/* ============================================================
   FELICIA v3 — "Clinical Care" design system
   专业药妆感: clean, clinical, trust-first (Cetaphil/Aveeno class)
   Inter + IBM Plex Mono · white base · pharma green #1F6B4F
   Signature element: product-monograph numbering + lab-report
   verification card. No lace, no gingham, no handwriting.
   ============================================================ */

:root{
  --ink:#16251F;
  --body:#42544C;
  --soft:#71837B;
  --green:#1F6B4F;
  --green-d:#174F3B;
  --mint:#E9F2ED;
  --mint-2:#F4F8F5;
  --alt:#F6F9F7;
  --line:#E1E9E4;
  --seal:#C63D2F;
  --amber-bg:#FBF4E8;
  --amber:#8A6320;
  --tng:#015ABF;
  --duitnow:#ED2E67;
  --r-card:14px;
  --r-btn:8px;
  --shadow:0 1px 2px rgba(22,37,31,.05),0 8px 24px rgba(22,37,31,.06);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',-apple-system,'Segoe UI',sans-serif;
  font-size:16px;line-height:1.7;color:var(--body);
  background:#fff;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--green);text-decoration:none}
a:hover{color:var(--green-d)}
h1,h2,h3,h4{color:var(--ink);font-weight:700;line-height:1.25;letter-spacing:-.01em}
.mono{font-family:'IBM Plex Mono',ui-monospace,monospace}

.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:860px;margin:0 auto;padding:0 24px}
section{padding:72px 0}
section.alt{background:var(--alt)}
.center{text-align:center}

/* ---------- topbar + language ---------- */
.topbar{
  background:var(--green-d);color:#DFF0E8;
  font-size:11px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  padding:9px 20px;text-align:center;position:relative;
}
.topbar .langs{position:absolute;right:14px;top:50%;transform:translateY(-50%);display:flex;gap:4px}
.lang-btn{
  font-family:inherit;font-size:10.5px;font-weight:700;letter-spacing:.06em;
  background:transparent;color:#BCD9CC;border:1px solid rgba(255,255,255,.28);
  border-radius:5px;padding:2px 8px;cursor:pointer;line-height:1.5;
}
.lang-btn:hover{background:rgba(255,255,255,.12);color:#fff}
.lang-btn.on{background:#fff;color:var(--green-d);border-color:#fff}

/* ---------- nav ---------- */
nav.main{
  background:#fff;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:50;
}
nav.main .wrap{display:flex;align-items:center;justify-content:space-between;min-height:66px;flex-wrap:wrap;gap:6px;padding-top:8px;padding-bottom:8px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}
.brand b{font-size:20px;font-weight:800;letter-spacing:.14em;color:var(--ink)}
.brand .seal-mini{
  width:34px;height:34px;border-radius:8px;background:var(--green);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;letter-spacing:0;line-height:1.1;
}
.brand .brand-sub{font-size:9.5px;font-weight:600;letter-spacing:.22em;color:var(--soft);display:block;line-height:1.2}
nav.main ul{display:flex;list-style:none;gap:4px;align-items:center;flex-wrap:wrap}
.lnk{
  font-size:13.5px;font-weight:600;color:var(--body);
  padding:8px 12px;border-radius:6px;
}
.lnk:hover{background:var(--mint-2);color:var(--green-d)}
.lnk.active{color:var(--green-d);background:var(--mint)}
.nav-cta{
  font-size:13.5px;font-weight:700;color:#fff;background:var(--green);
  padding:9px 18px;border-radius:var(--r-btn);margin-left:6px;
}
.nav-cta:hover{background:var(--green-d);color:#fff}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;background:var(--green);color:#fff;
  font-family:inherit;font-size:15px;font-weight:700;
  padding:14px 30px;border-radius:var(--r-btn);border:1px solid var(--green);
  cursor:pointer;transition:background .15s;
}
.btn:hover{background:var(--green-d);border-color:var(--green-d);color:#fff}
.btn.ghost{background:#fff;color:var(--green);border:1px solid var(--green)}
.btn.ghost:hover{background:var(--mint-2);color:var(--green-d)}

/* ---------- monograph section headers (signature) ---------- */
.eyebrow{
  font-size:11.5px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;
  color:var(--green);margin-bottom:12px;
  display:flex;align-items:center;gap:12px;
}
.center .eyebrow,.eyebrow.mid{justify-content:center}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--green)}
.center .eyebrow::after,.eyebrow.mid::after{content:"";width:26px;height:1px;background:var(--green)}
.sec-title{font-size:clamp(24px,3.4vw,34px);margin-bottom:12px}
.sec-sub{font-size:16px;color:var(--soft);max-width:640px}
.center .sec-sub{margin:0 auto}

/* ---------- hero ---------- */
.hero{background:linear-gradient(180deg,var(--mint-2) 0%,#fff 90%);border-bottom:1px solid var(--line);padding:64px 0 56px}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(40px,6vw,60px);font-weight:800;letter-spacing:.1em;line-height:1.05}
.hero .sub{font-size:13.5px;font-weight:700;letter-spacing:.24em;color:var(--green);margin:10px 0 18px;text-transform:uppercase}
.hero .tag{font-size:17px;line-height:1.75;max-width:520px}
.hero .tag b{color:var(--ink)}
.checks{list-style:none;margin:22px 0 28px;display:grid;gap:10px}
.checks li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--body)}
.checks .ck{
  flex:0 0 auto;width:21px;height:21px;margin-top:2px;border-radius:50%;
  background:var(--mint);color:var(--green-d);font-size:12px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.hero .use-note{font-size:12px;color:var(--soft);margin-top:16px;letter-spacing:.04em}
.hero .photo{position:relative}
.hero .photo img{
  width:100%;border-radius:var(--r-card);
  border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;
}
.hero .photo .ph-tag{
  position:absolute;left:14px;bottom:14px;background:rgba(255,255,255,.94);
  border:1px solid var(--line);border-radius:7px;padding:7px 13px;
  font-size:11.5px;font-weight:700;letter-spacing:.08em;color:var(--green-d);
}

/* ---------- trust bar ---------- */
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.trust .t{background:#fff;padding:22px 20px;display:flex;gap:13px;align-items:flex-start}
.trust .ico{
  flex:0 0 auto;width:38px;height:38px;border-radius:9px;background:var(--mint);
  display:flex;align-items:center;justify-content:center;font-size:17px;
}
.trust b{display:block;font-size:14px;color:var(--ink);line-height:1.4;margin-bottom:3px}
.trust span{font-size:12.5px;color:var(--soft);line-height:1.55;display:block}

/* ---------- gallery ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery figure{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;
}
.gallery img{width:100%;aspect-ratio:1/1;object-fit:cover}
.gallery figcaption{
  font-size:12px;color:var(--soft);padding:10px 14px;border-top:1px solid var(--line);
  letter-spacing:.02em;
}

/* ---------- product info monograph table ---------- */
.risalah{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow);
}
.risalah .grid{display:grid;grid-template-columns:1fr 1fr}
.risalah .row{
  display:grid;grid-template-columns:150px 1fr;gap:10px;
  padding:13px 22px;border-bottom:1px solid var(--line);font-size:14px;
}
.risalah .row b{
  font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--soft);padding-top:2px;
}
.risalah .row span{color:var(--ink);font-weight:500}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 24px;position:relative;
}
.step .ico{
  display:block;font-family:'IBM Plex Mono',monospace;font-size:13px;font-weight:600;
  color:var(--green);margin-bottom:14px;letter-spacing:.1em;
}
.step .ico::after{content:"";display:block;width:30px;height:2px;background:var(--green);margin-top:8px}
.step h3{font-size:16.5px;margin-bottom:8px}
.step p{font-size:14px;color:var(--soft)}
.dose{
  display:inline-block;margin-top:26px;background:var(--mint);color:var(--green-d);
  font-size:13.5px;font-weight:600;border-radius:8px;padding:12px 22px;
}
.dose b{color:var(--green-d)}

/* ---------- usage scenes ---------- */
.scenes{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.scenes figure{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.scenes .s-wide img{width:100%;aspect-ratio:16/10;object-fit:cover}
.scenes .s-sq img{width:100%;aspect-ratio:16/10;object-fit:cover}
.scenes figcaption{font-size:12px;color:var(--soft);padding:10px 14px;border-top:1px solid var(--line)}

/* ---------- benefit cards ---------- */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:30px 26px}
.feat .ico{
  display:flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:10px;background:var(--mint);
  font-size:20px;margin-bottom:16px;
}
.feat h3{font-size:17px;margin-bottom:9px}
.feat p{font-size:14px;color:var(--soft)}

/* ---------- ingredients ---------- */
.plants{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:26px}
.plant{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:18px 12px;text-align:center;
}
.plant .ico{font-size:22px;display:block;margin-bottom:8px}
.plant b{display:block;font-size:13px;color:var(--ink);line-height:1.35;margin-bottom:3px}
.plant span{font-size:10.5px;color:var(--soft);font-style:italic;line-height:1.4;display:block}
.inci{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--green);
  border-radius:10px;padding:22px 26px;margin-bottom:18px;
}
.inci h3{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--green-d);margin-bottom:10px}
.inci p{font-size:12.5px;line-height:1.9;color:var(--soft);font-family:'IBM Plex Mono',monospace}
.warnbox{
  background:var(--amber-bg);border:1px solid #EBDCC0;border-left:3px solid var(--amber);
  border-radius:10px;padding:22px 26px;
}
.warnbox h3{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--amber);margin-bottom:10px}
.warnbox ul{list-style:none}
.warnbox li{font-size:13.5px;color:#6B5636;padding:4px 0 4px 20px;position:relative}
.warnbox li::before{content:"!";position:absolute;left:0;top:4px;font-weight:800;color:var(--amber)}

/* ---------- verification: lab-report card (signature) ---------- */
.cert{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow);padding:0;overflow:hidden;position:relative;text-align:center;
}
.cert .cert-head{
  background:var(--mint-2);border-bottom:1px solid var(--line);
  padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.1em;
  color:var(--green-d);text-transform:uppercase;text-align:left;
}
.cert .cert-head .dot{width:8px;height:8px;border-radius:50%;background:var(--green);flex:0 0 auto}
.cert .cert-body{padding:38px 34px 42px}
.cert h3{font-size:20px;margin-bottom:8px}
.cert .help{font-size:14.5px;color:var(--soft);margin-bottom:22px}
.cert input{
  font-family:'IBM Plex Mono',monospace;font-size:19px;letter-spacing:.14em;
  text-align:center;text-transform:uppercase;
  width:min(320px,100%);padding:13px 16px;
  border:1px solid var(--line);border-radius:8px;background:var(--mint-2);color:var(--ink);
  margin-bottom:16px;
}
.cert input:focus-visible{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(31,107,79,.15)}
.cert .stamp{
  position:absolute;top:64px;right:26px;width:58px;height:58px;border-radius:50%;
  border:2px solid rgba(198,61,47,.55);color:rgba(198,61,47,.75);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;transform:rotate(9deg);pointer-events:none;
}
.result{display:none;margin:18px auto 0;max-width:460px;border-radius:9px;padding:14px 18px;font-size:14px;line-height:1.65;text-align:left}
.result.ok{display:block;background:var(--mint);color:var(--green-d);border:1px solid #CBE2D6}
.result.warn{display:block;background:#FBEEEC;color:#8E3327;border:1px solid #EFCFC9}

/* ---------- buy ---------- */
.buy{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.buy .live{
  background:var(--green);color:#fff;font-weight:700;font-size:15px;
  padding:16px 30px;border-radius:var(--r-btn);
}
.buy .live:hover{background:var(--green-d);color:#fff}
.buy .soon{
  background:#fff;color:var(--soft);font-weight:600;font-size:14px;
  padding:16px 26px;border-radius:var(--r-btn);border:1px dashed var(--line);
}

/* ---------- faq ---------- */
.faq{max-width:760px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:none}
.faq summary{
  cursor:pointer;list-style:none;font-size:15px;font-weight:600;color:var(--ink);
  padding:18px 52px 18px 24px;position:relative;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:19px;font-weight:500;color:var(--green);
}
.faq details[open] summary::after{content:"−"}
.faq details[open] summary{color:var(--green-d)}
.faq details p{padding:0 24px 20px;font-size:14.5px;color:var(--soft)}

/* ---------- story / about ---------- */
.story-hero{padding:64px 24px 52px;text-align:center;background:linear-gradient(180deg,var(--mint-2) 0%,#fff 100%);border-bottom:1px solid var(--line)}
.story-hero h1{font-size:clamp(30px,4.6vw,44px);margin-top:6px}
.story-hero img{max-width:340px;margin:0 auto 22px}
.storycard{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow);padding:42px 40px;font-size:16.5px;line-height:1.85;
}
.storycard b{color:var(--ink)}
.storycard .en{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);font-size:13.5px;color:var(--soft);font-style:italic}
.storycard .cn{margin-top:6px;font-size:13px;color:var(--soft);letter-spacing:.4em}
.promises{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.promise{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:30px 26px}
.promise .num{
  font-family:'IBM Plex Mono',monospace;font-size:12px;font-weight:600;
  color:var(--green);letter-spacing:.12em;display:block;margin-bottom:14px;
}
.promise .num::after{content:"";display:block;width:30px;height:2px;background:var(--green);margin-top:8px}
.promise h3{font-size:16.5px;margin-bottom:9px}
.promise p{font-size:14px;color:var(--soft)}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.flow .f{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px 20px;text-align:center}
.flow .ico{
  width:44px;height:44px;border-radius:10px;background:var(--mint);
  display:flex;align-items:center;justify-content:center;font-size:19px;margin:0 auto 13px;
}
.flow b{display:block;font-size:14px;color:var(--ink);margin-bottom:6px;line-height:1.4}
.flow span{font-size:12.5px;color:var(--soft);line-height:1.55;display:block}
.company{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow);overflow:hidden}
.company table{width:100%;border-collapse:collapse}
.company td{padding:14px 24px;border-bottom:1px solid var(--line);font-size:14.5px;vertical-align:top}
.company tr:last-child td{border-bottom:none}
.company td:first-child{
  width:220px;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--soft);padding-top:17px;
}
.company td:last-child{color:var(--ink);font-weight:500}

/* ---------- footer ---------- */
footer{background:var(--green-d);color:#B9D2C6;margin-top:40px}
footer .cols{
  max-width:1120px;margin:0 auto;padding:56px 24px 40px;
  display:grid;grid-template-columns:1.3fr 1fr 1.3fr;gap:44px;
}
footer .brand{font-size:19px;font-weight:800;letter-spacing:.12em;color:#fff;margin-bottom:14px;display:block}
footer p{font-size:13.5px;line-height:1.8}
footer h4{color:#fff;font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;margin-bottom:14px}
footer ul{list-style:none}
footer li{margin-bottom:8px}
footer li a{color:#B9D2C6;font-size:13.5px}
footer li a:hover{color:#fff}
.wa-pill{
  display:inline-block;margin-top:16px;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.25);color:#fff;font-size:13px;font-weight:600;
  border-radius:7px;padding:9px 18px;
}
.wa-pill:hover{background:rgba(255,255,255,.18);color:#fff}
footer .base{
  border-top:1px solid rgba(255,255,255,.14);
  text-align:center;font-size:12px;color:#8FB2A2;
  padding:18px 24px;max-width:1120px;margin:0 auto;
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.reveal.on{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .hero .wrap{grid-template-columns:1fr;gap:36px}
  .trust{grid-template-columns:repeat(2,1fr)}
  .plants{grid-template-columns:repeat(3,1fr)}
  .risalah .grid{grid-template-columns:1fr}
  footer .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:680px){
  section{padding:52px 0}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .steps,.feats,.promises{grid-template-columns:1fr}
  .scenes{grid-template-columns:1fr}
  .flow{grid-template-columns:repeat(2,1fr)}
  .trust{grid-template-columns:1fr}
  .risalah .row{grid-template-columns:1fr;gap:2px}
  .company td:first-child{width:140px}
  footer .cols{grid-template-columns:1fr;gap:30px}
  .topbar{padding:8px 12px;font-size:9.5px}
  .topbar .langs{position:static;transform:none;justify-content:center;margin-top:5px}
  .topbar{display:flex;flex-direction:column;align-items:center}
  .cert .stamp{top:auto;bottom:14px;right:14px}
}