/* =========================================================
   匠心國際設計 · CRAFTSMAN INTERNATIONAL DESIGN
   Light editorial theme (inspired by calm premium studios)
   ========================================================= */

:root{
  --paper:#eef1f2;
  --paper-2:#e7ebec;
  --cream:#e5e9ea;
  --taupe:#beac99;
  --taupe-deep:#a8927b;
  --bronze:#b08a5a;
  --ink:#1f2124;
  --ink-soft:#3f454b;
  --muted:#79828a;
  --faint:#aab2b8;
  --line:rgba(31,33,36,.12);
  --line-2:rgba(31,33,36,.07);
  --white:#ffffff;
  --radius:2px;
  --wrap:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-en:"Abel", "Helvetica Neue", Arial, sans-serif;
  --font-zh:"Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  --font-serif:"Noto Serif TC", "Songti TC", "STSong", "SimSun", serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-zh);
  font-weight:400;
  font-size:18px;
  line-height:1.85;
  color:var(--ink-soft);
  background:var(--paper);
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;color:var(--ink);font-family:var(--font-serif);font-weight:400;letter-spacing:.02em;line-height:1.4}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:var(--taupe);color:#fff}

.wrap{width:min(100% - 48px,var(--wrap));margin-inline:auto}
.section{padding:clamp(72px,11vw,150px) 0}
.section--tight{padding:clamp(56px,8vw,100px) 0}

/* ---------- labels & headings ---------- */
.kicker{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--font-en);
  font-size:12px;letter-spacing:.34em;text-transform:uppercase;
  color:var(--taupe-deep);
}
.kicker::before{content:"";width:26px;height:1px;background:var(--taupe)}
.h1{font-size:clamp(30px,5vw,54px);line-height:1.25}
.h2{font-size:clamp(26px,3.6vw,42px)}
.h3{font-size:clamp(20px,2.4vw,26px)}
.lead{font-size:clamp(15px,1.4vw,17px);color:var(--ink-soft);max-width:62ch}
.eyebrow{font-family:var(--font-en);letter-spacing:.3em;text-transform:uppercase;font-size:11px;color:var(--muted)}
.section__head{max-width:760px;margin-bottom:clamp(40px,6vw,68px)}
.section__head .h2{margin:16px 0 18px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 30px;
  font-family:var(--font-en);
  font-size:13px;letter-spacing:.16em;text-transform:uppercase;
  border:1px solid transparent;border-radius:var(--radius);
  transition:background .4s var(--ease),color .4s var(--ease),border-color .4s var(--ease),transform .4s var(--ease);
}
.btn--solid{background:var(--ink);color:var(--paper)}
.btn--solid:hover{background:var(--bronze);color:#fff;transform:translateY(-2px)}
.btn--outline{border-color:var(--ink);color:var(--ink)}
.btn--outline:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px)}
.btn--ghost{padding:10px 4px;letter-spacing:.14em;color:var(--ink)}
.btn--ghost:hover{color:var(--bronze)}
.btn--block{width:100%}
.btn--light{border-color:rgba(255,255,255,.7);color:#fff}
.btn--light:hover{background:#fff;color:var(--ink)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* =========================================================
   HEADER
   ========================================================= */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:20px clamp(20px,4vw,54px);
  background:rgba(238,241,242,0);
  transition:background .5s var(--ease),padding .5s var(--ease),box-shadow .5s var(--ease);
}
.nav.is-solid{background:rgba(238,241,242,.92);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line-2);padding-top:14px;padding-bottom:14px}
.nav__brand{display:flex;align-items:center;gap:12px}
.nav__mark{
  width:38px;height:38px;display:grid;place-items:center;
  border:1px solid var(--ink);border-radius:50%;
  font-size:18px;color:var(--ink);font-weight:400;
}
img.nav__mark{border:0;border-radius:9px;object-fit:contain;padding:0;flex:0 0 auto;background:transparent}
.nav__name{display:flex;flex-direction:column;line-height:1.15}
.nav__name b{font-weight:400;font-size:16px;letter-spacing:.08em;color:var(--ink)}
.nav__name small{font-family:var(--font-en);font-size:9px;letter-spacing:.24em;color:var(--muted);text-transform:uppercase}
.nav__links{display:flex;align-items:center;gap:clamp(14px,2vw,30px)}
.nav__links a{
  font-size:13.5px;letter-spacing:.06em;color:var(--ink-soft);
  padding:6px 0;position:relative;white-space:nowrap;
}
.nav__links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--bronze);transition:width .4s var(--ease)}
.nav__links a:hover{color:var(--ink)}
.nav__links a:hover::after,.nav__links a.is-active::after{width:100%}
.nav__links a.is-active{color:var(--ink)}
.nav__actions{display:flex;align-items:center;gap:14px}
.nav__cta{padding:12px 22px;font-size:12px}
.nav__burger{display:none;width:42px;height:42px;position:relative}
.nav__burger span{position:absolute;left:11px;right:11px;height:1.5px;background:var(--ink);transition:.35s var(--ease)}
.nav__burger span:nth-child(1){top:15px}
.nav__burger span:nth-child(2){top:20.5px}
.nav__burger span:nth-child(3){top:26px}
.nav.is-open .nav__burger span:nth-child(1){top:20.5px;transform:rotate(45deg)}
.nav.is-open .nav__burger span:nth-child(2){opacity:0}
.nav.is-open .nav__burger span:nth-child(3){top:20.5px;transform:rotate(-45deg)}

/* =========================================================
   HERO
   ========================================================= */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden;color:#fff}
.hero__media{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.hero__slide{position:absolute;inset:0;z-index:1;opacity:0;transition:opacity 1.6s var(--ease)}
.hero__slide img{width:100%;height:100%;object-fit:cover;transform:scale(1.02);transform-origin:center}
.hero__slide.is-on{opacity:1}
.hero__slide.is-on img{animation:heroBreathe 22s ease-in-out infinite}
.hero__media::before{content:"";position:absolute;inset:-25%;z-index:2;pointer-events:none;mix-blend-mode:screen;opacity:.32;
  background:radial-gradient(38% 38% at 22% 32%,rgba(201,174,134,.45),transparent 70%),radial-gradient(44% 44% at 82% 72%,rgba(255,255,255,.22),transparent 70%);
  animation:heroGlow 24s ease-in-out infinite alternate}
.hero__media::after{content:"";position:absolute;inset:0;z-index:3;pointer-events:none;background:linear-gradient(180deg,rgba(20,18,15,.26) 0%,rgba(20,18,15,.06) 40%,rgba(20,18,15,.55) 100%),radial-gradient(125% 95% at 6% 96%,rgba(20,18,15,.6),transparent 60%)}
@keyframes heroBreathe{0%,100%{transform:scale(1.02)}50%{transform:scale(1.068)}}
@keyframes heroGlow{from{transform:translate3d(-5%,-3%,0) scale(1)}to{transform:translate3d(5%,4%,0) scale(1.12)}}
@media (prefers-reduced-motion:reduce){
  .hero__slide{transition:none}
  .hero__slide.is-on img{animation:none;transform:scale(1.02)}
  .hero__media::before{animation:none}
}
.hero__inner{position:relative;z-index:4;width:min(100% - 48px,var(--wrap));margin:0 auto;padding-top:clamp(96px,15vh,150px);padding-bottom:clamp(60px,9vw,120px)}
.hero__kicker{font-family:var(--font-en);letter-spacing:.32em;text-transform:uppercase;font-size:12px;color:rgba(255,255,255,.9);margin-bottom:22px;text-shadow:0 1px 16px rgba(0,0,0,.55),0 1px 3px rgba(0,0,0,.45)}
.hero .h1{color:#fff;max-width:18ch;margin-bottom:24px;text-shadow:0 2px 28px rgba(0,0,0,.55),0 1px 4px rgba(0,0,0,.45)}
.hero__sub{max-width:56ch;color:rgba(255,255,255,.92);font-size:clamp(15px,1.5vw,18px);margin-bottom:38px;text-shadow:0 1px 18px rgba(0,0,0,.55),0 1px 3px rgba(0,0,0,.45)}
.hero__cta{display:flex;flex-wrap:wrap;gap:16px}
.hero .btn--solid{background:#fff;color:var(--ink)}
.hero .btn--solid:hover{background:var(--bronze);color:#fff}
.hero__scroll{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:2;width:1px;height:52px;background:rgba(255,255,255,.5);overflow:hidden}
.hero__scroll span{position:absolute;top:-52px;left:0;width:1px;height:52px;background:#fff;animation:scrollLine 2.4s var(--ease) infinite}
@keyframes scrollLine{0%{top:-52px}60%,100%{top:52px}}
.hero__badge{position:absolute;top:0;left:0;right:0;z-index:3;display:flex;justify-content:center;padding:96px 24px 0;pointer-events:none}
@media (max-height:700px){
  .hero__inner{padding-top:clamp(88px,12vh,110px);padding-bottom:6px}
  .hero__kicker{margin-bottom:10px}
  .hero .h1{margin-bottom:12px}
  .hero__sub{margin-bottom:16px}
}

/* =========================================================
   PILLARS (trust strip)
   ========================================================= */
.pillars{background:var(--ink);color:var(--paper)}
.pillars__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.pillars__item{padding:clamp(34px,5vw,56px) 26px;border-left:1px solid rgba(255,255,255,.1);text-align:center}
.pillars__item:first-child{border-left:0}
.pillars__num{font-family:var(--font-en);font-size:clamp(34px,5vw,52px);color:#fff;line-height:1}
.pillars__num small{font-size:.42em;letter-spacing:.1em;margin-left:4px;color:var(--taupe)}
.pillars__label{margin-top:14px;font-size:13px;letter-spacing:.08em;color:rgba(255,255,255,.66)}

/* =========================================================
   INTRO / ABOUT split
   ========================================================= */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,90px);align-items:center}
.split__media{position:relative}
.split__media img{width:100%;aspect-ratio:4/5;object-fit:cover}
.split__media--wide img{aspect-ratio:4/3}
.split__badge{position:absolute;right:-1px;bottom:-1px;background:var(--cream);padding:22px 28px;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.split__badge b{font-family:var(--font-en);font-size:30px;color:var(--ink);font-weight:400}
.split__badge span{display:block;font-size:12px;letter-spacing:.14em;color:var(--muted)}
.points{margin-top:30px;display:grid;gap:16px}
.points li{position:relative;padding-left:26px;font-size:15px}
.points li::before{content:"";position:absolute;left:0;top:.72em;width:12px;height:1px;background:var(--bronze)}

/* =========================================================
   SERVICES
   ========================================================= */
.grid-services{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.service{padding:clamp(30px,3vw,44px) clamp(22px,2.4vw,32px);border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .5s var(--ease)}
.service:hover{background:var(--cream)}
.service__no{font-family:var(--font-en);font-size:12px;letter-spacing:.2em;color:var(--taupe-deep)}
.service__name{font-size:22px;margin:20px 0 6px;color:var(--ink);font-weight:400}
.service__en{font-family:var(--font-en);font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--muted)}
.service__desc{margin-top:18px;font-size:14.5px;color:var(--ink-soft)}
.service__points{margin-top:20px;display:grid;gap:9px}
.service__points li{font-size:13px;color:var(--muted);padding-left:16px;position:relative}
.service__points li::before{content:"·";position:absolute;left:2px;color:var(--bronze)}

/* =========================================================
   PROCESS
   ========================================================= */
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:1px solid var(--line)}
.process__item{padding:36px 26px 40px;border-right:1px solid var(--line);position:relative}
.process__item:last-child{border-right:0}
.process__step{font-family:var(--font-en);font-size:13px;letter-spacing:.2em;color:var(--bronze)}
.process__title{margin:20px 0 12px;font-size:19px;color:var(--ink);font-weight:400}
.process__desc{font-size:13.5px;color:var(--muted)}

/* =========================================================
   STYLES
   ========================================================= */
.styles__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.style-card{position:relative;overflow:hidden;background:var(--ink)}
.style-card img{width:100%;aspect-ratio:3/4;object-fit:cover;opacity:.9;transition:transform 1.1s var(--ease),opacity .6s}
.style-card:hover img{transform:scale(1.06);opacity:1}
.style-card__body{position:absolute;inset:auto 0 0 0;padding:30px;color:#fff;background:linear-gradient(0deg,rgba(18,16,13,.82),transparent)}
.style-card__en{font-family:var(--font-en);font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:rgba(255,255,255,.75)}
.style-card__name{font-size:24px;color:#fff;margin:10px 0 8px;font-weight:400}
.style-card__tag{font-size:13px;color:rgba(255,255,255,.85)}
.style-card__palette{display:flex;gap:6px;margin-top:16px}
.style-card__palette i{width:22px;height:22px;border-radius:50%;border:1px solid rgba(255,255,255,.5)}

/* =========================================================
   QUOTE TEASER
   ========================================================= */
.quote-teaser{background:var(--cream)}
.quote-teaser__inner{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(34px,6vw,80px);align-items:center}
.quote-mini{background:var(--white);border:1px solid var(--line-2);padding:clamp(28px,3.4vw,44px)}
.quote-mini__label{font-size:13px;letter-spacing:.1em;color:var(--ink);margin-bottom:16px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  padding:10px 18px;border:1px solid var(--line);background:transparent;
  font-size:13.5px;color:var(--ink-soft);border-radius:var(--radius);transition:.35s var(--ease);
}
.chip:hover{border-color:var(--ink)}
.chip.is-on{background:var(--ink);color:var(--paper);border-color:var(--ink)}

/* =========================================================
   WORKS
   ========================================================= */
.works__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,26px)}
.work{position:relative;overflow:hidden;background:var(--ink)}
.work:nth-child(3n+1){grid-row:span 2}
.work img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;opacity:.92;transition:transform 1.1s var(--ease),opacity .6s}
.work:hover img{transform:scale(1.05);opacity:1}
.work__body{position:absolute;inset:auto 0 0 0;padding:26px;color:#fff;background:linear-gradient(0deg,rgba(18,16,13,.8),transparent)}
.work__title{font-size:19px;color:#fff;font-weight:400}
.work__meta{margin-top:6px;font-family:var(--font-en);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.78)}

/* =========================================================
   TESTIMONIALS
   ========================================================= */
.testimonials__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.quote-card{background:var(--white);border:1px solid var(--line-2);padding:clamp(28px,3vw,40px);display:flex;flex-direction:column}
.quote-card__mark{font-family:var(--font-en);font-size:44px;color:var(--taupe);line-height:.6;height:26px}
.quote-card__text{font-size:15px;color:var(--ink-soft);margin:18px 0 24px;flex:1}
.quote-card__who b{display:block;font-weight:400;color:var(--ink)}
.quote-card__who span{font-size:12.5px;color:var(--muted)}

/* =========================================================
   FAQ / ACCORDION
   ========================================================= */
.faq{max-width:900px;margin-inline:auto;border-top:1px solid var(--line)}
.faq__item{border-bottom:1px solid var(--line)}
.faq__q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;text-align:left;padding:26px 4px;color:var(--ink);font-size:clamp(15px,1.6vw,18px);font-weight:400}
.faq__q i{font-family:var(--font-en);font-size:22px;color:var(--bronze);transition:transform .4s var(--ease);flex:0 0 auto}
.faq__item.is-open .faq__q i{transform:rotate(45deg)}
.faq__a{max-height:0;overflow:hidden;transition:max-height .5s var(--ease)}
.faq__a p{padding:0 4px 28px;color:var(--ink-soft);font-size:14.5px;max-width:72ch}

/* =========================================================
   PROMO
   ========================================================= */
.promo{background:var(--ink);color:var(--paper)}
.promo__inner{display:grid;grid-template-columns:auto 1fr auto;gap:clamp(24px,4vw,60px);align-items:center}
.promo__badge{font-family:var(--font-en);letter-spacing:.24em;text-transform:uppercase;font-size:12px;color:var(--taupe);border:1px solid rgba(190,172,153,.4);padding:10px 18px;white-space:nowrap}
.promo__title{font-size:clamp(22px,2.6vw,30px);color:#fff;margin-bottom:10px;font-weight:400}
.promo__body{color:rgba(255,255,255,.8);font-size:14.5px;max-width:60ch}
.promo__note{margin-top:10px;font-size:12.5px;color:var(--bronze)}

/* =========================================================
   CONTACT CTA
   ========================================================= */
.contact__card{text-align:center;max-width:760px;margin-inline:auto}
.contact__card .h2{margin:18px 0 20px}
.contact__actions{display:flex;justify-content:center;flex-wrap:wrap;gap:16px;margin-top:34px}
.contact__meta{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:56px;border-top:1px solid var(--line);padding-top:34px;text-align:left}
.contact__meta li span{display:block;font-family:var(--font-en);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.contact__meta li b{font-weight:400;color:var(--ink);font-size:14.5px}

/* =========================================================
   PAGE HEADER (inner pages)
   ========================================================= */
.pagehead{padding:clamp(130px,18vw,210px) 0 clamp(50px,7vw,80px);background:var(--cream);text-align:center}
.pagehead .h1{margin:18px 0}
.pagehead .lead{margin-inline:auto}

/* =========================================================
   FOOTER
   ========================================================= */
.footer{background:var(--ink);color:rgba(255,255,255,.7);padding:clamp(56px,7vw,90px) 0 40px}
.footer__top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:clamp(28px,4vw,50px)}
.footer__brand{display:flex;align-items:center;gap:14px;color:#fff}
.footer__brand .nav__mark{border-color:rgba(255,255,255,.5);color:#fff}
.footer__brand b{font-size:18px;font-weight:400;letter-spacing:.06em;color:#fff;display:block}
.footer__brand small{font-family:var(--font-en);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--taupe)}
.footer__col h4{font-family:var(--font-en);font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--taupe);margin-bottom:20px;font-weight:400}
.footer__col a,.footer__col p{display:block;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:12px;transition:color .3s}
.footer__col a:hover{color:#fff}
.footer__bottom{margin-top:clamp(40px,5vw,64px);padding-top:26px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:rgba(255,255,255,.5)}
.footer__social{display:flex;gap:18px}
.footer__social a{font-size:12px;letter-spacing:.1em;color:rgba(255,255,255,.6)}
.footer__social a:hover{color:#fff}

/* ---------- WhatsApp floating ---------- */
.whats{position:fixed;right:22px;bottom:22px;z-index:70;display:inline-flex;align-items:center;gap:10px;background:var(--ink);color:#fff;padding:14px 20px;border-radius:40px;font-size:13px;letter-spacing:.04em;box-shadow:0 14px 34px -14px rgba(0,0,0,.5);transition:transform .4s var(--ease),background .4s}
.whats:hover{transform:translateY(-3px);background:var(--bronze)}
.whats svg{width:18px;height:18px}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width:1080px){
  .grid-services{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(2,1fr)}
  .process__item{border-bottom:1px solid var(--line)}
  .footer__top{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav__links{
    position:fixed;inset:0 0 0 auto;width:min(82vw,360px);
    background:var(--paper);flex-direction:column;align-items:flex-start;
    padding:110px 34px 40px;gap:6px;transform:translateX(100%);
    transition:transform .5s var(--ease);box-shadow:-20px 0 60px -30px rgba(0,0,0,.4);
  }
  .nav__links a{font-size:18px;padding:12px 0;width:100%;border-bottom:1px solid var(--line-2)}
  .nav.is-open .nav__links{transform:none}
  .nav__cta{display:none}
  .nav{padding-left:24px;padding-right:30px}
  .nav__brand{gap:10px}
  .nav__name small{font-size:8px;letter-spacing:.1em;white-space:nowrap}
  .nav__burger{display:block;order:3;width:48px;height:48px}
  .nav__burger span{left:13px;right:13px}
  .nav__burger span:nth-child(1){top:18px}
  .nav__burger span:nth-child(2){top:23.5px}
  .nav__burger span:nth-child(3){top:29px}
  .nav.is-open .nav__burger span:nth-child(1){top:23.5px}
  .nav.is-open .nav__burger span:nth-child(3){top:23.5px}
  .hero__cta{display:grid;grid-template-columns:max-content;gap:12px}
  .hero__cta .btn{width:100%;white-space:nowrap}
  .split{grid-template-columns:1fr}
  .quote-teaser__inner{grid-template-columns:1fr}
  .styles__grid{grid-template-columns:1fr}
  .style-card img{aspect-ratio:4/3}
  .works__grid{grid-template-columns:1fr 1fr}
  .work:nth-child(3n+1){grid-row:auto}
  .testimonials__grid{grid-template-columns:1fr}
  .promo__inner{grid-template-columns:1fr;text-align:left}
  .contact__meta{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  body{font-size:15px}
  .pillars__grid{grid-template-columns:1fr 1fr}
  .pillars__item:nth-child(odd){border-left:0}
  .pillars__item{border-top:1px solid rgba(255,255,255,.1)}
  .grid-services{grid-template-columns:1fr}
  .process{grid-template-columns:1fr}
  .works__grid{grid-template-columns:1fr}
  .split__media img,.split__media--wide img{aspect-ratio:4/3}
  .contact__meta{grid-template-columns:1fr}
  .footer__top{grid-template-columns:1fr}
  .whats span{display:none}
  .whats{padding:16px;border-radius:50%}
}
/* =========================================================
   FORMS & QUOTE ENGINE
   ========================================================= */
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13px;letter-spacing:.04em;color:var(--ink)}
.field input,.field select,.field textarea{
  font:inherit;font-size:15px;color:var(--ink);
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:13px 15px;width:100%;transition:border-color .3s
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--ink)}
.field input.is-error{border-color:#b4543c}
.quote__form{display:grid;gap:34px}
.quote__row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.quote__group{display:grid;gap:14px}
.quote__label{font-size:14px;letter-spacing:.06em;color:var(--ink);font-weight:400}
.quote__optional{font-size:12px;color:var(--muted);font-weight:400}
.chip.is-on em{color:inherit}
.chip em{font-style:normal;color:var(--bronze);font-size:12px;margin-left:4px}
.quote__shell{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(26px,4vw,54px);align-items:start}
.quote__result{position:sticky;top:110px;background:var(--cream);border:1px solid var(--line-2);padding:clamp(26px,3vw,40px)}
.result__badge{display:inline-block;font-family:var(--font-en);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--bronze);border:1px solid rgba(176,138,90,.4);padding:7px 14px}
.result__idle h3{margin:22px 0 16px;font-size:22px}
.result__points li{position:relative;padding-left:20px;font-size:14px;color:var(--muted);margin-bottom:10px}
.result__points li::before{content:"—";position:absolute;left:0;color:var(--bronze)}
.result__label{font-size:13px;letter-spacing:.1em;color:var(--muted);margin-top:18px}
.result__price{font-family:var(--font-en);font-size:clamp(38px,6vw,54px);color:var(--ink);line-height:1.1;margin:6px 0}
.result__range{font-size:14px;color:var(--ink-soft)}
.result__demo{font-size:12px;color:var(--bronze);margin-top:8px}
.quote__honest{margin-top:18px;border:1px solid var(--line-2);background:var(--white);border-radius:var(--radius);padding:18px 20px}
.quote__honest h4{margin:0 0 10px;font-size:14px;letter-spacing:.03em;color:var(--ink);line-height:1.5}
.quote__honest p{margin:0 0 9px;font-size:12.5px;line-height:1.85;color:var(--ink-soft)}
.quote__honest p:last-child{margin-bottom:0}
.quote__honest b{color:var(--ink)}
.quote__purpose{display:grid;gap:10px;margin:0 0 16px}
.purpose{display:grid;gap:8px}
.purpose__opt{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--ink-soft);cursor:pointer;padding:10px 14px;border:1px solid var(--line);border-radius:var(--radius);transition:.25s var(--ease)}
.purpose__opt:hover{border-color:var(--ink)}
.purpose__opt:has(input:checked){border-color:var(--ink);background:var(--white);color:var(--ink)}
.purpose__opt input{accent-color:var(--ink);flex:0 0 auto;margin:0}
.quote__send-hint{font-size:12px;color:var(--bronze);line-height:1.7;margin:10px 0 4px;text-align:center}
.result__spec{display:grid;grid-template-columns:1fr 1fr;gap:12px 20px;margin:24px 0;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.result__spec dt{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-family:var(--font-en)}
.result__spec dd{margin:4px 0 0;font-size:14px;color:var(--ink)}
.result__breakdown{display:grid;gap:10px;margin-bottom:24px}
.result__breakdown li{display:flex;justify-content:space-between;gap:14px;font-size:13.5px;color:var(--ink-soft)}
.result__breakdown b{color:var(--ink);white-space:nowrap}
.result__confidence{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--muted);margin-bottom:22px}
.confidence__bar{flex:1;height:4px;background:var(--line);position:relative}
.confidence__bar i{position:absolute;inset:0 auto 0 0;background:var(--bronze);transition:width 1s var(--ease)}
.dropzone{border:1px dashed var(--line);border-radius:var(--radius);padding:34px 22px;text-align:center;cursor:pointer;transition:.3s;background:var(--white)}
.dropzone:hover,.dropzone.is-drag{border-color:var(--ink);background:var(--cream)}
.dropzone__icon{display:block;font-size:26px;color:var(--bronze);margin-bottom:10px}
.dropzone__empty p{margin-bottom:6px;color:var(--ink)}
.dropzone__empty span{font-size:12.5px;color:var(--muted)}
.dropzone__thumbs{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.thumb{position:relative;width:78px;height:78px;overflow:hidden;border:1px solid var(--line)}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb button{position:absolute;top:2px;right:2px;width:20px;height:20px;background:rgba(18,16,13,.7);color:#fff;font-size:13px;line-height:1;border-radius:50%}
.quote__hint-mm{font-size:12.5px;color:var(--muted)}
.quote__mini{font-size:12.5px;color:var(--muted);text-align:center;margin-top:14px}
.quote__disclaimer{font-size:12px;color:var(--muted);margin-top:34px;max-width:80ch}
.demo-badge{display:inline-block;margin-top:14px;font-size:12px;color:var(--bronze);border:1px solid rgba(176,138,90,.4);padding:6px 12px}

/* contact / booking form */
.booking__shell{max-width:820px;margin-inline:auto}
.booking__form{display:grid;gap:22px}
.field--block{grid-column:1/-1}
.check{display:flex;gap:12px;align-items:flex-start;font-size:13.5px;color:var(--ink-soft)}
.check input{margin-top:4px}
.booking__success{text-align:center;background:var(--white);border:1px solid var(--line-2);padding:clamp(34px,5vw,60px)}
.booking__check{display:inline-grid;place-items:center;width:56px;height:56px;border-radius:50%;background:var(--ink);color:#fff;font-size:24px;margin-bottom:22px}
.booking__success h3{font-size:24px;margin-bottom:12px}
.booking__success-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:28px}

@media (max-width:900px){.quote__shell{grid-template-columns:1fr}.quote__result{position:static}}
@media (max-width:640px){.quote__row{grid-template-columns:1fr}.result__spec{grid-template-columns:1fr}}

/* =========================================================
   PORTFOLIO / PROJECT GALLERY
   ========================================================= */
.portfolio{display:grid;gap:clamp(56px,8vw,110px)}
.project__head{display:flex;align-items:flex-end;gap:20px;border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:clamp(20px,3vw,34px)}
.project__no{font-family:var(--font-en);font-size:clamp(28px,4vw,46px);color:var(--taupe);line-height:1}
.project__meta{flex:1}
.project__title{margin:0}
.project__subtitle{margin:6px 0 0;font-size:14.5px;color:var(--ink);letter-spacing:.02em}
.project__tag{margin-top:6px;font-size:13.5px;color:var(--muted);letter-spacing:.04em}
.project__count{font-family:var(--font-en);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
.project__intro{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:clamp(20px,4vw,56px);align-items:start;margin:0 0 clamp(20px,3vw,34px)}
.project__desc{margin:0;max-width:62ch;font-size:15px;line-height:1.9;color:var(--muted)}
.project__info{list-style:none;margin:0;padding:0;display:flex;gap:clamp(18px,3vw,40px);font-size:14px;color:var(--ink);white-space:nowrap}
.project__info li{display:flex;flex-direction:column;gap:4px}
.project__info span{font-family:var(--font-en);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
@media (max-width:640px){.project__intro{grid-template-columns:1fr;gap:14px}}

.project__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(8px,1vw,14px)}
.shot{position:relative;padding:0;overflow:hidden;background:var(--ink);border:0;cursor:pointer;display:block;line-height:0}
.shot img{width:100%;aspect-ratio:1/1;object-fit:cover;transition:transform .8s var(--ease),opacity .5s;opacity:.96}
.shot:hover img{transform:scale(1.06);opacity:1}
@media (max-width:900px){.project__grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:640px){
  .project__grid{grid-template-columns:repeat(2,1fr)}
  .project__head{flex-wrap:wrap;gap:10px 16px;align-items:center}
  .project__no{font-size:26px}
}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:90;background:rgba(16,14,12,.94);display:flex;align-items:center;justify-content:center;padding:clamp(16px,4vw,48px)}
.lightbox[hidden]{display:none}
.lightbox img{max-width:100%;max-height:100%;object-fit:contain;box-shadow:0 30px 80px -30px rgba(0,0,0,.8)}
.lightbox__close{position:absolute;top:18px;right:22px;width:46px;height:46px;color:#fff;font-size:30px;line-height:1;border-radius:50%;background:rgba(255,255,255,.08);cursor:pointer}
.lightbox__close:hover{background:rgba(255,255,255,.18)}
.lightbox__nav{position:absolute;top:50%;transform:translateY(-50%);width:54px;height:54px;color:#fff;font-size:34px;line-height:1;border-radius:50%;background:rgba(255,255,255,.08);cursor:pointer}
.lightbox__nav:hover{background:rgba(255,255,255,.18)}
.lightbox__prev{left:14px}
.lightbox__next{right:14px}
@media (max-width:640px){.lightbox__nav{width:42px;height:42px;font-size:26px}}

/* =========================================================
   AI 報價 v2（單位後綴 / 報價單車仔 / 色板選擇器）
   ========================================================= */
.field{position:relative}
.unit-suffix{position:absolute;right:14px;bottom:13px;font-size:12px;color:var(--muted);pointer-events:none}
.result__head{margin-bottom:16px}
.cart__empty{font-size:14px;color:var(--muted)}
.cart__row{display:block;padding:14px 0;border-bottom:1px solid var(--line)}
.cart__main{display:flex;align-items:flex-start;gap:12px}
.cart__info{flex:1;min-width:0}
.cart__info b{font-weight:500}
.cart__info small{display:block;font-size:12px;color:var(--muted);margin-top:3px}
.cart__bd{list-style:none;margin:8px 0 0;padding:0}
.cart__bd li{display:flex;justify-content:space-between;gap:12px;font-size:11.5px;color:var(--ink-soft);padding:2px 0;line-height:1.5}
.cart__bd li span{position:relative;padding-left:15px}
.cart__bd li span::before{content:"—";position:absolute;left:0;color:var(--bronze)}
.cart__bd li b{font-family:var(--font-en);font-weight:400;white-space:nowrap}
.cart__hint{font-size:12px;color:var(--bronze);line-height:1.6;margin:8px 0 0}
.cart__flag{font-size:11px;color:#b4543c;border:1px solid rgba(180,84,60,.4);padding:1px 6px;margin-left:6px;white-space:nowrap}
.cart__price{font-family:var(--font-en);white-space:nowrap}
.cart__del{border:none;background:none;color:var(--muted);font-size:20px;cursor:pointer;line-height:1}
.cart__edit{border:none;background:none;color:var(--bronze);font-size:15px;cursor:pointer;line-height:1;padding:2px 4px}
.cart__notes{list-style:none;margin:16px 0 0;padding:0}
.cart__notes li{font-size:12.5px;color:var(--bronze);margin-bottom:6px}
.cart__total{display:flex;justify-content:space-between;align-items:baseline;margin:20px 0 18px;padding-top:16px;border-top:1px solid var(--line)}
.cart__total b{font-family:var(--font-en);font-size:26px}
#qSend{margin-bottom:14px}
.board-picker{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.board-picker__name{font-size:13px;color:var(--muted)}
/* 色板 modal */
.boards{position:fixed;inset:0;z-index:80;background:rgba(20,18,15,.55);display:flex;align-items:center;justify-content:center;padding:20px}
.boards[hidden]{display:none}
.boards__box{background:var(--paper);width:min(980px,100%);max-height:88vh;display:flex;flex-direction:column;border-radius:var(--radius);overflow:hidden}
.boards__head{display:flex;align-items:center;gap:14px;padding:18px 22px;border-bottom:1px solid var(--line)}
.boards__head b{font-size:16px;white-space:nowrap}
.boards__head input{flex:1;border:1px solid var(--line);padding:9px 12px;font-size:14px;background:var(--white);min-width:0}
.boards__close{border:none;background:none;font-size:24px;cursor:pointer;color:var(--muted);line-height:1}
.boards__filters{display:flex;flex-wrap:wrap;gap:8px;padding:14px 22px;border-bottom:1px solid var(--line)}
.boards__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(108px,1fr));gap:14px;padding:20px 22px;overflow:auto}
.board{border:1px solid var(--line);background:var(--white);cursor:pointer;padding:6px;text-align:center;transition:.2s}
.board:hover{border-color:var(--ink)}
.board__img{display:block;aspect-ratio:9/16;overflow:hidden;background:#eee}
.board__img img{width:100%;height:100%;object-fit:cover}
.board__name{display:block;font-size:11px;color:var(--ink-soft);margin-top:6px;line-height:1.3}
.boards__empty{grid-column:1/-1;text-align:center;color:var(--muted);padding:40px}
.boards__note{padding:12px 22px;border-top:1px solid var(--line);font-size:12px;color:var(--bronze);text-align:center}

/* Accessibility: skip to main content */
.skip-link{position:absolute;left:-9999px;top:0;z-index:3000;background:var(--ink);color:var(--paper);padding:12px 18px;border-radius:0 0 10px 0;font-size:14px}
.skip-link:focus{left:0;outline:2px solid var(--bronze);outline-offset:2px}

/* Renovation process cover */
.reno-cover{margin:0;border-radius:18px;overflow:hidden;position:relative;background:var(--ink)}
.reno-cover img{display:block;width:100%;height:clamp(280px,52vw,560px);object-fit:cover}
.reno-cover figcaption{position:absolute;left:0;right:0;bottom:0;padding:clamp(16px,4vw,34px);color:#fff;background:linear-gradient(to top,rgba(20,20,20,.72),rgba(20,20,20,0));display:flex;flex-direction:column;gap:4px}
.reno-cover figcaption b{font-size:clamp(18px,3.2vw,26px)}
.reno-cover figcaption span{font-size:clamp(12px,2.4vw,15px);color:rgba(255,255,255,.85)}

/* Trust / promise */
.trust__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:22px}
.trust__item{border:1px solid var(--line-2);background:var(--white);padding:clamp(26px,3vw,36px);transition:border-color .35s var(--ease),transform .35s var(--ease)}
.trust__item:hover{border-color:var(--line);transform:translateY(-3px)}
.trust__mark{display:inline-grid;place-items:center;width:54px;height:54px;border-radius:50%;border:1px solid var(--ink);font-family:var(--font-serif);font-size:22px;color:var(--ink);margin-bottom:20px}
.trust__title{font-size:19px;color:var(--ink);font-weight:400;margin:0 0 10px}
.trust__desc{margin:0;font-size:14px;color:var(--ink-soft);line-height:1.8}
.trust__more{margin-top:34px;text-align:center}
.trust__more a{color:var(--ink);letter-spacing:.05em;border-bottom:1px solid var(--line);padding-bottom:4px;transition:border-color .3s var(--ease)}
.trust__more a:hover{border-color:var(--ink)}

/* Blog list */
.blog__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:clamp(22px,3vw,34px)}
.post-card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line-2);overflow:hidden;transition:transform .45s var(--ease),border-color .45s var(--ease)}
.post-card:hover{transform:translateY(-4px);border-color:var(--line)}
.post-card__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--cream)}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease)}
.post-card:hover .post-card__media img{transform:scale(1.045)}
.post-card__body{padding:clamp(20px,2.4vw,28px);display:flex;flex-direction:column;gap:9px;flex:1}
.post-card__tag{font-size:11.5px;letter-spacing:.14em;color:var(--taupe-deep)}
.post-card__title{font-size:19px;color:var(--ink);font-weight:400;line-height:1.5}
.post-card__excerpt{font-size:13.5px;color:var(--ink-soft);line-height:1.75;flex:1}
.post-card__date{font-size:12px;color:var(--muted);font-family:var(--font-en)}

/* Blog article */
.post__head{padding:clamp(120px,16vw,168px) 0 clamp(30px,4vw,44px);background:var(--cream);text-align:center}
.post__crumb{font-size:12.5px;color:var(--muted);margin-bottom:20px}
.post__crumb a{color:var(--muted)}
.post__crumb a:hover{color:var(--ink)}
.post__crumb span{margin:0 7px}
.post__meta{margin-top:16px;font-size:13px;color:var(--muted)}
.post__hero{margin:0}
.post__hero img{display:block;width:100%;max-height:620px;object-fit:cover}
.post__body{max-width:840px;padding-top:clamp(40px,6vw,64px);padding-bottom:clamp(50px,7vw,80px)}
.post__lead{font-size:clamp(16px,1.6vw,18px);color:var(--ink);line-height:1.95}
.post__body h2{font-size:clamp(21px,2.4vw,26px);margin:clamp(38px,5vw,52px) 0 16px;color:var(--ink)}
.post__body p{color:var(--ink-soft);margin:0 0 18px}
.post__body ul,.post__body ol{margin:0 0 20px;padding-left:22px;color:var(--ink-soft)}
.post__body li{margin-bottom:9px}
.post__body a{color:var(--bronze);border-bottom:1px solid var(--line);transition:border-color .3s var(--ease)}
.post__body a:hover{border-color:var(--bronze)}
.post__body strong{color:var(--ink);font-weight:400}
.post__body table{width:100%;border-collapse:collapse;margin:0 0 24px;font-size:13.5px}
.post__body th,.post__body td{border:1px solid var(--line);padding:10px 12px;text-align:left;color:var(--ink-soft);vertical-align:top}
.post__body th{background:var(--cream);color:var(--ink)}
.post__cta{margin-top:clamp(40px,5vw,60px);padding:clamp(26px,3vw,38px);background:var(--cream);border:1px solid var(--line-2)}
.post__cta h3{margin:0 0 10px;font-size:19px;color:var(--ink);font-weight:400}
.post__cta p{margin:0 0 20px;color:var(--ink-soft);font-size:14px}

.map-embed{border:1px solid var(--line);background:var(--cream);overflow:hidden}
.map-embed iframe{display:block;width:100%;height:clamp(320px,45vw,460px);border:0}