.pdv{--p1:#6366f1;--p2:#8b5cf6;--ink:#0f172a;--mute:#64748b;--line:#e2e8f0;--bg:#f8fafc;--card:#fff;--r:18px;
  max-width:1120px;margin:0 auto;padding:8px 0 40px;color:var(--ink);font-family:inherit;line-height:1.6;box-sizing:border-box}
.pdv *{box-sizing:border-box}
.pdv a{text-decoration:none}

/* Buttons */
.pdv .pdv-btn{display:inline-block;background:linear-gradient(135deg,var(--p1),var(--p2));color:#fff!important;font-weight:600;
  font-size:14px;padding:10px 18px;border-radius:12px;border:0;cursor:pointer;white-space:nowrap;
  box-shadow:0 6px 16px rgba(99,102,241,.3);transition:transform .15s,box-shadow .15s}
.pdv .pdv-btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(99,102,241,.4)}
.pdv .pdv-btn-lg{font-size:16px;padding:14px 26px}
.pdv .pdv-btn-ghost{background:#fff;color:var(--p1)!important;border:2px solid var(--p1);box-shadow:none}

/* Hero (library) */
.pdv-hero{background:linear-gradient(135deg,#4f46e5 0%,#7c3aed 55%,#c026d3 100%);color:#fff;border-radius:24px;
  padding:48px 32px;text-align:center;position:relative;overflow:hidden;margin-bottom:32px}
.pdv-hero:before,.pdv-hero:after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.1)}
.pdv-hero:before{width:280px;height:280px;top:-100px;right:-60px}
.pdv-hero:after{width:200px;height:200px;bottom:-90px;left:-50px}
.pdv-hero>*{position:relative;z-index:1}
.pdv-hero h2{color:#fff;font-size:clamp(26px,4vw,38px);margin:12px 0 8px;line-height:1.2}
.pdv-hero p{max-width:560px;margin:0 auto 22px;opacity:.92;font-size:16px}
.pdv-pill{display:inline-block;background:rgba(255,255,255,.18);padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600}
.pdv-search{max-width:460px;margin:0 auto}
.pdv-search input{width:100%;padding:14px 20px;border-radius:14px;border:0;font-size:15px;outline:0;color:var(--ink);
  box-shadow:0 8px 24px rgba(0,0,0,.18)}
.pdv-stat{margin-top:16px;font-size:14px;opacity:.9}

/* Product grid */
.pdv-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:24px}
.pdv-card-p{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;
  color:inherit!important;transition:transform .2s,box-shadow .2s}
.pdv-card-p:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(15,23,42,.12)}
.pdv-thumb{aspect-ratio:16/10;background:linear-gradient(135deg,#e0e7ff,#f5d0fe) center/cover no-repeat;display:flex;align-items:center;justify-content:center}
.pdv-thumb span{font-size:54px}
.pdv-card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.pdv-card-body h3{margin:0;font-size:18px;line-height:1.3;color:var(--ink)}
.pdv-card-body p{margin:0;color:var(--mute);font-size:14px;flex:1}
.pdv-chips{display:flex;gap:6px;flex-wrap:wrap}
.pdv-chip{background:#eef2ff;color:#4338ca;font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px}
.pdv-more{color:var(--p1);font-weight:700;font-size:14px}
.pdv-empty{text-align:center;color:var(--mute);padding:30px}
.pdv-card,.pdv-empty-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px}
.pdv-empty-card{text-align:center;color:var(--mute)}

/* Single */
.pdv-back{display:inline-block;margin-bottom:18px;color:var(--p1)!important;font-weight:600;font-size:14px}
.pdv-desc{margin-bottom:34px}
.pdv-h{margin:0 0 14px;font-size:20px}
.pdv-prose{color:#334155}
.pdv-prose img{max-width:100%;height:auto;border-radius:12px}
.pdv-section-title{font-size:24px;margin:0 0 18px}
.pdv-dl-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.pdv-dl{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:flex;gap:18px;align-items:flex-start;
  transition:box-shadow .2s,transform .2s}
.pdv-dl:hover{box-shadow:0 14px 30px rgba(15,23,42,.1);transform:translateY(-3px)}
.pdv-dl-wide{grid-column:1/-1}
.pdv-dl-icon{flex:none;width:58px;height:58px;border-radius:16px;background:linear-gradient(135deg,#e0e7ff,#f5d0fe);
  display:flex;align-items:center;justify-content:center;font-size:28px}
.pdv-dl-body{flex:1;min-width:0}
.pdv-dl-body h3{margin:0 0 4px;font-size:17px;color:var(--ink)}
.pdv-dl-body p{margin:0 0 14px;color:var(--mute);font-size:14px}
.pdv-files{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.pdv-files li{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--bg);
  border:1px solid var(--line);border-radius:12px;padding:10px 12px}
.pdv-fname{font-size:14px;font-weight:500;word-break:break-all}
.pdv-fname small{display:block;color:var(--mute);font-weight:400;font-size:12px}
.pdv-na{display:inline-block;background:#f1f5f9;color:#94a3b8;font-size:13px;font-weight:600;padding:8px 14px;border-radius:10px}

/* Gate */
.pdv-gate{max-width:560px;margin:30px auto;text-align:center;background:var(--card);border:1px solid var(--line);
  border-radius:24px;padding:48px 32px;box-shadow:0 24px 60px rgba(79,70,229,.12)}
.pdv-gate-icon{width:84px;height:84px;margin:0 auto 18px;border-radius:50%;background:linear-gradient(135deg,#e0e7ff,#f5d0fe);
  display:flex;align-items:center;justify-content:center;font-size:40px}
.pdv-gate h2{margin:0 0 10px;font-size:28px}
.pdv-gate-msg{font-size:17px;color:#334155;margin:0 0 8px}
.pdv-gate-sub{font-size:14px;color:var(--mute);margin:0 0 8px}
.pdv-gate-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:24px}

@media(max-width:720px){
  .pdv-dl-grid{grid-template-columns:1fr}
  .pdv-hero{padding:36px 20px}
  .pdv-dl{padding:18px;flex-direction:column}
  .pdv-files li{flex-direction:column;align-items:stretch;text-align:left}
  .pdv-files .pdv-btn{text-align:center}
}