:root{
  --paper:#F7F1E3;
  --ink:#2B2620;
  --red:#C8232C;
  --red-deep:#8F1B22;
  --green:#1F7A4D;
  --green-bright:#3FA866;
  --rose:#D6336C;
  --gold:#E8A43A;
  --hairline:#D9C9A3;
  --card:#FFFDF6;
  --display:"Noto Serif SC","Songti SC",serif;
  --body:"Noto Sans SC","PingFang SC",sans-serif;
  --num:"Barlow","Noto Sans SC",sans-serif;
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:84px;}
body{
  font-family:var(--body);
  font-weight:400;
  color:var(--ink);
  background-color:var(--paper);
  /* 极淡宣纸纤维纹理 */
  background-image:
    repeating-linear-gradient(0deg, rgba(43,38,32,.012) 0 1px, transparent 1px 7px),
    repeating-linear-gradient(90deg, rgba(43,38,32,.012) 0 1px, transparent 1px 9px),
    radial-gradient(ellipse 60% 40% at 20% 30%, rgba(217,201,163,.10), transparent 60%),
    radial-gradient(ellipse 50% 35% at 80% 70%, rgba(217,201,163,.08), transparent 60%);
  line-height:1.8;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
.container{max-width:1200px;margin:0 auto;padding:0 32px;}

/* ============ 顶部导航 ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(247,241,227,.88);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(143,27,34,.10);
}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 32px;
  height:72px;display:flex;align-items:center;gap:28px;
}
.brand{
  font-family:var(--display);font-weight:700;font-size:19px;color:var(--ink);
  white-space:nowrap;display:flex;align-items:center;gap:8px;
}
.brand .seal{
  width:26px;height:26px;border-radius:6px;background:var(--red);color:var(--paper);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:900;flex:none;
}
.nav-links{display:flex;gap:26px;margin-left:auto;align-items:center;}
.nav-links a{
  font-size:15px;color:var(--ink);opacity:.78;padding:6px 2px;position:relative;
  transition:opacity .25s,color .25s;white-space:nowrap;
}
.nav-links a:hover{opacity:1;color:var(--red);}
.nav-links a.active{opacity:1;color:var(--red);font-weight:500;}
.nav-links a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--red);border-radius:1px;
}
.btn-nav-signup{
  background:var(--red);color:#fff;font-size:15px;font-weight:500;
  padding:10px 22px;border-radius:999px;white-space:nowrap;
  transition:background .25s,transform .25s;flex:none;
}
.btn-nav-signup:hover{background:var(--red-deep);transform:translateY(-1px);}
.nav-toggle{
  display:none;margin-left:auto;background:none;border:1px solid var(--hairline);
  border-radius:8px;width:42px;height:38px;cursor:pointer;flex-direction:column;
  align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{width:18px;height:2px;background:var(--ink);border-radius:1px;transition:transform .3s,opacity .3s;}
.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);}

/* ============ Hero ============ */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:62% center;
}
.hero-scrim{
  position:absolute;inset:0;
  background:
    linear-gradient(90deg, rgba(247,241,227,.97) 0%, rgba(247,241,227,.92) 30%, rgba(247,241,227,.55) 52%, rgba(247,241,227,0) 74%),
    linear-gradient(180deg, rgba(247,241,227,.55) 0%, rgba(247,241,227,0) 18%, rgba(247,241,227,0) 78%, rgba(247,241,227,.85) 100%);
}
.hero-content{position:relative;z-index:2;padding:130px 0 90px;max-width:640px;}
.hero h1{
  font-family:var(--display);font-weight:900;font-size:clamp(38px,5.2vw,62px);
  line-height:1.25;letter-spacing:.04em;color:var(--ink);margin:18px 0 22px;
}
.hero h1 em{font-style:normal;color:var(--red);}
.hero-sub{font-size:17px;line-height:1.9;color:var(--ink);opacity:.85;max-width:520px;}
.hero-actions{display:flex;gap:16px;margin-top:38px;flex-wrap:wrap;}
.btn-solid{
  background:var(--red);color:#fff;font-size:16px;font-weight:500;
  padding:14px 34px;border-radius:999px;display:inline-block;
  box-shadow:0 6px 18px rgba(200,35,44,.28);
  transition:background .25s,transform .25s;border:none;cursor:pointer;
}
.btn-solid:hover{background:var(--red-deep);transform:translateY(-2px);}
.btn-outline{
  border:1.5px solid var(--ink);color:var(--ink);font-size:16px;font-weight:500;
  padding:13px 33px;border-radius:999px;display:inline-block;background:rgba(247,241,227,.4);
  transition:background .25s,color .25s,transform .25s;
}
.btn-outline:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px);}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:500;letter-spacing:.28em;color:var(--red);
  border:1px solid rgba(200,35,44,.35);border-radius:999px;padding:7px 18px;background:rgba(247,241,227,.7);
}

/* ============ 板块通用 ============ */
section{padding:96px 0;}
.sec-head{margin-bottom:48px;}
.sec-head.center{text-align:center;}
.eyebrow{
  font-family:var(--num);font-size:13px;font-weight:600;letter-spacing:.34em;
  color:var(--red);text-transform:uppercase;display:inline-block;margin-bottom:12px;
}
.sec-title{
  font-family:var(--display);font-weight:700;font-size:clamp(28px,3vw,36px);
  letter-spacing:.06em;display:inline-flex;align-items:center;gap:16px;line-height:1.4;
}
/* 小红绸装饰(纯 CSS) */
.ribbon{position:relative;width:34px;height:12px;flex:none;}
.ribbon::before,.ribbon::after{
  content:"";position:absolute;top:0;width:16px;height:12px;background:var(--red);border-radius:2px;
}
.ribbon::before{left:0;transform:rotate(-14deg);}
.ribbon::after{right:0;transform:rotate(14deg);opacity:.82;}
.sec-title .ribbon-l{margin-right:2px;}
.title-underline{
  width:56px;height:3px;background:var(--gold);border-radius:2px;margin:18px auto 0;
}
.sec-head:not(.center) .title-underline{margin-left:0;}

/* 滚动渐入 */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in{opacity:1;transform:none;}

/* ============ 秧歌概览 ============ */
.overview-intro{
  max-width:820px;margin:0 auto 56px;text-align:justify;font-size:16px;color:var(--ink);opacity:.88;
}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.stat-card{
  background:var(--card);border:1px solid var(--hairline);border-radius:var(--radius);
  padding:38px 28px;text-align:center;position:relative;overflow:hidden;
  transition:transform .3s,box-shadow .3s;
}
.stat-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--gold);
}
.stat-card:nth-child(2)::before{background:var(--red);}
.stat-card:nth-child(3)::before{background:var(--green);}
.stat-card:hover{transform:translateY(-5px);box-shadow:0 14px 30px rgba(43,38,32,.10);}
.stat-num{
  font-family:var(--num);font-weight:700;font-size:52px;line-height:1.1;color:var(--gold);
}
.stat-num .cn{font-family:var(--display);font-size:40px;font-weight:900;}
.stat-card:nth-child(2) .stat-num{color:var(--red);}
.stat-card:nth-child(3) .stat-num{color:var(--green);}
.stat-label{font-size:16px;margin-top:12px;font-weight:500;}
.stat-note{font-size:13px;color:var(--ink);opacity:.55;margin-top:4px;}
.example-hint{text-align:center;font-size:13px;opacity:.55;margin-top:22px;}

/* ============ 历史渊源 ============ */
.history{background:linear-gradient(180deg, transparent, rgba(217,201,163,.14) 30%, rgba(217,201,163,.14) 70%, transparent);}
.history-grid{display:grid;grid-template-columns:5fr 6fr;gap:56px;align-items:start;}
.history-img-wrap{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--hairline);
  box-shadow:0 18px 40px rgba(43,38,32,.12);position:relative;
}
.history-img-wrap img{width:100%;aspect-ratio:3/2;object-fit:cover;}
.history-img-wrap::after{
  content:"";position:absolute;inset:10px;border:1px solid rgba(247,241,227,.5);border-radius:8px;pointer-events:none;
}
.history-text p{font-size:16px;text-align:justify;opacity:.88;margin-bottom:34px;}
.timeline{position:relative;padding-left:30px;}
.timeline::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--red),var(--gold),var(--green));border-radius:1px;
}
.tl-item{position:relative;padding-bottom:28px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:7px;width:16px;height:16px;border-radius:50%;
  background:var(--paper);border:4px solid var(--red);
}
.tl-item:nth-child(2)::before{border-color:var(--gold);}
.tl-item:nth-child(3)::before{border-color:var(--green);}
.tl-era{font-family:var(--display);font-weight:700;font-size:18px;margin-bottom:4px;}
.tl-item:nth-child(1) .tl-era{color:var(--red);}
.tl-item:nth-child(2) .tl-era{color:#B07C1F;}
.tl-item:nth-child(3) .tl-era{color:var(--green);}
.tl-desc{font-size:15px;opacity:.82;line-height:1.8;}

/* ============ 表演图鉴 ============ */
.props-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.prop-card{
  background:var(--card);border:1px solid var(--hairline);border-radius:var(--radius);
  overflow:hidden;transition:transform .3s,box-shadow .3s;
}
.prop-card:hover{transform:translateY(-6px);box-shadow:0 16px 34px rgba(43,38,32,.13);}
.prop-band{
  height:96px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;
}
.prop-band .glyph{
  font-family:var(--display);font-weight:900;font-size:44px;color:rgba(247,241,227,.92);
  letter-spacing:.1em;position:relative;z-index:1;
}
.prop-band::before{
  content:"";position:absolute;width:130px;height:130px;border-radius:50%;
  background:rgba(247,241,227,.14);top:-58px;right:-34px;
}
.prop-band::after{
  content:"";position:absolute;width:80px;height:80px;border-radius:50%;
  background:rgba(43,38,32,.10);bottom:-36px;left:-20px;
}
.prop-card:nth-child(1) .prop-band{background:var(--red);}
.prop-card:nth-child(2) .prop-band{background:var(--green);}
.prop-card:nth-child(3) .prop-band{background:var(--rose);}
.prop-card:nth-child(4) .prop-band{background:var(--gold);}
.prop-card:nth-child(4) .prop-band .glyph{color:rgba(43,38,32,.85);}
.prop-card:nth-child(5) .prop-band{background:var(--green-bright);}
.prop-card:nth-child(6) .prop-band{background:var(--red-deep);}
.prop-body{padding:22px 24px 26px;}
.prop-name{font-family:var(--display);font-weight:700;font-size:20px;margin-bottom:8px;letter-spacing:.04em;}
.prop-desc{font-size:15px;opacity:.8;line-height:1.8;}

/* ============ 传承人 ============ */
.inheritors{background:linear-gradient(180deg, transparent, rgba(217,201,163,.14) 30%, rgba(217,201,223,0) 100%);}
.master-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.master-card{
  background:var(--card);border:1px solid var(--hairline);border-radius:var(--radius);overflow:hidden;
  transition:transform .3s,box-shadow .3s;
}
.master-card:hover{transform:translateY(-5px);box-shadow:0 16px 34px rgba(43,38,32,.12);}
.master-photo{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:center 22%;}
.master-body{padding:24px 26px 28px;}
.master-name{font-family:var(--display);font-weight:700;font-size:20px;letter-spacing:.04em;}
.master-tag{
  display:inline-block;margin:10px 0 12px;font-size:12.5px;font-weight:500;color:var(--red);
  border:1px solid rgba(200,35,44,.4);border-radius:999px;padding:4px 14px;background:rgba(200,35,44,.05);
}
.master-bio{font-size:14.5px;opacity:.8;line-height:1.85;}

/* ============ 影像馆 ============ */
.gallery-grid{
  display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:220px;gap:16px;
}
.g-cell{border-radius:var(--radius);overflow:hidden;position:relative;border:1px solid var(--hairline);}
.g-cell img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .5s ease;
}
.g-cell:hover img{transform:scale(1.06);}
.g-big{grid-column:span 2;grid-row:span 2;}
.g-tall{grid-row:span 2;}
.g-wide{grid-column:span 2;}

/* ============ 活动资讯 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:var(--card);border:1px solid var(--hairline);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .3s,box-shadow .3s;
}
.news-card:hover{transform:translateY(-5px);box-shadow:0 16px 34px rgba(43,38,32,.12);}
.news-img-wrap{position:relative;overflow:hidden;}
.news-img-wrap img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s;}
.news-card:hover .news-img-wrap img{transform:scale(1.05);}
.news-card:nth-child(1) img{object-position:30% center;}
.news-card:nth-child(2) img{object-position:55% center;}
.news-card:nth-child(3) img{object-position:75% center;}
.news-date{
  position:absolute;left:14px;bottom:14px;background:var(--red-deep);color:var(--paper);
  font-size:13px;font-weight:500;padding:6px 14px;border-radius:999px;letter-spacing:.05em;
}
.news-badge{
  position:absolute;right:14px;top:14px;background:rgba(247,241,227,.92);color:var(--ink);
  font-size:12px;padding:4px 12px;border-radius:999px;opacity:.9;
}
.news-body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1;}
.news-title{font-family:var(--display);font-weight:700;font-size:19px;line-height:1.5;margin-bottom:10px;letter-spacing:.02em;}
.news-sum{font-size:14.5px;opacity:.78;line-height:1.8;flex:1;}
.news-link{
  margin-top:16px;font-size:14px;font-weight:500;color:var(--red);display:inline-flex;align-items:center;gap:6px;
  transition:gap .25s;
}
.news-link:hover{gap:10px;}

/* ============ 活动报名 ============ */
.signup{background:var(--red-deep);color:var(--paper);position:relative;overflow:hidden;}
.signup::before{
  content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(247,241,227,.10);top:-160px;right:-120px;
}
.signup::after{
  content:"";position:absolute;width:300px;height:300px;border-radius:50%;
  border:1px solid rgba(247,241,227,.08);bottom:-120px;left:-80px;
}
.signup-grid{display:grid;grid-template-columns:6fr 5fr;gap:56px;align-items:center;position:relative;z-index:1;}
.signup-left .eyebrow{color:var(--gold);}
.signup-title{
  font-family:var(--display);font-weight:900;font-size:clamp(30px,3.4vw,42px);
  letter-spacing:.06em;line-height:1.4;color:var(--paper);margin-bottom:18px;
}
.signup-lead{font-size:16px;line-height:1.9;color:rgba(247,241,227,.86);margin-bottom:32px;}
.signup-img-wrap{border-radius:var(--radius);overflow:hidden;border:1px solid rgba(247,241,227,.25);}
.signup-img-wrap img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.form-card{
  background:var(--paper);color:var(--ink);border-radius:16px;padding:36px 34px;
  box-shadow:0 24px 60px rgba(0,0,0,.28);
}
.form-card h3{
  font-family:var(--display);font-weight:700;font-size:22px;margin-bottom:6px;letter-spacing:.04em;
}
.form-card .form-sub{font-size:13.5px;opacity:.6;margin-bottom:24px;}
.field{margin-bottom:20px;}
.field label{display:block;font-size:14px;font-weight:500;margin-bottom:8px;}
.field label .req{color:var(--red);margin-left:2px;}
.field input,.field select,.field textarea{
  width:100%;font-family:var(--body);font-size:15px;color:var(--ink);
  background:#fff;border:1px solid var(--hairline);border-radius:10px;
  padding:12px 14px;outline:none;transition:border-color .25s,box-shadow .25s;
}
.field textarea{resize:vertical;min-height:84px;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--red);box-shadow:0 0 0 3px rgba(200,35,44,.12);
}
.field .err{display:block;font-size:12.5px;color:var(--red);margin-top:6px;min-height:0;}
.btn-submit{
  width:100%;background:var(--gold);color:var(--ink);font-family:var(--body);
  font-size:17px;font-weight:700;letter-spacing:.2em;border:none;border-radius:999px;
  padding:15px 0;cursor:pointer;transition:filter .25s,transform .25s;
}
.btn-submit:hover{filter:brightness(1.06);transform:translateY(-1px);}
.form-note{font-size:12.5px;opacity:.55;text-align:center;margin-top:14px;}

/* toast */
.toast{
  position:fixed;left:50%;bottom:48px;transform:translate(-50%,20px);z-index:200;
  background:var(--ink);color:var(--paper);font-size:15px;padding:14px 28px;border-radius:999px;
  box-shadow:0 12px 30px rgba(0,0,0,.3);opacity:0;pointer-events:none;
  transition:opacity .35s,transform .35s;
}
.toast.show{opacity:1;transform:translate(-50%,0);}

/* ============ 页脚 ============ */
.footer{background:var(--ink);color:var(--paper);padding:64px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.3fr 1fr 1.2fr;gap:48px;padding-bottom:44px;
}
.footer h4{
  font-family:var(--display);font-weight:700;font-size:17px;margin-bottom:16px;letter-spacing:.06em;color:var(--gold);
}
.footer-brand{font-family:var(--display);font-weight:700;font-size:20px;margin-bottom:12px;letter-spacing:.04em;}
.footer p,.footer li,.footer a{font-size:14px;color:rgba(247,241,227,.72);line-height:2;}
.footer a{transition:color .25s;}
.footer a:hover{color:var(--gold);}
.footer ul{list-style:none;}
.footer-contact li{display:flex;gap:10px;align-items:baseline;}
.footer-contact .ic{color:var(--gold);flex:none;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(247,241,227,.14);padding:22px 0 26px;text-align:center;
}
.footer-bottom p{font-size:13px;color:rgba(247,241,227,.55);line-height:1.9;}
.footer-bottom .disclaimer{margin-top:4px;font-size:12.5px;color:rgba(247,241,227,.42);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .nav-links{gap:18px;}
  .nav-links a{font-size:14px;}
  .history-grid,.signup-grid{gap:36px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .nav-inner{padding:0 20px;height:64px;flex-wrap:wrap;}
  html{scroll-padding-top:72px;}
  .nav-toggle{display:flex;}
  .btn-nav-signup{display:none;}
  .nav-links{
    display:none;flex-direction:column;align-items:flex-start;gap:0;
    width:100%;margin-left:0;padding:8px 0 14px;
  }
  .nav-links.open{display:flex;}
  .nav-links a{width:100%;padding:12px 4px;font-size:16px;border-bottom:1px solid rgba(217,201,163,.35);}
  .nav-links a:last-child{border-bottom:none;}
  .nav-links .btn-nav-signup-m{
    display:inline-block;margin-top:12px;background:var(--red);color:#fff;
    padding:11px 26px;border-radius:999px;font-size:15px;width:auto;border:none;
  }
  .hero{min-height:92vh;}
  .hero-bg{object-position:70% center;}
  .hero-scrim{
    background:
      linear-gradient(180deg, rgba(247,241,227,.94) 0%, rgba(247,241,227,.88) 42%, rgba(247,241,227,.45) 72%, rgba(247,241,227,.2) 100%);
  }
  .hero-content{padding:110px 0 70px;max-width:none;}
  section{padding:64px 0;}
  .stat-grid,.props-grid,.master-grid,.news-grid{grid-template-columns:1fr;}
  .history-grid,.signup-grid{grid-template-columns:1fr;}
  .gallery-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:160px;}
  .g-wide{grid-column:span 2;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .form-card{padding:28px 22px;}
}
@media (max-width:420px){
  .gallery-grid{grid-auto-rows:130px;}
}

/* ============ 后台可编辑内容带来的补充样式 ============ */
.stat-num .stat-small{font-size:.55em;}
.hp-wrap{position:absolute;left:-9999px;top:-9999px;width:1px;height:1px;overflow:hidden;}
.master-blank{display:flex;align-items:center;justify-content:center;aspect-ratio:3/4;background:rgba(217,201,163,.28);color:var(--ink);font-size:14px;opacity:.6;}
.btn-submit:disabled{opacity:.65;cursor:default;transform:none;filter:none;}
.prop-card:nth-child(7) .prop-band{background:var(--red);}
.prop-card:nth-child(8) .prop-band{background:var(--green);}
.prop-card:nth-child(9) .prop-band{background:var(--rose);}
.prop-card:nth-child(10) .prop-band{background:var(--gold);}
.prop-card:nth-child(10) .prop-band .glyph{color:rgba(43,38,32,.85);}
.prop-card:nth-child(11) .prop-band{background:var(--green-bright);}
.prop-card:nth-child(12) .prop-band{background:var(--red-deep);}
.master-photo{background:rgba(217,201,163,.2);}