/* ============================================================
   苏衡资产价格评估（江苏）有限公司 · 工程造价咨询官网
   主样式表 · PC + 移动端响应式
   ============================================================ */

/* ---------- 设计变量 ---------- */
:root {
  --c-primary: #1B3F8B;       /* 主蓝 - 专业信任 */
  --c-primary-dark: #112B5E;  /* 深蓝 */
  --c-primary-light: #2E5BB5; /* 亮蓝 */
  --c-accent: #C8161D;        /* 朱红 - 行动力 */
  --c-accent-dark: #9E0F15;
  --c-gold: #D4A24C;          /* 金色 - 价值感 */
  --c-gold-light: #E8C887;
  --c-text: #2C3338;          /* 正文深灰 */
  --c-text-light: #5A6573;    /* 次要灰 */
  --c-bg: #F5F7FA;            /* 浅灰背景 */
  --c-bg-alt: #EDF1F7;
  --c-border: #E0E6EE;
  --c-white: #FFFFFF;
  --shadow-sm: 0 2px 8px rgba(27,63,139,.08);
  --shadow-md: 0 6px 24px rgba(27,63,139,.12);
  --shadow-lg: 0 12px 40px rgba(27,63,139,.18);
  --radius: 8px;
  --radius-lg: 16px;
  --max-width: 1200px;
  --header-h: 80px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
  --font: "Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;
}

/* ---------- 重置 ---------- */
*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body {
  font-family:var(--font);
  font-size:15px;
  line-height:1.7;
  color:var(--c-text);
  background:var(--c-white);
  overflow-x:hidden;
}
img { max-width:100%; display:block; }
a { color:var(--c-primary); text-decoration:none; transition:color var(--transition); }
a:hover { color:var(--c-accent); }
ul,ol { list-style:none; }
button { font-family:inherit; cursor:pointer; border:none; background:none; }
input,textarea,select { font-family:inherit; font-size:inherit; }

/* ---------- 容器 ---------- */
.container { max-width:var(--max-width); margin:0 auto; padding:0 20px; }
.section { padding:70px 0; }
.section--gray { background:var(--c-bg); }
.section--dark { background:var(--c-primary-dark); color:#fff; }
.section__head { text-align:center; margin-bottom:50px; }
.section__title {
  font-size:30px; font-weight:700; color:var(--c-primary-dark);
  position:relative; display:inline-block; padding-bottom:14px;
}
.section__title::after {
  content:''; position:absolute; bottom:0; left:50%; transform:translateX(-50%);
  width:60px; height:4px; background:var(--c-accent); border-radius:2px;
}
.section__title--white { color:#fff; }
.section__subtitle { color:var(--c-text-light); margin-top:12px; font-size:15px; }

/* ---------- 顶部栏 ---------- */
.topbar {
  background:var(--c-primary-dark); color:#cfd8e8;
  font-size:13px; padding:6px 0; display:none;
}
.topbar .container { display:flex; justify-content:space-between; align-items:center; }
.topbar a { color:#cfd8e8; }
.topbar a:hover { color:#fff; }
.topbar__info span { margin-right:20px; }
@media(min-width:768px){ .topbar{display:block;} }

/* ---------- 导航 ---------- */
.header {
  position:sticky; top:0; z-index:1000;
  background:#fff; box-shadow:var(--shadow-sm);
  transition:box-shadow var(--transition);
}
.header__inner {
  max-width:var(--max-width); margin:0 auto; padding:0 20px;
  height:var(--header-h); display:flex; align-items:center; justify-content:space-between;
}
.logo { display:flex; align-items:center; gap:10px; }
.logo img { height:48px; width:auto; }
.logo__text { font-size:19px; font-weight:700; color:var(--c-primary-dark); line-height:1.2; letter-spacing:1px; white-space:nowrap; }
/* .logo__text small 已移除——头部仅显示业务方向，由 logo 图片承担品牌识别 */

.nav { display:flex; align-items:center; gap:4px; }
.nav__link {
  display:block; padding:10px 16px; font-size:15px; font-weight:500;
  color:var(--c-text); border-radius:var(--radius); position:relative;
}
.nav__link:hover, .nav__link--active { color:var(--c-primary); background:var(--c-bg); }
.nav__link--active::after {
  content:''; position:absolute; bottom:0; left:16px; right:16px; height:3px;
  background:var(--c-accent); border-radius:2px;
}

/* 移动菜单按钮 */
.menu-toggle { display:none; width:44px; height:44px; flex-direction:column; justify-content:center; align-items:center; gap:5px; }
.menu-toggle span { width:24px; height:2px; background:var(--c-primary-dark); transition:var(--transition); }
.menu-toggle--open span:nth-child(1) { transform:translateY(7px) rotate(45deg); }
.menu-toggle--open span:nth-child(2) { opacity:0; }
.menu-toggle--open span:nth-child(3) { transform:translateY(-7px) rotate(-45deg); }

/* 移动端导航抽屉 */
.mobile-nav {
  display:none; position:fixed; top:var(--header-h); left:0; right:0; bottom:0;
  background:#fff; z-index:999; overflow-y:auto; padding:20px;
  box-shadow:var(--shadow-md);
}
.mobile-nav--open { display:block; }
.mobile-nav__link {
  display:block; padding:14px 12px; font-size:16px; font-weight:500;
  border-bottom:1px solid var(--c-border); color:var(--c-text);
}
.mobile-nav__link:hover, .mobile-nav__link--active { color:var(--c-primary); background:var(--c-bg); }
.mobile-nav__phone {
  margin-top:20px; display:flex; align-items:center; gap:8px;
  padding:14px; background:var(--c-primary); color:#fff; border-radius:var(--radius);
  font-size:18px; font-weight:700; justify-content:center;
}

@media(max-width:980px){
  .nav { display:none; }
  .menu-toggle { display:flex; }
  .logo__text { font-size:15px; letter-spacing:0; }
  .logo img { height:40px; }
}

/* ---------- 按钮 ---------- */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 28px; font-size:15px; font-weight:600; border-radius:var(--radius);
  transition:all var(--transition); cursor:pointer; border:none;
}
.btn--primary { background:var(--c-primary); color:#fff; }
.btn--primary:hover { background:var(--c-primary-dark); color:#fff; transform:translateY(-2px); box-shadow:var(--shadow-md); }
.btn--accent { background:var(--c-accent); color:#fff; }
.btn--accent:hover { background:var(--c-accent-dark); color:#fff; transform:translateY(-2px); box-shadow:var(--shadow-md); }
.btn--outline { background:transparent; border:2px solid #fff; color:#fff; }
.btn--outline:hover { background:#fff; color:var(--c-primary); }
.btn--lg { padding:16px 36px; font-size:17px; }
.btn--block { width:100%; }

/* ---------- Hero ---------- */
.hero {
  position:relative; min-height:560px; display:flex; align-items:center;
  background:linear-gradient(135deg,#112B5E 0%,#1B3F8B 50%,#2E5BB5 100%);
  color:#fff; overflow:hidden;
}
.hero::before {
  content:''; position:absolute; top:0; left:0; right:0; bottom:0;
  background-image:
    radial-gradient(circle at 20% 30%,rgba(212,162,76,.15) 0,transparent 40%),
    radial-gradient(circle at 80% 70%,rgba(200,22,29,.12) 0,transparent 40%);
}
.hero__pattern {
  position:absolute; top:0; right:0; bottom:0; width:50%;
  opacity:.06; background-image:
    linear-gradient(45deg,transparent 48%,#fff 48%,#fff 52%,transparent 52%),
    linear-gradient(-45deg,transparent 48%,#fff 48%,#fff 52%,transparent 52%);
  background-size:60px 60px;
}
.hero__inner { position:relative; z-index:2; padding:80px 0; max-width:680px; }
.hero__tag {
  display:inline-flex; align-items:center; gap:8px; padding:6px 16px;
  background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.25);
  border-radius:50px; font-size:13px; margin-bottom:24px; backdrop-filter:blur(6px);
}
.hero__tag-dot { width:8px; height:8px; border-radius:50%; background:var(--c-gold); animation:pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:.4;} }
.hero__title { font-size:42px; font-weight:800; line-height:1.25; margin-bottom:20px; }
.hero__title em { color:var(--c-gold); font-style:normal; }
.hero__desc { font-size:17px; line-height:1.8; opacity:.9; margin-bottom:32px; }
.hero__actions { display:flex; gap:16px; flex-wrap:wrap; }
.hero__stats { display:flex; gap:40px; margin-top:48px; flex-wrap:wrap; }
.hero__stat-num { font-size:36px; font-weight:800; color:var(--c-gold); }
.hero__stat-label { font-size:13px; opacity:.8; }

@media(max-width:768px){
  .hero { min-height:auto; padding:50px 0; }
  .hero__inner { padding:0; }
  .hero__title { font-size:28px; }
  .hero__desc { font-size:15px; }
  .hero__stats { gap:24px; margin-top:32px; }
  .hero__stat-num { font-size:28px; }
  .hero__pattern { display:none; }
}

/* ---------- 面包屑 ---------- */
.breadcrumb { background:var(--c-bg); padding:14px 0; font-size:13px; }
.breadcrumb ol { display:flex; flex-wrap:wrap; gap:6px; color:var(--c-text-light); }
.breadcrumb a { color:var(--c-text-light); }
.breadcrumb a:hover { color:var(--c-primary); }
.breadcrumb li:not(:last-child)::after { content:'/'; margin-left:6px; color:var(--c-border); }
.breadcrumb li:last-child { color:var(--c-text); }

/* ---------- 页面通用 hero（内页） ---------- */
.page-hero {
  background:linear-gradient(135deg,#112B5E,#1B3F8B);
  color:#fff; padding:60px 0 50px; text-align:center;
  position:relative; overflow:hidden;
}
.page-hero::before {
  content:''; position:absolute; top:0; right:-50px; width:300px; height:300px;
  border-radius:50%; background:radial-gradient(circle,rgba(212,162,76,.15),transparent 70%);
}
.page-hero__title { font-size:32px; font-weight:800; margin-bottom:12px; }
.page-hero__desc { opacity:.85; font-size:15px; max-width:680px; margin:0 auto; }

/* ---------- 业务卡片网格 ---------- */
.grid { display:grid; gap:24px; }
.grid--2 { grid-template-columns:repeat(2,1fr); }
.grid--3 { grid-template-columns:repeat(3,1fr); }
.grid--4 { grid-template-columns:repeat(4,1fr); }
@media(max-width:980px){ .grid--4{grid-template-columns:repeat(2,1fr);} .grid--3{grid-template-columns:repeat(2,1fr);} }
@media(max-width:680px){ .grid--2,.grid--3,.grid--4{grid-template-columns:1fr;} }

/* ---------- 服务卡片 ---------- */
.service-card {
  background:#fff; border:1px solid var(--c-border); border-radius:var(--radius-lg);
  padding:32px 28px; transition:all var(--transition); position:relative; overflow:hidden;
}
.service-card::before {
  content:''; position:absolute; top:0; left:0; width:100%; height:4px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-gold)); transform:scaleX(0);
  transform-origin:left; transition:transform var(--transition);
}
.service-card:hover { border-color:var(--c-primary-light); box-shadow:var(--shadow-lg); transform:translateY(-4px); }
.service-card:hover::before { transform:scaleX(1); }
.service-card__icon {
  width:60px; height:60px; border-radius:14px; margin-bottom:18px;
  display:flex; align-items:center; justify-content:center; font-size:28px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-light)); color:#fff;
}
.service-card__title { font-size:19px; font-weight:700; color:var(--c-primary-dark); margin-bottom:10px; }
.service-card__desc { font-size:14px; color:var(--c-text-light); line-height:1.75; margin-bottom:16px; }
.service-card__tags { display:flex; flex-wrap:wrap; gap:6px; }
.service-card__tag {
  font-size:12px; padding:3px 10px; background:var(--c-bg); color:var(--c-text-light);
  border-radius:50px;
}

/* ---------- 阶段时间线 ---------- */
.phases { display:grid; grid-template-columns:repeat(5,1fr); gap:16px; position:relative; }
.phases::before {
  content:''; position:absolute; top:30px; left:8%; right:8%; height:2px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-gold));
}
.phase {
  text-align:center; position:relative; z-index:2;
}
.phase__num {
  width:60px; height:60px; margin:0 auto 16px; border-radius:50%;
  background:#fff; border:3px solid var(--c-primary); color:var(--c-primary-dark);
  display:flex; align-items:center; justify-content:center; font-size:24px; font-weight:800;
  position:relative; transition:var(--transition);
}
.phase:hover .phase__num { background:var(--c-primary); color:#fff; transform:scale(1.1); }
.phase__title { font-size:16px; font-weight:700; color:var(--c-primary-dark); margin-bottom:8px; }
.phase__items { font-size:13px; color:var(--c-text-light); line-height:1.8; }
@media(max-width:980px){ .phases{grid-template-columns:repeat(2,1fr);} .phases::before{display:none;} }
@media(max-width:560px){ .phases{grid-template-columns:1fr;} }

/* ---------- 优势 ---------- */
.advantage { display:flex; gap:20px; align-items:flex-start; }
.advantage__icon {
  flex-shrink:0; width:50px; height:50px; border-radius:12px;
  background:linear-gradient(135deg,var(--c-accent),var(--c-gold));
  display:flex; align-items:center; justify-content:center; font-size:24px; color:#fff;
}
.advantage__title { font-size:18px; font-weight:700; color:var(--c-primary-dark); margin-bottom:6px; }
.advantage__desc { font-size:14px; color:var(--c-text-light); }

/* ---------- 案例卡片 ---------- */
.case-card {
  background:#fff; border-radius:var(--radius-lg); overflow:hidden;
  box-shadow:var(--shadow-sm); transition:all var(--transition); border:1px solid var(--c-border);
  display:flex; flex-direction:column;
}
.case-card:hover { transform:translateY(-6px); box-shadow:var(--shadow-lg); }
.case-card__img {
  height:200px; background:linear-gradient(135deg,var(--c-primary-light),var(--c-primary-dark));
  display:flex; align-items:center; justify-content:center; color:#fff; font-size:48px; position:relative;
}
.case-card__img::after {
  content:''; position:absolute; inset:0;
  background-image:linear-gradient(45deg,rgba(255,255,255,.05) 25%,transparent 25%,transparent 50%,rgba(255,255,255,.05) 50%,rgba(255,255,255,.05) 75%,transparent 75%);
  background-size:30px 30px;
}
.case-card__body { padding:22px; flex:1; display:flex; flex-direction:column; }
.case-card__cat {
  display:inline-block; font-size:12px; padding:3px 10px; background:var(--c-bg);
  color:var(--c-primary); border-radius:50px; margin-bottom:10px; align-self:flex-start;
}
.case-card__title { font-size:17px; font-weight:700; color:var(--c-text); margin-bottom:8px; line-height:1.5; }
.case-card__desc { font-size:13px; color:var(--c-text-light); margin-bottom:14px; flex:1; }
.case-card__meta { display:flex; justify-content:space-between; font-size:12px; color:var(--c-text-light); padding-top:12px; border-top:1px solid var(--c-border); }
.case-card__meta span { white-space:nowrap; }

/* ---------- 案例筛选标签条 ---------- */
.filter-tabs {
  display:flex; flex-wrap:wrap; gap:10px; justify-content:center;
  margin-bottom:36px;
}
.filter-tab {
  padding:8px 22px; border:2px solid var(--c-border); background:#fff;
  color:var(--c-text-light); font-size:14px; font-weight:500; border-radius:50px;
  cursor:pointer; transition:all var(--transition); font-family:var(--font);
}
.filter-tab:hover { border-color:var(--c-primary); color:var(--c-primary); }
.filter-tab--active {
  background:var(--c-primary); border-color:var(--c-primary); color:#fff;
  box-shadow:var(--shadow-sm);
}
.case-card[hidden] { display:none; }

/* ---------- 新闻卡片 ---------- */
.news-card {
  display:flex; gap:20px; background:#fff; border:1px solid var(--c-border);
  border-radius:var(--radius); padding:20px; transition:all var(--transition);
}
.news-card:hover { box-shadow:var(--shadow-md); border-color:var(--c-primary-light); }
.news-card__date {
  flex-shrink:0; width:70px; text-align:center; padding:10px 0;
  background:var(--c-bg); border-radius:var(--radius); border-left:3px solid var(--c-accent);
}
.news-card__day { font-size:26px; font-weight:800; color:var(--c-primary-dark); line-height:1; }
.news-card__month { font-size:12px; color:var(--c-text-light); margin-top:4px; }
.news-card__body { flex:1; }
.news-card__cat { font-size:12px; color:var(--c-accent); font-weight:600; margin-bottom:4px; }
.news-card__title { font-size:16px; font-weight:700; color:var(--c-text); margin-bottom:6px; line-height:1.5; }
.news-card__title:hover { color:var(--c-primary); }
.news-card__desc { font-size:13px; color:var(--c-text-light); }

/* ---------- FAQ 手风琴 ---------- */
.faq-item {
  background:#fff; border:1px solid var(--c-border); border-radius:var(--radius);
  margin-bottom:14px; overflow:hidden; transition:var(--transition);
}
.faq-item--open { border-color:var(--c-primary-light); box-shadow:var(--shadow-sm); }
.faq-item__q {
  padding:18px 24px; cursor:pointer; display:flex; justify-content:space-between;
  align-items:center; font-size:15px; font-weight:600; color:var(--c-text); gap:16px;
}
.faq-item__q:hover { color:var(--c-primary); }
.faq-item__icon {
  flex-shrink:0; width:28px; height:28px; border-radius:50%; background:var(--c-bg);
  display:flex; align-items:center; justify-content:center; color:var(--c-primary);
  font-size:18px; transition:var(--transition);
}
.faq-item--open .faq-item__icon { background:var(--c-primary); color:#fff; transform:rotate(45deg); }
.faq-item__a {
  max-height:0; overflow:hidden; transition:max-height .35s ease;
  font-size:14px; color:var(--c-text-light); line-height:1.8;
}
.faq-item--open .faq-item__a { max-height:500px; }
.faq-item__a-inner { padding:0 24px 20px; }

/* ---------- 资质/数字展示 ---------- */
.stats-band { background:linear-gradient(135deg,var(--c-primary-dark),var(--c-primary)); color:#fff; padding:50px 0; }
.stats-band__grid { display:grid; grid-template-columns:repeat(4,1fr); gap:30px; text-align:center; }
.stats-band__num { font-size:42px; font-weight:800; color:var(--c-gold); line-height:1; }
.stats-band__num span { font-size:20px; }
.stats-band__label { font-size:14px; opacity:.85; margin-top:8px; }
@media(max-width:680px){ .stats-band__grid{grid-template-columns:repeat(2,1fr); gap:24px;} .stats-band__num{font-size:32px;} }

/* ---------- 表单 ---------- */
.form-card {
  background:#fff; border-radius:var(--radius-lg); padding:36px;
  box-shadow:var(--shadow-md); max-width:680px; margin:0 auto;
}
.form-group { margin-bottom:18px; }
.form-label { display:block; font-size:14px; font-weight:600; color:var(--c-text); margin-bottom:6px; }
.form-label span { color:var(--c-accent); }
.form-input, .form-select, .form-textarea {
  width:100%; padding:12px 14px; border:1px solid var(--c-border); border-radius:var(--radius);
  font-size:14px; transition:border var(--transition); background:#fff;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline:none; border-color:var(--c-primary); box-shadow:0 0 0 3px rgba(27,63,139,.1);
}
.form-textarea { resize:vertical; min-height:100px; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media(max-width:560px){ .form-row{grid-template-columns:1fr;} .form-card{padding:24px;} }
.form-note { font-size:12px; color:var(--c-text-light); margin-top:12px; text-align:center; }
.form-success {
  display:none; padding:16px; background:#e8f5e9; border:1px solid #4caf50;
  border-radius:var(--radius); color:#2e7d32; text-align:center; margin-bottom:16px;
}
.form-success--show { display:block; }

/* ---------- 联系信息块 ---------- */
.contact-info { display:grid; grid-template-columns:repeat(2,1fr); gap:24px; margin-bottom:30px; }
@media(max-width:680px){ .contact-info{grid-template-columns:1fr;} }
.contact-item {
  display:flex; gap:16px; padding:24px; background:#fff; border-radius:var(--radius-lg);
  border:1px solid var(--c-border); transition:var(--transition);
}
.contact-item:hover { border-color:var(--c-primary-light); box-shadow:var(--shadow-sm); }
.contact-item__icon {
  flex-shrink:0; width:50px; height:50px; border-radius:12px; background:var(--c-primary);
  display:flex; align-items:center; justify-content:center; color:#fff; font-size:22px;
}
.contact-item__label { font-size:13px; color:var(--c-text-light); margin-bottom:4px; }
.contact-item__value { font-size:16px; font-weight:700; color:var(--c-text); }
.contact-item__value a { color:var(--c-primary); }

/* ---------- 二维码 ---------- */
.qr-box {
  text-align:center; padding:24px; background:#fff; border-radius:var(--radius-lg);
  border:1px solid var(--c-border);
}
.qr-box img { width:160px; height:160px; margin:0 auto 12px; border-radius:var(--radius); }
.qr-box__text { font-size:13px; color:var(--c-text-light); }

/* ---------- 悬浮侧边栏 ---------- */
.float-bar {
  position:fixed; right:16px; top:50%; transform:translateY(-50%); z-index:900;
  display:flex; flex-direction:column; gap:8px;
}
.float-btn {
  width:56px; height:56px; border-radius:50%; background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px); box-shadow:var(--shadow-md); display:flex;
  flex-direction:column; align-items:center; justify-content:center;
  color:var(--c-primary-dark); cursor:pointer; transition:var(--transition);
  position:relative; border:1px solid rgba(27,63,139,.1);
}
.float-btn:hover { background:var(--c-primary); color:#fff; transform:scale(1.08); }
.float-btn--phone { background:rgba(200,22,29,.85); color:#fff; border:none; width:60px; height:60px; }
.float-btn--phone:hover { background:var(--c-accent); color:#fff; }
.float-btn__icon { font-size:22px; line-height:1; }
.float-btn__label { font-size:9px; margin-top:2px; }
.float-btn__tooltip {
  position:absolute; right:66px; top:50%; transform:translateY(-50%) translateX(10px);
  background:var(--c-primary-dark); color:#fff; padding:6px 12px; border-radius:var(--radius);
  font-size:13px; white-space:nowrap; opacity:0; pointer-events:none; transition:var(--transition);
}
.float-btn:hover .float-btn__tooltip { opacity:1; transform:translateY(-50%) translateX(0); }
.float-btn__qr-popup {
  position:absolute; right:66px; top:50%; transform:translateY(-50%) translateX(10px) scale(.8);
  background:#fff; padding:12px; border-radius:var(--radius-lg); box-shadow:var(--shadow-lg);
  opacity:0; pointer-events:none; transition:var(--transition); text-align:center;
}
.float-btn:hover .float-btn__qr-popup { opacity:1; transform:translateY(-50%) translateX(0) scale(1); }
.float-btn__qr-popup img { width:140px; height:140px; border-radius:var(--radius); }
.float-btn__qr-popup p { font-size:12px; color:var(--c-text-light); margin-top:6px; }

@media(max-width:768px){
  .float-bar { right:10px; gap:6px; }
  .float-btn { width:48px; height:48px; }
  .float-btn--phone { width:52px; height:52px; }
  .float-btn__icon { font-size:18px; }
  .float-btn__label { font-size:8px; }
  .float-btn__tooltip, .float-btn__qr-popup { display:none; }
}

/* ---------- 底部 ---------- */
.footer { background:var(--c-primary-dark); color:#cfd8e8; padding:50px 0 0; }
.footer__grid { display:grid; grid-template-columns:2fr 1fr 1fr 1.5fr; gap:40px; padding-bottom:40px; }
.footer__brand-logo { height:50px; margin-bottom:16px; filter:brightness(0) invert(1); }
.footer__about { font-size:13px; line-height:1.8; opacity:.8; }
.footer__title { font-size:16px; font-weight:700; color:#fff; margin-bottom:18px; }
.footer__links li { margin-bottom:10px; }
.footer__links a { font-size:13px; color:#cfd8e8; }
.footer__links a:hover { color:var(--c-gold); }
.footer__contact-item { font-size:13px; margin-bottom:12px; display:flex; gap:8px; align-items:flex-start; }
.footer__contact-icon { color:var(--c-gold); flex-shrink:0; }
.footer__bottom {
  border-top:1px solid rgba(255,255,255,.1); padding:18px 0; text-align:center;
  font-size:12px; opacity:.7;
}
.footer__qr { text-align:center; }
.footer__qr img { width:120px; height:120px; margin:0 auto 8px; border-radius:var(--radius); background:#fff; padding:6px; }
@media(max-width:768px){
  .footer__grid { grid-template-columns:1fr 1fr; gap:30px; }
}
@media(max-width:480px){
  .footer__grid { grid-template-columns:1fr; }
}

/* ---------- 底部需求提交条（移动端常驻） ---------- */
.lead-strip {
  display:none; position:fixed; bottom:0; left:0; right:0; z-index:950;
  background:#fff; box-shadow:0 -4px 20px rgba(0,0,0,.1);
  padding:12px 16px; border-top:1px solid var(--c-border);
}
.lead-strip__inner { display:flex; gap:10px; max-width:var(--max-width); margin:0 auto; }
.lead-strip__input {
  flex:1; padding:10px 12px; border:1px solid var(--c-border); border-radius:var(--radius);
  font-size:14px;
}
.lead-strip__btn {
  padding:10px 20px; background:var(--c-accent); color:#fff; border-radius:var(--radius);
  font-weight:600; font-size:14px; white-space:nowrap;
}
@media(max-width:768px){
  .lead-strip { display:block; }
  body { padding-bottom:70px; }
}

/* ---------- 通用工具 ---------- */
.text-center { text-align:center; }
.mt-20 { margin-top:20px; }
.mt-40 { margin-top:40px; }
.mb-20 { margin-bottom:20px; }
.mb-40 { margin-bottom:40px; }
.badge {
  display:inline-block; padding:4px 12px; background:var(--c-bg); color:var(--c-primary);
  border-radius:50px; font-size:12px; font-weight:600;
}
.badge--accent { background:rgba(200,22,29,.1); color:var(--c-accent); }
.badge--gold { background:rgba(212,162,76,.15); color:#a87a20; }

/* ---------- 表格（资质/收费等） ---------- */
.table-wrap { overflow-x:auto; }
.data-table { width:100%; border-collapse:collapse; background:#fff; border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow-sm); }
.data-table th, .data-table td { padding:14px 16px; text-align:left; font-size:14px; border-bottom:1px solid var(--c-border); }
.data-table th { background:var(--c-primary); color:#fff; font-weight:600; }
.data-table tr:hover { background:var(--c-bg); }
.data-table tr:last-child td { border-bottom:none; }

/* ---------- 内容区块（文章/详情） ---------- */
.article-body { font-size:15px; line-height:2; color:var(--c-text); }
.article-body h2 { font-size:22px; font-weight:700; color:var(--c-primary-dark); margin:30px 0 16px; padding-left:14px; border-left:4px solid var(--c-accent); }
.article-body h3 { font-size:18px; font-weight:700; color:var(--c-text); margin:24px 0 12px; }
.article-body p { margin-bottom:14px; }
.article-body ul, .article-body ol { margin:0 0 14px 20px; }
.article-body li { margin-bottom:8px; }
.article-body strong { color:var(--c-primary-dark); }

/* ---------- 矩阵（四大专业×五大阶段） ---------- */
.matrix { overflow-x:auto; }
.matrix table { width:100%; border-collapse:collapse; min-width:760px; }
.matrix th, .matrix td { padding:14px; text-align:center; border:1px solid var(--c-border); font-size:13px; }
.matrix th { background:var(--c-primary); color:#fff; font-weight:600; }
.matrix td:first-child { background:var(--c-bg); font-weight:600; color:var(--c-primary-dark); }
.matrix tr:hover td { background:rgba(27,63,139,.03); }

/* ---------- 滚动出现动画 ---------- */
.fade-up { opacity:0; transform:translateY(30px); transition:opacity .6s ease, transform .6s ease; }
.fade-up--visible { opacity:1; transform:translateY(0); }