:root{
  --bg:#0d0b1e;
  --fg:#1a1333;
  --text:#232630;
  --muted:#4B5563;
  --primary:#6a4cff;
  --primary-600:#785bff;
  --pink:#ff5ca8;
  --gradient:linear-gradient(135deg,#8ec5fc 0%,#e0c3fc 35%,#ffaadd 100%);
  --radius:14px;
  --shadow:0 8px 30px rgba(14,10,37,.12);
  /* --container:1160px; */
  --container:1440px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;color:var(--text);background:#fff;font:16px/1.6 'Mulish',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial;
  /* 固定头部后，给页面添加上边距，避免内容被遮挡 */
  padding-top:64px;
}
/* 让任何带 id 的锚点有足够顶部空隙 */
[id]{scroll-margin-top:80px}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration: none;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.8rem 1.2rem;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;transition:.25s;}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-600));color:#fff;border:none;}
.btn-primary:hover{background:linear-gradient(135deg,var(--primary-600),var(--primary));transform:translateY(-1px);box-shadow:0 4px 12px rgba(37,99,235,.3)}
.btn-success{background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none}
.btn-success:hover{background:linear-gradient(135deg,#059669,#10b981);transform:translateY(-1px);box-shadow:0 4px 12px rgba(16,185,129,.3)}
.btn-outline{border-color:#e6e8ef;color:var(--text)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-ghost{background:#fff;color:var(--primary);border-color:#efeafe}
.btn-ghost:hover{border-color:var(--primary);box-shadow:0 8px 20px rgba(106,76,255,.18)}
.btn-sm{padding:.5rem .9rem;font-size:.9rem}

/* Header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:20;background:#fff;backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid #f0f2f7}
.nav{display:flex;align-items:center;height:84px;position:relative}
.brand{display:flex;gap:6px;text-decoration:none}
.brand-badge{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:6px;font-weight:800;color:#3c2a5a;background:#efeafe;border:1px solid #e7e1fb}
.primary-nav{display:flex;gap:50px;position: absolute;left: 50%;transform: translateX(-50%);}
.nav-link{color:#4b4f5c;text-decoration:none;font-weight:600;position:relative}
.nav-link.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:3px;background:var(--primary);border-radius:3px}
.nav-actions{display:flex;gap:10px}

/* Mobile Nav */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text);
  position: relative;
  transition: transform 0.3s, background-color 0.3s;
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: var(--text);
  left: 0;
  transition: transform 0.3s;
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  bottom: -8px;
}

.mobile-nav {
  display: none;
  flex-direction: column;
  background-color: #fff;
  position: absolute;
  top: 85px;
  left: 0;
  right: 0;
  padding: 20px;
  border-bottom: 1px solid #f0f2f7;
}

.mobile-nav .nav-link {
  padding: 10px 0;
  text-align: center;
}

/* Hero */
.hero{ position:relative;background: linear-gradient(90deg, rgb(17 24 39 / 68%) 0%, rgb(88 28 135 / 88%) 100%);color:#fff;padding:285px 0 310px;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:40px}
.hero-title{font-size:48px;line-height:1.15;margin:0 0 12px;font-weight:800}
.hero-services{line-height:1.3;margin:0;color:#f5f6ffcc;}
.hero-subtitle{margin:0 0 24px;color:#f5f6ffcc; line-height: 1.8;}
.hero-cta{display:flex;gap:14px}
.hero-figure .blob{filter:drop-shadow(0 20px 40px rgba(0,0,0,.25));}
.scroll-down{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);color:#fff;text-decoration:none;font-size:22px;opacity:.8}
.jqqd{width: 128px;height: 52px;border-radius: 50px 50px 50px 50px;background: linear-gradient(135deg, rgba(225,69,148,1) 14.6%,rgba(137,37,170,1) 85.4%);border:none}
.brsx{width: 128px;height: 52px;border-radius: 50px 50px 50px 50px;background-color: rgba(255,255,255,1);box-shadow: 0px 8px 20px 0px rgba(42,30,92,0.2);color:#581C87}

/* Section */
.section{padding:82px 0}
.section.alt{background:#FAF9F6}
.section-head{text-align:center;margin-bottom:26px}
.choir-logo{margin: 0 auto;}
.section-title{padding:50px 0 6px;margin: 0;font-size:36px;color:#2A1E5C}
.section-subtitle{margin:0;color:#555;font-size: 16px;}

.card-grid{display:grid;gap:18px}
.card-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width: 980px){
  .nav{justify-content:space-between}
  .hero-inner{grid-template-columns:1fr}
  .card-grid.three{grid-template-columns:1fr 1fr}
  .primary-nav { display: none; }
  .mobile-nav-toggle { display: block; }
  .choir-roles {
    grid-template-columns: 1fr !important;
  }
  .choir-gallery {
    grid-template-columns: 1fr !important;
  }
}
@media (max-width: 640px){.card-grid.three{grid-template-columns:1fr}}

.card{background:#fff;border:1px solid #eef0f6;border-radius:16px;box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column}
.card-media{background:#f6f7fb}
.card-media img{
  object-fit: cover;
  height: 240px;
  width: 100%;
}
.card-body{padding:16px 16px 18px}
.card-title{margin:0 0 6px;font-size:18px}
.card-text{margin:0 0 8px;color:#5b6070}
.card-link{font-weight:700;color:var(--primary);text-decoration:none}

/* SATB brand area */
.brand-section{padding:18px 0 74px;background:#fff}
.center{display:grid;place-items:center}
.satb{
  width: 162px;
  height: 52px;
  border-radius: 50px 50px 50px 50px;
  background-color: rgba(255,255,255,1);
  box-shadow: 0px 8px 20px 0px rgba(42,30,92,0.2);
  line-height: 52px;
  color: rgba(147,51,234,1);
  font-size: 16px;
  text-align: center;
  font-family: Poppins-semiBold;
  font-weight: bold;
  cursor: pointer;
}


/* Choir */
.choir-layout{
  max-width: 960px;
  margin: 0 auto;
  padding-top: 60px;
}
.choir-intro-card {
  background-color: #fff;
  border-radius: 8px;
  padding: 32px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.choir-intro-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.choir-intro-title {
  font-size: 20px;
  font-weight: bold;
  color: #2A1E5C;
}

.choir-intro-toggle {
  width: 16px;
  height: 16px;
  background-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="m18 15-6-6-6 6"/></svg>');
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 0.3s ease;
}

.choir-intro-card.collapsed .choir-intro-toggle {
  transform: rotate(180deg);
}

.choir-intro-card.collapsed .choir-intro-content,
.choir-intro-card.collapsed .choir-roles {
  display: none;
}

.choir-intro-content {
  margin-top: 16px;
  color: #374151;
  line-height: 1.8;
}

.choir-roles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 24px;
  background-color: #f7f8fa;
  padding: 24px;
  border-radius: 8px;
}

.choir-role-title {
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 12px;
}

.choir-role-list {
  list-style: none;
  padding: 0;
  margin: 0;
  color: #555;
}

.choir-role-item {
  position: relative;
  margin-bottom: 8px;
  color: #333;
  display: flex;
  align-items: center;
}
.choir-role-item svg{
  margin-right: 10px;
}

.choir-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  /*margin-top: 80px;*/
}

.choir-gallery-item img {
  width: 100%;
  height: 348px;
  object-fit: cover;
}

.choir-join {
  text-align: center;
  margin-top: 40px;
}

.choir-join .btn {
  background-color: #2A1E5C;
  color: #fff;
  padding: 10px 32px;
  border-radius: 50px;
  font-weight: bold;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.3s;
}

.choir-join .btn:hover {
  background-color: #4a3e8c;
}

/* Tabs */
.tabs{display:flex;gap:40px;justify-content:center;margin-top:40px}
.tab{padding:10px 20px;border-radius:999px;border:none;background:transparent;color:#333;font-size:16px;cursor:pointer;font-weight: bold;}
.tab.is-active,.tab:hover{color:#3b82f6}

@media (max-width: 768px) {
  .tabs {
    flex-wrap: wrap;
    gap: 10px;
  }
}
/* Footer */
.site-footer {
  background-color: #2A1E5C;
  color: #fff;
  padding: 60px 0 0;
  font-size: 14px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-col {
  flex: 1;
}

.footer-col h4 {
  font-size: 18px;
  margin-bottom: 20px;
}
.footer-right{
  padding-left: 100px;
}
.footer-col p {
  color: #D1D5DB;
  line-height: 1.8;
}

.social-icons {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.social-icon {
  width: 40px;
  height: 40px;
  background-color: #4A3E8C;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.footer-logo-col {
  display: flex;
  justify-content: center;
  align-items: center;
}

.footer-logo-col img {
  max-width: 200px;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.contact-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
  color: #D1D5DB;
}

.contact-list i {
  width: 20px;
  height: 20px;
  /* Placeholder for icons */
  background-color: #6D28D9;
}

.footer-bottom {
  border-top: 1px solid rgba(55,65,81,1);

  padding: 20px 0;
  text-align: center;
  color: #9CA3AF;
  font-size: 12px;
}

@media (max-width: 860px) {
  .footer-top {
    flex-direction: column;
    text-align: center;
  }

  .social-icons {
    justify-content: center;
  }

  .contact-list li {
    justify-content: center;
  }
}

/* Audio Products */
.audio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.audio-card {
  background: #fff;
  border: 1px solid #eef0f6;
  border-radius: 16px;
  box-shadow: 0 8px 30px rgba(14,10,37,.12);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.audio-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(14,10,37,.15);
}

.audio-cover {
  position: relative;
  overflow: hidden;
}

.audio-cover img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.audio-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0,0,0,0.7);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
}

.audio-info {
  padding: 20px;
}

.audio-title {
  margin: 0 0 8px;
  font-size: 18px;
  color: #2A1E5C;
}

.audio-desc {
  margin: 0 0 12px;
  color: #5b6070;
  font-size: 14px;
  line-height: 1.5;
}

.audio-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.audio-price {
  font-size: 20px;
  font-weight: bold;
  color: #e91e63;
}

.audio-sales {
  font-size: 14px;
  color: #888;
}

.audio-actions {
  display: flex;
  gap: 10px;
  padding: 0 20px 20px;
}

.audio-actions .btn {
  flex: 1;
  padding: 10px 16px;
  font-size: 14px;
}

/* Audio Player */
.audio-player {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 1px solid #eef0f6;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
  z-index: 1000;
  padding: 16px 0;
}

.audio-player-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.player-info {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 300px;
}

.player-cover {
  width: 50px;
  height: 50px;
  border-radius: 8px;
  object-fit: cover;
}

.player-details h4 {
  margin: 0 0 4px;
  font-size: 14px;
  color: #2A1E5C;
}

.player-details p {
  margin: 0;
  font-size: 12px;
  color: #5b6070;
}

.player-controls {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 16px;
}

.player-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: #2A1E5C;
  transition: color 0.3s;
}

.player-btn:hover {
  color: var(--primary);
}

.player-progress {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 12px;
}

.progress-bar {
  flex: 1;
  height: 4px;
  background: #eef0f6;
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}

.progress-bar::-webkit-slider-thumb {
  width: 12px;
  height: 12px;
  background: var(--primary);
  border-radius: 50%;
  cursor: pointer;
}

.time-display {
  display: flex;
  gap: 8px;
  font-size: 12px;
  color: #5b6070;
}

/* Payment Modal */
.payment-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.payment-modal-content {
  background: #fff;
  border-radius: 16px;
  width: 90%;
  max-width: 400px;
  max-height: 90vh;
  overflow-y: auto;
}

.payment-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  border-bottom: 1px solid #eef0f6;
}

.payment-header h3 {
  margin: 0;
  color: #2A1E5C;
}

.close-btn {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: #5b6070;
}

.payment-body {
  padding: 20px;
}

.payment-info {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.payment-cover {
  width: 80px;
  height: 80px;
  border-radius: 8px;
  object-fit: cover;
}

.payment-details h4 {
  margin: 0 0 8px;
  font-size: 16px;
  color: #2A1E5C;
}

.payment-details p {
  margin: 0;
  font-size: 20px;
  font-weight: bold;
  color: #e91e63;
}

.payment-qr {
  text-align: center;
}

.qr-code {
  width: 200px;
  height: 200px;
  margin: 0 auto 16px;
  border: 1px solid #eef0f6;
  border-radius: 8px;
  padding: 10px;
}

.qr-code img {
  width: 100%;
  height: 100%;
}

.qr-tip {
  color: #5b6070;
  font-size: 14px;
}

@media (max-width: 768px) {
  .audio-grid {
    grid-template-columns: 1fr;
  }

  .audio-player-container {
    flex-direction: column;
    gap: 12px;
  }

  .player-info {
    flex: none;
    width: 100%;
    justify-content: center;
  }

  .player-controls {
    flex-direction: column;
    gap: 12px;
  }

  .player-progress {
    width: 100%;
  }
}

@import url('https://fonts.googleapis.com/css2?family=Mulish:wght@400;600;700;800&display=swap');