/* PóTó Cam — 官網樣式
   沖印店印樣風:暖紙底 / 手寫標題 / 鐵窗綠唯一重點色 / 橘色日期戳母題
   字型:Caveat(拉丁)/ LXGW 霞鶩文楷 TC(中日)/ Nanum Pen(韓)—— 皆 OFL,已子集化自架 */

@font-face{font-family:'Caveat';src:url('fonts/caveat.woff2') format('woff2');font-weight:400 700;font-style:normal;font-display:swap}
@font-face{font-family:'LXGW WenKai TC';src:url('fonts/wenkai.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Nanum Pen Script';src:url('fonts/nanumpen.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}

:root{
  --bg:#F1EADB;
  --bg-inset:#E8E0CE;
  --paper:#FBF7EF;
  --ink:#201E19;
  --muted:#726D62;
  --faint:#A49E90;
  --line:#DAD3C4;
  --line-soft:#E6E0D3;
  --accent:#3E5245;        /* 低彩度鐵窗綠 */
  --accent-ink:#2C3B31;
  --stamp:#DA6A1E;         /* 橘色日期戳 */

  --serif:"Songti TC","Songti SC","Noto Serif TC","Noto Serif JP","Nanum Myeongjo",Georgia,"Times New Roman",serif;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang TC","Hiragino Sans","Noto Sans TC","Apple SD Gothic Neo","Segoe UI",sans-serif;
  --mono:ui-monospace,"SFMono-Regular","JetBrains Mono",Menlo,Consolas,monospace;
  --hand:'Caveat','LXGW WenKai TC','Nanum Pen Script',"Songti TC","Kaiti TC",Georgia,serif;

  --measure:38rem;
  --pad:24px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.72;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
/* 和紙質感:暖紙底 + 縱橫纖維 + 細顆粒 + 極輕暈影 */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(125% 92% at 50% -8%, rgba(255,251,243,.55), transparent 55%),
    radial-gradient(135% 120% at 50% 112%, rgba(96,74,42,.08), transparent 55%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='fh'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.006 0.11' numOctaves='2' seed='11' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='420' height='420' filter='url(%23fh)' opacity='0.08'/%3E%3C/svg%3E"),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='fv'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.11 0.006' numOctaves='2' seed='5' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='420' height='420' filter='url(%23fv)' opacity='0.055'/%3E%3C/svg%3E"),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='150' height='150'%3E%3Cfilter id='gr'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='150' height='150' filter='url(%23gr)' opacity='0.03'/%3E%3C/svg%3E");
  background-size:cover,cover,420px 420px,420px 420px,150px 150px;
  background-repeat:no-repeat,no-repeat,repeat,repeat,repeat;
}
body>*{position:relative;z-index:1}

.wrap{max-width:64rem;margin:0 auto;padding:0 var(--pad)}
.narrow{max-width:calc(var(--measure) + var(--pad)*2)}

/* ---- 日期戳母題 ---- */
.datestamp{
  font-family:var(--mono);
  color:var(--stamp);
  font-size:12px;font-weight:600;
  letter-spacing:.22em;
  text-shadow:0 0 10px rgba(218,106,30,.28);
  white-space:nowrap;
}

/* ---- eyebrow 小標籤 ---- */
.eyebrow{
  font-size:11.5px;font-weight:600;
  letter-spacing:.26em;text-transform:uppercase;
  color:var(--accent);
  margin:0 0 16px;
}

/* ---- 頁首 ---- */
header.site{padding:22px 0;border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink)}
.brand img{width:34px;height:34px;border-radius:8px;display:block}
.brand b{font-family:var(--hand);font-size:20px;font-weight:600;letter-spacing:.01em}

/* 語言切換 */
.langbar{display:flex;gap:1px;border:1px solid var(--line);border-radius:2px;overflow:hidden;background:var(--paper)}
.langbar button{
  border:0;background:transparent;color:var(--muted);
  font-family:var(--sans);font-size:12.5px;padding:6px 11px;cursor:pointer;
  transition:background .18s ease,color .18s ease;
}
.langbar button:hover{color:var(--ink)}
.langbar button[aria-pressed="true"]{background:var(--accent);color:#F6F3EC}

/* ---- 內容 ---- */
main{padding:0 0 40px}
h1{
  font-family:var(--hand);font-weight:600;
  font-size:clamp(2.15rem,6.2vw,3.35rem);
  line-height:1.16;letter-spacing:.005em;
  margin:0 0 18px;
}
h1 .accent{color:var(--accent);font-style:italic}
h2{
  font-family:var(--hand);font-weight:600;
  font-size:clamp(1.3rem,3vw,1.62rem);
  line-height:1.35;margin:0 0 12px;letter-spacing:.01em;
}
h3{font-family:var(--hand);font-weight:600;font-size:1.16rem;margin:0 0 4px;letter-spacing:.01em}
/* 手寫字型:中日韓為單一字重,關閉偽粗體/偽斜體以免變形 */
h1,h2,h3,.brand b,.cat .cname,.statement p,.qa .q,footer.site .fname{font-synthesis:none}
.lead{color:var(--muted);font-size:clamp(1.05rem,2.2vw,1.22rem);line-height:1.62;margin:0}
p{margin:14px 0}
ul{margin:14px 0;padding-left:20px}
li{margin:7px 0}
li::marker{color:var(--faint)}
strong{font-weight:600}
a{color:var(--accent);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--accent-ink)}

hr,.rule{border:0;border-top:1px solid var(--line);margin:0}

/* ---- Hero(marketing)---- */
.hero{padding:clamp(48px,9vw,90px) 0 clamp(40px,7vw,72px);text-align:center}
.hero .lead{max-width:34rem;margin:0 auto}
.cta-row{margin:30px 0 0;display:flex;flex-direction:column;align-items:center;gap:12px}
.cta-note{color:var(--muted);font-size:13px;margin:0;letter-spacing:.02em}
.cta{
  display:inline-block;font-size:14px;letter-spacing:.03em;
  color:var(--ink);text-decoration:none;
  border:1px solid var(--ink);border-radius:2px;
  padding:11px 22px;background:transparent;
  transition:background .2s ease,color .2s ease;
}
.cta:hover{background:var(--ink);color:var(--bg)}
.cta[aria-disabled="true"]{opacity:.9;cursor:default}
.cta[aria-disabled="true"]:hover{background:transparent;color:var(--ink)}

/* 印樣:app icon 當一張洗好的照片 */
.print{
  display:inline-block;background:#fff;
  padding:10px 10px 30px;border-radius:2px;
  box-shadow:0 24px 50px -22px rgba(33,31,26,.5),0 2px 5px rgba(33,31,26,.09);
  position:relative;transform:rotate(-1.6deg);
  margin-bottom:34px;
}
.print img{width:112px;height:112px;border-radius:12px;display:block}
.print .datestamp{position:absolute;right:14px;bottom:8px}
/* 照片印樣(4:3 範例照)*/
.print.photo{transform:rotate(-1.4deg);padding:12px 12px 34px}
.print.photo img{width:min(340px,80vw);height:auto;border-radius:1px}
.print.photo .datestamp{right:18px;bottom:11px}

/* 範例卷:印樣格 */
.roll{display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:16px;margin-top:20px}
.frame{margin:0}
.frame .shot{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--line);border-radius:1px;background:var(--bg-inset)}
.frame figcaption{display:flex;justify-content:space-between;align-items:baseline;gap:8px;margin-top:8px;font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--muted)}
.frame figcaption .idx{color:var(--stamp)}

/* ---- 特色:印樣編號清單 ---- */
.features{counter-reset:f;margin:6px 0 0;border-bottom:1px solid var(--line)}
.feature{
  counter-increment:f;
  display:grid;grid-template-columns:auto 1fr;gap:24px;
  padding:26px 4px;border-top:1px solid var(--line);
  align-items:baseline;
}
.feature .num{
  font-family:var(--mono);font-size:14px;color:var(--stamp);
  letter-spacing:.1em;padding-top:5px;
}
.feature .num::before{content:counter(f,decimal-leading-zero)}
.feature p{margin:6px 0 0;color:var(--muted);font-size:15.5px}

/* ---- 濾鏡陣容:分類 + 名牌 ---- */
.subline{color:var(--muted);font-size:15.5px;margin:0 0 6px;max-width:34rem}
.cats{border-bottom:1px solid var(--line);margin-top:14px}
.cat{display:grid;grid-template-columns:140px 1fr;gap:22px;align-items:start;padding:24px 4px;border-top:1px solid var(--line)}
.cat .cthumb{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--line);border-radius:1px;display:block;background:var(--bg-inset)}
.cat .clabel{display:flex;align-items:baseline;gap:12px;margin-bottom:4px}
.cat .cname{font-family:var(--hand);font-size:1.2rem;color:var(--ink)}
.cat .ccount{font-family:var(--mono);font-size:11.5px;color:var(--faint);letter-spacing:.08em}
.cat .ctag{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--stamp);border:1px solid var(--stamp);border-radius:2px;padding:1px 6px}
.cat .cvibe{color:var(--muted);font-size:14.5px;margin:0 0 14px;max-width:36rem}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{
  font-size:13px;color:var(--accent-ink);
  background:var(--bg-inset);border:1px solid var(--line-soft);
  border-radius:2px;padding:4px 10px;letter-spacing:.02em;white-space:nowrap;
}
.chip.hero{color:#F6F3EC;background:var(--accent);border-color:var(--accent)}

/* ---- 引言式聲明 ---- */
.statement{
  margin:clamp(46px,8vw,80px) 0 8px;
  padding:clamp(30px,5vw,46px) 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  text-align:center;
}
.statement p{
  font-family:var(--hand);font-size:clamp(1.25rem,3.1vw,1.7rem);
  line-height:1.5;color:var(--ink);margin:0 auto;max-width:32rem;
}
.statement .em{color:var(--accent);font-style:italic}

/* ---- 文字頁(privacy/support)---- */
article{padding:clamp(44px,7vw,72px) 0 20px}
article .updated{color:var(--faint);font-size:13.5px;font-family:var(--mono);letter-spacing:.06em;margin:0 0 26px}
article h1{margin-bottom:12px}
article h2{margin-top:40px}
article h2:first-of-type{margin-top:30px}
article .lead{margin-bottom:20px}
.qa{margin:18px 0}
.qa .q{font-family:var(--hand);font-size:1.08rem;color:var(--ink);margin:0 0 2px}
.qa .a{margin:0;color:var(--muted);font-size:15.5px}

/* ---- 頁尾 ---- */
footer.site{border-top:1px solid var(--line);padding:30px 0 54px;color:var(--muted);font-size:14px}
footer.site .wrap{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap}
footer.site .fbrand{display:flex;flex-direction:column;gap:8px}
footer.site .fname{font-family:var(--hand);color:var(--ink);font-size:16px}
footer.site nav{display:flex;gap:18px}
footer.site a{color:var(--muted);text-decoration:none}
footer.site a:hover{color:var(--ink)}

/* ---- 語言顯示切換 ---- */
.lang{display:none}
html[data-lang="zh"] .lang.zh,
html[data-lang="en"] .lang.en,
html[data-lang="ja"] .lang.ja,
html[data-lang="ko"] .lang.ko{display:revert}

@media (max-width:560px){
  .feature{gap:16px}
  header.site .wrap{gap:12px}
  .cat{grid-template-columns:100px 1fr;gap:15px}
  .roll{grid-template-columns:repeat(2,1fr);gap:12px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none !important}
}