/* Liqiang Amusement — shared styles for product detail & index pages */
:root{
  --brand:#e23e57; --brand2:#f6b93b; --deep:#1b2430; --ink:#333b48;
  --bg:#fff; --soft:#f6f7fb; --line:#e6e9f0; --muted:#6b7485;
  --grad:linear-gradient(135deg,#e23e57,#f6b93b);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
h1,h2,h3,h4{line-height:1.18;letter-spacing:-.2px}
.eyebrow{color:var(--brand);font-weight:700;text-transform:uppercase;letter-spacing:2px;font-size:.82rem}
.sec-title{font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:800;margin:10px 0 14px}
.sec-sub{color:var(--muted);max-width:720px}
.center{text-align:center}.center .sec-sub{margin:0 auto}
.sect{padding:66px 0}
.sect.soft{background:var(--soft)}
.sect.dark{background:var(--deep);color:#fff}
.sect.dark .sec-title{color:#fff}
.sect.dark .sec-sub{color:#b9c6d8}

/* header */
.topbar{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand img{height:46px;width:auto;display:block}
.menu{display:flex;gap:6px;align-items:center}
.menu a{padding:9px 15px;border-radius:9px;font-weight:600;font-size:.96rem;color:var(--deep);transition:.2s}
.menu a:hover{background:var(--soft);color:var(--brand)}
.menu .cta{background:var(--deep);color:#fff}
.menu .cta:hover{background:var(--brand);color:#fff}
@media(max-width:760px){.menu a:not(.cta){display:none}}

/* crumbs */
.crumbs{padding:18px 0 0;font-size:.9rem;color:var(--muted)}
.crumbs a:hover{color:var(--brand)}
.crumbs span{margin:0 6px}
.crumbs b{color:var(--deep)}

/* product hero */
.phero{padding:28px 0 60px}
.pgrid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:start}
.pmedia{background:#0b0f16;border-radius:20px;overflow:hidden}
.pmedia img,.pmedia video{width:100%;display:block;border-radius:20px}
.pmedia video{aspect-ratio:16/9;object-fit:cover;background:#000}
.pgal{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:12px}
.pgal img{aspect-ratio:4/3;object-fit:cover;border-radius:10px;cursor:pointer;border:2px solid transparent;transition:.15s}
.pgal img:hover,.pgal img.sel{border-color:var(--brand)}
.pinfo h1{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:800;margin:8px 0 12px;color:var(--deep)}
.plead{color:var(--muted);font-size:1.02rem;margin-bottom:18px}
.pquick{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.pquick i{font-style:normal;background:var(--soft);border:1px solid var(--line);color:var(--deep);font-size:.82rem;font-weight:600;padding:7px 13px;border-radius:999px}
.pbtns{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.center-btns{justify-content:center;margin-top:22px;margin-bottom:0}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:12px;font-weight:700;font-size:1rem;border:0;cursor:pointer;transition:.2s}
.btn.primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(246,185,59,.3)}
.btn.primary:hover{transform:translateY(-2px)}
.btn.ghost{background:transparent;color:var(--deep);border:1.5px solid var(--line)}
.btn.ghost:hover{border-color:var(--brand);color:var(--brand)}
.sect.dark .btn.ghost{color:#fff;border-color:rgba(255,255,255,.35)}
.sect.dark .btn.ghost:hover{background:rgba(255,255,255,.1)}
table.spec{width:100%;border-collapse:collapse;font-size:.95rem;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
table.spec td{padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top}
table.spec td:first-child{color:var(--muted);width:42%;font-weight:600}
table.spec tr:last-child td{border-bottom:0}
table.spec tr:nth-child(odd){background:var(--soft)}
.pnote{margin-top:14px;font-size:.8rem;color:var(--muted)}

/* features */
.feat4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:34px}
.feat{background:#fff;border-radius:16px;padding:26px;border:1px solid var(--line);transition:.2s}
.feat:hover{box-shadow:0 16px 34px rgba(20,30,50,.1)}
.feat .ico{width:50px;height:50px;border-radius:14px;background:var(--grad);display:grid;place-items:center;font-size:23px;margin-bottom:14px;color:#fff}
.feat h3{font-size:1.06rem;margin-bottom:8px}
.feat p{color:var(--muted);font-size:.93rem}
@media(max-width:980px){.feat4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.feat4{grid-template-columns:1fr}}

/* related / grid */
.rgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:30px}
.rcard{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:.22s;display:flex;flex-direction:column}
.rcard:hover{transform:translateY(-6px);box-shadow:0 24px 44px rgba(20,30,50,.14);border-color:transparent}
.rcard img{aspect-ratio:4/3;object-fit:cover;width:100%}
.rcap{padding:14px 16px 18px;display:flex;flex-direction:column;gap:4px}
.rcap span{color:var(--brand);font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.6px}
.rcap b{font-size:.98rem;color:var(--deep)}
@media(max-width:980px){.rgrid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.rgrid{grid-template-columns:1fr}}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:30px}
@media(max-width:980px){.grid3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid3{grid-template-columns:1fr}}
.pcard{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:.22s;display:flex;flex-direction:column}
.pcard:hover{transform:translateY(-6px);box-shadow:0 24px 44px rgba(20,30,50,.14);border-color:transparent}
.pcard .ph{position:relative;aspect-ratio:4/3;overflow:hidden;background:#eef1f6}
.pcard .ph img{width:100%;height:100%;object-fit:cover;transition:.5s}
.pcard:hover .ph img{transform:scale(1.06)}
.tag{position:absolute;top:12px;left:12px;background:#fff;color:var(--brand);font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;padding:5px 10px;border-radius:999px;box-shadow:0 4px 10px rgba(0,0,0,.1)}
.pcard .bd{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1;gap:10px}
.pcard h3{font-size:1.04rem;color:var(--deep)}
.mini{display:flex;flex-wrap:wrap;gap:6px}
.mini i{font-style:normal;background:var(--soft);color:var(--muted);font-size:.72rem;padding:4px 9px;border-radius:7px}
.pcard .more{margin-top:auto;color:var(--brand);font-weight:700;font-size:.9rem}
.catnav{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.catnav a{background:var(--soft);border:1px solid var(--line);border-radius:999px;padding:8px 15px;font-size:.86rem;font-weight:600;color:var(--muted);transition:.15s}
.catnav a:hover{border-color:var(--brand);color:var(--brand)}

/* footer */
.foot{background:var(--deep);color:#c6d0de;padding:52px 0 24px;margin-top:0}
.foot .wrap{display:grid;grid-template-columns:2fr 1.5fr 1.2fr 1.2fr;gap:30px}
.fbrand img{background:#fff;padding:8px 14px;border-radius:12px;height:58px;width:auto}
.fbrand p{margin-top:14px;font-size:.9rem;max-width:340px}
.foot h4{color:#fff;margin-bottom:14px;font-size:1rem}
.foot a{color:#c6d0de}.foot a:hover{color:#ffd75e}
.flinks{display:flex;flex-wrap:wrap;gap:8px}
.flinks a{font-size:.86rem;background:rgba(255,255,255,.07);padding:6px 12px;border-radius:8px}
.foot p{font-size:.9rem;padding:3px 0}
.fbot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;border-top:1px solid rgba(255,255,255,.14);margin-top:26px;padding-top:18px;font-size:.83rem;color:#96a2b5}
@media(max-width:860px){.pgrid{grid-template-columns:1fr}.foot .wrap{grid-template-columns:1fr}}
@media(max-width:640px){.pgal{grid-template-columns:repeat(3,1fr)}}