/* ====================================================================
   自然舒 官方網站 — warm-natural editorial
   牛皮紙棕 + 暖金 + 紙白，黃綠作為科學點綴
   ==================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+TC:wght@400;500;600;700;900&family=Noto+Sans+TC:wght@300;400;500;700;900&family=Space+Mono:wght@400;700&display=swap');

:root{
  --paper:#F4EDE1;
  --paper-2:#EBE0CE;
  --card:#FCF8F0;
  --kraft:#C2A079;
  --kraft-deep:#8E6E49;
  --gold:#AC8245;
  --gold-2:#C49A5C;
  --ink:#332C24;
  --ink-2:#6E6354;
  --ink-3:#9A8E7C;
  --line:#D9CDB8;
  --line-2:#E7DECE;
  --green:#8FB721;
  --green-deep:#6E8F1B;
  --green-soft:#EEF2DC;

  --serif:"Noto Serif TC", serif;
  --sans:"Noto Sans TC", system-ui, sans-serif;
  --mono:"Space Mono", ui-monospace, monospace;

  --maxw:1240px;
  --pad:48px;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);}

/* ---- atoms ---- */
.eyebrow{
  font-family:var(--mono);font-size:12px;letter-spacing:.26em;
  text-transform:uppercase;color:var(--gold);font-weight:700;
}
.mono{font-family:var(--mono);letter-spacing:.04em;}
.serif{font-family:var(--serif);}
.green-t{color:var(--green-deep);}

.btn{
  display:inline-flex;align-items:center;gap:9px;white-space:nowrap;flex:none;
  font-family:var(--sans);font-weight:700;font-size:15px;
  padding:14px 26px;border-radius:999px;cursor:pointer;
  border:1px solid transparent;transition:transform .15s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover{transform:translateY(-2px);}
.btn--line{background:var(--green);color:#fff;box-shadow:0 8px 22px rgba(143,183,33,.32);}
.btn--line:hover{background:var(--green-deep);box-shadow:0 12px 28px rgba(143,183,33,.4);}
.btn--ghost{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn--ghost:hover{background:var(--ink);color:var(--paper);}
.btn--ink{background:var(--ink);color:var(--paper);}
.btn--ink:hover{background:#241d15;}

.tag{
  display:inline-flex;align-items:center;gap:7px;white-space:nowrap;
  font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.08em;
  padding:7px 13px;border-radius:999px;border:1px solid var(--line);
  background:var(--card);color:var(--ink-2);
}
.tag .dot{width:7px;height:7px;border-radius:50%;background:var(--green);flex:none;}

/* hexagon Mn mark */
.hex{
  display:inline-flex;align-items:center;justify-content:center;
  clip-path:polygon(25% 0,75% 0,100% 50%,75% 100%,25% 100%,0 50%);
  font-family:var(--mono);font-weight:700;
}

.sechead{margin-bottom:48px;max-width:760px;}
.sechead .eyebrow{display:block;margin-bottom:18px;}
.sechead h2{
  font-family:var(--serif);font-weight:700;font-size:clamp(30px,4vw,46px);
  line-height:1.18;letter-spacing:.01em;
}
.sechead p{font-size:clamp(15px,1.4vw,17px);color:var(--ink-2);margin-top:18px;line-height:1.75;}

section{padding:clamp(72px,9vw,128px) 0;}

/* ====================================================================
   NAV
   ==================================================================== */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(244,237,225,.82);backdrop-filter:saturate(140%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav .inner{
  max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);height:74px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.nav .brand{display:flex;align-items:center;gap:12px;}
.nav .brand img{height:26px;width:auto;}
.nav .brand .agent{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;color:var(--ink-3);
  border-left:1px solid var(--line);padding-left:12px;line-height:1.4;white-space:nowrap;flex:none;
}
.nav .links{display:flex;align-items:center;gap:32px;}
.nav .links a{font-size:14.5px;font-weight:500;color:var(--ink-2);transition:color .15s;}
.nav .links a:hover{color:var(--ink);}
.nav .navline{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--green);color:#fff;font-weight:700;font-size:13.5px;
  padding:10px 18px;border-radius:999px;transition:background .2s,transform .15s;
}
.nav .navline:hover{background:var(--green-deep);transform:translateY(-1px);}
.nav .burger{display:none;}

/* ====================================================================
   HERO
   ==================================================================== */
.hero{padding:clamp(56px,7vw,96px) 0 clamp(64px,8vw,104px);position:relative;overflow:hidden;}
.hero .grain{
  position:absolute;inset:0;pointer-events:none;opacity:.5;mix-blend-mode:multiply;
  background-image:radial-gradient(rgba(120,95,60,.05) 1px, transparent 1px);background-size:4px 4px;
}
.hero .grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(36px,5vw,80px);
  align-items:center;position:relative;
}
.hero .eyebrow{margin-bottom:24px;display:inline-block;}
.hero h1{
  font-family:var(--serif);font-weight:700;font-size:clamp(40px,5.6vw,72px);
  line-height:1.06;letter-spacing:.01em;
}
.hero h1 em{font-style:normal;color:var(--green-deep);}
.hero h1 .s{font-size:.56em;font-weight:500;color:var(--ink-2);letter-spacing:.04em;}
.hero h1 .hl{font-size:1.12em;}
.hero h1:has(.hl){line-height:1.42;}
.hero .lead{
  font-family:var(--serif);font-size:clamp(18px,1.9vw,23px);color:var(--kraft-deep);
  margin-top:26px;line-height:1.55;max-width:30ch;
}
.hero .sub{font-size:15px;color:var(--ink-2);margin-top:18px;line-height:1.7;max-width:38ch;}
.hero .hero-cta{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap;}
.hero .trust{display:flex;gap:10px;flex-wrap:wrap;margin-top:32px;}

.hero .visual{position:relative;}
.hero .visual .frame{
  border-radius:24px;overflow:hidden;box-shadow:0 30px 70px rgba(120,90,50,.22);
  border:1px solid rgba(255,255,255,.6);
}
.hero .visual .frame img{width:100%;height:clamp(420px,46vw,580px);object-fit:cover;}
.hero .float{
  position:absolute;left:-26px;bottom:42px;
  background:var(--card);border:1px solid var(--line);border-radius:18px;
  padding:18px 22px;box-shadow:0 18px 40px rgba(120,90,50,.18);
  display:flex;align-items:center;gap:16px;
}
.hero .float .big{font-family:var(--mono);font-weight:700;font-size:42px;line-height:.9;color:var(--green-deep);}
.hero .float .big sup{font-size:18px;}
.hero .float .meta{font-size:12.5px;color:var(--ink-2);line-height:1.4;}
.hero .float .meta b{display:block;color:var(--ink);font-size:14px;font-weight:700;}
.hero .seal{
  position:absolute;top:24px;right:24px;
  background:rgba(40,32,22,.74);backdrop-filter:blur(6px);color:#F3E7D2;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;
  padding:10px 14px;border-radius:12px;line-height:1.5;text-align:right;
}

/* ---- trust strip ---- */
.strip{background:var(--ink);color:#EFE3D0;padding:0;}
.strip .inner{
  max-width:var(--maxw);margin:0 auto;padding:26px var(--pad);
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.strip .item{display:flex;align-items:center;gap:12px;}
.strip .item .n{font-family:var(--mono);font-weight:700;font-size:24px;color:#fff;white-space:nowrap;}
.strip .item .n sup{font-size:12px;}
.strip .item .t{font-size:13px;color:#CDBC9F;line-height:1.3;}
.strip .sep{width:1px;height:34px;background:rgba(255,255,255,.16);}

/* ====================================================================
   PAIN
   ==================================================================== */
.pain{background:var(--card);}
.pain .grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,5vw,90px);align-items:center;}
.pain h2{font-family:var(--serif);font-weight:700;font-size:clamp(28px,3.6vw,42px);line-height:1.25;}
.pain h2 em{font-style:normal;color:var(--gold);}
.pain p{font-size:16px;color:var(--ink-2);margin-top:22px;line-height:1.8;}
.pain .factbox{
  background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:34px;
}
.pain .factbox .row{display:flex;gap:18px;padding:20px 0;border-top:1px solid var(--line);}
.pain .factbox .row:first-child{border-top:0;padding-top:0;}
.pain .factbox .row:last-child{padding-bottom:0;}
.pain .factbox .ic{
  flex:none;width:46px;height:40px;background:var(--green-soft);color:var(--green-deep);
  font-family:var(--mono);font-weight:700;font-size:13px;
}
.pain .factbox h4{font-size:16px;font-weight:700;margin-bottom:4px;}
.pain .factbox span{font-size:13.5px;color:var(--ink-2);}

/* ====================================================================
   BENEFITS
   ==================================================================== */
.bens .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.ben{
  background:var(--card);border:1px solid var(--line);border-radius:18px;padding:30px 28px;
  transition:transform .18s ease, box-shadow .2s ease, border-color .2s;
}
.ben:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(120,90,50,.12);border-color:var(--gold-2);}
.ben .tag{margin-bottom:20px;}
.ben h3{font-family:var(--serif);font-size:21px;font-weight:600;margin-bottom:10px;line-height:1.3;}
.ben p{font-size:14px;color:var(--ink-2);line-height:1.7;}

/* ====================================================================
   STATS
   ==================================================================== */
.stats{background:linear-gradient(160deg,#8E6E49,#5d472d);color:#F4E8D4;}
.stats .sechead h2{color:#FBF1DE;}
.stats .sechead .eyebrow{color:#E6C892;}
.stats .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.stats .cell{padding:14px 28px 14px 0;border-left:1px solid rgba(255,255,255,.16);padding-left:28px;}
.stats .cell:first-child{border-left:0;padding-left:0;}
.stats .big{font-family:var(--mono);font-weight:700;font-size:clamp(46px,5.5vw,68px);line-height:.9;color:#fff;}
.stats .big sup{font-size:22px;}
.stats .big .u{font-size:17px;font-family:var(--sans);color:#E9CB97;margin-left:4px;}
.stats .lab{font-size:16px;font-weight:700;margin-top:16px;}
.stats .nt{font-size:12.5px;color:#DDC6A4;margin-top:5px;}

/* ====================================================================
   SCIENCE
   ==================================================================== */
.science{background:var(--paper);}
.science .grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,5vw,76px);align-items:center;}
.science figure{border-radius:20px;overflow:hidden;border:1px solid var(--line);box-shadow:0 24px 54px rgba(120,90,50,.16);}
.science figure img{width:100%;}
.formula{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:8px 0 28px;}
.fchip{
  font-family:var(--mono);font-size:14px;font-weight:700;padding:12px 16px;border-radius:11px;
  border:1px solid var(--line);background:var(--card);
}
.fchip.out{background:var(--green-soft);border-color:#D8E4B0;color:var(--green-deep);}
.formula .op{font-family:var(--mono);color:var(--gold);font-size:18px;font-weight:700;}
.science .body{font-size:15.5px;color:var(--ink-2);line-height:1.85;}
.science .contrast{
  margin-top:24px;padding:20px 22px;border-left:3px solid var(--green);
  background:var(--card);border-radius:0 12px 12px 0;font-size:14.5px;color:var(--ink);line-height:1.7;
}
.science .credit{margin-top:24px;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;color:var(--gold);}
.science .micro{margin-top:28px;}
.science .micro img{width:100%;border-radius:12px;border:1px solid var(--line);}
.science .micro .cap{font-family:var(--mono);font-size:10.5px;color:var(--ink-3);margin-top:10px;letter-spacing:.04em;}

/* ====================================================================
   COMPARE
   ==================================================================== */
.compare{background:var(--card);}
.cmp{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--paper);}
.cmp .row{display:grid;grid-template-columns:1.2fr 1.1fr 1.5fr;border-bottom:1px solid var(--line);}
.cmp .row:last-child{border-bottom:0;}
.cmp .row.head{background:var(--ink);color:#F1E7D6;}
.cmp .row.head .cell{font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.06em;}
.cmp .row.us{background:var(--green-soft);}
.cmp .cell{padding:20px 24px;font-size:14.5px;line-height:1.5;border-right:1px solid var(--line);display:flex;align-items:center;}
.cmp .cell:last-child{border-right:0;}
.cmp .nm{font-weight:700;font-family:var(--serif);font-size:17px;}
.cmp .row.us .nm{color:var(--green-deep);}
.cmp .row.us .nm:after{content:"★";font-size:11px;margin-left:7px;color:var(--green);font-family:var(--sans);}

/* ====================================================================
   DUAL
   ==================================================================== */
.dual .grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.dual .panel{border-radius:22px;padding:clamp(36px,4vw,56px);position:relative;overflow:hidden;}
.dual .panel.a{background:var(--green-soft);}
.dual .panel.b{background:var(--paper-2);}
.dual .panel .hex{width:78px;height:68px;font-size:24px;margin-bottom:24px;}
.dual .panel.a .hex{background:#fff;color:var(--green-deep);}
.dual .panel.b .hex{background:#fff;color:var(--kraft-deep);}
.dual .panel .tl{font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:var(--ink-3);text-transform:uppercase;}
.dual .panel h3{font-family:var(--serif);font-size:clamp(26px,3vw,34px);font-weight:700;margin:8px 0 14px;}
.dual .panel p{font-size:15.5px;color:var(--ink-2);line-height:1.8;max-width:34ch;}

/* ====================================================================
   SCENES
   ==================================================================== */
.scenes{background:var(--paper);}
.scenes .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.scene{border-radius:18px;overflow:hidden;border:1px solid var(--line);background:var(--card);}
.scene .img{height:190px;overflow:hidden;position:relative;background:var(--paper-2);}
.scene .img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.scene:hover .img img{transform:scale(1.06);}
.scene .img .i{
  position:absolute;left:14px;top:14px;font-family:var(--mono);font-size:11px;font-weight:700;
  background:rgba(40,32,22,.72);color:#F3E7D2;padding:5px 10px;border-radius:8px;letter-spacing:.06em;
}
.scene .body{padding:22px 22px 26px;}
.scene h4{font-family:var(--serif);font-size:19px;font-weight:600;margin-bottom:7px;}
.scene p{font-size:13.5px;color:var(--ink-2);line-height:1.6;}

/* ====================================================================
   HOWTO
   ==================================================================== */
.howto{background:var(--card);}
.howto .grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,5vw,80px);align-items:start;}
.howto .steps{counter-reset:s;display:flex;flex-direction:column;}
.howto .step{display:flex;gap:22px;padding:26px 0;border-top:1px solid var(--line);}
.howto .step:first-child{border-top:0;padding-top:0;}
.howto .step .no{
  counter-increment:s;flex:none;font-family:var(--mono);font-weight:700;font-size:14px;color:#fff;
  width:40px;height:40px;border-radius:50%;background:var(--gold);display:flex;align-items:center;justify-content:center;
}
.howto .step .no:before{content:counter(s,decimal-leading-zero);}
.howto .step p{font-size:15.5px;color:var(--ink);line-height:1.65;padding-top:8px;}
.howto .prodcard{
  background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:40px;text-align:center;
}
.howto .prodcard img{width:78%;margin:0 auto 22px;border-radius:14px;}
.howto .prodcard .pn{font-family:var(--serif);font-size:22px;font-weight:600;}
.howto .prodcard .ps{font-size:14px;color:var(--ink-2);margin-top:8px;}
.howto .prodcard .pp{display:inline-block;margin-top:18px;}

/* ====================================================================
   SPEC
   ==================================================================== */
.spec{background:var(--ink);color:#EFE3D0;}
.spec .sechead h2{color:#FBF1DE;}
.spec .sechead .eyebrow{color:#E9CB97;}
.spec .grid{display:grid;grid-template-columns:1.3fr 1fr;gap:clamp(36px,4vw,64px);align-items:start;}
.spec dl{border-top:1px solid rgba(255,255,255,.16);}
.spec .r{display:grid;grid-template-columns:130px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.16);}
.spec dt{font-family:var(--mono);font-size:12.5px;color:#C9B796;}
.spec dd{font-size:15px;font-weight:500;}
.spec .pats h4{font-family:var(--mono);font-size:12px;color:#E9CB97;letter-spacing:.1em;margin-bottom:16px;}
.spec .pats .list{display:flex;flex-direction:column;gap:10px;}
.spec .pats .p{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.04em;color:#F0E5D2;
  border:1px solid rgba(255,255,255,.2);border-radius:10px;padding:13px 16px;
  display:flex;justify-content:space-between;align-items:center;
}
.spec .pats .p span{color:#9C8C70;font-size:10.5px;}
.spec .std{margin-top:22px;font-size:12.5px;color:#C9B796;line-height:1.6;}

/* ====================================================================
   CTA + FOOTER
   ==================================================================== */
.cta{background:linear-gradient(170deg,#3A2D1E,#1C140C);color:#F3E7D2;text-align:center;}
.cta img.logo{height:36px;margin:0 auto 28px;filter:brightness(0) invert(1);opacity:.96;}
.cta h2{font-family:var(--serif);font-size:clamp(30px,4vw,48px);font-weight:700;line-height:1.25;}
.cta p{font-size:16px;color:#E0CFB3;margin-top:22px;max-width:30ch;margin-left:auto;margin-right:auto;line-height:1.7;}
.cta .btns{display:flex;gap:14px;justify-content:center;margin-top:36px;flex-wrap:wrap;}
.cta .btn--ghost{border-color:rgba(255,255,255,.5);color:#F3E7D2;}
.cta .btn--ghost:hover{background:#F3E7D2;color:var(--ink);}
/* ---- product pages: shared ---- */
.gal{background:var(--paper);}
.gal .grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.gal figure{margin:0;border-radius:16px;overflow:hidden;border:1px solid var(--line);background:var(--card);display:flex;flex-direction:column;}
.gal figure img{width:100%;aspect-ratio:3/4;object-fit:cover;}
.gal figcaption{padding:14px 18px;font-size:14px;color:var(--ink-2);}
.vs3 .cmp3{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--paper);}
.vs3 .row{display:grid;grid-template-columns:.8fr 1fr 1fr 1fr;border-bottom:1px solid var(--line);}
.vs3 .row:last-child{border-bottom:0;}
.vs3 .cell{padding:18px 20px;font-size:14.5px;line-height:1.6;border-right:1px solid var(--line);display:flex;align-items:center;}
.vs3 .cell:last-child{border-right:0;}
.vs3 .row.head{background:var(--ink);color:#F1E7D6;}
.vs3 .row.head .cell{font-family:var(--mono);font-size:12.5px;font-weight:700;letter-spacing:.04em;}
.vs3 .row.head a{color:inherit;}
.vs3 .row.head a:hover{color:var(--gold-2);}
.vs3 .dim{font-family:var(--mono);font-size:12.5px;letter-spacing:.03em;color:var(--ink-2);font-weight:700;}
.vs3 .me{background:var(--green-soft);color:var(--green-deep);font-weight:600;}
.vs3 .row.head .me{background:var(--green-deep);color:#fff;}
.rcard .pdf{display:flex;align-items:center;flex:1;padding:22px 28px;background:var(--card);}
.rcard .pdf a{display:flex;gap:10px;align-items:center;border:1px solid var(--line);border-radius:10px;padding:14px 18px;background:#fff;font-size:14px;color:var(--ink);}
.rcard .pdf a:hover{border-color:var(--gold);color:var(--gold);}
.nowrap{white-space:nowrap;}
@media(max-width:880px){.gal .grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(max-width:640px){.vs3 .row{grid-template-columns:1fr;}.vs3 .cell{border-right:0;border-bottom:1px solid var(--line);}.vs3 .row .cell:last-child{border-bottom:0;}.gal .grid{grid-template-columns:1fr;}}

footer.site{background:#1C140C;color:#9C8C70;padding:64px 0 48px;border-top:1px solid rgba(255,255,255,.1);}
footer.site .top{
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12);
}
footer.site .brand img{height:30px;filter:brightness(0) invert(1);opacity:.95;margin-bottom:18px;}
footer.site .brand .agent{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:#C9B796;margin-bottom:8px;}
footer.site .brand .co{font-size:15px;color:#E0CFB3;font-weight:500;}
footer.site .brand .desc{font-size:13px;line-height:1.7;margin-top:14px;max-width:34ch;}
footer.site .brand .techln{
  display:inline-block;margin-top:16px;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;
  color:#E9CB97;border-bottom:1px solid rgba(233,203,151,.4);padding-bottom:2px;transition:color .15s,border-color .15s;
}
footer.site .brand .techln:hover{color:#fff;border-color:#fff;}
footer.site .col h5{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:#E9CB97;text-transform:uppercase;margin-bottom:18px;}
footer.site .col .ln{display:flex;gap:12px;margin-bottom:16px;align-items:flex-start;}
footer.site .col .ln .k{flex:none;width:18px;color:var(--green);font-size:13px;text-align:center;margin-top:2px;}
footer.site .col .ln .v{font-size:13.5px;line-height:1.55;color:#D5C6AB;}
footer.site .col .ln .v b{display:block;color:#F0E5D2;font-size:11px;font-family:var(--mono);letter-spacing:.08em;margin-bottom:3px;font-weight:700;}
footer.site .col a.ln:hover .v{color:#fff;}
footer.site .bottom{
  padding-top:28px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:11.5px;color:#7A6E58;line-height:1.7;
}
footer.site .bottom .mono{font-family:var(--mono);letter-spacing:.04em;}

/* ====================================================================
   NAV DROPDOWN
   ==================================================================== */
.links .dropdown{position:relative;}
.links .dropdown > a::after{content:" ▾";font-size:9px;opacity:.7;}
.links .dropmenu{
  display:none;position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%);
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:8px;min-width:228px;box-shadow:0 14px 32px rgba(120,90,50,.18);z-index:200;
  flex-direction:column;gap:2px;
}
/* transparent bridge across the 14px gap so the cursor can travel from the
   trigger to the menu without dropping :hover (otherwise items aren't clickable) */
.links .dropmenu::before{content:"";position:absolute;left:0;right:0;top:-16px;height:16px;}
.links .dropdown:hover .dropmenu,
.links .dropmenu:hover{display:flex;}
.links .dropmenu a{
  font-size:13.5px;padding:11px 14px;border-radius:9px;color:var(--ink);
  white-space:nowrap;transition:background .15s;display:flex;flex-direction:column;gap:2px;
}
.links .dropmenu a:hover{background:var(--paper);color:var(--ink);}
.links .dropmenu .sub{font-family:var(--mono);font-size:10px;color:var(--ink-3);font-weight:400;}

/* ====================================================================
   COMING SOON (product pages 建置中)
   ==================================================================== */
.soonframe{
  border-radius:24px;height:clamp(380px,42vw,520px);position:relative;overflow:hidden;
  border:1px solid var(--line);
  background:repeating-linear-gradient(135deg,#EBE0CE,#EBE0CE 14px,#E4D7C1 14px,#E4D7C1 28px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;
  color:var(--kraft-deep);font-family:var(--mono);
}
.soonframe .hex{width:88px;height:76px;background:rgba(255,255,255,.78);color:var(--kraft-deep);font-size:26px;}
.soonframe .lbl{font-size:13px;letter-spacing:.18em;text-transform:uppercase;}
.soonframe .sub{font-size:11px;letter-spacing:.1em;color:var(--ink-3);}
.soonbar{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:24px;
  font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--gold);
  background:#F3EBDB;border:1px solid var(--line);border-radius:999px;padding:9px 16px;
}
.soonbar .pulse{width:8px;height:8px;border-radius:50%;background:var(--green);flex:none;
  box-shadow:0 0 0 0 rgba(143,183,33,.6);animation:pulse 2s infinite;}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(143,183,33,.55);}70%{box-shadow:0 0 0 9px rgba(143,183,33,0);}100%{box-shadow:0 0 0 0 rgba(143,183,33,0);}}

/* ====================================================================
   PRODUCT LINE (homepage hub)
   ==================================================================== */
.plist{background:var(--paper);}
.plist .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.pcard{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:20px;overflow:hidden;transition:transform .18s ease, box-shadow .2s ease, border-color .2s;
  position:relative;
}
.pcard.live{cursor:pointer;}
.pcard.live:hover{transform:translateY(-5px);box-shadow:0 24px 50px rgba(120,90,50,.16);border-color:var(--gold-2);}
.pcard .ph{aspect-ratio:1/1;background:#fff;position:relative;overflow:hidden;border-bottom:1px solid var(--line-2);}
.pcard .ph img{width:100%;height:100%;object-fit:contain;padding:28px;transition:transform .5s ease;}
.pcard.live:hover .ph img{transform:scale(1.03);}
.pcard .ph .placeholder{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  background:repeating-linear-gradient(135deg,#EBE0CE,#EBE0CE 10px,#E4D7C1 10px,#E4D7C1 20px);
  color:var(--kraft-deep);font-family:var(--mono);font-size:12px;letter-spacing:.1em;
}
.pcard .ph .placeholder .hex{width:58px;height:50px;background:rgba(255,255,255,.7);color:var(--kraft-deep);font-size:18px;}
.pcard .badge{
  position:absolute;top:16px;left:16px;font-family:var(--mono);font-size:10.5px;font-weight:700;letter-spacing:.08em;
  padding:6px 11px;border-radius:999px;z-index:2;
}
.pcard .badge.on{background:var(--green);color:#fff;}
.pcard .badge.soon{background:rgba(40,32,22,.7);color:#F3E7D2;backdrop-filter:blur(4px);}
.pcard .pb{padding:28px 26px 30px;display:flex;flex-direction:column;flex:1;}
.pcard .no{font-family:var(--mono);font-size:12px;color:var(--gold);font-weight:700;margin-bottom:12px;letter-spacing:.06em;}
.pcard h3{font-family:var(--serif);font-size:23px;font-weight:600;line-height:1.3;margin-bottom:4px;}
.pcard .alias{font-size:13px;color:var(--ink-3);font-family:var(--mono);letter-spacing:.04em;margin-bottom:14px;}
.pcard p{font-size:14px;color:var(--ink-2);line-height:1.7;flex:1;}
.pcard .go{
  margin-top:22px;display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:14px;
  color:var(--green-deep);
}
.pcard .go.disabled{color:var(--ink-3);}
.pcard .go .arr{transition:transform .2s;}
.pcard.live:hover .go .arr{transform:translateX(4px);}

/* ====================================================================
   REPORTS (檢驗報告)
   ==================================================================== */
.reports{background:var(--card);}
.reports .grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.rcard{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:var(--paper);display:flex;flex-direction:column;}
.rcard .rtop{padding:28px 28px 24px;border-bottom:1px solid var(--line);}
.rcard .org{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.rcard .org .seal{
  flex:none;width:46px;height:46px;border-radius:50%;border:1.5px solid var(--gold);
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:11px;font-weight:700;color:var(--gold);
}
.rcard .org .nm{font-family:var(--serif);font-size:18px;font-weight:600;line-height:1.3;}
.rcard .org .nm small{display:block;font-family:var(--mono);font-size:9.5px;color:var(--ink-3);letter-spacing:.06em;margin-top:2px;text-transform:uppercase;font-weight:400;}
.rcard .rno{font-family:var(--mono);font-size:11.5px;color:var(--ink-2);letter-spacing:.04em;}
.rcard .rno b{color:var(--ink);}
.rcard .result{display:flex;align-items:flex-end;gap:18px;padding:24px 28px;border-bottom:1px solid var(--line);}
.rcard .result .big{font-family:var(--mono);font-weight:700;font-size:56px;line-height:.85;color:var(--green-deep);}
.rcard .result .big sup{font-size:24px;}
.rcard .result .rm{font-size:13px;color:var(--ink-2);line-height:1.5;}
.rcard .result .rm b{display:block;color:var(--ink);font-size:15px;font-weight:700;}
.rcard .scans{display:flex;gap:10px;padding:22px 28px;background:var(--card);margin-top:auto;}
.rcard .scans a{
  flex:1;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;
  transition:transform .15s, box-shadow .2s;position:relative;
}
.rcard .scans a:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(120,90,50,.18);}
.rcard .scans a img{width:100%;height:128px;object-fit:cover;object-position:top;}
.rcard .scans a span{
  position:absolute;bottom:0;left:0;right:0;font-family:var(--mono);font-size:9px;letter-spacing:.06em;
  background:rgba(40,32,22,.72);color:#F3E7D2;padding:4px 6px;text-align:center;
}
.reports .note{margin-top:26px;font-family:var(--mono);font-size:11.5px;color:var(--ink-3);letter-spacing:.03em;line-height:1.7;}

/* ====================================================================
   ABOUT (品牌故事)
   ==================================================================== */
.about{background:linear-gradient(160deg,#8E6E49,#5d472d);color:#F4E8D4;}
.about .sechead h2{color:#FBF1DE;}
.about .sechead .eyebrow{color:#E6C892;}
.about .grid{display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(40px,5vw,72px);align-items:end;}
.about .body p{font-size:15.5px;line-height:1.85;color:#EBDCC2;margin-bottom:18px;}
.about .body p strong{color:#fff;font-weight:700;}
.about .tl{border-top:1px solid rgba(255,255,255,.18);}
.about .tl .row{display:grid;grid-template-columns:84px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid rgba(255,255,255,.18);}
.about .tl .yr{font-family:var(--mono);font-weight:700;font-size:15px;color:#E9CB97;}
.about .tl .tx{font-size:14px;color:#EBDCC2;line-height:1.6;}
.about .tl .tx b{color:#fff;font-weight:700;}

/* ====================================================================
   BREADCRUMB (product pages)
   ==================================================================== */
.crumb{background:var(--paper);border-bottom:1px solid var(--line);}
.crumb .inner{max-width:var(--maxw);margin:0 auto;padding:16px var(--pad);display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-3);font-family:var(--mono);letter-spacing:.04em;}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--green-deep);}
.crumb .sep{color:var(--line);}
.crumb .cur{color:var(--ink);}

/* ====================================================================
   SOURCE (櫥櫃源頭 emphasis)
   ==================================================================== */
.source{background:var(--card);}
.source .grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(40px,5vw,72px);align-items:center;}
.source .eyebrow{display:inline-block;margin-bottom:18px;}
.source h2{font-family:var(--serif);font-weight:700;font-size:clamp(28px,3.8vw,44px);line-height:1.2;letter-spacing:.01em;}
.source h2 em{font-style:normal;color:var(--gold);}
.source .lead{font-size:16px;color:var(--ink-2);line-height:1.85;margin-top:22px;max-width:42ch;}
.source .lead strong{color:var(--ink);font-weight:700;}
.source .points{margin-top:26px;display:flex;flex-direction:column;gap:14px;}
.source .points .pt{display:flex;gap:14px;align-items:flex-start;}
.source .points .pt .k{
  flex:none;font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.04em;color:var(--gold);
  border:1px solid var(--line);border-radius:8px;padding:6px 10px;margin-top:3px;background:var(--card);
}
.source .points .pt .tx{font-size:14.5px;color:var(--ink-2);line-height:1.7;}
.source .points .pt .tx b{display:block;font-family:var(--serif);font-size:17px;font-weight:700;color:var(--ink);margin-bottom:3px;}
.source .keycard{
  background:var(--green-soft);border:1px solid #D8E4B0;border-radius:20px;padding:34px 32px;position:relative;
}
.source .keycard .hex{width:62px;height:54px;background:#fff;color:var(--green-deep);font-size:20px;margin-bottom:20px;}
.source .keycard .lbl{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--green-deep);font-weight:700;margin-bottom:12px;}
.source .keycard p{font-size:16.5px;line-height:1.8;color:var(--ink);}
.source .keycard p strong{color:var(--green-deep);font-weight:700;}
.source .keycard .safe{
  margin-top:18px;padding-top:18px;border-top:1px solid #D8E4B0;
  display:flex;gap:10px;align-items:flex-start;font-size:13.5px;line-height:1.65;color:var(--ink-2);
}
.source .keycard .safe .ic{
  flex:none;width:20px;height:20px;border-radius:50%;background:var(--green);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;margin-top:1px;
}

/* ====================================================================
   FOUNDER STORY (創辦人的故事)
   ==================================================================== */
.founder{background:var(--card);}
.founder .grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:clamp(36px,5vw,72px);align-items:start;}
.founder .eyebrow{display:inline-block;margin-bottom:18px;}
.founder h2{font-family:var(--serif);font-weight:700;font-size:clamp(27px,3.4vw,42px);line-height:1.22;letter-spacing:.01em;}
.founder .body p{font-size:15.5px;color:var(--ink-2);line-height:1.9;margin-bottom:18px;}
.founder .body p:last-child{margin-bottom:0;}
.founder .body p strong{color:var(--ink);font-weight:700;}
.founder .quote{
  margin-top:26px;padding:22px 26px;border-left:3px solid var(--gold);background:var(--paper);
  border-radius:0 14px 14px 0;font-family:var(--serif);font-size:clamp(18px,1.9vw,21px);line-height:1.6;color:var(--kraft-deep);font-weight:600;
}
.founder .sign{margin-top:16px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--ink-3);}

/* ====================================================================
   RESPONSIVE
   ==================================================================== */
@media (max-width:1080px){
  :root{--pad:32px;}
  .bens .grid{grid-template-columns:repeat(2,1fr);}
  .scenes .grid{grid-template-columns:repeat(2,1fr);}
  .stats .grid{grid-template-columns:repeat(2,1fr);gap:36px 0;}
  .stats .cell:nth-child(3){border-left:0;padding-left:0;}
  .plist .grid{grid-template-columns:1fr;}
}
@media (max-width:880px){
  .nav .links{display:none;}
  .nav .brand .agent{display:none;}
  .hero .grid{grid-template-columns:1fr;}
  .hero .visual{order:-1;}
  .hero .float{left:16px;}
  .pain .grid,.science .grid,.dual .grid,.howto .grid,.spec .grid{grid-template-columns:1fr;}
  .reports .grid,.about .grid,.source .grid{grid-template-columns:1fr;}
  .founder .grid{grid-template-columns:1fr;}
  .science .visual{order:-1;}
  .strip .inner{justify-content:flex-start;}
  .strip .sep{display:none;}
  .strip .item{flex:1 1 40%;}
  footer.site .top{grid-template-columns:1fr;gap:34px;}
}
@media (max-width:560px){
  :root{--pad:22px;}
  .bens .grid,.scenes .grid{grid-template-columns:1fr;}
  .cmp .row{grid-template-columns:1fr;}
  .cmp .cell{border-right:0;border-bottom:1px solid var(--line);}
  .cmp .row .cell:last-child{border-bottom:0;}
  .cmp .row.head{display:none;}
  .hero .float{position:static;margin-top:18px;display:inline-flex;}
  .hero .visual .frame{box-shadow:0 18px 40px rgba(120,90,50,.18);}
}