@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Noto+Serif+SC:wght@500;700&display=swap');

:root{
  --bg:#f7f5ef;
  --ink:#151812;
  --muted:#6f7468;
  --line:rgba(21,24,18,.12);
  --green:#d5fe53;
  --deep:#172014;
  --card:#fffdf7;
  --soft:#e8eadc;
  --shadow:0 30px 90px rgba(19,28,16,.13);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
[id]{scroll-margin-top:80px}
#leadForm{scroll-margin-top:40vh}
body{
  margin:0;
  font-family:Inter, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle at 15% 10%, rgba(213,254,83,.28), transparent 28%),
    radial-gradient(circle at 80% 0%, rgba(255,255,255,.8), transparent 30%),
    var(--bg);
  overflow-x:hidden;
}

.page-noise{
  position:fixed; inset:0; pointer-events:none; z-index:20; opacity:.24;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.18'/%3E%3C/svg%3E");
}

a{color:inherit;text-decoration:none}
.nav{
  position:sticky; top:0; z-index:10;
  display:flex; align-items:center; justify-content:space-between;
  padding:20px clamp(20px, 4vw, 64px);
  backdrop-filter: blur(18px);
  background:rgba(247,245,239,.72);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.03em}
.brand-logo{
  width:36px;height:36px;border-radius:50%;
  object-fit:cover;
}
.nav-links{display:flex;gap:30px;font-size:14px;color:var(--muted)}
.nav-links a:hover{color:var(--ink)}
.nav-cta{
  padding:12px 18px;border:1px solid var(--ink);border-radius:999px;font-size:14px;font-weight:700;
}
.nav-cta:hover{background:var(--ink);color:var(--green)}

.hero{
  min-height:calc(100vh - 78px);
  display:grid; grid-template-columns:1.05fr .95fr; gap:52px; align-items:center;
  padding:64px clamp(20px, 6vw, 96px) 72px;
}
.eyebrow{
  margin:0 0 18px;
  font-size:12px; letter-spacing:.18em; text-transform:uppercase; font-weight:800; color:var(--muted);
}
h1,h2,h3,p{margin-top:0}
h1{
  font-family:"Noto Serif SC", serif;
  font-size:clamp(54px, 8vw, 112px);
  line-height:.96; letter-spacing:-.075em; margin-bottom:26px;
}
.hero-desc{
  max-width:620px; color:var(--muted); font-size:19px; line-height:1.9;
}
.hero-actions{display:flex;gap:14px;margin:36px 0 42px;flex-wrap:wrap}
.primary-btn,.secondary-btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:52px;padding:0 24px;border-radius:999px;font-weight:800;
}
.primary-btn{background:var(--ink);color:var(--green);box-shadow:var(--shadow)}
.secondary-btn{border:1px solid var(--line);background:rgba(255,255,255,.35)}
.hero-metrics{display:flex;gap:28px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:24px}
.hero-metrics div{min-width:120px}
.hero-metrics strong{display:block;font-size:34px;letter-spacing:-.05em}
.hero-metrics span{font-size:13px;color:var(--muted)}

.hero-visual{position:relative;min-height:650px}
.image-card{
  position:absolute;border-radius:36px;overflow:hidden;background:var(--card);box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.8)
}
.image-main{inset:20px 0 0 40px}
.visual-placeholder{
  position:relative;
  height:100%; min-height:620px; display:flex; align-items:flex-end; padding:34px;
  background:
    linear-gradient(160deg, rgba(21,24,18,.12), rgba(21,24,18,.46)),
    radial-gradient(circle at 50% 30%, rgba(255,255,255,.72), transparent 23%),
    linear-gradient(135deg, #cfd8bf, #efede1 46%, #aab79b);
}
.visual-placeholder span{
  position:relative;
  z-index:2;
  font-family:"Noto Serif SC", serif;font-size:31px;color:white;letter-spacing:-.05em;
  text-shadow:0 8px 30px rgba(0,0,0,.28);
}
.visual-placeholder.soft{
  min-height:520px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.1), rgba(21,24,18,.28)),
    radial-gradient(circle at 40% 35%, #fffff7 0 10%, transparent 18%),
    linear-gradient(135deg, #eee9db, #c9d2b9 50%, #8fa083);
}

/* 轮播图样式 */
.carousel {
  position: relative;
  height: 100%;
  min-height: 620px;
  overflow: hidden;
  border-radius: 36px;
}
.carousel-track {
  display: flex;
  height: 100%;
  transition: transform 0.5s ease-in-out;
}
.carousel-slide {
  flex: 0 0 100%;
  height: 100%;
  min-height: 620px;
}
.carousel-slide img {
  width: 100%;
  height: 100%;
  min-height: 620px;
  object-fit: cover;
  display: block;
}
.carousel-text {
  position: absolute;
  bottom: 34px;
  left: 34px;
  right: 34px;
  z-index: 2;
}
.carousel-text span {
  font-family: "Noto Serif SC", serif;
  font-size: 31px;
  color: white;
  letter-spacing: -.05em;
  text-shadow: 0 8px 30px rgba(0,0,0,.28);
}
.carousel-indicators {
  position: absolute;
  bottom: 40px;
  right: 34px;
  display: flex;
  gap: 8px;
  z-index: 3;
}
.indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  padding: 0;
  transition: all 0.3s ease;
}
.indicator.active {
  background: white;
  width: 24px;
  border-radius: 4px;
}
.indicator:hover {
  background: rgba(255,255,255,0.8);
}
.floating-card{
  position:absolute; background:rgba(255,253,247,.86); backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,.78); border-radius:24px; padding:18px 20px;
  box-shadow:0 20px 60px rgba(19,28,16,.12);
}
.floating-card span{display:block;color:var(--muted);font-size:12px;margin-bottom:8px}
.floating-card strong{font-size:16px}
.card-top{top:70px;left:0}
.card-bottom{right:-4px;bottom:80px}

.intro{
  padding:70px clamp(20px, 10vw, 180px);
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
}
.intro p{
  font-family:"Noto Serif SC", serif; font-size:clamp(30px,4vw,58px); line-height:1.35; letter-spacing:-.06em;
  max-width:1120px; margin:0 auto; text-align:center;
}

.section{padding:112px clamp(20px, 6vw, 96px)}
.split{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px}
h2{
  font-family:"Noto Serif SC", serif; font-size:clamp(38px,5vw,72px); line-height:1.08; letter-spacing:-.07em; margin-bottom:22px;
}
.section-head{max-width:850px;margin-bottom:44px}
.section-head p{color:var(--muted);font-size:18px;line-height:1.8}

.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.feature-grid article,.coach-cards article,.price-grid article{
  background:rgba(255,253,247,.7); border:1px solid var(--line); border-radius:28px; padding:30px;
}
.feature-grid span,.timeline span,.price-grid span{
  display:inline-block;margin-bottom:34px;color:var(--muted);font-weight:800;font-size:12px;letter-spacing:.12em
}
.feature-grid h3,.coach-cards h3,.timeline h3,.price-grid h3{font-size:24px;letter-spacing:-.04em;margin-bottom:12px}
.feature-grid p,.coach-cards p,.timeline p,.price-grid p,.editorial-copy p{color:var(--muted);line-height:1.8}

.editorial{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;background:#ebe9df}
.editorial-visual{border-radius:36px;overflow:hidden;box-shadow:var(--shadow)}
.editorial-image{width:100%;height:100%;object-fit:cover;display:block;min-height:520px}
.placeholder-image{
  position:absolute;
  top:0;left:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:0.9;
}
.coach-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.coach-cards article{min-height:230px}

.process{background:var(--deep);color:#f9f7ef}
.process .eyebrow,.process .section-head p,.process .timeline p,.process .timeline span{color:rgba(249,247,239,.64)}
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid rgba(255,255,255,.16)}
.timeline div{padding:34px 26px;border-right:1px solid rgba(255,255,255,.16)}
.timeline div:last-child{border-right:0}

.price-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.price-grid article{min-height:310px;position:relative}
.price-grid .featured{
  background:var(--ink);color:var(--green);transform:translateY(-18px);box-shadow:var(--shadow)
}
.price-grid .featured p,.price-grid .featured span{color:rgba(213,254,83,.72)}
.price-grid strong{position:absolute;bottom:30px;font-size:15px}

.trial{
  margin:0 clamp(20px,6vw,96px) 92px;
  padding:60px;
  display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:start;
  border-radius:44px;background:var(--green);box-shadow:var(--shadow);
}
.trial p{color:rgba(21,24,18,.72);line-height:1.8}
.lead-form{
  background:rgba(255,255,255,.72);border-radius:30px;padding:26px;display:grid;gap:16px;
  border:1px solid rgba(255,255,255,.8)
}
label{font-size:13px;font-weight:800;color:rgba(21,24,18,.72)}
input,select{
  margin-top:8px;width:100%;border:1px solid rgba(21,24,18,.12);border-radius:16px;
  padding:15px 16px;background:white;font:inherit;color:var(--ink);outline:none;
}
input:focus,select:focus{border-color:var(--ink)}
button{
  border:0;background:var(--ink);color:var(--green);border-radius:999px;padding:17px 20px;font-weight:900;font:inherit;cursor:pointer;
}
button:hover{transform:translateY(-1px)}
.form-note{font-size:12px!important;margin:0;color:rgba(21,24,18,.54)!important}

.footer{
  padding:48px clamp(20px,6vw,96px);border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:30px;align-items:flex-start;
}
.footer p{max-width:420px;color:var(--muted);line-height:1.8;margin:18px 0 0}
.footer-links{display:flex;gap:22px;flex-wrap:wrap;color:var(--muted);font-size:14px}

@media (max-width: 980px){
  .nav-links{display:none}
  .hero,.split,.editorial,.trial{grid-template-columns:1fr}
  .hero-visual{min-height:560px}
  .image-main{inset:0}
  .coach-cards,.timeline,.price-grid,.feature-grid{grid-template-columns:1fr 1fr}
  .timeline div:nth-child(2){border-right:0}
  .timeline div{border-bottom:1px solid rgba(255,255,255,.16)}
}
@media (max-width: 640px){
  .nav{padding:16px 18px}
  .nav-cta{display:none}
  .hero{padding:42px 20px 60px}
  .hero-actions{display:grid}
  .hero-metrics{gap:18px}
  .hero-visual{min-height:480px}
  .visual-placeholder{min-height:480px}
  .floating-card{display:none}
  .intro{padding:54px 22px}
  .section{padding:74px 20px}
  .coach-cards,.timeline,.price-grid,.feature-grid{grid-template-columns:1fr}
  .timeline div{border-right:0}
  .price-grid .featured{transform:none}
  .trial{margin:0 20px 58px;padding:28px;border-radius:32px}
  .footer{display:block}
  .footer-links{margin-top:28px}
  /* 轮播图移动端适配 */
  .carousel{min-height:480px}
  .carousel-slide{min-height:480px}
  .carousel-slide img{min-height:480px}
  .carousel-text{bottom:60px;left:20px;right:20px}
  .carousel-text span{font-size:24px}
  .carousel-indicators{bottom:20px;right:50%;transform:translateX(50%)}
}

/* 弹窗样式 */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}
.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}
.modal-content {
  position: relative;
  background: white;
  border-radius: 24px;
  overflow: hidden;
  max-width: 90vw;
  max-height: 90vh;
  transform: scale(0.9);
  transition: transform 0.3s ease;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.3);
}
.modal-overlay.active .modal-content {
  transform: scale(1);
}
.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  color: #333;
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all 0.2s ease;
}
.modal-close:hover {
  background: white;
  transform: scale(1.1);
}
.modal-image {
  display: block;
  max-width: 420px;
  max-height: 80vh;
  width: auto;
  height: auto;
}
@media (max-width: 640px) {
  .modal-image {
    max-width: 90vw;
  }
}