/* ============ 落地页 · 暗色玻璃拟态 ============ */
.landing { min-height: 100vh; overflow-x: hidden; }

/* 顶部导航 */
.lnav {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; gap: 32px;
  padding: 0 6vw; height: 72px;
  background: rgba(15, 23, 42, .55);
  backdrop-filter: blur(24px) saturate(1.6);
  -webkit-backdrop-filter: blur(24px) saturate(1.6);
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.lnav .brand { display: flex; align-items: center; gap: 13px; }
.lnav .brand b { font-size: 21px; font-weight: 600; }
.lnav .links { display: flex; gap: 30px; margin-left: auto; }
.lnav .links a { font-size: 14.5px; color: var(--ink-2); transition: color .15s; }
.lnav .links a:hover { color: #c4b5fd; }
.lnav .acts { display: flex; gap: 12px; }

/* Hero */
.hero {
  position: relative;
  padding: 11vh 6vw 0;
  display: flex;
  gap: 40px;
  align-items: center;
  min-height: 90vh;
  overflow: hidden;
}
.hero-art { display: none; }
.hero-inner { position: relative; z-index: 2; max-width: 680px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13.5px; font-weight: 500;
  color: #ddd6fe;
  border: 1px solid rgba(167, 139, 250, .5);
  padding: 6px 18px;
  border-radius: 999px;
  background: rgba(99, 102, 241, .16);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  margin-bottom: 30px;
}
.hero h1 {
  font-size: clamp(42px, 5.6vw, 70px);
  font-weight: 700;
  line-height: 1.18;
  margin-bottom: 18px;
  background: linear-gradient(115deg, #ffffff 25%, #c4b5fd 60%, #818cf8 95%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero .sub {
  font-size: clamp(19px, 2.1vw, 25px);
  font-weight: 500;
  color: var(--ink-2);
  margin-bottom: 24px;
}
.hero .desc { color: var(--ink-2); font-size: 16px; max-width: 560px; margin-bottom: 42px; line-height: 1.9; }
.hero .cta { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.hero .free-note {
  margin-top: 22px; font-size: 14px; color: #6ee7b7;
  display: flex; align-items: center; gap: 8px;
}
.hero-vpoem { display: none; }
.hero-stats {
  position: relative; z-index: 2;
  display: flex; gap: 0; margin-top: 44px;
  background: rgba(255, 255, 255, .07);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: 18px;
  max-width: 680px;
  box-shadow: var(--glass-hi), var(--shadow);
}
.hero-stats .st {
  flex: 1; padding: 22px 12px; text-align: center;
  border-right: 1px solid rgba(255, 255, 255, .1);
}
.hero-stats .st:last-child { border-right: none; }
.hero-stats .st b { display: block; font-size: 28px; font-weight: 700; color: #a78bfa; }
.hero-stats .st span { font-size: 12.5px; color: var(--ink-3); }

/* 区块通用 */
.section { padding: 88px 6vw; position: relative; }
.section.alt { background: rgba(255, 255, 255, .035); border-top: 1px solid rgba(255, 255, 255, .08); border-bottom: 1px solid rgba(255, 255, 255, .08); }
.sec-head { text-align: center; margin-bottom: 52px; }
.sec-head .zh { font-size: clamp(26px, 3vw, 34px); font-weight: 700; }
.sec-head .en { font-size: 12px; letter-spacing: 5px; color: var(--ink-3); margin-top: 10px; text-transform: uppercase; }
.sec-head::after {
  content: ''; display: block; width: 48px; height: 3px;
  background: var(--brand-grad);
  margin: 20px auto 0; border-radius: 2px;
}

/* 流程步骤 */
.flow { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; max-width: 1200px; margin: 0 auto; }
.flow .step {
  background: rgba(255, 255, 255, .07);
  backdrop-filter: blur(22px) saturate(1.5);
  -webkit-backdrop-filter: blur(22px) saturate(1.5);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius);
  padding: 30px 28px 26px;
  position: relative;
  box-shadow: var(--glass-hi), var(--shadow);
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.flow .step:hover { transform: translateY(-5px); box-shadow: 0 16px 48px rgba(124, 58, 237, .3); border-color: rgba(167, 139, 250, .5); }
.flow .step .no {
  position: absolute; top: 18px; right: 22px;
  font-size: 42px; font-weight: 700;
  color: rgba(167, 139, 250, .22);
  line-height: 1;
}
.flow .step .ic { font-size: 32px; margin-bottom: 16px; }
.flow .step h3 { font-size: 18.5px; font-weight: 600; margin-bottom: 10px; }
.flow .step p { font-size: 13.5px; color: var(--ink-2); line-height: 1.85; }
.flow .step .tagline { margin-top: 14px; display: inline-block; font-size: 12px; font-weight: 500; color: #c4b5fd; border: 1px solid rgba(167, 139, 250, .45); background: rgba(99, 102, 241, .14); padding: 3px 12px; border-radius: 999px; }

/* 工坊四柱 */
.pillars { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; max-width: 1100px; margin: 0 auto; }
.pillar {
  display: flex; gap: 22px; align-items: flex-start;
  background: rgba(255, 255, 255, .07);
  backdrop-filter: blur(22px) saturate(1.5);
  -webkit-backdrop-filter: blur(22px) saturate(1.5);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--glass-hi), var(--shadow);
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.pillar:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(124, 58, 237, .3); border-color: rgba(167, 139, 250, .5); }
.pillar .pic {
  width: 66px; height: 66px; flex: none;
  display: flex; align-items: center; justify-content: center;
  font-size: 31px;
  background: linear-gradient(135deg, rgba(99, 102, 241, .28), rgba(168, 85, 247, .18));
  border: 1px solid rgba(167, 139, 250, .4);
  border-radius: 50%;
}
.pillar h3 { font-size: 19.5px; font-weight: 600; margin-bottom: 8px; }
.pillar p { font-size: 13.5px; color: var(--ink-2); }
.pillar .fine { margin-top: 10px; font-size: 12.5px; color: #7dd3fc; }

/* 定价 */
.pricing { display: grid; grid-template-columns: repeat(2, minmax(300px, 420px)); gap: 28px; justify-content: center; }
.price-card {
  position: relative;
  background: rgba(255, 255, 255, .07);
  backdrop-filter: blur(22px) saturate(1.5);
  -webkit-backdrop-filter: blur(22px) saturate(1.5);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 20px;
  padding: 44px 40px;
  box-shadow: var(--glass-hi), var(--shadow);
  text-align: center;
}
.price-card.feat {
  border: 1.5px solid rgba(167, 139, 250, .7);
  box-shadow: 0 16px 56px rgba(124, 58, 237, .35), var(--glass-hi);
  background: linear-gradient(170deg, rgba(99, 102, 241, .16), rgba(255, 255, 255, .07));
}
.price-card .plan { font-size: 21px; font-weight: 600; }
.price-card .amount { margin: 22px 0 6px; }
.price-card .amount b { font-size: 56px; font-weight: 700; color: #a78bfa; }
.price-card .amount span { font-size: 15px; color: var(--ink-3); margin-left: 8px; }
.price-card ul { list-style: none; margin: 26px 0 34px; text-align: left; }
.price-card li { padding: 10px 0 10px 28px; position: relative; font-size: 14px; color: var(--ink-2); border-bottom: 1px dashed rgba(255, 255, 255, .14); }
.price-card li::before { content: '✦'; position: absolute; left: 4px; color: #a78bfa; font-size: 12px; }
.price-card .corner {
  position: absolute; top: 20px; right: -1px;
  background: var(--brand-grad); color: #fff;
  font-size: 12px; font-weight: 600;
  padding: 4px 14px 4px 18px;
  border-radius: 10px 0 0 10px;
  box-shadow: 0 4px 16px rgba(124, 58, 237, .45);
}

/* 联系 */
.contact-wrap { max-width: 1000px; margin: 0 auto; }
.contact-big {
  display: flex; gap: 40px; align-items: center;
  background: linear-gradient(150deg, rgba(99, 102, 241, .18), rgba(255, 255, 255, .07));
  backdrop-filter: blur(26px) saturate(1.5);
  -webkit-backdrop-filter: blur(26px) saturate(1.5);
  border: 1.5px solid rgba(167, 139, 250, .65);
  border-radius: 24px;
  padding: 48px 52px;
  box-shadow: 0 16px 60px rgba(124, 58, 237, .32), var(--glass-hi);
  position: relative;
  overflow: hidden;
}
.contact-big::before { content: none; }
.contact-big .wx-id {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 700;
  color: #ddd6fe;
  word-break: break-all;
}
.contact-big .lab { font-size: 13.5px; color: var(--ink-3); margin-bottom: 12px; }
.contact-big .note { margin-top: 14px; font-size: 14px; color: var(--ink-2); }
.contact-qr { width: 160px; flex: none; text-align: center; }
.contact-qr .qrbox {
  width: 160px; height: 160px;
  background: #fff;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; color: #64748b;
  overflow: hidden;
}
.contact-qr img { width: 100%; height: 100%; object-fit: cover; }
.contact-qr .cap { font-size: 12.5px; margin-top: 10px; color: var(--ink-3); }

/* FAQ */
.faq { max-width: 780px; margin: 0 auto; }
.faq .qa { border-bottom: 1px solid rgba(255, 255, 255, .1); padding: 20px 6px; }
.faq .qa h4 { font-size: 16.5px; font-weight: 600; margin-bottom: 8px; }
.faq .qa h4::before { content: '问 '; color: #a78bfa; font-size: 13px; }
.faq .qa p { font-size: 14px; color: var(--ink-2); }

/* 页脚 */
.lfooter {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 40px 6vw 46px;
  display: flex; gap: 20px; align-items: center; justify-content: space-between;
  flex-wrap: wrap;
  color: var(--ink-3); font-size: 13.5px;
}
.lfooter .fbrand { display: flex; align-items: center; gap: 11px; }
.lfooter .wx { font-size: 14.5px; color: #c4b5fd; }

@media (max-width: 960px) {
  .flow { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: 1fr; }
  .pricing { grid-template-columns: 1fr; }
  .lnav .links { display: none; }
  .contact-big { flex-direction: column; text-align: center; }
  .contact-big .note { text-align: center; }
}