/* Guangzhou RoRo Baby Products Co., Ltd — rorobaby.com */
:root{
  --blue:#2a6aa8;
  --blue-d:#1e5081;
  --blue-l:#eaf2fa;
  --accent:#f2994a;
  --ink:#1f2a37;
  --body:#4a5566;
  --muted:#7b8798;
  --line:#e3e9f0;
  --soft:#f5f8fc;
  --soft2:#eef3f9;
  --maxw:1200px;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--body);font-family:var(--sans);font-size:16px;line-height:1.7}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-d)}
h1,h2,h3,h4{color:var(--ink);font-weight:700;line-height:1.28;margin:0 0 .55em;letter-spacing:-.01em}
h1{font-size:clamp(1.7rem,3vw,2.4rem)}
h2{font-size:clamp(1.35rem,2.3vw,1.9rem)}
h3{font-size:1.1rem}
h4{font-size:.97rem}
p{margin:0 0 1em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.narrow{max-width:840px;margin-left:auto;margin-right:auto}
.center{text-align:center}
.eyebrow{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--blue);font-weight:700;margin:0 0 .8em}
.lead{font-size:1.05rem}
.muted{color:var(--muted)}
section{padding:60px 0}
section.tight{padding:38px 0}
.bg-soft{background:var(--soft)}
.bg-soft2{background:var(--soft2)}
.rule{width:46px;height:3px;background:var(--accent);border:0;margin:0 0 1.3em;border-radius:2px}
.center .rule{margin-left:auto;margin-right:auto}

/* header */
.topbar{background:var(--blue-d);color:#cfe0f0;font-size:.8rem}
.topbar .wrap{display:flex;flex-wrap:wrap;gap:6px 22px;align-items:center;justify-content:space-between;padding-top:7px;padding-bottom:7px}
.topbar a{color:#cfe0f0}
.topbar a:hover{color:#fff}
.topbar .tl{display:flex;flex-wrap:wrap;gap:6px 18px}
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 10px rgba(31,42,55,.05)}
.header-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:76px}
.logo img{height:50px;width:auto}
.nav{display:flex;align-items:center;gap:26px;margin:0;padding:0}
.nav > li{list-style:none;position:relative}
.nav > li.has-mega{position:static}
.nav ul{margin:0;padding:0}
.nav > li > a{display:inline-flex;align-items:center;gap:6px;font-size:.84rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);padding:25px 0;font-weight:700}
.nav > li > a:hover,.nav > li.current > a{color:var(--blue)}
.nav > li.current > a{box-shadow:inset 0 -3px 0 var(--accent)}
.caret{width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.mega{position:absolute;left:0;right:0;top:100%;transform:translateY(8px);background:#fff;border:1px solid var(--line);box-shadow:0 20px 46px rgba(31,42,55,.15);padding:24px 26px 20px;opacity:0;visibility:hidden;transition:opacity .16s ease,transform .16s ease}
.nav > li:hover .mega,.nav > li:focus-within .mega{opacity:1;visibility:visible;transform:translateY(0)}
.mega-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.mega-card{display:block;text-align:center}
.mega-card img{width:100%;aspect-ratio:1/1;object-fit:contain;background:var(--soft);border:1px solid var(--line);border-radius:4px;padding:8px}
.mega-card span{display:block;margin-top:7px;font-size:.83rem;color:var(--ink);line-height:1.35}
.mega-card small{display:block;color:var(--muted);font-size:.75rem}
.mega-card:hover span{color:var(--blue)}
.mega-foot{margin-top:18px;padding-top:14px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 24px;font-size:.82rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em}
.nav-cta{display:inline-block;background:var(--accent);color:#fff;padding:11px 20px;font-size:.76rem;letter-spacing:.11em;text-transform:uppercase;font-weight:700;border-radius:3px}
.nav > li > a.nav-cta{padding:11px 20px;color:#fff}
.nav > li > a.nav-cta:hover,.nav-cta:hover{background:#e08b34;color:#fff}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;cursor:pointer;position:relative;z-index:75;border-radius:3px}
.burger span,.burger span::before,.burger span::after{position:absolute;left:12px;width:20px;height:2px;background:var(--ink);content:"";transition:.2s}
.burger span{top:21px}
.burger span::before{top:-6px;left:0}
.burger span::after{top:6px;left:0}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{transform:rotate(45deg) translate(4px,4px)}
.burger[aria-expanded="true"] span::after{transform:rotate(-45deg) translate(4px,-4px)}

/* hero */
.hero{position:relative;background:#dbe8f4 url("../img/brand/banner-ppsu.webp") right center/cover no-repeat;min-height:440px;display:flex;align-items:center}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,251,255,1) 0%,rgba(247,251,255,.99) 36%,rgba(247,251,255,.62) 54%,rgba(247,251,255,0) 72%)}
.hero .wrap{position:relative;z-index:2;width:100%;padding-top:52px;padding-bottom:52px}
.hero-copy{max-width:560px}
.hero ul{list-style:none;margin:0 0 26px;padding:0}
.hero ul li{position:relative;padding-left:22px;margin-bottom:5px}
.hero ul li::before{content:"";position:absolute;left:0;top:9px;width:10px;height:5px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.hero-mob{display:none}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-block;padding:13px 26px;font-size:.79rem;letter-spacing:.11em;text-transform:uppercase;font-weight:700;border:2px solid var(--blue);background:var(--blue);color:#fff;border-radius:3px}
.btn:hover{background:var(--blue-d);border-color:var(--blue-d);color:#fff}
.btn.outline{background:transparent;color:var(--blue)}
.btn.outline:hover{background:var(--blue);color:#fff}
.btn.accent{background:var(--accent);border-color:var(--accent)}
.btn.accent:hover{background:#e08b34;border-color:#e08b34}
.btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.65)}
.btn.ghost:hover{background:#fff;color:var(--blue-d);border-color:#fff}

/* page head */
.pagehead{background:var(--blue-l);padding:40px 0 38px;border-bottom:1px solid var(--line)}
.pagehead h1{margin-bottom:.2em}
.pagehead p{margin:0;color:var(--body)}
.crumbs{font-size:.79rem;color:var(--muted);margin-bottom:11px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--blue)}

/* facts */
.facts{background:var(--blue);color:#d9e8f6;padding:0}
.facts .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-top:26px;padding-bottom:26px;text-align:center}
.facts strong{display:block;font-size:1.32rem;color:#fff;margin-bottom:1px}
.facts span{font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;color:#bcd4ea}

/* grids */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g5{grid-template-columns:repeat(5,1fr);gap:18px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}

.card{background:#fff;border:1px solid var(--line);padding:24px 22px;border-radius:5px}
.card h3{margin-bottom:.4em}
.card p{font-size:.94rem}
.card p:last-child{margin-bottom:0}

.pcard{background:#fff;border:1px solid var(--line);border-radius:5px;display:flex;flex-direction:column;overflow:hidden;transition:box-shadow .18s,transform .18s}
.pcard:hover{box-shadow:0 12px 28px rgba(31,42,55,.12);transform:translateY(-3px)}
.pcard .ph{background:#fff;padding:10px;border-bottom:1px solid var(--line)}
.pcard .ph img{width:100%;aspect-ratio:1/1;object-fit:contain}
.pcard .noimg{width:100%;aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;background:var(--soft);color:var(--muted);font-size:.76rem;text-align:center;padding:12px}
.pcard .pb{padding:13px 15px 17px;flex:1;display:flex;flex-direction:column}
.pcard h3{font-size:.9rem;font-weight:600;color:var(--ink);margin:0 0 7px;line-height:1.42}
.pcard .cat{font-size:.73rem;color:var(--muted);margin-top:auto}

.catcard{background:#fff;border:1px solid var(--line);border-radius:5px;display:block;overflow:hidden;transition:box-shadow .18s,transform .18s}
.catcard:hover{box-shadow:0 12px 28px rgba(31,42,55,.12);transform:translateY(-3px)}
.catcard img{width:100%;aspect-ratio:1/1;object-fit:contain;background:#fff;padding:12px}
.catcard .cb{padding:14px 16px 18px;border-top:1px solid var(--line)}
.catcard h3{font-size:1rem;margin-bottom:.2em}
.catcard p{font-size:.85rem;color:var(--muted);margin:0}

/* product detail */
.pdetail{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:start}
.gmain{border:1px solid var(--line);background:#fff;padding:16px;border-radius:5px}
.gmain img{width:100%;aspect-ratio:1/1;object-fit:contain}
.thumbs{display:grid;grid-template-columns:repeat(6,1fr);gap:9px;margin-top:10px}
.thumbs img{border:1px solid var(--line);background:#fff;aspect-ratio:1/1;object-fit:contain;padding:4px;cursor:pointer;border-radius:3px}
.thumbs img.on{border-color:var(--blue)}
.spec{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:.93rem}
.spec th,.spec td{text-align:left;padding:9px 13px;border:1px solid var(--line);vertical-align:top}
.spec th{width:36%;background:var(--soft);font-weight:600;color:var(--ink)}
.tag{display:inline-block;font-size:.7rem;letter-spacing:.11em;text-transform:uppercase;color:var(--blue);background:var(--blue-l);padding:5px 12px;margin:0 6px 12px 0;border-radius:3px;font-weight:700}
.hl{background:var(--soft);border-left:3px solid var(--accent);padding:15px 18px;margin:0 0 20px;border-radius:0 4px 4px 0}
.hl ul{margin:0;padding-left:18px}
.hl li{margin-bottom:6px;font-size:.95rem}
.hl li:last-child{margin-bottom:0}

.checks{list-style:none;margin:0;padding:0}
.checks li{position:relative;padding-left:24px;margin-bottom:8px}
.checks li::before{content:"";position:absolute;left:0;top:8px;width:10px;height:5px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.certs{display:flex;flex-wrap:wrap;gap:8px}
.certs span{border:1px solid var(--line);background:#fff;padding:7px 15px;font-size:.83rem;color:var(--ink);border-radius:20px;font-weight:600}

.pager{display:flex;flex-wrap:wrap;gap:7px;justify-content:center;margin-top:32px}
.pager a,.pager span{min-width:38px;text-align:center;padding:8px 11px;border:1px solid var(--line);font-size:.86rem;background:#fff;border-radius:3px}
.pager .on{background:var(--blue);color:#fff;border-color:var(--blue)}

.faq{max-width:840px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:16px 34px 16px 0;position:relative;font-weight:600;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:23px;width:8px;height:8px;border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(-135deg)}
.faq .a{padding:0 0 18px;font-size:.95rem}
.faq .a p:last-child{margin-bottom:0}

.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.flow div{background:#fff;border:1px solid var(--line);padding:20px 14px;text-align:center;position:relative;border-radius:5px}
.flow div::after{content:"";position:absolute;right:-11px;top:50%;width:8px;height:8px;border-right:2px solid var(--accent);border-top:2px solid var(--accent);transform:translateY(-50%) rotate(45deg)}
.flow div:last-child::after{display:none}
.flow strong{display:block;font-size:1rem;color:var(--ink);margin-bottom:3px}
.flow span{font-size:.82rem;color:var(--muted)}

.cta{background:var(--blue);color:#dbe9f7;text-align:center}
.cta h2{color:#fff}
.cta p{max-width:680px;margin-left:auto;margin-right:auto}
.cta .btn-row{justify-content:center;margin-top:22px}

.cgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ccard{background:#fff;border:1px solid var(--line);padding:26px 22px;text-align:center;border-radius:5px}
.ccard h3{font-size:1rem}
.ccard p{margin:0;word-break:break-word}

.site-footer{background:#1c2a3a;color:#9fb0c4;font-size:.92rem;padding:52px 0 0}
.site-footer h4{color:#fff;font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:1.1em}
.site-footer a{color:#9fb0c4}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:34px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:8px}
.footer-logo img{height:52px;width:auto;margin-bottom:16px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:42px;padding:18px 0;font-size:.82rem;display:flex;flex-wrap:wrap;gap:8px 22px;justify-content:space-between}

.float-cta{position:fixed;right:16px;bottom:16px;z-index:80;display:inline-flex;align-items:center;gap:8px;background:#25d366;color:#fff;padding:12px 18px;font-size:.77rem;letter-spacing:.1em;text-transform:uppercase;font-weight:700;box-shadow:0 8px 22px rgba(31,42,55,.26);border-radius:4px}
.float-cta:hover{background:#1eb457;color:#fff}
.float-cta svg{width:17px;height:17px;fill:currentColor}

@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.rise{animation:rise .6s ease both}
@media (prefers-reduced-motion:reduce){.rise{animation:none}}

@media (max-width:1080px){
  .g5{grid-template-columns:repeat(4,1fr)}
  .mega-grid{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:980px){
  .g4{grid-template-columns:repeat(3,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .split,.pdetail{grid-template-columns:1fr;gap:30px}
  .facts .wrap{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .flow div::after{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cgrid{grid-template-columns:1fr}
}
@media (max-width:880px){
  .burger{display:block}
  .nav{position:fixed;top:0;right:0;height:100dvh;width:min(340px,90vw);background:#fff;border-left:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:88px 22px 40px;transform:translateX(102%);transition:transform .24s ease;overflow-y:auto;z-index:70}
  .nav.open{transform:none}
  .nav > li > a{padding:13px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between}
  .mega{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;border:0;padding:10px 0 4px}
  .nav > li:hover .mega{transform:none}
  .mega-grid{grid-template-columns:repeat(3,1fr);gap:10px}
  .mega-foot{display:none}
  .nav-cta{margin-top:16px;text-align:center}
  .hero{background-image:none;min-height:0}
  .hero::after{display:none}
  .hero-copy{max-width:none}
  .hero-mob{display:block;margin-top:24px;border-radius:5px;overflow:hidden}
}
@media (max-width:680px){
  section{padding:44px 0}
  .g2,.g3,.g4,.grid{grid-template-columns:1fr}
  .g5{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .thumbs{grid-template-columns:repeat(5,1fr)}
  .topbar .wrap{justify-content:center;font-size:.75rem}
}
@media (min-width:681px) and (max-width:980px){
  .g5{grid-template-columns:repeat(3,1fr)}
}