:root{
  --brand:#6d28d9;
  --ink:#0b1220;
  --muted:#475569;
  --bg-main:#f7f7f8;
  --bg-panel:#ffffff;
  --border:#ebecef;
  --container:1400px;
}

/* ========== Reset & Base ========== */
*,
*::before,
*::after{
  box-sizing:border-box;
}

body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Poppins",Segoe UI,Roboto,Arial,sans-serif;
  color:var(--ink);
  background:#ffffff;
  overflow-x:hidden; /* 防止手机横向滚动 */
}

/* ========== Section ========== */
.epy-showcase{
  background:linear-gradient(180deg,var(--bg-main) 0%,#ffffff 80%);
  padding:clamp(56px,8vw,140px) 16px;
}

/* 主承托容器 */
.epy-wrap{
  max-width:var(--container);
  margin:0 auto;
  background:var(--bg-panel);
  border-radius:32px;
  border:1px solid var(--border);
  box-shadow:
    0 32px 80px rgba(17,24,39,.08),
    0 8px 24px rgba(17,24,39,.05);
  padding:clamp(40px,6vw,100px);
}

/* ========== Grid Layout ========== */
.epy-inner{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:clamp(32px,5vw,80px);
  align-items:center;
}

/* ========== Text ========== */
.epy-eyebrow{
  margin:0;
  text-transform:uppercase;
  letter-spacing:.22em;
  color:var(--brand);
  font-weight:700;
  font-size:clamp(11px,1.2vw,13px);
}

.epy-title{
  margin:.5em 0;
  font-size:clamp(26px,3.6vw,48px);
  line-height:1.18;
  font-weight:800;
}
.epy-title span{
  color:var(--brand);
}

.epy-desc{
  max-width:560px;
  font-size:clamp(14.5px,1.2vw,16.5px);
  line-height:1.75;
  color:var(--muted);
  margin-bottom:28px;
}

/* CTA */
.epy-btn{
  display:inline-block;
  text-decoration:none;
  font-weight:700;
  color:#fff;
  background:var(--brand);
  padding:14px 34px;
  border-radius:999px;
  transition:.25s ease;
}
.epy-btn:hover{
  transform:translateY(-2px);
  background:#5b21b6;
}

/* ========== Device Area ========== */
.epy-device{
  display:flex;
  justify-content:center;
  align-items:center;
  position:relative;
}

/* 设备承托影（中性，不染色） */
.epy-device::after{
  content:"";
  position:absolute;
  bottom:6%;
  width:64%;
  height:16%;
  background:radial-gradient(
    ellipse at center,
    rgba(0,0,0,.14),
    rgba(0,0,0,.06),
    transparent 70%
  );
  filter:blur(28px);
  z-index:0;
}

/* 设备图 */
.epy-device img{
  position:relative;
  z-index:1;
  max-height:560px;
  width:auto;
  max-width:100%;
  filter:
    drop-shadow(0 22px 44px rgba(0,0,0,.18))
    drop-shadow(0 6px 14px rgba(0,0,0,.14));
}

/* ========== Features ========== */
.epy-features{
  margin-top:clamp(40px,6vw,80px);
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}

.epy-feature{
  padding:22px 18px;
  border-top:1px solid var(--border);
}

.epy-feature h3{
  margin:0 0 6px;
  font-size:15.5px;
  font-weight:700;
  color:var(--brand);
}

.epy-feature p{
  margin:0;
  font-size:14px;
  line-height:1.6;
  color:var(--muted);
}

/* ========== Tablet ========== */
@media(max-width:1024px){
  .epy-features{
    grid-template-columns:1fr 1fr;
  }
}

/* ========== Mobile ========== */
@media(max-width:768px){
  .epy-inner{
    grid-template-columns:1fr;
    text-align:left;
  }

  .epy-device img{
    max-height:420px;
  }

  .epy-features{
    grid-template-columns:1fr;
  }

  .epy-btn{
    padding:16px 40px; /* 更适合手指点击 */
  }
}