/* Why Richman — from jingtai/why-choose-richman.html */

  /* ---------- INNER PAGE HERO (与 About 页效果一致) ---------- */
  .about-hero{
    position:relative;height:600px;
    display:flex;align-items:center;justify-content:center;
    overflow:hidden;
  }
  .about-hero .hero-media{
    position:absolute;inset:0;
    background:#E4E0DA; /* 图片占位底色 */
  }
  .about-hero .hero-media img{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
    animation:kenburns 26s ease-in-out infinite alternate;
  }
  .about-hero::after{
    content:'';position:absolute;inset:0;
    background:rgba(45,45,45,0.18);
  }
  @keyframes kenburns{
    0%{transform:scale(1) translate(0,0);}
    100%{transform:scale(1.12) translate(-1.5%,-1.5%);}
  }
  .about-hero .about-hero-content{
    position:relative;z-index:2;color:var(--cream);
    text-align:center;padding:0 var(--gutter);
    transform:translateY(70px);
  }
  .about-hero-content h1{
    font-size:34px;
    font-weight:620;letter-spacing:-0.02em;margin-bottom:18px;
  }
  .about-hero-content p{
    font-size:19px;font-weight:300;letter-spacing:1px;opacity:.92;
  }

  /* ---------- REASONS GRID (3 x 2) ---------- */
  .reasons-head{text-align:center;max-width:840px;margin:0 auto 64px;}
  .reasons-head h2{font-size:34px;margin-bottom:16px;}
  .reasons-head p{font-size:15px;color:rgba(45,45,45,0.68);}
  .reasons-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
  .reason-card{
    position:relative;
    background:var(--white);
    border:1px solid rgba(45,45,45,0.08);
    padding:36px 34px 34px;
    transition:transform .4s ease, box-shadow .4s ease, border-color .4s ease;
  }
  .reason-card:hover{
    transform:translateY(-3px);
    box-shadow:0 6px 16px rgba(45,45,45,0.06);
    border:1px solid rgba(176,139,91,0.65);
  }
  .reason-icon{width:52px;height:52px;margin:18px 0 18px;}
  .reason-icon img{width:100%;height:100%;object-fit:contain;filter:none;display:block;}
  .reason-card h3{font-size:22px;font-weight:600;margin-bottom:12px;letter-spacing:-0.01em;}
  .reason-card p{font-size:13.5px;color:rgba(45,45,45,0.72);line-height:1.8;margin:0;}

  /* ---------- SUPPORT SECTIONS (HOW WE SUPPORT YOU / PRODUCTION SUPPORT STRUCTURE) ---------- */
  .support-section{max-width:1400px;margin:0 auto;padding:40px 24px 0;}
  .support-block{margin-bottom:110px;}
  .support-block:last-child{margin-bottom:0;}
  .support-head{display:flex;align-items:center;gap:18px;margin-bottom:54px;}
  .support-num{font-size:14px;font-weight:600;letter-spacing:2px;color:var(--camel);}
  .support-head-line{width:46px;height:2px;background:var(--camel);display:inline-block;flex-shrink:0;}
  .support-head h2{font-size:34px;font-weight:620;letter-spacing:-0.01em;}
  .support-intro p{font-size:15px;color:rgba(45,45,45,0.68);line-height:1.9;max-width:900px;margin:0 0 64px;}
  .support-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
  .support-card{
    background:var(--white);
    border:1px solid rgba(45,45,45,0.08);
    border-radius:10px;
    padding:38px 30px 34px;
    transition:transform .4s ease, box-shadow .4s ease, border-color .4s ease;
  }
  .support-card:hover{
    transform:translateY(-6px);
    box-shadow:0 24px 48px rgba(45,45,45,0.12);
    border-color:rgba(176,139,91,0.45);
  }
  .support-icon{
    width:52px;height:52px;border-radius:12px;
    background:rgba(176,139,91,0.12);
    display:flex;align-items:center;justify-content:center;
    margin-bottom:24px;
  }
  /* 图标为图片占位，替换 src 即可更换图标 */
  .support-icon img{width:40px;height:40px;object-fit:contain;filter:none;}
  .support-unit .support-icon img{width:28px;height:28px;}
  .support-card h3{font-size:17px;font-weight:600;margin-bottom:12px;line-height:1.4;}
  .support-card p{font-size:13px;color:rgba(45,45,45,0.7);line-height:1.75;margin:0;}
  .support-units{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
  .support-unit{padding:0 34px;}
  .support-unit:first-child{padding-left:0;}
  .support-unit:last-child{padding-right:0;}
  .support-unit + .support-unit{border-left:1px solid rgba(176,139,91,0.35);}
  .support-unit-num{
    display:block;
    font-size:13px;font-weight:600;letter-spacing:2px;
    color:var(--camel);
    margin-bottom:12px;
  }
  .support-unit .support-icon{width:44px;height:44px;border-radius:10px;margin-bottom:18px;}
  .support-unit h3{font-size:17px;font-weight:600;margin-bottom:10px;line-height:1.45;}
  .support-unit p{font-size:13px;color:rgba(45,45,45,0.7);line-height:1.75;margin:0;}

  /* ---------- SUPPORT SPLIT (HOW WE SUPPORT YOU: TEXT LEFT / IMAGE RIGHT) ---------- */
  .support-split{
    display:grid;grid-template-columns:1fr 1fr;
    gap:60px;align-items:center;
  }
  .support-split .support-head{margin-bottom:44px;}
  .support-items{display:flex;flex-direction:column;gap:30px;}
  .support-item{display:flex;gap:20px;align-items:flex-start;}
  .support-item-num{
    font-size:13px;font-weight:600;letter-spacing:1px;color:var(--camel);
    flex-shrink:0;padding-top:3px;
  }
  .support-item-body h3{font-size:17px;font-weight:600;margin-bottom:8px;line-height:1.4;}
  .support-item-body p{font-size:13.5px;color:rgba(45,45,45,0.7);line-height:1.75;margin:0;}
  .support-media{
    position:relative;height:540px;overflow:hidden;border-radius:8px;
    background:#F1EEE9; /* 图片占位底色 */
    display:flex;align-items:center;justify-content:center;
  }
  .support-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
  .support-media-placeholder{
    font-size:12px;letter-spacing:2px;text-transform:uppercase;
    color:rgba(45,45,45,0.45);
  }
  @media (max-width:1024px){
    .support-split{grid-template-columns:1fr;gap:40px;}
    .support-media{height:380px;order:-1;}
  }

  /* ---------- QUALITY SYSTEM (BUILT ON A TRANSPARENT QUALITY SYSTEM) ---------- */
  .quality-section{max-width:1400px;margin:110px auto 0;padding:0 24px;}
  .quality-frame{
    position:relative;width:100%;height:620px;
    border-radius:8px;overflow:hidden;
    background:#F1EEE9; /* 图片占位底色 */
  }
  .quality-frame img{width:100%;height:100%;object-fit:cover;display:block;}
  .quality-frame::after{
    content:"";position:absolute;inset:0;
    background:rgba(20,18,16,0.44);
  }
  .quality-content{
    position:absolute;inset:0;z-index:2;
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    text-align:center;padding:0 80px;
  }
  .quality-content .eyebrow{color:var(--taupe);margin-bottom:18px;}
  .quality-content h2{color:var(--white);font-size:34px;margin-bottom:22px;line-height:1.25;max-width:680px;}
  .quality-content p{color:rgba(247,244,239,0.85);font-size:15px;line-height:1.9;margin:0;max-width:640px;}

  /* ---------- QUALITY PROCESS STEPS (COMPACT HAIRLINE GRID) ---------- */
  .quality-steps-section{max-width:1400px;margin:0 auto;padding:70px 24px 65px;}
  .process-grid{
    display:grid;grid-template-columns:repeat(3,1fr);
    border-top:1px solid rgba(45,45,45,0.14);
    border-left:1px solid rgba(45,45,45,0.14);
  }
  .process-cell{
    border-right:1px solid rgba(45,45,45,0.14);
    border-bottom:1px solid rgba(45,45,45,0.14);
    padding:34px 32px;
    transition:background .35s ease;
  }
  .process-cell:hover{background:rgba(176,139,91,0.07);}
  .process-num{
    display:block;
    font-size:12.5px;font-weight:600;letter-spacing:2px;
    color:var(--camel);margin-bottom:14px;
  }
  .process-title{font-size:16.5px;font-weight:600;letter-spacing:-0.01em;margin-bottom:10px;line-height:1.4;}
  .process-desc{font-size:13px;color:rgba(45,45,45,0.68);line-height:1.75;margin:0;}

  /* ---------- CTA (PARTNER WITH RICHMAN) ---------- */
  .cta-section{
    background:#FBFAF7;
    padding:115px 24px 130px;
    text-align:center;
  }
  .cta-inner{max-width:760px;margin:0 auto;}
  .cta-inner h2{font-size:34px;margin-bottom:18px;}
  .cta-inner p{font-size:15px;color:rgba(45,45,45,0.72);line-height:1.85;margin:0 auto 38px;}
  .cta-btn{
    display:inline-flex;align-items:center;gap:10px;
    padding:16px 36px;
    background:var(--camel);color:#fff;
    font-size:13px;font-weight:620;letter-spacing:1.5px;text-transform:uppercase;
    border-radius:4px;
    transition:opacity .3s ease, gap .3s ease;
  }
  .cta-btn:hover{opacity:.85;gap:16px;}

  /* ---------- BREADCRUMB ---------- */
  .about-hero::before{content:'';position:absolute;left:0;right:0;bottom:0;height:46px;background:rgba(176,139,91,0.85);z-index:2;pointer-events:none;}
  .about-hero .breadcrumb{position:absolute;left:50%;bottom:0;z-index:3;transform:translateX(-50%);width:100%;max-width:1600px;height:46px;display:flex;align-items:center;gap:10px;padding:0 clamp(16px,3vw,48px);margin:0;}
  .about-hero .breadcrumb a{font-size:13px;font-weight:500;letter-spacing:2.5px;text-transform:uppercase;color:rgba(255,255,255,0.85);transition:color .3s ease;}
  .about-hero .breadcrumb a:hover{color:#fff;}
  .bc-sep{font-size:12px;color:rgba(255,255,255,0.65);}
  .bc-current{font-size:13px;font-weight:600;letter-spacing:2.5px;text-transform:uppercase;color:#fff;}
  @media (max-width:768px){
    .about-hero .breadcrumb{height:38px;}
    .about-hero .breadcrumb a, .bc-sep, .bc-current{font-size:12px;letter-spacing:1.5px;}
  }

  /* ---------- FOOTER ---------- */
  footer {
    background: #F7F6F3;
    color: var(--charcoal);
    padding: 70px var(--gutter) 36px;
    font-size: 13px;
    .panel-body-layout { grid-template-columns: 1fr; }
    .panel-right-image { display: none; }
  }
  @media (max-width:1024px){
    .reasons-grid{grid-template-columns:1fr 1fr;}
    .support-cards{grid-template-columns:1fr 1fr;gap:20px;}
    .support-units{grid-template-columns:1fr 1fr;gap:40px 32px;}
    .support-unit{padding:0;}
    .support-unit + .support-unit{border-left:none;}
    .quality-frame{height:520px;}
    .quality-content{padding:0 50px;}
    .quality-content h2{font-size:32px;}
  }
  @media (max-width:900px){
    header{flex-direction:row;justify-content:space-between;padding:22px var(--gutter);}
    header.scrolled{padding:16px var(--gutter);}
    .nav-row{display:none;}
    .nav-side{display:none;}
    .burger{display:flex;}
    .section{padding:90px var(--gutter);}
    .about-hero{height:480px;}
    .quality-steps-section{padding:60px 24px 50px;}
    .process-grid{grid-template-columns:repeat(2,1fr);}
    .process-cell{padding:28px 24px;}
    .support-section{padding:24px 24px 0;}
    .support-block{margin-bottom:80px;}
    .quality-section{margin-top:80px;}
    .quality-frame{height:460px;border-radius:8px;}
    .quality-content{padding:0 28px;}
    .quality-content h2{font-size:26px;}
    .quality-content p{font-size:13.5px;}
    .footer-top{grid-template-columns:1fr;justify-items:center;gap:24px;text-align:center;padding-bottom:36px;}
    .footer-about-text{text-align:left;}
    .footer-social-wrapper,.footer-social-wrapper .social-title{text-align:center;}
    .footer-social-list{justify-content:center;}
    .footer-nav-columns{grid-template-columns:1fr 1fr;gap:36px 24px;}
    .footer-col:last-child{grid-column:1 / -1;}
  }
  @media (max-width:640px){
    .reasons-grid{grid-template-columns:1fr;}
  }
  @media (max-width:600px){
    .footer-nav-columns { grid-template-columns: 1fr; }
    .footer-bottom-bar { flex-direction: column; align-items: flex-start; gap: 12px; }
    .support-cards{grid-template-columns:1fr;}
    .support-units{grid-template-columns:1fr;gap:36px;}
    .process-grid{grid-template-columns:1fr;}
    .process-cell{padding:26px 22px;}
  }

  .section{padding-bottom:65px;}
  .quality-section{margin-top:55px;}
  @media (max-width:900px){.section{padding-bottom:45px;}.quality-section{margin-top:55px;}}

  .about-hero .breadcrumb a,.about-hero .breadcrumb .bc-sep,.about-hero .breadcrumb .bc-current{transform:translateY(2px);}