* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "Microsoft YaHei", "PingFang SC", sans-serif; background: #ffffff; color: #3b2a20; }
a { text-decoration: none; color: inherit; }
.wrap { width: 1180px; margin: 0 auto; }
header { position: sticky; top: 0; z-index: 9; background: #ffffff; border-bottom: 1px solid #f6e3d8; }
.nav { display: flex; align-items: center; height: 78px; gap: 30px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 24px; font-weight: 800; letter-spacing: 1px; }
.logo .mark { width: 38px; height: 38px; border-radius: 10px; background: linear-gradient(135deg,#ff7a3d 0%,#ffb066 100%); color: #fff;
              display: flex; align-items: center; justify-content: center; font-size: 19px; font-weight: 800; }
.menu { display: flex; gap: 26px; font-size: 16px; color: #7d6a5f; }
.menu a:hover, .menu a.on { color: #ff6a2b; font-weight: 700; }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 16px; }
.tel { font-size: 19px; font-weight: 700; color: #ff6a2b; }
.btn { display: inline-block; padding: 12px 26px; border-radius: 999px; font-size: 15px; font-weight: 700;
       background: #ff6a2b; color: #fff; border: none; }
.btn.ghost { background: transparent; color: #ff6a2b; border: 1.5px solid #ff6a2b; }
.btn.white { background: #fff; color: #3b1f10; }

.hero { background: linear-gradient(135deg,#ff7a3d 0%,#ffb066 100%); color: #fff; padding: 86px 0 74px; }
.hero .tag { display: inline-block; font-size: 14px; padding: 7px 16px; border-radius: 999px;
             background: rgba(255,255,255,.18); margin-bottom: 22px; letter-spacing: 1px; }
.hero h1 { font-size: 52px; line-height: 1.2; font-weight: 900; letter-spacing: 1px; }
.hero h1 em { font-style: normal; color: #fff9c4; }
.hero p { margin-top: 20px; font-size: 18px; opacity: .93; max-width: 640px; line-height: 1.8; }
.hero-btns { margin-top: 34px; display: flex; gap: 16px; }
.hero-btns .btn.ghost { background: rgba(255,255,255,.14); color: #fff; border-color: rgba(255,255,255,.6); }
.stats { margin-top: 54px; display: flex; gap: 62px; }
.stats b { display: block; font-size: 34px; font-weight: 900; }
.stats span { font-size: 14px; opacity: .85; }

section { padding: 72px 0; }
.soft { background: #fff6f1; }
.sec-head { text-align: center; margin-bottom: 44px; }
.sec-head h2 { font-size: 34px; font-weight: 900; letter-spacing: 1px; }
.sec-head p { margin-top: 12px; color: #7d6a5f; font-size: 16px; }
.sec-head.left { text-align: left; margin-bottom: 26px; }
.sec-head.left h2 { font-size: 26px; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid.four { grid-template-columns: repeat(4, 1fr); }
.card { background: #ffffff; border: 1px solid #f6e3d8; border-radius: 16px; padding: 26px 24px; }
.card.link:hover { border-color: #ff6a2b; transform: translateY(-2px); transition: .2s; }
.ico { width: 52px; height: 52px; border-radius: 14px; display: flex; align-items: center;
       justify-content: center; font-size: 26px; margin-bottom: 16px; background: #fff6f1; }
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { font-size: 14px; color: #7d6a5f; line-height: 1.75; }
.price { margin-top: 14px; font-size: 16px; font-weight: 800; color: #ff6a2b; }

.advs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.adv { text-align: center; padding: 8px 14px; }
.adv-ico { width: 46px; height: 46px; margin: 0 auto 14px; border-radius: 50%; background: #ff6a2b;
           color: #fff; font-size: 20px; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.adv h4 { font-size: 17px; margin-bottom: 8px; }
.adv p { font-size: 13.5px; color: #7d6a5f; line-height: 1.75; }

.case { border: 1px solid #f6e3d8; border-radius: 16px; overflow: hidden; background: #ffffff; }
.case-img { height: 168px; background: linear-gradient(135deg, #fff6f1, #f6e3d8);
            display: flex; align-items: center; justify-content: center; color: #7d6a5f; font-size: 14px; letter-spacing: 2px; }
.case-body { padding: 18px 20px 22px; }
.tag { display: inline-block; font-size: 12px; padding: 4px 10px; border-radius: 6px;
       background: #fff6f1; color: #ff6a2b; font-weight: 700; }
.case-body h4 { margin: 10px 0 8px; font-size: 17px; }
.case-body p { font-size: 13.5px; color: #7d6a5f; line-height: 1.7; }

.faq { border: 1px solid #f6e3d8; border-radius: 14px; padding: 20px 24px; margin-bottom: 14px; background: #ffffff; }
.faq .q { font-size: 16.5px; font-weight: 800; }
.faq .a { margin-top: 10px; font-size: 14.5px; color: #7d6a5f; line-height: 1.8; }

.news-row { display: flex; align-items: center; gap: 16px; padding: 20px 24px; border: 1px solid #f6e3d8;
            border-radius: 14px; margin-bottom: 12px; background: #ffffff; }
.news-row .ttl { font-size: 16px; font-weight: 600; }
.news-row .arrow { margin-left: auto; color: #ff6a2b; font-weight: 900; }

.page-hero { background: #fff6f1; padding: 46px 0 40px; border-bottom: 1px solid #f6e3d8; }
.page-hero h1 { font-size: 32px; font-weight: 900; }
.page-hero p { margin-top: 10px; color: #7d6a5f; font-size: 15px; }
.crumb { font-size: 13px; color: #7d6a5f; margin-bottom: 12px; }

.article { max-width: 860px; margin: 0 auto; font-size: 16px; line-height: 2; color: #4a3a30; }
.article h2 { font-size: 22px; margin: 30px 0 12px; color: #3b2a20; }
.article h3 { font-size: 18px; margin: 22px 0 10px; color: #3b2a20; }
.article p { margin-bottom: 14px; }
.article ul { margin: 0 0 16px 22px; }
.article li { margin-bottom: 6px; }
.note { background: #fff6f1; border-left: 4px solid #ff6a2b; padding: 16px 20px; border-radius: 8px;
        font-size: 15px; color: #3b2a20; margin: 18px 0; }

.split { display: grid; grid-template-columns: 1.6fr 1fr; gap: 34px; align-items: start; }
.side { border: 1px solid #f6e3d8; border-radius: 14px; padding: 22px; background: #ffffff; }
.side h4 { font-size: 17px; margin-bottom: 12px; }
.side li { list-style: none; font-size: 14px; color: #7d6a5f; line-height: 2.2; border-bottom: 1px dashed #f6e3d8; }
.side li:last-child { border: none; }
.form-row { display: flex; gap: 14px; margin-bottom: 14px; }
.form-row input, .form-row select, textarea { flex: 1; padding: 12px 14px; border: 1px solid #f6e3d8;
        border-radius: 10px; font-size: 14px; font-family: inherit; background: #ffffff; color: #3b2a20; }
textarea { width: 100%; height: 110px; }
.team { display: flex; gap: 16px; align-items: center; border: 1px solid #f6e3d8; border-radius: 14px; padding: 18px; }
.team .av { width: 64px; height: 64px; border-radius: 50%; background: linear-gradient(135deg,#ff7a3d 0%,#ffb066 100%); color: #fff;
            display: flex; align-items: center; justify-content: center; font-size: 22px; font-weight: 800; }
.team h4 { font-size: 16px; }
.team p { font-size: 13px; color: #7d6a5f; margin-top: 6px; line-height: 1.7; }
.timeline li { list-style: none; padding: 12px 0 12px 18px; border-left: 2px solid #f6e3d8; position: relative; font-size: 15px; }
.timeline li::before { content: ''; position: absolute; left: -7px; top: 18px; width: 12px; height: 12px;
        border-radius: 50%; background: #ff6a2b; }
.timeline b { color: #ff6a2b; margin-right: 10px; }

footer { background: #3b1f10; color: #d3ded8; padding: 52px 0 30px; margin-top: 10px; }
.fgrid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 30px; }
footer h5 { color: #fff; font-size: 16px; margin-bottom: 14px; }
footer p, footer li { font-size: 13.5px; line-height: 2; list-style: none; color: #b9a99f; }
footer a:hover { color: #fff; }
.copy { margin-top: 34px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.12);
        font-size: 12.5px; color: #9c8b80; display: flex; justify-content: space-between; }
.article table { width: 100%; border-collapse: collapse; }

/* ===== 自适应：<=1240px 收边距 ===== */
@media (max-width: 1240px) {
  .wrap { width: auto; max-width: 1180px; padding-left: 24px; padding-right: 24px; }
}

/* ===== 自适应：<=900px 手机版 ===== */
@media (max-width: 900px) {
  .wrap { padding-left: 16px; padding-right: 16px; }
  .nav { height: auto; flex-wrap: wrap; padding: 12px 0 10px; gap: 10px; }
  .logo { font-size: 21px; }
  .menu { order: 3; width: 100%; gap: 20px; font-size: 15px; overflow-x: auto;
          padding-bottom: 4px; white-space: nowrap; }
  .nav-right { margin-left: auto; gap: 10px; }
  .tel { font-size: 17px; }
  .nav-right .btn { padding: 9px 16px; font-size: 14px; }

  .hero { padding: 44px 0 38px; }
  .hero h1 { font-size: 29px; line-height: 1.35; }
  .hero p { font-size: 15px; margin-top: 14px; }
  .hero-btns { margin-top: 24px; gap: 10px; flex-wrap: wrap; }
  .hero-btns .btn { padding: 11px 18px; font-size: 14px; }
  .stats { margin-top: 30px; gap: 18px 30px; flex-wrap: wrap; }
  .stats b { font-size: 23px; }
  .stats span { font-size: 12.5px; }

  section { padding: 42px 0; }
  .sec-head { margin-bottom: 26px; }
  .sec-head h2 { font-size: 23px; }
  .sec-head p { font-size: 14px; margin-top: 8px; }
  .sec-head.left h2 { font-size: 20px; }

  .grid, .grid.two, .grid.four { grid-template-columns: 1fr; gap: 14px; }
  .card { padding: 20px 18px; border-radius: 14px; }
  .advs { grid-template-columns: 1fr; gap: 10px; }
  .adv { text-align: left; display: flex; gap: 14px; align-items: flex-start; padding: 4px 0; }
  .adv-ico { margin: 0; width: 40px; height: 40px; font-size: 17px; flex: 0 0 40px; }
  .split { grid-template-columns: 1fr; gap: 22px; }
  .side { padding: 18px; }
  .fgrid { grid-template-columns: 1fr; gap: 6px; }
  footer { padding: 38px 0 24px; }
  .copy { flex-direction: column; gap: 8px; margin-top: 22px; }

  .page-hero { padding: 26px 0 22px; }
  .page-hero h1 { font-size: 22px; }
  .page-hero p { font-size: 14px; }
  .crumb { font-size: 12.5px; margin-bottom: 8px; }
  .article { font-size: 15.5px; line-height: 1.95; }
  .article h2 { font-size: 19px; margin: 24px 0 10px; }
  .article h3 { font-size: 17px; }
  .form-row { flex-direction: column; gap: 10px; }
  .team { padding: 14px; }
  .case-img { height: 140px; }
  .faq { padding: 16px 18px; }
  .faq .q { font-size: 15.5px; }
  .faq .a { font-size: 14px; }
  .news-row { padding: 15px 16px; gap: 10px; align-items: flex-start; flex-wrap: wrap; }
  .news-row .ttl { font-size: 15px; }
  .side li { font-size: 13.5px; line-height: 2; }
  .note { font-size: 14px; padding: 13px 16px; }
  .article table, .article ol { display: block; overflow-x: auto; }
  .btn { padding: 11px 20px; }
}