:root{
  --muted:#64748b;
  --white:#ffffff;
  --blue:#2563eb;
  --orange:#f97316;
  --shadow: 0 12px 30px rgba(0,0,0,.12);
  --radius: 18px;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: Arial, sans-serif;
  color:#0b1220;
  background:#f6f7fb;
}

.container{
  width:min(1100px, 92vw);
  margin:0 auto;
}

/* ===== topbar ===== */
.topbar{
  position: sticky;
  top:0;
  z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom:1px solid #eef2f7;
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:18px;
  padding:14px 0;
}
.brand{display:flex; align-items:center; gap:12px;}
.brand-mark{
  width:42px; height:42px; border-radius:14px;
  display:flex; align-items:center; justify-content:center;
  background: linear-gradient(135deg, var(--blue), #60a5fa);
  color:#fff; font-weight:700;
}
.brand-title{font-weight:700;}
.brand-sub{font-size:12px; color:var(--muted); margin-top:2px;}

.nav{display:flex; gap:14px; margin-left:10px; flex:1;}
.nav a{
  text-decoration:none; color:#111827;
  font-size:14px; padding:8px 10px; border-radius:12px;
}
.nav a:hover{background:#f1f5f9;}
.nav-login{border:1px solid #e5e7eb;}

.actions{display:flex; gap:10px;}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:10px 14px; border-radius:14px;
  text-decoration:none; border:1px solid transparent;
  font-weight:600; font-size:14px;
}
.btn-primary{background: var(--orange); color:#fff;}
.btn-primary:hover{filter: brightness(.95);}
.btn-ghost{background:#fff; border-color:#e5e7eb; color:#111827;}
.btn-ghost:hover{background:#f8fafc;}

/* ===== hero ===== */
.hero{
  position: relative;            /* ✅ 让 book-fly 能绝对定位在 hero 里 */
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:26px;
  padding:26px 0 12px;
  align-items:center;
}

.hero-left{
  margin-top: 218px;              /* ✅ 左侧内容区整体下移（你要更低就改 70px） */
}

.pill{
  display:inline-block;
  padding:6px 10px;
  border-radius:999px;
  background:#eef2ff;
  color:#3730a3;
  font-size:12px;
  font-weight:700;
}
.hero h1{
  margin:12px 0 10px;
  font-size:34px;
  line-height:1.2;
}
.hero-desc{
  margin:0;
  color:#334155;
  line-height:1.7;
}
.hero-cta{display:flex; gap:10px; margin-top:16px;}
.hero-metrics{
  display:flex; gap:10px; margin-top:18px;
}
.metric{
  flex:1;
  background:#fff;
  border:1px solid #eef2f7;
  border-radius: var(--radius);
  padding:12px 12px;
  box-shadow: 0 8px 18px rgba(15,23,42,.06);
}
.metric-num{font-weight:800; font-size:18px;}
.metric-label{color:var(--muted); font-size:12px; margin-top:4px;}

/* ===== 练习册：飞到左侧内容上方，不挡手机 ===== */
.book-fly{
  position: absolute;
  left: 44px;                    /* ✅ 书水平位置（更靠右就增大） */
  top: 12px;                     /* ✅ 书垂直位置（更靠下就增大） */
  width: 220px;                  /* ✅ 书大小 */
  border-radius: 16px;
  box-shadow: 0 14px 28px rgba(0,0,0,.22);
  z-index: 20;                   /* ✅ 压在左侧内容区上方 */
  opacity: 0;
  transform: translateX(-70px) rotate(-6deg);
  animation: bookSlideIn 1.1s ease-out .15s forwards;
}

@keyframes bookSlideIn{
  to{
    opacity: 1;
    transform: translateX(0) rotate(-4deg);
  }
}

/* ===== 右侧手机展示（只显示 app，不飘动） ===== */
.hero-right{display:flex; flex-direction:column; align-items:center;}

.showcase{
  position: relative;
  width: 360px;
  height: 660px;
  display:flex;
  align-items:center;
  justify-content:center;
}

.phone{
  width:320px;
  height:640px;
  border-radius: 44px;
  background: linear-gradient(180deg,#0b1220,#0f1a2e);
  box-shadow: var(--shadow);
  position: relative;
  overflow:hidden;
  border: 1px solid rgba(255,255,255,.12);
}
.phone-notch{
  position:absolute; top:12px; left:50%;
  transform:translateX(-50%);
  width:120px; height:28px;
  border-radius: 999px;
  background: rgba(0,0,0,.35);
}

/* ✅ 手机内容区域更“满”，减少被挤压 */
.phone-stage{
  position:absolute;
  inset: 50px 12px 12px 12px;   /* 上/右/下/左：你还想更大可改 46px 10px 10px 10px */
  border-radius: 32px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.10);
  overflow:hidden;
}

/* ✅ 小程序主页完整显示、不裁切、重点靠上 */
.app-in{
  width:100%;
  height:100%;
  object-fit: contain;          /* 关键：完整显示 */
  object-position: top;         /* 重点在上方 */
  display:block;
  border-radius: 32px;
  background: #fff;             /* 留白时是白底 */
}

.phone-glow{
  position:absolute; inset:-40px;
  background: radial-gradient(circle at 30% 20%, rgba(249,115,22,.22), transparent 40%),
              radial-gradient(circle at 70% 60%, rgba(37,99,235,.22), transparent 45%);
  pointer-events:none;
}

.hint{
  margin-top:10px;
  color: var(--muted);
  font-size:12px;
  text-align:center;
  max-width: 360px;
}

/* ===== sections / cards / form ===== */
.section{padding:46px 0;}
.section.alt{background:#fff; border-top:1px solid #eef2f7; border-bottom:1px solid #eef2f7;}
.section h2{margin:0 0 8px; font-size:24px;}
.section-sub{margin:0 0 18px; color:var(--muted);}

.grid3{display:grid; grid-template-columns: repeat(3, 1fr); gap:14px;}
.grid2{display:grid; grid-template-columns: repeat(2, 1fr); gap:14px;}

.card{
  background:#fff;
  border:1px solid #eef2f7;
  border-radius: var(--radius);
  padding:16px;
  box-shadow: 0 10px 22px rgba(15,23,42,.06);
}
.card h3{margin:0 0 8px;}
.card p{margin:0; color:#334155; line-height:1.7;}

.form-card{
  background:#fff;
  border:1px solid #eef2f7;
  border-radius: var(--radius);
  padding:18px;
  box-shadow: 0 10px 22px rgba(15,23,42,.06);
}
.form .row{display:grid; grid-template-columns: repeat(2, 1fr); gap:12px; margin-bottom:12px;}
.field label{display:block; font-size:12px; color:var(--muted); margin-bottom:6px;}
.field input, .field select{
  width:100%;
  padding:12px 12px;
  border-radius: 14px;
  border:1px solid #e5e7eb;
  outline:none;
  font-size:14px;
}
.field input:focus, .field select:focus{border-color:#94a3b8;}
.form-actions{display:flex; align-items:center; gap:12px;}
.muted{color:var(--muted); font-size:12px;}

/* ===== footer ===== */
.footer{
  padding:22px 0;
  border-top:1px solid #eef2f7;
  background:#fff;
}
.footer-inner{display:flex; justify-content:space-between; gap:10px; flex-wrap:wrap;}

/* ===== responsive ===== */
@media (max-width: 980px){
  .hero{grid-template-columns: 1fr; }
  .nav{display:none;}
  .grid3{grid-template-columns: 1fr;}
  .grid2{grid-template-columns: 1fr;}
  .form .row{grid-template-columns: 1fr;}
  .showcase{width: 100%; height: auto;}
  .phone{width:300px; height:600px;}
  .book-fly{
    left: 16px;
    top: 10px;
    width: 180px;
  }
}
/* 手机内截图轮播：淡入淡出 */
.phone-stage{ position:absolute; overflow:hidden; }

.app-slide{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit: contain;
  object-position: top;
  background:#fff;
  opacity:0;
  transition: opacity .6s ease;
  border-radius: 32px;
}

.app-slide.is-active{
  opacity:1;
}
/* ===== 加盟政策对照表 ===== */
.policy-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:12px;
  margin-bottom: 12px;
}

.policy-table-wrap{
  background:#fff;
  border:1px solid #eef2f7;
  border-radius: var(--radius);
  box-shadow: 0 10px 22px rgba(15,23,42,.06);
  overflow:hidden;
}

.policy-table{
  width:100%;
  border-collapse: collapse;
  font-size:14px;
}

.policy-table thead th{
  background:#f8fafc;
  color:#0f172a;
  text-align:left;
  padding:12px 12px;
  border-bottom:1px solid #eef2f7;
  white-space:nowrap;
}

.policy-table td{
  padding:12px 12px;
  border-bottom:1px solid #eef2f7;
  vertical-align:top;
}

.policy-table tbody tr:hover{
  background:#fbfdff;
}

.badge{
  display:inline-flex;
  align-items:center;
  padding:4px 10px;
  border-radius:999px;
  border:1px solid #e5e7eb;
  background:#fff;
  font-size:12px;
  font-weight:700;
  color:#0f172a;
}

/* 表格下方说明卡片间距 */
.policy-note{ margin-top: 14px; }

/* 手机端：表格横向可滑动（不挤） */
@media (max-width: 980px){
  .policy-table-wrap{ overflow:auto; }
  .policy-table{ min-width: 860px; }
}
/* 加入我们：高亮卡片 */
.highlight-card{
  border-color: rgba(249,115,22,.45);
  background: rgba(249,115,22,.08);
}
.highlight-card h3{
  color: #c2410c;
}
.highlight-card p{
  font-weight: 700;
  color: #0f172a;
}