/* ============ Batilas Taiwan — shared design system ============ */
:root{
  --purple:#523178;        /* Pantone 7680 */
  --purple-deep:#3C2259;
  --purple-soft:#6E4D96;
  --turq:#88DBDF;          /* Pantone 318 */
  --turq-soft:#A8E6E9;
  --turq-deep:#2E9AA1;
  --ink:#2B1A3D;
  --muted:#80738F;
  --cream:#F5F1F8;
  --cream-2:#EBE3F2;
  --white:#ffffff;
  --maxw:1240px;
  --disp:"Fredoka","Noto Sans TC",sans-serif;
  --cjk:"Noto Sans TC",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--cjk);color:var(--ink);background:var(--cream);
  line-height:1.6;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
.disp{font-family:var(--disp);font-weight:600;letter-spacing:-.01em;}

/* ---- layout helpers ---- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px;}
.sec{padding:110px 0;position:relative;}
.sec-sm{padding:72px 0;position:relative;}
.kicker{
  font-family:var(--disp);font-weight:600;text-transform:uppercase;
  letter-spacing:.2em;font-size:14px;color:var(--turq-deep);
}
.kicker.on-dark{color:var(--turq);}
h1,h2,h3{font-family:var(--disp);font-weight:700;line-height:1.05;color:var(--ink);}
.h-sec{font-size:clamp(34px,4.4vw,58px);margin-top:14px;}
.lead{font-size:clamp(17px,1.5vw,21px);color:#5C4A70;line-height:1.7;}
.on-dark h1,.on-dark h2,.on-dark h3,.on-dark .h-sec{color:#fff;}
.on-dark .lead{color:rgba(255,255,255,.9);}
/* hero text is on purple — force light regardless of base element rules */
.hero h1,.phero h1,.hero h2,.phero h2{color:#fff;}
.hero .lead,.phero .lead{color:rgba(255,255,255,.92);}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--disp);font-weight:600;font-size:17px;
  padding:15px 30px;border-radius:999px;cursor:pointer;border:2px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--purple);color:#fff;box-shadow:0 6px 18px rgba(82,49,120,.28);}
.btn-primary:hover{background:var(--purple-deep);box-shadow:0 10px 26px rgba(82,49,120,.36);}
.btn-turq{background:var(--turq);color:var(--ink);box-shadow:0 6px 18px rgba(46,154,161,.28);}
.btn-turq:hover{background:var(--turq-soft);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;}
.btn-outline{background:transparent;border-color:var(--purple);color:var(--purple);}
.btn-outline:hover{background:var(--purple);color:#fff;}
.btn .arr{font-size:18px;transition:transform .2s ease;}
.btn:hover .arr{transform:translateX(3px);}

/* ---- blobs ---- */
.blob{position:absolute;border-radius:50%;pointer-events:none;z-index:0;}

/* ============ NAV ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 32px;transition:background .3s ease,box-shadow .3s ease,padding .3s ease;
}
.nav.solid{background:rgba(255,255,255,.95);backdrop-filter:blur(10px);box-shadow:0 2px 20px rgba(43,26,61,.08);padding:12px 32px;}
.nav-logo img{height:34px;transition:height .3s ease;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  font-family:var(--disp);font-weight:500;font-size:16px;color:#fff;
  padding:9px 16px;border-radius:999px;transition:background .2s ease,color .2s ease;
}
.nav.solid .nav-links a{color:var(--ink);}
.nav-links a:hover{background:rgba(255,255,255,.16);}
.nav.solid .nav-links a:hover{background:var(--cream-2);}
.nav-links a.active{color:var(--turq);}
.nav.solid .nav-links a.active{color:var(--purple);background:var(--cream-2);}
.nav-cta{margin-left:10px;padding:10px 22px !important;font-size:15px;}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;}
.nav-toggle span{width:26px;height:2.5px;background:#fff;border-radius:2px;transition:all .3s ease;}
.nav.solid .nav-toggle span{background:var(--ink);}

/* ============ FOOTER ============ */
.footer{background:var(--purple-deep);color:#fff;padding:72px 0 36px;position:relative;overflow:hidden;}
.footer .blob{opacity:.5;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:48px;position:relative;z-index:2;}
.foot-logo{height:40px;margin-bottom:20px;}
.foot-about{font-size:15px;color:rgba(255,255,255,.7);line-height:1.7;max-width:340px;}
.foot-col h4{font-family:var(--disp);font-weight:600;font-size:15px;color:var(--turq);letter-spacing:.05em;margin-bottom:16px;text-transform:uppercase;}
.foot-col a,.foot-col p{display:block;font-size:15px;color:rgba(255,255,255,.78);margin-bottom:11px;transition:color .2s ease;}
.foot-col a:hover{color:#fff;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:48px;padding-top:24px;display:flex;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55);position:relative;z-index:2;}

/* ============ scroll reveal ============ */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1);}
.reveal.in{opacity:1;transform:none;}
.reveal.d1{transition-delay:.08s;}
.reveal.d2{transition-delay:.16s;}
.reveal.d3{transition-delay:.24s;}
.reveal.d4{transition-delay:.32s;}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none;}}

/* ============ shared sections ============ */
/* stats band */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat{background:#fff;border-radius:24px;padding:34px 30px;border:1px solid #ece4f4;}
.stat .num{font-family:var(--disp);font-weight:700;font-size:52px;line-height:1;color:var(--purple);}
.stat .num span{font-size:30px;}
.stat .lab{font-weight:700;font-size:18px;margin-top:10px;}
.stat .sub{font-size:14px;color:var(--muted);margin-top:5px;line-height:1.5;}

/* photo frames */
.frame{border-radius:28px;overflow:hidden;background:var(--cream-2);box-shadow:0 20px 50px rgba(43,26,61,.16);}
.frame img{width:100%;height:100%;object-fit:cover;}
.frame.life img{object-position:center 72%;}
.tag-pill{display:inline-flex;align-items:center;gap:8px;background:var(--turq);color:var(--ink);font-family:var(--disp);font-weight:600;font-size:14px;padding:8px 18px;border-radius:999px;}

/* product cards */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.prod-card{background:#fff;border-radius:24px;overflow:hidden;border:1px solid #ece4f4;transition:transform .25s ease,box-shadow .25s ease;}
.prod-card:hover{transform:translateY(-6px);box-shadow:0 22px 44px rgba(43,26,61,.14);}
.prod-card .pimg{aspect-ratio:1/1;background:#fff;display:flex;align-items:center;justify-content:center;padding:18px;border-bottom:1px solid #f0eaf6;}
.prod-card .pimg img{max-width:100%;max-height:100%;object-fit:contain;mix-blend-mode:multiply;}
.prod-card .pbody{padding:20px 22px 24px;}
.prod-card h3{font-size:23px;}
.prod-card .pes{font-family:var(--disp);font-weight:500;color:var(--muted);font-size:15px;margin-left:6px;}
.prod-card p{font-size:14.5px;color:var(--muted);margin-top:7px;}
.prod-card .lim{display:inline-block;margin-top:12px;background:var(--purple);color:#fff;font-family:var(--disp);font-weight:600;font-size:12px;padding:4px 12px;border-radius:999px;letter-spacing:.05em;}

/* feature rows */
.feat{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
.feat.flip .feat-media{order:2;}
.feat-list{margin-top:30px;display:flex;flex-direction:column;gap:20px;}
.feat-item{display:flex;gap:18px;align-items:flex-start;}
.feat-item .ic{width:50px;height:50px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;font-family:var(--disp);font-weight:700;color:#fff;font-size:22px;}
.feat-item h4{font-family:var(--disp);font-weight:700;font-size:20px;}
.feat-item p{font-size:15px;color:#5C4A70;margin-top:3px;}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.gallery .g{aspect-ratio:1/1;border-radius:20px;overflow:hidden;box-shadow:0 10px 28px rgba(43,26,61,.1);}
.gallery .g img{width:100%;height:100%;object-fit:cover;object-position:center 70%;transition:transform .5s ease;}
.gallery .g:hover img{transform:scale(1.05);}
.gallery .wide{grid-column:span 1;}
.gallery .tall{grid-row:span 1;}

/* CTA band */
.ctaband{background:var(--purple);border-radius:36px;padding:72px 64px;position:relative;overflow:hidden;text-align:center;}
.ctaband .inner{position:relative;z-index:2;}
.ctaband h2{color:#fff;font-size:clamp(30px,3.6vw,46px);}
.ctaband p{color:rgba(255,255,255,.9);font-size:19px;margin-top:16px;max-width:620px;margin-left:auto;margin-right:auto;}
.ctaband .btns{display:flex;gap:16px;justify-content:center;margin-top:34px;flex-wrap:wrap;}

/* page hero (interior pages) */
.phero{background:var(--purple);color:#fff;position:relative;overflow:hidden;padding:170px 0 90px;}
.phero h1{font-size:clamp(40px,5.5vw,72px);line-height:1.18;}
.phero .lead{max-width:620px;margin-top:20px;line-height:1.85;}
.phero-inner{position:relative;z-index:2;}

/* section header centered */
.shead{text-align:center;max-width:720px;margin:0 auto 56px;}
.shead .lead{margin-top:16px;}

@media (max-width:980px){
  .nav-links{
    position:fixed;top:0;right:0;bottom:0;width:min(78vw,320px);
    background:var(--purple);flex-direction:column;align-items:flex-start;
    justify-content:center;gap:8px;padding:40px;
    transform:translateX(100%);transition:transform .35s ease;z-index:99;
  }
  .nav-links.open{transform:none;}
  .nav-links a{color:#fff !important;font-size:20px;width:100%;}
  .nav.solid .nav-links a{color:#fff !important;}
  .nav-cta{margin-left:0;margin-top:10px;}
  .nav-toggle{display:flex;z-index:101;}
  .nav-toggle.x span:nth-child(1){transform:translateY(7.5px) rotate(45deg);background:#fff;}
  .nav-toggle.x span:nth-child(2){opacity:0;}
  .nav-toggle.x span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);background:#fff;}
  .feat,.foot-grid{grid-template-columns:1fr;gap:40px;}
  .feat.flip .feat-media{order:0;}
  .stats,.prod-grid{grid-template-columns:repeat(2,1fr);}
  .gallery{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:560px){
  .wrap{padding:0 20px;}
  .sec{padding:72px 0;}
  .stats,.prod-grid,.gallery{grid-template-columns:1fr;}
  .gallery .g{aspect-ratio:4/5;}
  .gallery .wide{grid-column:span 1;}
  .ctaband{padding:48px 28px;}
  .foot-grid{gap:32px;}
}