color: var(--text-light); }

.faq-list { max-width: 900px; margin: 0 auto; }
.faq {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.faq summary {
  cursor: pointer;
  padding: 18px 22px;
  font-size: 15px;
  font-weight: 600;
  color: var(--primary-dark);
  list-style: none;
  position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 20px;
  font-weight: 700;
}
.faq[open] summary::after { content: "−"; }
.faq p {
  padding: 0 22px 18px;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--text-light);
}

@media (max-width: 900px) {
  .cap-grid, .value-grid { grid-template-columns: 1fr; }
  .spec-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .spec-grid { grid-template-columns: 1fr; }
}
/* ---------- 产品详情页：核心卖点高亮卡片 ---------- */
.highlight-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; max-width: 1080px; margin: 0 auto; }
.hl-card {
  background: linear-gradient(135deg, rgba(11, 74, 143, 0.05), rgba(245, 134, 31, 0.06));
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius);
  padding: 18px 20px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.hl-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.hl-card .hl-num { font-size: 12.5px; font-weight: 700; color: var(--accent); letter-spacing: .5px; }
.hl-card h4 { font-size: 15.5px; color: var(--primary-dark); margin: 6px 0 6px; }
.hl-card p { font-size: 13.5px; color: var(--text-light); line-height: 1.75; }
@media (max-width: 900px) {
  .highlight-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .highlight-grid { grid-template-columns: 1fr; }
}

/* ---------- 产品详情页：界面预览（CSS 绘制的界面示意图，非真实系统截图） ---------- */
.ui-showcase { display: grid; gap: 44px; margin-top: 38px; }
.ui-item { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); gap: 44px; align-items: center; }
.ui-item--wide { grid-template-columns: minmax(0, 1.35fr) minmax(0, .95fr); }

/* 手机外框 */
.ui-phone { width: 100%; max-width: 340px; margin: 0 auto; background: #fff; border: 1px solid var(--border); border-radius: 28px; box-shadow: var(--shadow-lg); padding: 16px 11px 14px; position: relative; }
.ui-phone::before { content: ""; position: absolute; top: 7px; left: 50%; transform: translateX(-50%); width: 86px; height: 5px; border-radius: 3px; background: #dde4ee; }
.ui-screen { border-radius: 18px; overflow: hidden; background: var(--bg-light); }

/* 小程序顶栏 */
.ui-appbar { display: flex; align-items: center; gap: 8px; background: var(--primary); color: #fff; padding: 22px 12px 10px; }
.ui-appbar .ui-back { font-size: 15px; line-height: 1; opacity: .85; }
.ui-appbar h5 { flex: 1; text-align: center; font-size: 13.5px; font-weight: 600; letter-spacing: .5px; }
.ui-appbar .ui-more { width: 32px; height: 15px; border-radius: 8px; background: rgba(255,255,255,.22); }

/* 搜索与筛选 */
.ui-pad { padding: 10px 10px 14px; }
.ui-search { display: flex; align-items: center; gap: 4px; background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 7px 10px; font-size: 11.5px; color: var(--text-light); }
.ui-chips { display: flex; gap: 6px; margin: 9px 0 10px; }
.ui-chips span { font-size: 11px; padding: 3px 9px; border-radius: 12px; background: #fff; border: 1px solid var(--border); color: var(--text-light); }
.ui-chips span.on { background: var(--primary); border-color: var(--primary); color: #fff; }

/* 酒店卡片 */
.ui-hcard { background: #fff; border-radius: 12px; box-shadow: 0 2px 10px rgba(11,74,143,.07); overflow: hidden; margin-bottom: 10px; }
.ui-hcard-img { height: 68px; background: linear-gradient(115deg, #0b4a8f, #3b7fd0 55%, #cfdff4); display: flex; align-items: flex-end; padding: 7px 9px; }
.ui-hcard-img span { font-size: 10px; color: #fff; background: rgba(7,47,95,.42); padding: 2px 7px; border-radius: 9px; }
.ui-hcard-body { padding: 8px 10px 10px; }
.ui-hcard-name { font-size: 13px; font-weight: 700; color: var(--text); }
.ui-hcard-meta { font-size: 10.5px; color: var(--text-light); margin-top: 2px; }
.ui-roomrow { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 11px; padding: 5px 0; border-bottom: 1px dashed var(--border); }
.ui-roomrow:last-of-type { border-bottom: 0; }
.ui-roomrow strong { color: var(--accent-dark); font-size: 12px; white-space: nowrap; }
.ui-btn-sm { display: flex; align-items: center; justify-content: center; margin-top: 8px; background: var(--accent); color: #fff; font-size: 11.5px; font-weight: 600; border-radius: 16px; padding: 6px 0; }

/* 下单页 */
.ui-order-card { background: #fff; border-radius: 12px; padding: 12px 12px 14px; box-shadow: 0 2px 10px rgba(11,74,143,.07); }
.ui-order-title { font-size: 13px; font-weight: 700; color: var(--primary-dark); }
.ui-order-sub { font-size: 10.5px; color: var(--text-light); margin-top: 2px; }
.ui-field { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 11.5px; padding: 9px 0; border-bottom: 1px solid var(--border); color: var(--text-light); }
.ui-field strong { color: var(--text); font-weight: 600; }
.ui-stepper { display: flex; align-items: center; gap: 9px; }
.ui-stepper i { width: 19px; height: 19px; border: 1px solid var(--border); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-style: normal; font-size: 11px; color: var(--text-light); background: #fff; }
.ui-total { display: flex; justify-content: space-between; align-items: baseline; gap: 6px; padding: 11px 0 4px; }
.ui-total span { font-size: 10.5px; color: var(--text-light); }
.ui-total strong { font-size: 17px; color: var(--accent-dark); font-weight: 700; white-space: nowrap; }
.ui-btn-submit { display: flex; align-items: center; justify-content: center; margin-top: 8px; background: var(--primary); color: #fff; font-size: 12.5px; font-weight: 600; border-radius: 20px; padding: 9px 0; }

/* 后台窗口框 */
.ui-win { background: #fff; border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow-lg); overflow: hidden; }
.ui-win-bar { display: flex; align-items: center; gap: 6px; padding: 10px 12px; background: #f1f4f9; border-bottom: 1px solid var(--border); }
.ui-win-bar .dot { width: 9px; height: 9px; border-radius: 50%; background: #d5dce7; }
.ui-win-bar .dot:nth-of-type(1) { background: #efa8a8; }
.ui-win-bar .dot:nth-of-type(2) { background: #f0cb8c; }
.ui-win-bar .dot:nth-of-type(3) { background: #a6d5b6; }
.ui-win-title { margin-left: 8px; font-size: 11.5px; color: var(--text-light); }
.ui-win-body { display: grid; grid-template-columns: 150px minmax(0, 1fr); }
.ui-side { list-style: none; background: #f6f8fc; border-right: 1px solid var(--border); padding: 12px 9px; }
.ui-side li { font-size: 11.5px; color: var(--text-light); padding: 6px 8px; border-radius: 6px; margin-bottom: 3px; white-space: nowrap; }
.ui-side li.on { background: var(--primary); color: #fff; font-weight: 600; }
.ui-main { padding: 12px 12px 14px; min-width: 0; }
.ui-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.ui-toolbar h6 { font-size: 12.5px; color: var(--primary-dark); font-weight: 700; display: flex; align-items: center; }
.ui-export { display: inline-flex; align-items: center; font-size: 10.5px; color: #fff; background: var(--primary-600); padding: 5px 9px; border-radius: 6px; white-space: nowrap; }
.ui-table { border: 1px solid var(--border); border-radius: 8px; overflow-x: auto; }
.ui-thead, .ui-trow { display: grid; grid-template-columns: 16px .95fr 1fr 1.45fr .7fr .72fr; gap: 5px; align-items: center; min-width: 430px; font-size: 10.6px; padding: 8px 9px; }
.ui-thead { background: #f2f5fa; color: var(--text-light); font-weight: 600; }
.ui-trow { border-top: 1px solid var(--border); color: var(--text); }
.ui-trow small { display: block; font-size: 9.2px; color: var(--text-light); line-height: 1.5; }
.ui-trow .ck { width: 11px; height: 11px; border: 1px solid #c3ccda; border-radius: 3px; display: block; }
.ui-trow .ck.on { background: var(--primary); border-color: var(--primary); }
.ui-badge { display: inline-block; font-size: 9.4px; padding: 2px 6px; border-radius: 9px; background: #e8f3ea; color: #2e7d4f; white-space: nowrap; }
.ui-badge.wait { background: #fff2e0; color: #c26a00; }
.ui-acc { margin-top: 11px; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: 10.8px; color: var(--text-light); }
.ui-acc strong { color: var(--text); font-size: 11px; }
.ui-acc .ui-badge { flex: none; }
.ui-ai { margin-top: 9px; display: flex; align-items: center; gap: 6px; border: 1px dashed rgba(11,74,143,.32); border-radius: 8px; padding: 7px 10px; background: rgba(11,74,143,.045); font-size: 10.8px; color: var(--primary); }
.ui-ai .ui-ai-txt { font-weight: 600; white-space: nowrap; flex: none; }
.ui-ai .ui-ai-hint { margin-left: auto; color: var(--text-light); font-size: 9.8px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* 编号小圆标 */
.ui-mark { display: inline-flex; align-items: center; justify-content: center; width: 15px; height: 15px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 9.5px; font-weight: 700; line-height: 1; margin-right: 4px; flex: none; }

/* 右侧讲解 */
.ui-note h4 { font-size: 16.5px; color: var(--primary); margin-bottom: 4px; }
.ui-note-sub { font-size: 13px; color: var(--text-light); margin-bottom: 15px; }
.ui-steps { list-style: none; display: grid; gap: 11px; }
.ui-steps li { display: flex; gap: 10px; font-size: 13.5px; color: var(--text-light); line-height: 1.72; }
.ui-steps li .n { flex: none; width: 22px; height: 22px; border-radius: 50%; background: rgba(11,74,143,.08); color: var(--primary); font-size: 11.5px; font-weight: 700; display: flex; align-items: center; justify-content: center; margin-top: 2px; }
.ui-steps li b { color: var(--text); font-weight: 600; }
.ui-tip { margin-top: 16px; font-size: 12px; color: var(--text-light); background: var(--bg-light); border-left: 3px solid var(--primary); padding: 9px 12px; border-radius: 0 6px 6px 0; }

@media (max-width: 1080px) {
  .ui-item, .ui-item--wide { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 640px) {
  .ui-win-body { grid-template-columns: 1fr; }
  .ui-side { display: none; }
}
@media (max-width: 520px) {
  .ui-phone { max-width: 100%; border-radius: 20px; padding: 14px 9px 12px; }
  .ui-win-title { font-size: 10.5px; }
  .ui-thead, .ui-trow { font-size: 9.6px; gap: 4px; }
}