/* Sections 2-11: picture-book look after the 先行者港灣 slides (parchment + deep-navy washes, watercolour circles, serif titles) */
:root{
  --pp:#F6EAD5; --nv:#0B253C; --au:#D9A845; --au-l:#E3BC63; --au-d:#7A561A; --hd:#24424F; --tx:#3A3631; --cream:#F6EAD5;
  --nb-paper:#F6EAD5 url(/assets/wc-paper.webp) 0 0/420px; --nb-navy:#0B253C url(/assets/wc-navy-wash.webp) 0 0/512px;
  --f-serif:"Noto Serif TC",Georgia,"Times New Roman",serif;
}
body{background:var(--pp) url(/assets/wc-paper.webp) 0 0/420px;color:var(--tx)}
a{color:var(--hd)}
.serif{font-family:var(--f-serif)}
html[lang="en"] .serif{font-weight:600;letter-spacing:.005em}

/* top bar turns light after the dark first screen */
.bar{transition:background .3s ease}
.bar.scrolled{background:rgba(6,23,42,.88);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.bar.solid{background:rgba(246,234,213,.95);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:0 1px 0 rgba(120,90,40,.25)}
.bar.solid .brand{color:var(--hd)}
.bar.solid .lang{color:var(--hd);background:#fff8ea;border-color:#CDB98A}

/* dark hero flows into parchment through a wave edge */
.hero{padding-bottom:84px}

/* sections */
.sec{position:relative;display:block;padding:76px 22px 110px;isolation:isolate}
.sec::before{content:none}

.paper{background:transparent}
.navy{background:var(--nv) url(/assets/wc-navy-wash.webp) 0 0/512px;color:#DCE4EE}
.wrap{max-width:900px;margin:0 auto;position:relative}
.center{text-align:center}
.kicker{display:inline-block;font:400 12px/1.4 var(--f-en);letter-spacing:.26em;text-transform:uppercase;color:var(--au-d);margin:0 0 10px}
.navy .kicker{color:var(--au-l)}
h2.serif{font:700 clamp(28px,7vw,46px)/1.38 var(--f-serif);color:var(--hd);margin:0 0 20px;letter-spacing:.01em}
html[lang="en"] h2.serif{font-weight:600}
.navy h2.serif{color:var(--pp)}
p{margin:0 0 14px}
.lead{max-width:640px;margin:0 auto 18px;font-size:17px;line-height:2}
.gold-bar{max-width:640px;margin:26px auto 0;text-align:left;border-left:4px solid #C79A3B;padding:6px 0 6px 20px}
.gold-bar p{margin:0;font:600 clamp(17px,4.4vw,22px)/1.9 var(--f-serif);color:var(--hd)}
html[lang="en"] .gold-bar p{font-weight:400}
.boat-line{display:block;margin:0 auto 8px;width:92px;height:auto}
.foot-line{max-width:620px;margin:26px auto 0;font-size:16.5px;line-height:1.9;color:var(--tx)}
.foot-line.light{color:#DCE4EE}

/* 3: watercolour circles */
.blobs{list-style:none;margin:30px auto 0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);max-width:440px;gap:0 6px}
.wcb{position:relative;aspect-ratio:1;display:grid;place-items:center}
.wcb:nth-child(even){transform:translateY(26px)}
.wcb img{position:absolute;inset:4%;width:92%;height:92%;object-fit:contain}
.wcb .dia{position:absolute;inset:3%;border:1px solid rgba(160,118,45,.65);transform:rotate(45deg) scale(.74);pointer-events:none}
.wcb:nth-child(3n+2) .dia{transform:rotate(38deg) scale(.82)}
.wcb b{position:relative;z-index:1;padding:0 15%;font:700 clamp(16px,4.4vw,21px)/1.4 var(--f-serif)}
html[lang="en"] .wcb b{font-weight:600;font-size:clamp(13px,3.6vw,17px)}
.wcb.dk b{color:#2A2418}.wcb.lt b{color:#F6EAD5}
.blobs+.foot-line{margin-top:48px}
@media(min-width:760px){.blobs{grid-template-columns:repeat(3,1fr);max-width:820px}.wcb:nth-child(even){transform:none}.wcb:nth-child(3n+2){transform:translateY(-26px)}.wcb b{font-size:22px}.blobs+.foot-line{margin-top:26px}}

/* 4: four overlapping circles */
.four{display:grid;gap:26px;align-items:center;margin:18px 0 0}
@media(min-width:800px){.four{grid-template-columns:1.05fr 1fr;gap:40px}}
.cluster{position:relative;width:min(340px,88vw);aspect-ratio:1;margin:0 auto}
.cir{position:absolute;width:52%;aspect-ratio:1;display:grid;place-items:center;align-content:center;color:#20303A}
.cir img{position:absolute;inset:0;width:100%;height:100%}
.cir b{position:relative;z-index:1;font:700 36px/1 var(--f-serif)}
html[lang="en"] .cir b{font:600 20px/1 var(--f-serif)}
.cir span{position:relative;z-index:1;font:400 9.5px var(--f-en);letter-spacing:.2em;margin-top:5px}
.c1{left:6%;top:0}.c2{left:42%;top:14%}.c3{left:-2%;top:34%}.c4{left:36%;top:47%;color:#F6EAD5}
.elems{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.elems li{position:relative;padding-left:30px}
.elems li::before{content:"";position:absolute;left:0;top:.55em;width:15px;height:15px;border-radius:50%;background:var(--c);box-shadow:0 0 0 2px rgba(246,234,213,.35)}
.elems .e1{--c:#D3A04A}.elems .e2{--c:#5FA7A6}.elems .e3{--c:#EDE6D6}.elems .e4{--c:#27446C}
.elems p{margin:0;font-size:16px;line-height:1.8;color:#DCE4EE}
.loop{margin:34px auto 0;max-width:780px;text-align:center;font:600 clamp(15px,3.9vw,18px)/1.95 var(--f-serif);color:var(--pp);border-top:1px solid rgba(227,188,99,.45);padding-top:20px}
html[lang="en"] .loop{font-weight:400}

/* 5: split panel */
.split{display:grid;margin-top:22px;border-radius:6px;overflow:hidden;box-shadow:0 16px 38px -20px rgba(60,40,10,.6)}
@media(min-width:760px){.split{grid-template-columns:1fr 1fr}}
.panel{padding:28px 26px 30px}
.believe{background:#F3E4C6 url(/assets/wc-paper.webp) 0 0/420px}
.never{background:#0F2D49 url(/assets/wc-navy-wash.webp) 0 0/512px;color:#E8EEF5}
.panel h3.serif{margin:0 0 14px;font:700 22px var(--f-serif);text-align:center}
html[lang="en"] .panel h3.serif{font-weight:600}
.believe h3{color:var(--hd)}.never h3{color:var(--pp)}
.brush-list{list-style:none;margin:0;padding:0}
.brush-list li{position:relative;padding:9px 0 9px 36px;line-height:1.7}
.brush-list li::before{content:"";position:absolute;left:0;top:50%;width:24px;height:17px;transform:translateY(-50%) rotate(-12deg);background:var(--bk) center/cover;border-radius:55% 45% 50% 50%}
.brush-list.gold{--bk:url(/assets/wc-gold.webp)}.brush-list.teal{--bk:url(/assets/wc-teal.webp)}
.split-sec .wrap>.serif{text-align:center}.split-sec .wrap>.kicker{display:block;text-align:center}

/* 6: compass route */
.route{list-style:none;margin:26px auto 0;padding:0;max-width:520px;position:relative;text-align:left}
.route::before{content:"";position:absolute;left:27px;top:24px;bottom:34px;border-left:2px dotted #B98A3B;opacity:.75}
.route li{position:relative;padding:4px 0 20px 80px;min-height:60px}
.route li img{position:absolute;left:0;top:0;width:56px;height:56px}
.route b{display:block;font:700 20px/1.5 var(--f-serif);color:var(--hd)}
html[lang="en"] .route b{font-weight:600}
.route span{display:block;color:#5A5043;font-size:15px;line-height:1.7}
.brush{display:inline-block;margin:26px auto 0;padding:20px 34px;max-width:660px;background:url(/assets/art-brush.svg) center/100% 100% no-repeat;font:600 clamp(15px,4vw,18px)/1.85 var(--f-serif);color:#3A2F1C}
html[lang="en"] .brush{font-weight:400}
@media(min-width:900px){
  .route{display:grid;grid-template-columns:repeat(5,1fr);max-width:1000px;text-align:center}
  .route::before{left:6%;right:6%;top:28px;bottom:auto;border-left:0;border-top:2px dotted #B98A3B}
  .route li{padding:0 8px 8px;min-height:0}
  .route li img{position:relative;margin:0 auto 10px;display:block}
  .route li:nth-child(even){margin-top:42px}
}

/* 7: boats on watercolour paper */
.pcards{display:grid;gap:20px;margin-top:24px}
@media(min-width:900px){.pcards{grid-template-columns:repeat(3,1fr)}}
.pcard{display:flex;flex-direction:column;background:#F4EBD8 url(/assets/wc-paper.webp) 0 0/420px;color:var(--tx);border-radius:4px;overflow:hidden;box-shadow:0 18px 40px -16px rgba(0,0,0,.7)}
.pcard img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;display:block}
.pbody{padding:16px 20px 8px;flex:1;text-align:left}
.pbody h3.serif{margin:8px 0 10px;font:700 20px/1.45 var(--f-serif);color:var(--hd)}
html[lang="en"] .pbody h3.serif{font-weight:600;font-size:18px}
.pbody p{margin:0 0 8px;font-size:15px;line-height:1.8;color:var(--tx)}
.need{margin:0;background:#D9B25E;color:#2A1F0C;font-weight:700;font-size:14px;line-height:1.7;padding:10px 20px;text-align:left}
.badge{display:inline-block;font:700 12px var(--f-zh);color:#2A1F0C;background:#E6C169;border-radius:99px;padding:2px 12px}
html[lang="en"] .badge{font-family:var(--f-en)}

/* 8: founder */
.founder{display:grid;gap:20px;align-items:center}
.sprout{width:min(210px,58vw);height:auto;margin:0 auto;display:block}
.ftext{text-align:left}
.fname{margin:0 0 6px;font:600 17px var(--f-serif);color:#5A4A2A}
.ftext blockquote{margin:10px 0 0;padding:0;border:0;font:600 clamp(19px,4.9vw,28px)/1.9 var(--f-serif);color:#1F2E36}
html[lang="en"] .ftext blockquote{font-weight:400}
.fbul{grid-column:1/-1;list-style:none;margin:6px 0 0;padding:16px 0 0;border-top:1px solid #D2BE95;display:grid;gap:6px;font-size:14px;line-height:1.7;color:#4A4339}
.fbul li{position:relative;padding-left:14px}
.fbul li::before{content:"";position:absolute;left:0;top:.7em;width:5px;height:5px;border-radius:50%;background:var(--au)}
@media(min-width:800px){
  .founder{grid-template-columns:260px 1fr;gap:34px}
  .sprout{width:260px;margin:0}
  .ftext{text-align:right}
}

/* 9: growing watercolour circles (explorer -> navigator) over faint ripples */
.ripple-stage{position:relative;margin:22px auto 0;max-width:980px;overflow:hidden;border-radius:8px}
.ripples{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.3}
.roles{position:relative;z-index:1;list-style:none;margin:0 auto;padding:26px 6px 30px;display:grid;gap:18px;max-width:560px}
.roles li{display:grid;grid-template-columns:var(--s) 1fr;align-items:center;gap:16px;text-align:left}
.roles .r1{--s:92px}.roles .r2{--s:108px;margin-left:12px}.roles .r3{--s:124px;margin-left:24px}.roles .r4{--s:142px;margin-left:36px}
.rb{position:relative;width:var(--s);aspect-ratio:1;display:grid;place-items:center}
.rb img{position:absolute;inset:0;width:100%;height:100%}
.rb b{position:relative;z-index:1;font:700 17px/1.2 var(--f-serif);color:#20303A}
.r2 .rb b{font-size:19px}.r3 .rb b{font-size:21px;color:#F6EAD5}.r4 .rb b{font-size:24px;color:#F6EAD5}
html[lang="en"] .rb b{font-size:13px;padding:0 8px;text-align:center;font-weight:600}
html[lang="en"] .r4 .rb b{font-size:15px}
.rt{display:flex;flex-direction:column;gap:2px}
.roles .en{font:400 11px var(--f-en);letter-spacing:.22em;color:var(--au-d)}
.roles .d{font-size:15px;line-height:1.7;color:#4A4339}
@media(min-width:900px){
  .roles{grid-template-columns:repeat(4,1fr);max-width:none;padding:44px 20px 44px;gap:10px;align-items:end}
  .roles li{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;margin-left:0!important}
  .roles .r1{--s:150px}.roles .r2{--s:178px}.roles .r3{--s:206px}.roles .r4{--s:236px}
  .rt{align-items:center}.roles .d{max-width:210px}
  .rb b{font-size:22px}.r2 .rb b{font-size:25px}.r3 .rb b{font-size:28px}.r4 .rb b{font-size:32px}
}

/* 10: a drop of water */
.drop{overflow:hidden}
.drop-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:72% 50%;opacity:.5;z-index:-2}
.drop::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(to bottom,rgba(11,37,60,.78),rgba(11,37,60,.35) 38%,rgba(11,37,60,.92))}
.waters{list-style:none;margin:8px 0 28px;padding:0;display:grid;gap:14px}
.waters li{font:600 clamp(17px,4.4vw,20px)/1.6 var(--f-serif);color:var(--pp)}
html[lang="en"] .waters li{font-weight:400}
.waters li::before{content:"";display:block;width:12px;height:17px;margin:0 auto 8px;background:var(--au-l);border-radius:50% 50% 50% 50%/62% 62% 38% 38%}
@media(min-width:760px){.waters{grid-template-columns:repeat(3,1fr);gap:20px}}
.dropform{display:grid;gap:14px;max-width:560px;margin:0 auto;padding:22px;text-align:left;background:#F5EAD3 url(/assets/wc-paper.webp) 0 0/420px;color:var(--tx);border-radius:6px;box-shadow:0 20px 44px -18px rgba(0,0,0,.7)}
.f{display:grid;gap:6px;color:#2A241A;border:0;padding:0;margin:0;font-weight:700}
.f legend{padding:0;margin-bottom:6px}
.f em,.consent em{font-style:normal;font-size:12px;color:#9A3A22;margin-left:4px;font-weight:700}
.dropform input[type=text],.dropform select,.dropform textarea{width:100%;font:400 16px var(--f-zh);color:#2A241A;background:#FCF7EA;border:2px solid #D9C79F;border-radius:8px;padding:11px 13px;min-height:46px}
.dropform input:focus,.dropform select:focus,.dropform textarea:focus{border-color:var(--au-d);outline:0}
.r{display:flex;gap:10px;align-items:flex-start;color:#2A241A;min-height:36px;padding:4px 0;font-weight:400}
.r input{width:22px;height:22px;margin:2px 0 0;accent-color:var(--au-d);flex:none}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.go{font:700 17px var(--f-zh);color:#2A1F0C;background:var(--au);border:0;border-radius:8px;min-height:52px;cursor:pointer}
.go:hover{background:#E3B654}
.go:disabled{opacity:.6}
.msg{margin:0;min-height:1.6em;color:#1F6B5A;font-weight:700}
.msg.err{color:#9A3A22}
.end{margin:34px 0 0;font:700 clamp(24px,6.4vw,40px)/1.45 var(--f-serif);color:var(--pp)}
html[lang="en"] .end{font-weight:600}
.drop .en{margin:6px 0 0;color:var(--au-l)}

/* footer */
.foot-bar{padding:34px 20px 46px;background:var(--nv) url(/assets/wc-navy-wash.webp) 0 0/512px;text-align:center;font-size:14px;color:#C9D4E2}
.foot-bar p{margin:0 0 8px}
.foot-bar a{color:var(--au-l)}
.foot-bar .priv{max-width:620px;margin:10px auto;text-align:left;font-size:13.5px;background:rgba(255,255,255,.06);border:1px solid rgba(227,188,99,.3);border-radius:8px;padding:12px 14px;color:#E8EEF5}
.foot-bar .ai{font-size:12.5px;color:#C9D4E2}

@media(min-width:900px){.sec{padding:96px 32px 120px}}

/* English headings: use one complete serif (the Chinese serif subset only carries a few Latin glyphs) */
html[lang="en"]{--f-serif:Georgia,"Times New Roman",serif}

/* after submitting: the form fades out, a sentence from Shirley fades in */
.dropform{transition:opacity .45s ease,transform .45s ease}
.dropform.leaving{opacity:0;transform:translateY(8px);pointer-events:none}
.thanks{max-width:560px;margin:0 auto;padding:30px 26px 28px;text-align:center;background:#F5EAD3 url(/assets/wc-paper.webp) 0 0/420px;border-radius:6px;box-shadow:0 20px 44px -18px rgba(0,0,0,.7);opacity:0;transform:translateY(10px);transition:opacity .9s ease .1s,transform .9s ease .1s}
.thanks.show{opacity:1;transform:none}
.thanks .seed{width:104px;height:auto;margin:0 auto 6px;display:block}
.thanks .ok{margin:0 0 14px;font:700 17px/1.7 var(--f-zh);color:#1F6B5A}
html[lang="en"] .thanks .ok{font-family:var(--f-en)}
.thanks blockquote{margin:0;padding:14px 0 0;border:0;border-top:1px solid #D2BE95;font:600 clamp(18px,4.6vw,24px)/1.9 var(--f-serif);color:#1F2E36}
html[lang="en"] .thanks blockquote{font-weight:400}
.thanks .by{margin:12px 0 0;font:600 15px var(--f-serif);color:#5A4A2A}
@media (prefers-reduced-motion:reduce){.dropform,.thanks{transition:none}}

/* seamless section edges: navy blocks and the hero carry wavy top/bottom edges (mask), the paper behind is one continuous texture */
:root{--wv:44px}
.navy,.hero{-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}
.navy{
  -webkit-mask-image:url(/assets/art-wave-top.svg),linear-gradient(#000,#000),url(/assets/art-wave-bot.svg);
  mask-image:url(/assets/art-wave-top.svg),linear-gradient(#000,#000),url(/assets/art-wave-bot.svg);
  -webkit-mask-size:100% var(--wv),100% calc(100% - 2 * var(--wv) + 2px),100% var(--wv);
  mask-size:100% var(--wv),100% calc(100% - 2 * var(--wv) + 2px),100% var(--wv);
  -webkit-mask-position:left top,left center,left bottom;
  mask-position:left top,left center,left bottom;
}
.navy.drop{
  -webkit-mask-image:url(/assets/art-wave-top.svg),linear-gradient(#000,#000);
  mask-image:url(/assets/art-wave-top.svg),linear-gradient(#000,#000);
  -webkit-mask-size:100% var(--wv),100% calc(100% - var(--wv) + 1px);
  mask-size:100% var(--wv),100% calc(100% - var(--wv) + 1px);
  -webkit-mask-position:left top,left bottom;
  mask-position:left top,left bottom;
}
.hero{
  -webkit-mask-image:linear-gradient(#000,#000),url(/assets/art-wave-bot.svg);
  mask-image:linear-gradient(#000,#000),url(/assets/art-wave-bot.svg);
  -webkit-mask-size:100% calc(100% - var(--wv) + 1px),100% var(--wv);
  mask-size:100% calc(100% - var(--wv) + 1px),100% var(--wv);
  -webkit-mask-position:left top,left bottom;
  mask-position:left top,left bottom;
}
.foot-bar{background:#08202F;border-top:1px solid rgba(227,188,99,.4)}