/* roulang page: index */
:root {
    --moss: #3B6B59;
    --moss-deep: #2F5647;
    --darkgreen: #222A27;
    --paper: #F5F1E8;
    --cream: #FFFDF8;
    --gold: #C0914A;
    --gold-soft: #E9D9BA;
    --ink: #26332E;
    --muted: #6A736F;
    --line: #E2D8C6;
    --alert: #A45741;
    --radius: 6px;
    --shadow-md: 0 14px 40px -24px rgba(34, 42, 39, .45);
    --shadow-soft: 0 20px 50px -28px rgba(34, 42, 39, .5);
    --container: 1320px;
    --section-space: clamp(64px, 8vw, 96px);
  }

  * {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
  }

  img {
    display: block;
    max-width: 100%;
    height: auto;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  button,
  input,
  select,
  textarea {
    font: inherit;
    color: inherit;
  }

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

  section {
    position: relative;
  }

  h1, h2, h3, h4 {
    margin: 0 0 .4em;
    line-height: 1.3;
    font-weight: 700;
  }

  p {
    margin: 0 0 1em;
  }

  .brand-mark {
    width: 44px;
    height: 44px;
    border-radius: 4px;
    background: var(--moss);
    color: #f2ede3;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 23px;
    font-weight: 700;
    font-family: "Songti SC", "Noto Serif CJK SC", serif;
    box-shadow: var(--shadow-md);
  }

  .brand-caption {
    letter-spacing: .08em;
    font-size: 11px;
    color: var(--muted);
  }

  .topbar {
    background: var(--darkgreen);
    color: rgba(242, 237, 227, .82);
    font-size: 13px;
    line-height: 1.6;
  }

  .topbar a {
    color: #f2ede3;
    font-weight: 500;
  }

  .main-nav {
    background: var(--cream);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 70;
    box-shadow: 0 8px 30px -24px rgba(34, 42, 39, .2);
  }

  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 76px;
  }

  .nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .nav-menu a {
    display: inline-flex;
    align-items: center;
    padding: 8px 15px;
    border-radius: 4px;
    color: #39423e;
    font-size: 15px;
    font-weight: 500;
    transition: background .2s, color .2s;
    border-bottom: 2px solid transparent;
  }

  .nav-menu a:hover {
    background: rgba(192, 145, 74, .12);
    color: var(--moss);
  }

  .nav-menu a.active {
    color: var(--moss);
    border-bottom-color: var(--gold);
    border-radius: 4px 4px 0 0;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    border: 1px solid transparent;
    padding: 12px 24px;
    font-weight: 600;
    font-size: 15px;
    letter-spacing: .02em;
    cursor: pointer;
    transition: transform .2s, background .2s, border-color .2s, box-shadow .2s;
  }

  .btn:focus-visible,
  .nav-menu a:focus-visible,
  .brand:focus-visible,
  .question-line:focus-visible,
  .entry-card-link:focus-visible,
  .faq-q:focus-visible,
  .modal-close:focus-visible,
  .news-card:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 3px;
  }

  .btn-gold {
    background: var(--gold);
    color: #2b2413;
    box-shadow: 0 10px 22px -14px rgba(192, 145, 74, .8);
  }

  .btn-gold:hover {
    background: #b28239;
    transform: translateY(-2px);
    box-shadow: 0 14px 26px -16px rgba(192, 145, 74, .9);
  }

  .btn-outline-light {
    border-color: rgba(242, 237, 227, .65);
    color: #f2ede3;
    background: transparent;
  }

  .btn-outline-light:hover {
    border-color: var(--gold);
    background: rgba(192, 145, 74, .14);
    transform: translateY(-2px);
  }

  .btn-dark-moss {
    background: var(--moss);
    color: #f2ede3;
  }

  .btn-dark-moss:hover {
    background: var(--moss-deep);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
  }

  .hero-bg {
    background-image: linear-gradient(108deg, rgba(34, 42, 39, .95) 0%, rgba(34, 42, 39, .8) 55%, rgba(34, 42, 39, .6) 100%), url('/assets/images/backpic/back-1.png');
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    color: #f2ede3;
  }

  .hero-title {
    font-size: clamp(32px, 4vw, 52px);
    line-height: 1.22;
    letter-spacing: .01em;
    color: #fffaf0;
  }

  .hero-intro {
    color: rgba(242, 237, 227, .86);
    font-size: 17px;
    line-height: 1.9;
    max-width: 42rem;
  }

  .badge-light {
    display: inline-flex;
    align-items: center;
    background: rgba(242, 237, 227, .12);
    color: #efe7d8;
    border: 1px solid rgba(242, 237, 227, .24);
    border-radius: 40px;
    padding: 5px 14px;
    font-size: 13px;
    letter-spacing: .04em;
    margin-bottom: 18px;
  }

  .badge-gold {
    display: inline-block;
    color: var(--gold);
    background: rgba(192, 145, 74, .12);
    border-radius: 2px;
    padding: 3px 10px;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
  }

  .section-label {
    display: block;
    font-size: 13px;
    color: var(--gold);
    font-weight: 600;
    letter-spacing: .2em;
    margin-bottom: 10px;
  }

  .section-title {
    font-size: clamp(26px, 3vw, 36px);
    line-height: 1.35;
    color: #27352f;
  }

  .question-line {
    display: flex;
    align-items: center;
    gap: 18px;
    width: 100%;
    text-align: left;
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--line);
    padding: 22px 4px;
    cursor: pointer;
    transition: background .2s, border-color .2s;
    color: #26332e;
  }

  .question-line:hover {
    background: rgba(192, 145, 74, .06);
    border-left: 2px solid var(--gold);
  }

  .question-no {
    font-family: "Songti SC", "Noto Serif CJK SC", serif;
    color: var(--gold);
    font-size: 20px;
    min-width: 40px;
  }

  .solution-block {
    background: #fffdf8;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    border: 1px solid #eae2d2;
    padding: clamp(20px, 3vw, 34px);
    margin-bottom: 22px;
    display: flex;
    gap: 18px;
    transition: border-color .2s, transform .2s;
  }

  .solution-block:hover {
    border-color: var(--gold);
    transform: translateY(-2px);
  }

  .entry-card-link {
    color: var(--moss);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }

  .news-card {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 20px;
    background: #fffdf8;
    border: 1px solid #eae2d2;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 8px 24px -32px rgba(34, 42, 39, .2);
    transition: box-shadow .2s, transform .2s, border-color .2s;
  }

  .news-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--gold);
  }

  .news-card-image {
    height: 100%;
    min-height: 150px;
    background: #e8e1d2;
  }

  .news-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  @media (max-width: 640px) {
    .news-card {
      grid-template-columns: 1fr;
    }
    .news-card-image {
      min-height: 140px;
      max-height: 170px;
    }
    .news-card-image img {
      height: 170px;
    }
  }

  .darkzone {
    background-image: linear-gradient(120deg, rgba(34, 42, 39, .96), rgba(59, 107, 89, .95)), url('/assets/images/backpic/back-3.webp');
    background-size: cover;
    background-position: center;
    color: #f2ede3;
    border-radius: 4px;
  }

  .darkzone-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
  }

  @media (max-width: 1024px) {
    .darkzone-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 28px 20px;
    }
  }

  @media (max-width: 560px) {
    .darkzone-grid {
      grid-template-columns: 1fr;
    }
  }

  .darkzone-item {
    padding: 28px 30px;
    border-right: 1px solid rgba(192, 145, 74, .22);
  }

  .darkzone-item:last-child {
    border-right: 0;
  }

  @media (max-width: 1024px) {
    .darkzone-item {
      border-right: 0;
      padding: 0;
    }
  }

  .darkzone-icon {
    width: 44px;
    height: 44px;
    color: var(--gold);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    background: rgba(242, 237, 227, .07);
    border-radius: 8px;
  }

  .faq-item {
    background: #fffdf8;
    border: 1px solid #ece4d4;
    border-radius: 4px;
    margin-bottom: 10px;
    transition: border-color .2s;
  }

  .faq-item.open {
    border-color: rgba(192, 145, 74, .55);
    box-shadow: var(--shadow-md);
  }

  .faq-q {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    border: 0;
    background: transparent;
    text-align: left;
    padding: 18px 22px;
    font-weight: 600;
    color: #26332e;
    font-size: 17px;
    cursor: pointer;
    border-radius: 4px;
  }

  .faq-q .faq-icon {
    color: var(--gold);
    font-size: 20px;
    line-height: 1;
    transition: transform .25s;
    font-style: normal;
  }

  .faq-item.open .faq-icon {
    transform: rotate(45deg);
  }

  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease;
  }

  .faq-a-inner {
    padding: 0 24px 20px;
    color: #4d5751;
    font-size: 15px;
    max-width: 760px;
  }

  .cta-band {
    background: var(--gold);
    color: #32271a;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
  }

  .cta-band .btn {
    background: var(--darkgreen);
    color: #f2ede3;
  }

  .cta-band .btn:hover {
    background: #31433c;
  }

  footer {
    background: var(--darkgreen);
    color: rgba(242, 237, 227, .76);
    border-top: 2px solid var(--gold);
  }

  footer a {
    color: rgba(242, 237, 227, .85);
    transition: color .2s;
  }

  footer a:hover {
    color: var(--gold);
  }

  .footer-title {
    color: #f2ede3;
    font-size: 15px;
    letter-spacing: .06em;
    font-weight: 600;
    margin-bottom: 14px;
  }

  .modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(20, 24, 23, .72);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 100;
    padding: 18px;
  }

  .modal-overlay.show {
    display: flex;
  }

  .modal-card {
    background: #fffdf8;
    border-radius: 8px;
    width: min(560px, 100%);
    padding: 30px;
    box-shadow: 0 30px 80px -30px rgba(0, 0, 0, .5);
    animation: modalIn .22s ease;
  }

  @keyframes modalIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .modal-close {
    background: transparent;
    border: 0;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    color: #6b7470;
    cursor: pointer;
    transition: background .2s, color .2s;
  }

  .modal-close:hover {
    background: rgba(192, 145, 74, .12);
    color: var(--moss);
  }

  .form-row {
    margin-bottom: 16px;
  }

  .form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #333d39;
    margin-bottom: 7px;
  }

  .form-field {
    width: 100%;
    border: 1px solid #d6ccba;
    background: #fff;
    border-radius: 4px;
    padding: 11px 12px;
    min-height: 44px;
    color: #26332e;
    transition: border-color .2s, box-shadow .2s;
  }

  .form-field:focus {
    outline: none;
    border-color: var(--moss);
    box-shadow: 0 0 0 3px rgba(59, 107, 89, .14);
  }

  .privacy-note {
    font-size: 12px;
    color: #7a837f;
    line-height: 1.7;
    background: #f7f1e7;
    border-radius: 4px;
    padding: 12px 14px;
    margin-top: 14px;
  }

  .alert-msg {
    font-size: 14px;
    color: var(--alert);
  }

  .mobile-menu-btn {
    display: none;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 4px;
    width: 44px;
    height: 40px;
    cursor: pointer;
    color: var(--moss);
    align-items: center;
    justify-content: center;
    font-size: 22px;
  }

  @media (max-width: 1023px) {
    .mobile-menu-btn {
      display: inline-flex;
    }
    .nav-menu {
      display: none;
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background: #fffdf8;
      border-bottom: 1px solid var(--line);
      flex-direction: column;
      padding: 12px 20px 20px;
      gap: 2px;
    }
    .nav-menu.open {
      display: flex;
    }
    .nav-menu a.active {
      background: rgba(192, 145, 74, .1);
      border-radius: 4px;
      border-bottom: 0;
    }
    .topbar-hidden-mb {
      display: none;
    }
  }

  .empty-state {
    border: 1px dashed #c9bfa9;
    background: rgba(255, 255, 255, .6);
    border-radius: 6px;
    color: #6a736f;
    padding: 42px 20px;
    text-align: center;
    font-size: 15px;
  }

  .footer-bottom {
    border-top: 1px solid rgba(242, 237, 227, .1);
  }

/* roulang page: category1 */
:root{
    --brand:#3B6B59;
    --brand-600:#2F5747;
    --ink:#222A27;
    --gold:#C0914A;
    --gold-light:#D9B478;
    --paper:#F5F1E8;
    --white:#FFFFFF;
    --text:#26332E;
    --muted:#6A736F;
    --line:#E2D8C6;
    --clay:#A45741;
    --radius:8px;
    --shadow:0 14px 40px -24px rgba(34,42,39,.45);
    --serif:"Noto Serif CJK SC","Songti SC","SimSun",serif;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Helvetica Neue",sans-serif;
    background:var(--paper);
    color:var(--text);
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button,input,textarea{font-family:inherit;font-size:inherit}
  ul{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4,p{margin-top:0}
  .serif-cn{
    font-family:"Noto Serif CJK SC","Songti SC","SimSun",serif;
    letter-spacing:.01em;
  }
  .section-block{padding:72px 0}
  @media(min-width:768px){.section-block{padding:104px 0}}
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    background:rgba(192,145,74,.13);
    color:var(--brand);
    border:1px solid rgba(192,145,74,.3);
    font-size:13px;
    font-weight:600;
    padding:6px 14px;
    border-radius:999px;
  }
  .brand-mark{
    width:38px;height:38px;
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--brand);color:#fff;
    font-family:var(--serif);font-size:20px;font-weight:600;
    border-radius:4px;
    flex:0 0 auto;
  }
  .brand-caption{
    display:block;
    font-size:12px;
    color:var(--muted);
    letter-spacing:.06em;
    line-height:1.2;
    margin-top:2px;
  }
  .site-header{
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:0 6px 20px -28px rgba(34,42,39,.6);
  }
  .header-main{
    display:flex;align-items:center;justify-content:space-between;gap:28px;
    padding-top:14px;padding-bottom:14px;
  }
  .nav-menu{
    display:flex;align-items:center;gap:2px;
  }
  .nav-menu a{
    display:block;
    font-size:15px;
    color:var(--text);
    padding:8px 14px;
    border-radius:6px;
    border-bottom:2px solid transparent;
    transition:color .2s,background .2s,border-color .2s;
    font-weight:500;
  }
  .nav-menu a:hover{color:var(--brand);background:rgba(59,107,89,.06)}
  .nav-menu a.active{
    color:var(--brand);
    font-weight:600;
    border-bottom-color:var(--gold);
  }
  @media(max-width:991px){
    .header-main{flex-wrap:wrap;position:relative}
    .nav-toggle{
      display:inline-flex;align-items:center;justify-content:center;
      width:44px;height:44px;
      border:1px solid var(--line);
      background:none;border-radius:6px;
      cursor:pointer;
    }
    .nav-toggle span{
      display:block;width:20px;height:2px;background:var(--text);
      position:relative;
    }
    .nav-toggle span:before,.nav-toggle span:after{
      content:"";position:absolute;left:0;right:0;height:2px;background:var(--text);
    }
    .nav-toggle span:before{top:-6px}
    .nav-toggle span:after{bottom:-6px}
    .nav-menu{
      display:none;
      width:100%;
      flex-direction:column;
      align-items:stretch;
      gap:4px;
      padding:12px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:10px;
      position:absolute;
      top:calc(100% + 2px);
      left:0;
      z-index:101;
    }
    .nav-menu.open{display:flex}
    .nav-menu a{padding:12px 14px;border-bottom:0}
    .nav-menu a.active{background:rgba(59,107,89,.07)}
    .header-cta{display:none}
  }
  @media(min-width:992px){
    .nav-toggle{display:none}
    .header-cta{margin-left:12px;flex:0 0 auto}
  }
  .top-info{
    background:var(--ink);
    color:rgba(255,255,255,.85);
    font-size:13px;
    min-height:36px;
  }
  .top-info-inner{
    display:flex;align-items:center;justify-content:space-between;gap:24px;
  }
  .top-info a{
    color:#fff;
    font-weight:500;
    transition:opacity .2s;
  }
  .top-info a:hover{opacity:.75}
  .top-info-hint{color:rgba(255,255,255,.6);margin:0}
  @media(max-width:767px){
    .top-info-hint{display:none}
    .top-info-domain{font-size:12px}
    .top-info-link{font-size:12px}
  }
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    font-weight:600;
    border-radius:6px;
    padding:12px 24px;
    line-height:1.3;
    border:1px solid transparent;
    cursor:pointer;
    transition:background .2s,color .2s,transform .2s,box-shadow .2s,border-color .2s;
  }
  .btn:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
  .btn-gold{background:var(--gold);color:#fff}
  .btn-gold:hover{background:#a87937;transform:translateY(-1px);box-shadow:0 12px 24px -16px rgba(192,145,74,.7)}
  .btn-brand{background:var(--brand);color:#fff}
  .btn-brand:hover{background:var(--brand-600);transform:translateY(-1px);box-shadow:0 12px 24px -16px rgba(59,107,89,.7)}
  .btn-outline-light{border-color:rgba(255,255,255,.65);color:#fff;background:rgba(255,255,255,.02)}
  .btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.09)}
  .btn-outline-dark{border-color:rgba(34,42,39,.4);color:var(--ink);background:transparent}
  .btn-outline-dark:hover{border-color:var(--brand);color:var(--brand);background:rgba(59,107,89,.05)}
  .btn-lg{padding:14px 28px;font-size:16px}

  .hero-slim{
    background:linear-gradient(90deg,rgba(20,29,26,.88),rgba(28,45,39,.78)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    color:#fff;
    padding:68px 0 80px;
    position:relative;
  }
  .hero-slim .breadcrumb{
    display:flex;flex-wrap:wrap;gap:8px 0;
    font-size:13px;
    color:rgba(255,255,255,.6);
    margin-bottom:28px;
  }
  .breadcrumb a{color:rgba(255,255,255,.82)}
  .breadcrumb a:hover{color:#fff}
  .hero-tag{
    display:inline-flex;align-items:center;gap:8px;
    background:rgba(192,145,74,.16);
    border:1px solid rgba(192,145,74,.5);
    color:var(--gold-light);
    font-size:13px;
    font-weight:600;
    padding:5px 12px;
    border-radius:999px;
    margin-bottom:16px;
  }
  .hero-slim h1{
    font-family:var(--serif);
    font-size:34px;
    font-weight:600;
    line-height:1.25;
    color:#fff;
    margin-bottom:18px;
    max-width:900px;
  }
  @media(min-width:768px){
    .hero-slim{padding:86px 0 96px}
    .hero-slim h1{font-size:48px}
  }
  .hero-slim .hero-intro{
    font-size:16px;
    line-height:1.9;
    color:rgba(255,255,255,.85);
    max-width:760px;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

  .category-desc{
    background:#fff;
  }
  .lead-copy{
    font-size:17px;
    line-height:1.95;
    color:var(--text);
  }
  .lead-copy strong{color:var(--brand)}
  .code-list{
    border-top:1px solid var(--line);
  }
  .ask-row{
    display:grid;
    grid-template-columns:48px 1fr auto;
    gap:16px;
    align-items:center;
    padding:24px 0 24px 6px;
    border-bottom:1px solid var(--line);
    transition:background .2s,border-color .2s;
    cursor:default;
  }
  .ask-row:hover{background:rgba(192,145,74,.04)}
  .ask-row .code{
    font-family:var(--serif);
    font-size:22px;
    color:var(--gold);
    line-height:1;
  }
  .ask-row h3{
    font-size:18px;
    font-weight:600;
    line-height:1.55;
    margin:0 0 4px;
  }
  .ask-row p{
    margin:0;
    font-size:14px;
    color:var(--muted);
    line-height:1.7;
  }
  .ask-arrow{
    width:34px;height:34px;
    border:1px solid var(--line);
    border-radius:50%;
    display:inline-flex;align-items:center;justify-content:center;
    color:var(--gold);
    font-size:20px;
    transition:border-color .2s,background .2s,transform .2s;
  }
  .ask-row:hover .ask-arrow{transform:translateX(4px);border-color:var(--gold);background:rgba(192,145,74,.06)}
  @media(max-width:767px){
    .ask-row{grid-template-columns:38px 1fr;gap:10px;padding:20px 0}
    .ask-row h3{font-size:16px}
    .ask-arrow{display:none}
  }

  .segment-note{
    border:1px solid rgba(192,145,74,.3);
    background:rgba(192,145,74,.07);
    border-left:3px solid var(--gold);
    padding:18px 20px;
    font-size:15px;
    line-height:1.8;
    border-radius:4px;
  }

  .rule-feature{
    display:grid;
    grid-template-columns:1fr;
    gap:20px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:8px;
    overflow:hidden;
    transition:transform .25s,border-color .25s,box-shadow .25s;
  }
  .rule-feature:hover{
    transform:translateY(-2px);
    box-shadow:var(--shadow);
    border-color:rgba(192,145,74,.55);
  }
  .rule-feature .media{
    background:#eae4d6;
    min-height:200px;
  }
  .rule-feature .media img{width:100%;height:220px;object-fit:cover}
  .rule-feature .rule-body{padding:26px 24px}
  .rule-feature h3{
    font-size:20px;
    font-weight:600;
    line-height:1.5;
    margin:12px 0 12px;
  }
  .rule-feature p{
    color:#444;
    font-size:15px;
    line-height:1.9;
    margin-bottom:14px;
  }
  .rule-feature .feature-list li{
    position:relative;
    padding-left:20px;
    margin-bottom:10px;
    font-size:14px;
    color:var(--text);
    line-height:1.8;
  }
  .rule-feature .feature-list li:before{
    content:"";
    position:absolute;
    left:0;top:12px;
    width:7px;height:7px;
    background:var(--gold);
    border-radius:2px;
  }
  .tag-note{
    display:inline-flex;
    font-size:12px;
    color:var(--brand);
    border:1px solid rgba(59,107,89,.28);
    background:rgba(59,107,89,.06);
    padding:4px 10px;
    border-radius:999px;
    font-weight:600;
  }
  @media(min-width:900px){
    .rule-feature{gap:0;grid-template-columns:5fr 7fr;align-items:stretch}
    .rule-feature:nth-child(even){grid-template-columns:7fr 5fr}
    .rule-feature .media{min-height:100%}
    .rule-feature .media img{height:100%;min-height:300px}
    .rule-feature:nth-child(even) .media{order:2}
  }

  .app-scene{
    background:linear-gradient(135deg,rgba(28,45,39,.03),rgba(192,145,74,.05));
    border:1px solid var(--line);
    border-radius:8px;
  }
  .scene-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:24px;
  }
  @media(min-width:768px){
    .scene-grid{
      grid-template-columns:repeat(2,1fr);
    }
  }
  @media(min-width:1100px){
    .scene-grid{
      grid-template-columns:repeat(3,1fr);
    }
  }
  .scene-card{
    padding:14px 20px 18px 20px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:6px;
    transition:transform .2s,border-color .2s;
  }
  .scene-card:hover{transform:translateY(-2px);border-color:rgba(192,145,74,.45)}
  .scene-card .scene-index{
    font-family:var(--serif);
    color:var(--gold);
    font-size:22px;
    font-weight:600;
    display:inline-block;
    margin-bottom:8px;
  }
  .scene-card h3{font-size:17px;color:var(--ink);margin-bottom:6px}
  .scene-card p{margin:0;font-size:14px;line-height:1.8;color:var(--muted)}

  .faq-panel{
    background:#fff;
    border:1px solid var(--line);
    border-radius:8px;
  }
  .faq-item{
    border-bottom:1px solid var(--line);
  }
  .faq-item:last-child{border-bottom:0}
  .faq-question{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;
    text-align:left;
    padding:21px 24px;
    background:none;
    border:0;
    color:var(--ink);
    font-weight:600;
    font-size:16px;
    line-height:1.7;
    cursor:pointer;
    transition:background .2s,color .2s;
  }
  .faq-question:hover{background:rgba(59,107,89,.03);color:var(--brand)}
  .faq-icon{
    display:inline-flex;
    width:24px;height:24px;
    flex:0 0 auto;
    align-items:center;justify-content:center;
    font-size:19px;
    border:1px solid rgba(192,145,74,.6);
    color:var(--gold);
    border-radius:50%;
    line-height:1;
    transition:transform .25s;
  }
  .faq-item.is-open .faq-icon{transform:rotate(45deg)}
  .faq-answer{
    display:none;
    padding:2px 28px 24px 28px;
    color:#505b56;
    font-size:15px;
    line-height:1.9;
  }
  .faq-answer p{margin-bottom:12px}
  .faq-item.is-open .faq-answer{display:block}

  .cta-band{
    position:relative;
    background:linear-gradient(90deg,rgba(20,28,25,.92),rgba(42,65,55,.84)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    color:#fff;
  }
  .cta-band .section-inner{
    text-align:center;
    max-width:760px;
    margin-left:auto;
    margin-right:auto;
  }
  .cta-band h2{
    font-family:var(--serif);
    font-size:28px;
    font-weight:600;
    line-height:1.4;
  }
  @media(min-width:768px){.cta-band h2{font-size:34px}}
  .cta-band p{
    color:rgba(255,255,255,.8);
    line-height:1.9;
    font-size:15px;
  }
  .footer-title{
    font-size:14px;
    font-weight:600;
    color:#fff;
    letter-spacing:.08em;
    margin-bottom:16px;
  }
  footer{
    background:var(--ink);
    color:rgba(255,255,255,.75);
    border-top:2px solid var(--gold);
  }
  footer a{
    transition:color .2s;
  }
  footer ul a:hover{
    color:var(--gold-light);
  }
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.14);
    color:rgba(255,255,255,.65);
  }

  .modal{
    position:fixed;
    inset:0;
    z-index:200;
    display:none;
    align-items:center;
    justify-content:center;
    padding:20px;
  }
  .modal.open{display:flex}
  .modal-overlay{
    position:absolute;
    inset:0;
    background:rgba(20,24,22,.72);
    backdrop-filter:blur(2px);
  }
  .modal-content{
    position:relative;
    background:var(--paper);
    width:100%;
    max-width:560px;
    border-radius:10px;
    padding:30px 28px 26px;
    box-shadow:0 20px 60px -30px rgba(0,0,0,.6);
    max-height:92vh;
    overflow:auto;
  }
  .modal-close{
    position:absolute;
    right:14px;
    top:14px;
    width:36px;height:36px;
    border-radius:50%;
    background:none;
    border:1px solid var(--line);
    color:var(--muted);
    font-size:22px;
    line-height:1;
    cursor:pointer;
    transition:border-color .2s,color .2s;
  }
  .modal-close:hover{border-color:var(--gold);color:var(--gold)}
  .form-label{
    display:block;
    font-size:13px;
    font-weight:600;
    color:var(--ink);
    margin-bottom:6px;
  }
  .form-control{
    width:100%;
    border:1px solid #d8cdba;
    background:#fff;
    border-radius:6px;
    min-height:44px;
    padding:10px 14px;
    color:var(--text);
    outline:0;
    transition:border-color .2s,box-shadow .2s;
  }
  .form-control:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(59,107,89,.14)}
  textarea.form-control{min-height:90px;resize:vertical}
  .agree-line{
    font-size:13px;
    color:var(--muted);
    line-height:1.7;
  }
  .form-error{
    display:none;
    color:var(--clay);
    font-size:13px;
    margin-top:6px;
  }
  .form-success{
    display:none;
    border:1px solid rgba(59,107,89,.3);
    background:rgba(59,107,89,.08);
    color:var(--brand);
    font-size:14px;
    padding:12px 16px;
    border-radius:6px;
    margin-bottom:10px;
  }
  .modal.hide-body .form-body{display:none}
  .modal.hide-body .form-success{display:block}
  .privacy-note{
    margin-top:14px;
    padding-top:12px;
    border-top:1px solid var(--line);
    font-size:12px;
    color:#87837b;
    line-height:1.7;
  }

/* roulang page: article */
:root {
            --brand: #3B6B59;
            --brand-dark: #2E5647;
            --ink: #222A27;
            --paper: #F5F1E8;
            --white: #FFFFFF;
            --gold: #C0914A;
            --text: #26332E;
            --muted: #6A736F;
            --line: #E2D8C6;
            --risk: #A45741;
            --radius: 6px;
            --shadow: 0 18px 50px -30px rgba(34, 42, 39, .45);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

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

        img {
            display: block;
            max-width: 100%;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        button {
            font-family: inherit;
            background: none;
            border: none;
            cursor: pointer;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 3px;
        }

        .container {
            max-width: 1320px;
            margin-inline: auto;
            padding-inline: 20px;
        }

        .skip-link {
            position: absolute;
            left: -999px;
            top: 12px;
            background: var(--gold);
            color: var(--ink);
            padding: 10px 16px;
            border-radius: 6px;
            z-index: 999;
        }

        .skip-link:focus {
            left: 12px;
        }

        /* ===== 顶部信息条 ===== */
        .topline {
            background: var(--ink);
            color: rgba(242, 237, 227, .82);
            font-size: 12px;
        }

        .topline-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 36px;
            min-width: 0;
        }

        .topline-domain {
            font-family: ui-monospace, "SF Mono", Consolas, monospace;
            letter-spacing: .02em;
            color: rgba(255, 255, 255, .45);
            white-space: nowrap;
        }

        .topline-tip {
            flex: 1;
            text-align: center;
            color: rgba(242, 237, 227, .55);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            min-width: 0;
        }

        .topline-link {
            border: 1px solid rgba(255, 255, 255, .18);
            color: rgba(242, 237, 227, .9);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            white-space: nowrap;
            transition: background .18s ease, border-color .18s ease, color .18s ease;
        }

        .topline-link:hover {
            background: rgba(255, 255, 255, .08);
            border-color: rgba(255, 255, 255, .3);
        }

        /* ===== 主导航 ===== */
        .site-navbar {
            position: sticky;
            top: 0;
            z-index: 60;
            background: rgba(255, 255, 255, .94);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 6px 18px -18px rgba(34, 42, 39, .35);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            gap: 16px;
            height: 78px;
            position: relative;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-right: auto;
        }

        .brand-mark {
            width: 42px;
            height: 42px;
            background: var(--brand);
            color: var(--paper);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-family: "Songti SC", "Noto Serif CJK SC", serif;
            font-size: 23px;
            font-weight: 700;
            border-radius: 5px;
            box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .18);
        }

        .brand-text {
            display: flex;
            flex-direction: column;
        }

        .brand-name {
            font-size: 19px;
            font-weight: 700;
            letter-spacing: .02em;
            color: var(--ink);
            line-height: 1.2;
        }

        .brand-caption {
            font-size: 11px;
            letter-spacing: .12em;
            color: var(--muted);
            margin-top: 2px;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-menu a {
            display: inline-block;
            padding: 10px 15px;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            position: relative;
            transition: color .18s ease, background .18s ease;
        }

        .nav-menu a:hover {
            color: var(--brand-dark);
            background: rgba(59, 107, 89, .06);
        }

        .nav-menu a.active {
            color: var(--brand-dark);
            font-weight: 600;
        }

        .nav-menu a.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 5px;
            height: 2px;
            background: var(--gold);
            border-radius: 2px;
        }

        .nav-cta {
            white-space: nowrap;
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 6px;
            border: 1px solid var(--line);
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            transition: background .18s ease, border-color .18s ease;
        }

        .nav-toggle span {
            width: 20px;
            height: 2px;
            background: var(--ink);
            border-radius: 4px;
            transition: transform .2s ease, opacity .2s 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);
        }

        @media (max-width: 1023px) {
            .brand-caption {
                display: none;
            }

            .nav-cta {
                display: none;
            }

            .nav-toggle {
                display: flex;
                margin-left: auto;
            }

            .nav-menu {
                position: absolute;
                left: 0;
                right: 0;
                top: 100%;
                background: #fff;
                border-bottom: 1px solid var(--line);
                box-shadow: 0 24px 40px -20px rgba(34, 42, 39, .25);
                padding: 14px;
                gap: 6px;
                flex-direction: column;
                align-items: stretch;
                display: none;
            }

            .nav-menu.open {
                display: flex;
            }

            .nav-menu a {
                padding: 13px 14px;
                border-radius: 8px;
            }

            .nav-menu a.active::after {
                left: auto;
                right: auto;
                bottom: 8px;
                width: 24px;
            }
        }

        @media (max-width: 560px) {
            .brand-name {
                font-size: 17px;
            }
        }

        @media (max-width: 767px) {
            .topline-tip {
                display: none;
            }
        }

        /* ===== 通用按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 11px 20px;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 600;
            line-height: 1.2;
            border: 1px solid transparent;
            transition: all .18s ease;
            text-decoration: none;
            cursor: pointer;
        }

        .btn-gold {
            background: var(--gold);
            border-color: var(--gold);
            color: #1C221E;
        }

        .btn-gold:hover {
            background: #A87B36;
            border-color: #A87B36;
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 12px 26px -14px rgba(160, 112, 44, .75);
        }

        .btn-outline-light {
            background: transparent;
            border-color: rgba(255, 255, 255, .55);
            color: var(--paper);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .1);
            border-color: rgba(255, 255, 255, .9);
        }

        .btn-ghost {
            background: transparent;
            border-color: var(--line);
            color: var(--text);
        }

        .btn-ghost:hover {
            border-color: var(--brand);
            color: var(--brand-dark);
            background: rgba(59, 107, 89, .04);
        }

        /* ===== 文章页头 ===== */
        .article-banner {
            position: relative;
            padding: 56px 0 64px;
            background: var(--ink);
            color: var(--paper);
            overflow: hidden;
            border-bottom: 1px solid rgba(192, 145, 74, .35);
        }

        .article-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-position: center;
            background-size: cover;
            opacity: .16;
        }

        .article-banner::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(34, 42, 39, .86) 0%, rgba(59, 107, 89, .40) 100%);
        }

        .article-banner .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb-nav {
            margin-bottom: 28px;
            position: relative;
            z-index: 2;
        }

        .breadcrumb-nav ol {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            list-style: none;
            font-size: 13px;
            color: rgba(242, 237, 227, .66);
            gap: 4px;
        }

        .breadcrumb-nav a {
            color: rgba(242, 237, 227, .72);
            transition: color .18s ease;
        }

        .breadcrumb-nav a:hover {
            color: var(--gold);
        }

        .bc-sep {
            color: rgba(242, 237, 227, .32);
            padding-inline: 3px;
        }

        .bc-current {
            color: rgba(242, 237, 227, .94);
            max-width: 260px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .article-heading {
            max-width: 860px;
            position: relative;
            z-index: 1;
        }

        .article-kicker {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 16px;
        }

        .kicker-label,
        .kicker-cat {
            display: inline-flex;
            align-items: center;
            padding: 5px 12px;
            border-radius: 999px;
            font-size: 12px;
            letter-spacing: .08em;
        }

        .kicker-label {
            color: var(--paper);
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .18);
        }

        .kicker-cat {
            color: #E4CC9F;
            border: 1px solid rgba(192, 145, 74, .55);
        }

        .article-heading h1 {
            margin-top: 8px;
            font-size: clamp(30px, 5vw, 48px);
            line-height: 1.22;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: #FBF6EC;
        }

        .article-meta-line {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 22px;
            font-size: 13px;
            color: rgba(242, 237, 227, .62);
            align-items: center;
        }

        .article-meta-line .meta-dot {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: rgba(242, 237, 227, .4);
        }

        .article-meta-line time {
            color: rgba(242, 237, 227, .8);
        }

        /* ===== 正文阅读区 ===== */
        .article-content-section {
            background: var(--paper);
            padding: 54px 0 24px;
        }

        .article-entry {
            max-width: 820px;
            margin: 0 auto;
            background: #fff;
            border: 1px solid #EADFCC;
            border-radius: 10px;
            box-shadow: var(--shadow);
            padding: clamp(24px, 5vw, 56px);
        }

        .article-entry p {
            font-size: 16px;
            line-height: 1.9;
            color: #36443D;
            margin-bottom: 1.4em;
        }

        .article-entry h2 {
            font-size: 25px;
            line-height: 1.4;
            color: var(--ink);
            margin: 2em 0 .8em;
            padding-left: 14px;
            border-left: 3px solid var(--brand);
        }

        .article-entry h3 {
            font-size: 19px;
            line-height: 1.45;
            color: var(--ink);
            margin: 1.6em 0 .6em;
        }

        .article-entry h4 {
            font-size: 16px;
            color: var(--brand-dark);
            margin: 1.4em 0 .5em;
            font-weight: 600;
        }

        .article-entry ul,
        .article-entry ol {
            margin: 0 0 1.5em 1.4em;
            font-size: 16px;
            line-height: 1.9;
        }

        .article-entry li {
            margin-bottom: .5em;
        }

        .article-entry li::marker {
            color: var(--gold);
        }

        .article-entry a {
            color: var(--brand-dark);
            border-bottom: 1px solid var(--gold);
            transition: color .18s ease, border-color .18s ease;
        }

        .article-entry a:hover {
            color: var(--gold);
        }

        .article-entry blockquote {
            margin: 1.8em 0;
            padding: 18px 22px;
            border-left: 3px solid var(--gold);
            background: #F9F5EC;
            border-radius: 0 8px 8px 0;
            color: #51605A;
            font-size: 15px;
            line-height: 1.85;
        }

        .article-entry blockquote p {
            margin-bottom: .5em;
        }

        .article-entry code {
            font-family: ui-monospace, "SF Mono", Consolas, monospace;
            background: #F3EFE4;
            padding: 2px 6px;
            border-radius: 4px;
            font-size: 14px;
        }

        .article-entry pre {
            background: var(--ink);
            color: #F2EDE3;
            border-radius: 8px;
            padding: 18px;
            overflow-x: auto;
            margin: 1.8em 0;
            line-height: 1.6;
        }

        .article-entry pre code {
            background: transparent;
            padding: 0;
        }

        .article-entry img {
            width: auto;
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            margin: 2em auto;
        }

        .article-entry table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            margin: 1.8em 0;
        }

        .article-entry th,
        .article-entry td {
            border: 1px solid var(--line);
            padding: 10px 12px;
            text-align: left;
        }

        .article-entry th {
            background: #F2EDE2;
            color: var(--ink);
            font-weight: 600;
        }

        .article-empty {
            border: 1px dashed var(--line);
            background: #FBFAF5;
            border-radius: 10px;
            padding: 50px 30px;
            text-align: center;
        }

        .article-empty h2 {
            border-left: none;
            padding-left: 0;
            font-size: 24px;
            margin: 0 0 10px;
        }

        .article-empty p {
            color: var(--muted);
            max-width: 420px;
            margin: 0 auto 22px;
        }

        .article-entry-foot {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-top: 46px;
            padding-top: 22px;
            border-top: 1px solid var(--line);
        }

        .arrow-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--brand-dark);
            font-weight: 600;
            font-size: 14px;
            transition: gap .18s ease, color .18s ease;
        }

        .arrow-link:hover {
            color: var(--gold);
            gap: 9px;
        }

        .entry-foot-note {
            font-size: 12px;
            color: var(--muted);
        }

        /* ===== 延伸阅读 ===== */
        .related-section {
            background: #fff;
            padding: 82px 0;
            border-top: 1px solid var(--line);
        }

        .section-title-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 34px;
        }

        .section-kicker {
            display: inline-block;
            font-size: 12px;
            letter-spacing: .16em;
            color: var(--gold);
            margin-bottom: 8px;
            font-weight: 700;
        }

        .section-title-row h2 {
            font-size: clamp(24px, 3.2vw, 31px);
            line-height: 1.35;
            color: var(--ink);
            font-weight: 700;
        }

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

        .related-card {
            display: flex;
            flex-direction: column;
            background: var(--paper);
            border: 1px solid var(--line);
            border-radius: 8px;
            overflow: hidden;
            transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
        }

        .related-card:hover {
            transform: translateY(-3px);
            border-color: var(--gold);
            box-shadow: var(--shadow);
        }

        .related-card img {
            aspect-ratio: 16 / 9;
            width: 100%;
            object-fit: cover;
            background: #E5DCCB;
        }

        .related-card-body {
            padding: 20px 21px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .related-card-body h3 {
            font-size: 18px;
            line-height: 1.5;
            color: var(--ink);
            font-weight: 600;
            margin-bottom: 10px;
        }

        .related-card-body p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--muted);
            margin-bottom: 18px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card-body .arrow-link {
            margin-top: auto;
            font-size: 13px;
        }

        @media (max-width: 900px) {
            .related-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 640px) {
            .related-grid {
                grid-template-columns: 1fr;
            }

            .section-title-row {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        /* ===== 底部 CTA ===== */
        .cta-band {
            position: relative;
            background: var(--brand-dark);
            color: var(--paper);
            overflow: hidden;
        }

        .cta-band::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-position: center;
            background-size: cover;
            opacity: .09;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            padding-top: 58px;
            padding-bottom: 58px;
        }

        .cta-kicker {
            display: inline-block;
            font-size: 12px;
            letter-spacing: .16em;
            color: #E2C28D;
            margin-bottom: 8px;
        }

        .cta-band h2 {
            font-size: clamp(23px, 3vw, 30px);
            line-height: 1.35;
            color: #FBF6EC;
        }

        .cta-band p {
            font-size: 15px;
            line-height: 1.8;
            color: rgba(242, 237, 227, .7);
            margin-top: 8px;
            max-width: 620px;
        }

        @media (max-width: 768px) {
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--ink);
            color: rgba(242, 237, 227, .8);
            border-top: 2px solid var(--gold);
        }

        .brand-mark {
            background: var(--brand);
        }

        .brand-caption {
            color: rgba(255, 255, 255, .5);
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            letter-spacing: .08em;
            color: #F1E6CE;
            margin-bottom: 16px;
        }

        .site-footer .footer-link-grid ul {
            list-style: none;
        }

        .site-footer a {
            transition: color .18s ease;
        }

        .site-footer a:hover {
            color: var(--gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
        }

        /* ===== 表单弹层 ===== */
        .modal-overlay {
            position: fixed;
            inset: 0;
            z-index: 100;
            background: rgba(24, 30, 28, .68);
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            opacity: 0;
            visibility: hidden;
            transition: opacity .22s ease, visibility .22s ease;
            backdrop-filter: blur(4px);
        }

        .modal-overlay.is-open {
            opacity: 1;
            visibility: visible;
        }

        .modal-panel {
            width: 100%;
            max-width: 560px;
            max-height: calc(100vh - 32px);
            overflow-y: auto;
            background: #fff;
            border-radius: 10px;
            padding: 30px;
            box-shadow: 0 30px 70px -30px rgba(0, 0, 0, .5);
            transform: translateY(16px);
            transition: transform .22s ease;
        }

        .modal-overlay.is-open .modal-panel {
            transform: translateY(0);
        }

        .modal-panel h3 {
            font-size: 21px;
            color: var(--ink);
            margin-bottom: 6px;
        }

        .modal-desc {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .form-field {
            margin-bottom: 16px;
        }

        .form-field label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }

        .form-field input,
        .form-field select,
        .form-field textarea {
            width: 100%;
            height: 44px;
            border: 1px solid #D8CCB8;
            border-radius: 6px;
            padding: 0 12px;
            font-size: 14px;
            color: var(--text);
            background: #FDFCF8;
            transition: border-color .18s ease, box-shadow .18s ease;
        }

        .form-field textarea {
            height: 90px;
            padding: 10px 12px;
            resize: vertical;
        }

        .form-field input:focus,
        .form-field select:focus,
        .form-field textarea:focus {
            outline: none;
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(59, 107, 89, .12);
        }

        .privacy-agree {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            margin: 4px 0 18px;
        }

        .privacy-agree input {
            width: 16px;
            height: 16px;
            margin-top: 4px;
            accent-color: var(--brand);
        }

        .privacy-agree label {
            font-size: 12px;
            line-height: 1.65;
            color: var(--muted);
        }

        .modal-close {
            position: absolute;
            top: 14px;
            right: 14px;
            width: 34px;
            height: 34px;
            border-radius: 6px;
            font-size: 20px;
            line-height: 1;
            color: var(--muted);
            transition: background .18s ease, color .18s ease;
        }

        .modal-close:hover {
            background: #F3EDE2;
            color: var(--ink);
        }

        .modal-panel {
            position: relative;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

/* roulang page: category2 */
:root {
      --brand: #3B6B59;
      --branddark: #222A27;
      --parchment: #F5F1E8;
      --white: #FFFFFF;
      --gold: #C0914A;
      --ink: #26332E;
      --subink: #6A736F;
      --line: #E2D8C6;
      --alert: #A45741;
      --shadow-card: 0 14px 40px -24px rgba(34, 42, 39, 0.45);
      --radius: 4px;
    }
    html { scroll-behavior: smooth; }
    body { font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif; background: var(--parchment); color: var(--ink); line-height: 1.8; }
    .serif-caption { font-family: "Noto Serif CJK SC", "Songti SC", serif; }
    .font-body { font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif; }
    .font-serif-sc { font-family: "Noto Serif CJK SC", "Songti SC", serif; }
    .brand-mark {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      background: var(--brand);
      color: #FFF;
      font-family: "Noto Serif CJK SC", "Songti SC", serif;
      font-size: 22px;
      border-radius: 2px;
      letter-spacing: 0;
    }
    .brand-caption { display: block; font-size: 11px; letter-spacing: 0.4px; color: rgba(255,255,255,0.5); line-height: 1.2; }
    .topbar { background: var(--branddark); color: rgba(255,255,255,0.85); font-size: 12.5px; }
    .topbar a { color: rgba(255,255,255,0.75); transition: color 0.2s; }
    .topbar a:hover { color: var(--gold); }
    .header-main {
      background: var(--white);
      border-bottom: 1px solid var(--line);
    }
    .nav-menu { display: flex; align-items: center; gap: 4px; }
    .nav-menu a {
      padding: 8px 12px;
      border-radius: 3px;
      font-size: 15px;
      font-weight: 500;
      color: var(--ink);
      text-decoration: none;
      position: relative;
      transition: all 0.2s;
    }
    .nav-menu a:hover { color: var(--brand); background: rgba(59,107,89,0.08); }
    .nav-menu a.active { color: var(--brand); }
    .nav-menu a.active::after {
      content: "";
      position: absolute;
      left: 12px;
      right: 12px;
      bottom: 0;
      height: 2px;
      background: var(--gold);
      border-radius: 2px;
    }
    .nav-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border: 1px solid var(--brand);
      background: transparent;
      color: var(--brand);
      font-size: 14px;
      font-weight: 600;
      padding: 8px 18px;
      border-radius: 3px;
      transition: all 0.2s;
    }
    .nav-cta:hover { background: var(--brand); color: #fff; }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      font-weight: 600;
      border-radius: 3px;
      padding: 12px 28px;
      font-size: 15px;
      text-decoration: none;
      transition: all 0.2s;
      cursor: pointer;
      border: none;
      line-height: 1.4;
    }
    .btn:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
    .btn-gold { background: var(--gold); color: #242019; }
    .btn-gold:hover { background: #a87c36; transform: translateY(-1px); box-shadow: 0 8px 22px -10px rgba(192,145,74,0.5); }
    .btn-ghost { border: 1.5px solid rgba(255,255,255,0.8); color: #fff; background: transparent; }
    .btn-ghost:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-1px); }
    .overline-label { display: inline-block; font-size: 12px; letter-spacing: 2px; color: var(--gold); font-weight: 600; margin-bottom: 10px; }
    .page-banner {
      background-size: cover;
      background-repeat: no-repeat;
      background-position: center;
      position: relative;
    }
    .page-banner::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(34,42,39,0.7) 0%, rgba(34,42,39,0.5) 60%, rgba(34,42,39,0.35) 100%); }
    .crumb { font-size: 13px; color: rgba(255,255,255,0.7); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; position: relative; z-index: 2; }
    .crumb a { color: rgba(255,255,255,0.8); transition: color 0.2s; }
    .crumb a:hover { color: var(--gold); }
    .crumb .sep { color: rgba(255,255,255,0.6); }
    .breadcrumb-item { color: rgba(255,255,255,0.75); }
    .crumb-current { color: #fff; font-weight: 500; }
    .section-title { font-size: clamp(26px, 4vw, 34px); line-height: 1.35; font-weight: 600; letter-spacing: 0.02em; color: var(--ink); }
    .section-title .accent { color: var(--brand); }
    .card-light { background: var(--white); border-radius: 4px; box-shadow: var(--shadow-card); border: 1px solid rgba(226,216,198,0.4); transition: transform 0.2s, border-color 0.2s; }
    .card-light:hover { transform: translateY(-2px); border-color: rgba(192,145,74,0.5); }
    .term-table { width: 100%; border-collapse: collapse; }
    .term-table th { text-align: left; padding: 14px 16px; background: rgv(--brand); background: var(--brand); color: #fff; font-weight: 600; font-size: 14px; border: none; letter-spacing: 0.02em; }
    .term-table td { padding: 14px 16px; border-bottom: 1px solid var(--line); font-size: 15px; background: #fff; }
    .term-table tr:hover td { background: rgba(59,107,89,0.02); }
    .tag-pill { display: inline-block; padding: 3px 10px; background: rgba(192,145,74,0.12); color: #8b6630; border-radius: 30px; font-size: 12px; font-weight: 500; border: 1px solid rgba(192,145,74,0.18); }
    .number-accent { color: var(--gold); font-family: "Noto Serif CJK SC", serif; }
    .bg-pattern { background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.05) 1px, transparent 0); background-size: 26px 26px; }
    .space-y-20 > * + * { margin-top: 80px; }
    /* FAQ accordion */
    .faq-item { background: var(--white); border: 1px solid var(--line); border-radius: 4px; transition: box-shadow 0.2s; }
    .faq-item[open] { box-shadow: 0 12px 30px -20px rgba(34,42,39,0.3); }
    .faq-item summary { list-style: none; cursor: pointer; padding: 20px 22px; display: flex; align-items: center; justify-content: space-between; gap: 16px; font-weight: 600; font-size: 16px; }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-icon { width: 28px; min-width: 28px; height: 28px; border-radius: 50%; background: var(--parchment); display: inline-block; position: relative; order: 99; }
    .faq-icon::before, .faq-icon::after { content: ""; position: absolute; top: 50%; left: 50%; background: var(--ink); border-radius: 3px; }
    .faq-icon::before { width: 12px; height: 1.6px; transform: translate(-50%, -50%); }
    .faq-icon::after { width: 1.6px; height: 12px; transform: translate(-50%, -50%); transition: transform 0.2s; }
    .faq-item[open] .faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
    .faq-body { padding: 0 22px 20px 22px; font-size: 15px; color: var(--subink); border-top: 1px solid rgba(226,216,198,0.4); margin-top: 0; padding-top: 14px; }
    .btn-submit {
      background: var(--brand);
      color: #fff;
      padding: 14px 20px;
      border-radius: 3px;
      font-weight: 600;
      text-align: center;
      width: 100%;
      transition: background 0.2s;
    }
    .btn-submit:hover { background: #2d5845; }
    .footer-title { font-size: 14px; font-weight: 600; color: #fff; letter-spacing: 0.06em; margin-bottom: 14px; }
    footer { background: var(--branddark); color: rgba(255,255,255,0.7); border-top: 2px solid rgba(192,145,74,0.5); }
    footer a { transition: color 0.2s; }
    footer a:hover { color: var(--gold); }
    .footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); display: flex; flex: items-center; }
    @media (max-width: 1023px) {
      .nav-menu { overflow-x: auto; align-items: flex-start; }
      .nav-cta { display: none; }
    }
    @media (max-width: 640px) {
      .hero-title { font-size: 26px !important; }
    }
    .mobile-trigger { display: none; }
    .mobile-menu { display: none; }
    @media (max-width: 768px) {
      .desktop-nav-cta { display: none !important; }
    }
    .dark-section-title { color: #F2EDE3; }
    .dark-section-title .accent { color: var(--gold); }

/* roulang page: category3 */
:root {
  --primary: #3B6B59;
  --primary-dark: #2D5446;
  --accent: #C0914A;
  --dark: #222A27;
  --bg: #F5F1E8;
  --card: #FFFFFF;
  --text: #26332E;
  --muted: #6A736F;
  --line: #E2D8C6;
  --danger: #A45741;
  --radius: 6px;
  --shadow: 0 14px 40px -24px rgba(34,42,39,0.45);
  --container: 1320px;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  cursor: pointer;
  background: none;
  border: none;
}
input, select, textarea {
  font: inherit;
  color: var(--text);
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 40px;
  padding-right: 40px;
}
.section {
  padding: 96px 0;
}
.white-bg {
  background: var(--card);
}
.kicker {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--accent);
  background: rgba(192,145,74,.12);
  padding: 4px 12px;
  border-radius: 2px;
  margin-bottom: 14px;
  font-weight: 600;
}
.section h2 {
  font-size: 30px;
  line-height: 1.35;
  font-weight: 700;
  color: var(--text);
  letter-spacing: .01em;
}
.section h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.45;
}
.section p {
  color: #59635e;
}
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
  border-radius: 4px;
  border: 1px solid transparent;
  transition: all .3s ease;
  white-space: nowrap;
}
.btn-gold {
  background: var(--accent);
  color: #222A27;
}
.btn-gold:hover {
  background: #A97A32;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 14px 25px -15px rgba(192,145,74,.75);
}
.btn-light {
  background: #fff;
  color: var(--dark);
}
.btn-light:hover {
  background: #F5F1E8;
  transform: translateY(-2px);
}
.btn-outline-light {
  border-color: rgba(255,255,255,.92);
  color: #fff;
  background: transparent;
}
.btn-outline-light:hover {
  background: rgba(255,255,255,.14);
  border-color: #fff;
  transform: translateY(-2px);
}
.btn-outline-dark {
  border-color: rgba(34,42,39,.45);
  color: var(--dark);
  background: transparent;
}
.btn-outline-dark:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(59,107,89,.06);
}
.btn-block {
  width: 100%;
}

/* Topbar */
.topbar {
  background: var(--dark);
  color: rgba(255,255,255,.82);
  font-size: 13px;
}
.topbar-inner {
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.top-domain {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  color: rgba(255,255,255,.45);
  font-size: 12px;
}
.top-note {
  text-align: center;
  color: rgba(255,255,255,.72);
  letter-spacing: .06em;
}
.top-action {
  color: #DDB977;
  font-size: 13px;
  padding: 4px 0;
  transition: color .3s;
}
.top-action:hover {
  color: #fff;
}

/* Header */
.main-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: #fff;
  box-shadow: 0 8px 30px -20px rgba(34,42,39,.35);
  border-bottom: 1px solid var(--line);
}
.main-header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  position: relative;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-mark {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: #F5F1E8;
  font-size: 22px;
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  border-radius: 3px;
  font-weight: 600;
}
.brand-name {
  display: block;
  color: var(--dark);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .03em;
  line-height: 1.35;
}
.brand-caption {
  display: block;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.nav-menu a {
  display: inline-block;
  padding: 8px 15px;
  color: var(--text);
  font-size: 15px;
  border-radius: 3px;
  position: relative;
  transition: color .3s;
}
.nav-menu a:hover {
  color: var(--primary);
}
.nav-menu a.active {
  color: var(--primary);
  font-weight: 600;
}
.nav-menu a.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.nav-cta {
  margin-left: 8px;
  padding: 10px 18px;
  font-size: 14px;
}
.nav-toggle {
  display: none;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
}
.nav-toggle span {
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all .3s;
}

/* Page hero */
.page-hero {
  position: relative;
  min-height: 470px;
  display: flex;
  align-items: center;
  padding: 104px 0;
  background-size: cover;
  background-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(112deg, rgba(34,42,39,.97) 0%, rgba(34,42,39,.78) 46%, rgba(59,107,89,.48) 100%);
}
.page-hero-content {
  position: relative;
  z-index: 2;
  color: #F2EDE3;
  width: 100%;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: rgba(242,237,227,.7);
  font-size: 14px;
  margin-bottom: 26px;
}
.breadcrumb a {
  color: rgba(242,237,227,.7);
  transition: color .3s;
}
.breadcrumb a:hover {
  color: #E5C582;
}
.breadcrumb-sep {
  color: rgba(242,237,227,.35);
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(192,145,74,.75);
  color: #E5C582;
  font-size: 13px;
  letter-spacing: .14em;
  padding: 4px 14px;
  border-radius: 3px;
  margin-bottom: 24px;
  background: rgba(192,145,74,.08);
}
.page-hero-content h1 {
  font-size: 50px;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: .01em;
  color: #fff;
  margin-bottom: 24px;
  max-width: 840px;
}
.hero-desc {
  font-size: 17px;
  line-height: 1.9;
  color: rgba(242,237,227,.86);
  max-width: 720px;
  margin-bottom: 34px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

/* Intro section */
.intro-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 68px;
  align-items: center;
}
.intro-text h2 {
  margin-bottom: 18px;
}
.intro-text p + p {
  margin-top: 14px;
}
.intro-text strong {
  color: var(--primary);
}
.intro-figure {
  position: relative;
}
.intro-figure img {
  border-radius: 4px;
  box-shadow: var(--shadow);
  width: 100%;
  height: 330px;
  object-fit: cover;
}
.figure-caption {
  font-size: 13px;
  color: var(--muted);
  margin-top: 14px;
  text-align: center;
  letter-spacing: .02em;
}

/* Knowledge Section 01 */
.knowledge-head {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 40px;
  align-items: end;
  margin-bottom: 44px;
}
.knowledge-head p {
  color: var(--muted);
  font-size: 16px;
  margin-bottom: 6px;
}
.stat-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.stat-card {
  background: #FBF9F3;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: 4px;
  padding: 30px 28px 26px;
  transition: all .35s ease;
}
.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: rgba(192,145,74,.35);
}
.stat-num {
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: 34px;
  color: var(--primary);
  line-height: 1.1;
  font-weight: 700;
  margin-bottom: 10px;
}
.stat-sub {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 12px;
  font-weight: 600;
}
.stat-card p {
  font-size: 14px;
  color: #6B7570;
  line-height: 1.8;
}
.double-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: stretch;
}
.light-panel {
  background: #FDFCF8;
  border: 1px solid var(--line);
  border-left: 3px solid var(--primary);
  padding: 28px 30px;
  border-radius: 3px;
}
.light-panel h3 {
  margin-bottom: 10px;
}
.light-panel p {
  font-size: 14px;
  color: #626C67;
  line-height: 1.9;
}

/* Misconceptions */
.mis-list {
  border-top: 1px solid var(--line);
  margin-top: 40px;
}
.mis-item {
  display: grid;
  grid-template-columns: 84px 1fr 1.35fr 30px;
  gap: 24px;
  align-items: center;
  padding: 30px 8px;
  border-bottom: 1px solid var(--line);
  transition: background .3s;
}
.mis-item:hover {
  background: rgba(192,145,74,.055);
}
.mis-index {
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  color: var(--accent);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
}
.mis-item h3 {
  font-size: 18px;
}
.mis-item p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.9;
}
.mis-arrow {
  color: var(--accent);
  font-size: 20px;
  opacity: .45;
}
.mis-item:hover .mis-arrow {
  opacity: 1;
  transform: translateX(4px);
  transition: all .3s;
}

/* Record section */
.record-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 72px;
  align-items: center;
}
.record-img img {
  border-radius: 4px;
  box-shadow: var(--shadow);
  height: 420px;
  width: 100%;
  object-fit: cover;
}
.record-content h2 {
  margin-bottom: 18px;
}
.record-content > p {
  margin-bottom: 30px;
}
.record-steps {
  list-style: none;
}
.record-steps li {
  display: flex;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.record-steps li:first-child {
  padding-top: 0;
}
.step-no {
  color: var(--accent);
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
  padding-top: 4px;
}
.step-body h4 {
  font-size: 17px;
  color: var(--text);
  margin-bottom: 4px;
}
.step-body p {
  font-size: 14px;
  color: var(--muted);
}

/* FAQ */
.faq-wrap {
  max-width: 900px;
  margin: 0 auto;
  margin-top: 42px;
}
.faq-item {
  background: #fff;
  border-bottom: 1px solid var(--line);
  border-left: 2px solid transparent;
  transition: all .3s;
}
.faq-item.active {
  border-left-color: var(--accent);
  background: rgba(255,255,255,.95);
}
.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  width: 100%;
  padding: 24px 26px;
  text-align: left;
  color: var(--text);
  font-size: 17px;
  font-weight: 600;
  transition: color .3s;
}
.faq-q:hover {
  color: var(--primary);
}
.faq-icon {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 20px;
  line-height: 1;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform .3s, background .3s;
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.faq-a {
  display: none;
  padding: 0 28px 24px 28px;
  font-size: 15px;
  line-height: 1.9;
  color: #5C6661;
}
.faq-item.active .faq-a {
  display: block;
}

/* CTA */
.cta-block {
  position: relative;
  background-size: cover;
  background-position: center;
}
.cta-overlay {
  position: absolute;
  inset: 0;
  background: rgba(34,42,39,.86);
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
  color: #E9E3D8;
}
.cta-inner .kicker {
  color: #E5C582;
  background: rgba(192,145,74,.14);
}
.cta-inner h2 {
  color: #fff;
  font-size: 32px;
  margin-bottom: 16px;
}
.cta-inner p {
  color: rgba(255,255,255,.8);
  font-size: 16px;
  margin-bottom: 32px;
}
.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

/* Footer */
footer {
  background: var(--dark);
  color: rgba(255,255,255,.85);
}
footer .footer-title {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .08em;
  margin-bottom: 18px;
}
footer a {
  color: rgba(242,237,227,.8);
  transition: color .3s;
}
footer a:hover {
  color: #E5C582;
}
footer ul {
  list-style: none;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.16);
}

/* Modal */
.modal-mask {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(34,42,39,.62);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  backdrop-filter: blur(3px);
}
.modal-mask[hidden] {
  display: none;
}
.modal-panel {
  position: relative;
  width: 100%;
  max-width: 560px;
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.5);
  padding: 34px;
}
.modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 24px;
  line-height: 1;
  color: var(--muted);
  border: 1px solid var(--line);
  transition: all .3s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.modal-close:hover {
  color: var(--danger);
  border-color: var(--danger);
  transform: rotate(90deg);
}
.modal-title {
  font-size: 23px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
}
.modal-sub {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 24px;
}
.field {
  margin-bottom: 16px;
}
.field label {
  display: block;
  font-size: 14px;
  color: var(--text);
  margin-bottom: 6px;
  font-weight: 600;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid #C9BFB0;
  background: #FBF9F3;
  border-radius: 4px;
  transition: border .3s, box-shadow .3s;
}
.field textarea {
  resize: vertical;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59,107,89,.12);
}
.agree-line {
  font-size: 12px;
  color: var(--muted);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 14px 0 18px;
}
.agree-line input {
  width: 15px;
  height: 15px;
  margin-top: 3px;
  accent-color: var(--primary);
}
.form-error {
  font-size: 13px;
  color: var(--danger);
  margin-bottom: 12px;
  min-height: 18px;
}
.form-ok {
  font-size: 14px;
  color: var(--primary);
  margin-bottom: 12px;
}
.privacy-note {
  margin-top: 14px;
  font-size: 12px;
  color: #8B918E;
  line-height: 1.7;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
body.modal-open {
  overflow: hidden;
}

/* Responsive */
@media (max-width: 1100px) {
  .page-hero-content h1 {
    font-size: 42px;
  }
  .knowledge-head {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}
@media (max-width: 900px) {
  .section {
    padding: 78px 0;
  }
  .container {
    padding-left: 24px;
    padding-right: 24px;
  }
  .top-note {
    display: none;
  }
  .intro-grid,
  .record-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .stat-track {
    grid-template-columns: 1fr;
  }
  .double-panels {
    grid-template-columns: 1fr;
  }
  .mis-item {
    grid-template-columns: 40px 1fr;
    gap: 8px 18px;
    padding: 24px 6px;
  }
  .mis-arrow {
    display: none;
  }
  .nav-cta {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 12px 20px 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    box-shadow: 0 30px 40px -25px rgba(34,42,39,.35);
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-menu a {
    width: 100%;
    padding: 11px 12px;
    font-size: 16px;
    border-radius: 3px;
  }
  .nav-menu a.active {
    background: rgba(59,107,89,.1);
  }
  .nav-menu a.active::after {
    display: none;
  }
  .main-header-inner {
    min-height: 68px;
  }
}
@media (max-width: 600px) {
  .section {
    padding: 62px 0;
  }
  .page-hero {
    min-height: auto;
    padding: 66px 0;
  }
  .page-hero-content h1 {
    font-size: 32px;
  }
  .hero-desc {
    font-size: 15px;
  }
  .brand-name {
    font-size: 16px;
  }
  .brand-caption {
    font-size: 10px;
  }
  .section h2 {
    font-size: 25px;
  }
  .stat-card {
    padding: 22px;
  }
  .cta-inner h2 {
    font-size: 24px;
  }
}

/* roulang page: category4 */
:root {
            --moss: #3B6B59;
            --mossdark: #2F5244;
            --ink: #222A27;
            --paper: #F5F1E8;
            --card: #FFFFFF;
            --gold: #C0914A;
            --goldlight: #D3A968;
            --sand: #E2D8C6;
            --muted: #6A736F;
            --line: #E2D8C6;
            --hero-foot: #F2EDE3;
            --shadow-soft: 0 14px 40px -24px rgba(34, 42, 39, 0.45);
            --radius: 6px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
            background: var(--paper);
            color: #26332E;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 100%;
        }

        button {
            cursor: pointer;
        }

        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .container {
            width: min(1280px, calc(100% - 40px));
            margin-inline: auto;
        }

        .section {
            padding-block: clamp(3.5rem, 7vw, 5.75rem);
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            font-size: 13px;
            letter-spacing: .12em;
            color: var(--moss);
            font-weight: 600;
            margin-bottom: .75rem;
        }

        .eyebrow::before {
            content: "";
            width: 18px;
            height: 2px;
            background: var(--gold);
            border-radius: 4px;
        }

        .section-title {
            font-size: clamp(1.65rem, 3vw, 2.25rem);
            line-height: 1.3;
            color: var(--ink);
            font-weight: 700;
            margin: 0;
            letter-spacing: .01em;
        }

        .section-muted {
            color: var(--muted);
        }

        .topbar {
            background: #1B211F;
            color: rgba(255, 255, 255, .68);
            font-size: 13px;
            min-height: 36px;
            display: flex;
            align-items: center;
        }

        .topbar a,
        .topbar button {
            color: var(--goldlight);
        }

        .topbar a:hover,
        .topbar button:hover {
            color: #fff;
        }

        .site-header {
            background: #FFFDF8;
            border-bottom: 1px solid rgba(59, 107, 89, .16);
            position: sticky;
            top: 0;
            z-index: 50;
            box-shadow: 0 6px 20px -26px rgba(34, 42, 39, .35);
        }

        .header-inner {
            display: flex;
            align-items: center;
            min-height: 76px;
            gap: 18px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .brand-mark {
            width: 42px;
            height: 42px;
            display: grid;
            place-items: center;
            background: var(--moss);
            color: #F5F1E8;
            font-size: 24px;
            font-family: "Noto Serif CJK SC", "Songti SC", serif;
            border-radius: 5px;
            box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .12);
        }

        .brand-name {
            display: block;
            font-size: 17px;
            font-weight: 700;
            color: var(--ink);
            letter-spacing: .02em;
            line-height: 1.25;
        }

        .brand-caption {
            display: block;
            font-size: 11px;
            color: var(--muted);
            letter-spacing: .06em;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: clamp(1rem, 2vw, 2rem);
            margin-right: auto;
            margin-left: 28px;
        }

        .nav-menu a {
            position: relative;
            padding: 30px 2px 26px;
            font-size: 15px;
            font-weight: 500;
            color: #37423D;
            transition: color .2s ease;
        }

        .nav-menu a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--gold);
            border-radius: 4px;
            transition: width .25s ease;
        }

        .nav-menu a:hover {
            color: var(--moss);
        }

        .nav-menu a.active {
            color: var(--moss);
        }

        .nav-menu a.active::after {
            width: 100%;
        }

        .header-cta {
            flex-shrink: 0;
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: 1px solid var(--line);
            background: #fff;
            border-radius: 4px;
            align-items: center;
            justify-content: center;
            color: var(--ink);
        }

        .nav-toggle:hover {
            border-color: var(--gold);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .3rem;
            height: 44px;
            padding: 0 1.5rem;
            border-radius: 5px;
            font-size: 14px;
            font-weight: 600;
            border: 1px solid transparent;
            transition: background .2s ease, border-color .2s ease, color .2s ease, transform .15s ease;
            white-space: nowrap;
        }

        .btn-gold {
            background: var(--gold);
            color: #1F2824;
        }

        .btn-gold:hover {
            background: #C88F38;
            color: #111;
            transform: translateY(-1px);
        }

        .btn-outline-light {
            background: rgba(255, 255, 255, .08);
            color: #F5F1E8;
            border-color: rgba(255, 255, 255, .6);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .16);
            border-color: #fff;
        }

        .btn-light {
            background: #F5F1E8;
            color: var(--ink);
        }

        .btn-light:hover {
            background: #fff;
            transform: translateY(-1px);
        }

        .btn:focus-visible,
        .nav-menu a:focus-visible,
        .nav-toggle:focus-visible,
        .faq-btn:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 3px;
        }

        .hero {
            min-height: 560px;
            display: flex;
            align-items: center;
            padding: 72px 0 clamp(2.5rem, 5rem, 4rem);
            color: #F8F3E7;
            position: relative;
            overflow: hidden;
        }

        .hero-back {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: saturate(.8) brightness(.72);
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(80deg, rgba(24, 30, 27, .93) 0%, rgba(31, 44, 39, .82) 44%, rgba(47, 82, 68, .62) 100%);
        }

        .hero-inner {
            position: relative;
            z-index: 2;
        }

        .hero-breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            padding: 6px 12px;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .15);
            border-radius: 999px;
            margin-bottom: 18px;
        }

        .hero-breadcrumb a:hover {
            color: var(--goldlight);
        }

        .hero h1 {
            font-size: clamp(1.75rem, 4vw, 2.9rem);
            line-height: 1.22;
            max-width: 760px;
            margin: 0 0 14px;
            letter-spacing: .01em;
        }

        .hero-desc {
            max-width: 670px;
            color: rgba(255, 255, 255, .82);
            font-size: 16px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 28px;
        }

        .hero-card {
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .18);
            border-radius: 6px;
            padding: 22px;
            backdrop-filter: blur(4px);
        }

        .hero-card-title {
            color: var(--goldlight);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .05em;
            margin-bottom: 12px;
        }

        .hero-card-list li {
            display: flex;
            gap: 12px;
            color: rgba(255, 255, 255, .9);
            font-size: 14px;
            line-height: 1.55;
            padding: 8px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, .16);
        }

        .hero-card-list li:last-child {
            border-bottom: 0;
        }

        .hero-card-list li span {
            color: var(--goldlight);
            flex: 0 0 auto;
        }

        .notice-intro {
            background: var(--paper);
        }

        .notice-intro-text {
            font-size: 15px;
            line-height: 1.85;
            color: #44504B;
        }

        .notice-intro-text strong {
            color: var(--moss);
            font-weight: 600;
        }

        .notice-question-list {
            border-top: 1px solid var(--line);
        }

        .notice-question-list li {
            display: grid;
            grid-template-columns: 44px 1fr 18px;
            gap: 14px;
            align-items: center;
            min-height: 72px;
            border-bottom: 1px solid var(--line);
            color: #26332E;
            font-size: 16px;
            font-weight: 500;
            padding: 12px 4px;
            transition: background .2s ease, padding-left .2s ease;
        }

        .notice-question-list li:hover {
            background: rgba(192, 145, 74, .08);
            padding-left: 10px;
        }

        .notice-question-list .q-no {
            color: var(--gold);
            font-weight: 700;
            font-family: Georgia, "Times New Roman", serif;
            font-size: 18px;
        }

        .notice-question-list .q-arrow {
            color: var(--gold);
            text-align: right;
            font-size: 20px;
        }

        .field-section {
            background: #FFFFFF;
            border-top: 1px solid rgba(226, 216, 198, .5);
            border-bottom: 1px solid rgba(226, 216, 198, .5);
        }

        .field-image-wrap {
            position: relative;
            border-radius: 6px;
            overflow: hidden;
            box-shadow: var(--shadow-soft);
        }

        .field-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .field-list {
            margin-top: 24px;
        }

        .field-list li {
            display: flex;
            gap: 12px;
            padding: 13px 0;
            border-bottom: 1px solid #EDE5D7;
            align-items: flex-start;
            font-size: 15px;
            line-height: 1.7;
        }

        .field-list .field-key {
            flex: 0 0 92px;
            color: var(--moss);
            font-weight: 600;
        }

        .flow-section {
            background: var(--moss);
            padding-block: 64px;
            color: rgba(255, 255, 255, .88);
            position: relative;
            overflow: hidden;
        }

        .flow-section .bg-deco {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: .12;
        }

        .flow-section .flow-title {
            color: #fff;
        }

        .flow-step {
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .16);
            border-radius: 6px;
            padding: 24px 20px;
            height: 100%;
            transition: transform .2s ease, background .2s ease;
        }

        .flow-step:hover {
            transform: translateY(-4px);
            background: rgba(255, 255, 255, .15);
        }

        .flow-step .step-no {
            font-family: Georgia, serif;
            color: var(--goldlight);
            font-size: 22px;
        }

        .flow-step h3 {
            color: #fff;
            font-size: 17px;
            margin: 12px 0 6px;
        }

        .flow-step p {
            color: rgba(255, 255, 255, .74);
            font-size: 14px;
            line-height: 1.7;
        }

        .source-panel {
            background: #1B211F;
            color: rgba(255, 255, 255, .82);
            position: relative;
        }

        .source-row {
            display: grid;
            grid-template-columns: 56px 1fr;
            gap: 4px 22px;
            padding: 24px 2px;
            border-bottom: 1px solid rgba(255, 255, 255, .12);
        }

        .source-row:last-child {
            border-bottom: 0;
        }

        .source-index {
            grid-row: span 2;
            font-family: Georgia, serif;
            color: var(--gold);
            font-size: 30px;
            line-height: 1;
            padding-top: 4px;
        }

        .source-row h3 {
            color: #fff;
            font-size: 17px;
            font-weight: 600;
            margin: 0;
            letter-spacing: .01em;
        }

        .source-row p {
            color: rgba(255, 255, 255, .62);
            margin: 6px 0 0;
            font-size: 14px;
            line-height: 1.7;
        }

        .source-notice {
            border-left: 2px solid var(--gold);
            padding-left: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, .5);
            margin-top: 18px;
        }

        .cta-block {
            background-color: var(--mossdark);
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .cta-inner {
            background: rgba(34, 42, 39, .72);
        }

        .cta-title {
            font-size: clamp(1.5rem, 3vw, 2.1rem);
            color: #fff;
            line-height: 1.35;
            margin: 0;
        }

        .cta-copy {
            color: rgba(255, 255, 255, .72);
            font-size: 15px;
            margin-top: 12px;
        }

        .privacy-tip {
            color: rgba(255, 255, 255, .42);
            font-size: 12px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 4px;
            overflow: hidden;
            transition: border-color .2s ease;
        }

        .faq-item+.faq-item {
            margin-top: 12px;
        }

        .faq-item.open {
            border-color: rgba(192, 145, 74, .5);
        }

        .faq-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            width: 100%;
            background: transparent;
            border: 0;
            padding: 20px 20px 18px;
            text-align: left;
            color: var(--ink);
            font-size: 15px;
            font-weight: 600;
        }

        .faq-icon {
            flex: 0 0 auto;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--paper);
            color: var(--moss);
            display: grid;
            place-items: center;
            font-size: 20px;
            line-height: 1;
            transition: transform .3s ease, background .3s ease, color .3s ease;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--gold);
            color: #F5F1E8;
        }

        .faq-answer {
            display: none;
            padding: 2px 22px 22px 22px;
            color: #5A655F;
            font-size: 14px;
            line-height: 1.8;
        }

        .faq-answer p {
            margin: 0;
        }

        footer {
            background: #1B211F;
            color: rgba(255, 255, 255, .65);
            border-top: 2px solid var(--gold);
        }

        footer .footer-title {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
        }

        footer a {
            transition: color .2s ease;
        }

        footer a:hover {
            color: var(--goldlight);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
        }

        .footer-qa {
            font-size: 13px;
            color: rgba(255, 255, 255, .5);
            margin-top: 18px;
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding-top: 18px;
        }

        .ask-modal {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 100;
            align-items: center;
            justify-content: center;
            background: rgba(18, 22, 20, .68);
            padding: 20px;
        }

        .ask-modal.open {
            display: flex;
        }

        .ask-modal-card {
            width: min(560px, 100%);
            background: #FFFDF8;
            border-radius: 6px;
            padding: 30px;
            box-shadow: 0 24px 80px -20px rgba(0, 0, 0, .5);
            position: relative;
            max-height: 92vh;
            overflow: auto;
        }

        .ask-close {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 34px;
            height: 34px;
            background: transparent;
            color: var(--muted);
            font-size: 26px;
            border: 0;
        }

        .ask-close:hover {
            color: var(--gold);
        }

        .ask-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--ink);
        }

        .ask-note {
            font-size: 13px;
            color: var(--muted);
            margin-top: 6px;
        }

        .form-control {
            width: 100%;
            min-height: 44px;
            border: 1px solid #DED3C2;
            border-radius: 4px;
            padding: 10px 12px;
            background: #fff;
            color: #2B342F;
            transition: border .2s ease, box-shadow .2s ease;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--moss);
            box-shadow: 0 0 0 3px rgba(59, 107, 89, .16);
        }

        textarea.form-control {
            resize: vertical;
            min-height: 100px;
        }

        .privacy-line {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 12px;
            color: var(--muted);
            line-height: 1.7;
            margin: 14px 0 10px;
        }

        .privacy-line input {
            margin-top: 4px;
            width: 15px;
            height: 15px;
            accent-color: var(--gold);
        }

        .form-error {
            color: var(--danger);
            font-size: 12px;
        }

        .form-success {
            color: var(--moss);
            font-size: 14px;
            font-weight: 600;
            background: #E8F0EC;
            padding: 12px 14px;
            border-radius: 4px;
        }

        .btn:disabled {
            opacity: .55;
            cursor: not-allowed;
            transform: none;
        }

        .footer .container {
            width: min(1280px, calc(100% - 40px));
        }

        @media (max-width: 1024px) {
            .nav-menu {
                gap: 1.2rem;
            }
            .nav-menu a {
                font-size: 14px;
            }
            .brand-name {
                font-size: 16px;
            }
            .footer-logo-col {
                grid-column: span 12;
            }
        }

        @media (max-width: 768px) {
            .container {
                width: min(100% - 32px, 1280px);
            }

            .header-inner {
                position: relative;
                flex-wrap: wrap;
                min-height: 70px;
                padding-block: 12px;
            }

            .brand {
                margin-right: auto;
            }

            .header-cta {
                display: none !important;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .nav-menu {
                display: none;
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                background: #fff;
                margin: 12px 0 0 !important;
                border: 1px solid var(--line);
                border-radius: 6px;
                padding: 8px 0;
                gap: 0;
                box-shadow: 0 18px 30px -20px rgba(34, 42, 39, .4);
            }

            .nav-menu.is-open {
                display: flex;
            }

            .nav-menu a {
                padding: 13px 18px;
                border-bottom: 1px solid #F0E9DA;
                color: #2B342F;
                font-weight: 500;
            }

            .nav-menu a::after {
                display: none;
            }

            .nav-menu a.active {
                background: rgba(59, 107, 89, .12);
                color: var(--moss);
            }

            .nav-menu a:last-child {
                border-bottom: 0;
            }

            .source-row {
                grid-template-columns: 48px 1fr;
            }
        }

        @media (max-width: 520px) {
            .hero {
                padding-top: 56px;
            }
            .notice-question-list li {
                grid-template-columns: 36px 1fr;
                gap: 8px;
                font-size: 15px;
            }
            .notice-question-list .q-arrow {
                display: none;
            }
            .flow-step {
                padding: 20px 16px;
            }
            .cta-block .container {
                width: calc(100% - 28px);
            }
            .cta-inner {
                padding: 28px 20px;
            }
            .ask-modal-card {
                padding: 22px;
            }
        }