:root{
    --bg:#faf7f2;
    --bg-alt:#f1ebe0;
    --surface:#ffffff;
    --ink:#1f241f;
    --ink-dim:#6b6459;
    --line:#e4dccb;
    --accent:#8a5a3c;
    --accent-soft:rgba(138,90,60,0.09);
    --accent-line:rgba(138,90,60,0.35);
    --accent2:#b5622c;
    box-sizing:border-box;
    padding-top:env(safe-area-inset-top,0px);
    padding-bottom:env(safe-area-inset-bottom,0px);
  }
  *,*::before,*::after{box-sizing:inherit;}
  html{scroll-behavior:smooth;scroll-padding-top:calc(78px + env(safe-area-inset-top,0px));}
  body{margin:0;background:var(--bg);color:var(--ink);font-family:'Inter',sans-serif;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;}
  h1,h2,h3,h4{font-family:'Fraunces',serif;line-height:1.12;margin:0;font-weight:600;}
  p{margin:0;}
  a{color:inherit;}
  img,svg{max-width:100%;display:block;}
  .wrap{max-width:1140px;margin:0 auto;padding:0 24px;}
  section{padding:88px 0;}
  .alt{background:var(--bg-alt);}
  .page{display:none;}
  .page.active{display:block;}

  /* ---- top bar ---- */
  header{position:sticky;top:0;z-index:50;padding-top:env(safe-area-inset-top,0px);background:rgba(250,247,242,0.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
  .bar{max-width:1140px;margin:0 auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;}
  .brand{display:flex;align-items:center;gap:9px;font-family:'Fraunces',serif;font-weight:600;font-size:19px;text-decoration:none;cursor:pointer;background:none;border:none;color:var(--ink);padding:0;}
  .brand .mark{width:26px;height:26px;flex:none;border-radius:50%;object-fit:cover;}
  .bar-right{display:flex;align-items:center;gap:16px;}
  .phone-link{display:none;font-size:14px;color:var(--ink-dim);text-decoration:none;}
  @media(min-width:560px){.phone-link{display:inline;}}
  .burger{width:42px;height:42px;border-radius:8px;border:1px solid var(--line);background:var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;flex:none;}
  .burger span{width:18px;height:1.6px;background:var(--ink);transition:transform .25s ease, opacity .25s ease;}
  .burger.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
  .burger.open span:nth-child(2){opacity:0;}
  .burger.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}

  /* ---- nav overlay ---- */
  .nav-overlay{position:fixed;inset:0;z-index:49;background:rgba(250,247,242,0.98);padding-top:calc(88px + env(safe-area-inset-top,0px));padding-bottom:env(safe-area-inset-bottom,0px);overflow-y:auto;transform:translateX(100%);transition:transform .35s cubic-bezier(.7,0,.2,1);}
  .nav-overlay.open{transform:translateX(0);}
  .nav-list{max-width:640px;margin:0 auto;padding:0 24px 48px;}
  .nav-item{display:flex;gap:16px;align-items:flex-start;padding:19px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink);cursor:pointer;background:none;border-left:none;border-right:none;border-top:none;width:100%;text-align:left;font:inherit;}
  .nav-item .ic{width:34px;height:34px;flex:none;color:var(--accent);}
  .nav-item h3{font-size:16.5px;font-family:'Inter',sans-serif;font-weight:600;}
  .nav-item p{font-size:13.5px;color:var(--ink-dim);margin-top:3px;}
  .nav-cta{display:block;margin-top:26px;text-align:center;}

  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:6px;font-weight:600;font-size:14px;letter-spacing:0.02em;text-decoration:none;border:1px solid transparent;cursor:pointer;}
  .btn-primary{background:var(--accent);color:#fff;}
  .btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink);}

  /* ---- hero ---- */
  #hero{padding-top:56px;padding-bottom:64px;}
  .eyebrow{font-size:12.5px;font-weight:600;letter-spacing:0.1em;color:var(--accent);margin-bottom:18px;display:block;}
  .hero-grid{display:grid;gap:44px;align-items:center;}
  @media(min-width:900px){.hero-grid{grid-template-columns:1.05fr 0.95fr;gap:56px;}}
  h1.hero-h{font-size:clamp(36px,5.6vw,58px);}
  .hero-sub{margin-top:20px;font-size:17px;color:var(--ink-dim);max-width:46ch;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
  .hero-stats{display:flex;gap:34px;margin-top:40px;flex-wrap:wrap;}
  .stat b{font-family:'Fraunces',serif;font-size:26px;display:block;color:var(--accent);}
  .stat span{font-size:12.5px;color:var(--ink-dim);}
  .photo-card{border-radius:14px;overflow:hidden;position:relative;aspect-ratio:4/3.2;box-shadow:0 24px 60px -20px rgba(31,36,31,0.25);}
  .photo-card img,.work-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
  .photo-stone{background:linear-gradient(150deg,#d9cdb8,#a99878 55%,#7c6b4f);}

  /* ---- section headers ---- */
  .sec-head{max-width:58ch;margin-bottom:48px;}
  .sec-label{font-size:12.5px;font-weight:600;letter-spacing:0.1em;color:var(--accent);margin-bottom:12px;display:block;}
  .sec-head h2{font-size:clamp(26px,3.6vw,38px);}
  .sec-head p{margin-top:14px;color:var(--ink-dim);font-size:16px;}

  /* ---- about ---- */
  .about-grid{display:grid;gap:20px;max-width:70ch;}
  .about-grid p{color:var(--ink-dim);font-size:16px;}
  .about-link{margin-top:8px;font-weight:600;color:var(--accent);text-decoration:none;font-size:15px;}

  /* ---- selected work ---- */
  .work-grid{display:grid;gap:22px;grid-template-columns:1fr;}
  @media(min-width:640px){.work-grid{grid-template-columns:1fr 1fr;}}
  @media(min-width:980px){.work-grid{grid-template-columns:repeat(3,1fr);}}
  .work-card{display:block;text-decoration:none;color:var(--ink);background:var(--surface);border-radius:12px;overflow:hidden;border:1px solid var(--line);}
  .work-photo{aspect-ratio:4/3;position:relative;overflow:hidden;}
  .work-body{padding:18px 20px 22px;}
  .work-cat{font-size:11.5px;font-weight:600;letter-spacing:0.06em;color:var(--accent);text-transform:uppercase;}
  .work-card h3{font-size:17px;margin-top:8px;font-family:'Inter',sans-serif;font-weight:600;}
  .work-card p{font-size:13.5px;color:var(--ink-dim);margin-top:6px;}

  .ph-1{background:linear-gradient(155deg,#e3d7c2,#b7a583 60%,#8a7856);}
  .ph-2{background:linear-gradient(155deg,#dfe3da,#a9b6a0 60%,#6f7f66);}
  .ph-3{background:linear-gradient(155deg,#e6ded1,#c2a992 60%,#8f6f52);}
  .ph-4{background:linear-gradient(155deg,#dde1e6,#a9b3bf 60%,#6c7885);}
  .ph-5{background:linear-gradient(155deg,#e8e2d3,#c8b98f 60%,#a08a52);}
  .ph-6{background:linear-gradient(155deg,#e2dcda,#b9a9a5 60%,#8a716c);}

  /* ---- services ---- */
  .svc-list{display:flex;flex-direction:column;}
  .svc-row{display:grid;gap:8px;padding:32px 0;border-top:1px solid var(--line);text-decoration:none;color:var(--ink);}
  .svc-row:first-child{border-top:none;}
  @media(min-width:760px){.svc-row{grid-template-columns:70px 1fr auto;align-items:center;gap:26px;}}
  .svc-row .num{font-family:'Fraunces',serif;font-size:30px;color:var(--accent);font-weight:600;}
  .svc-row h3{font-size:19px;font-family:'Inter',sans-serif;font-weight:600;}
  .svc-row p{font-size:14.5px;color:var(--ink-dim);margin-top:6px;max-width:62ch;}
  .svc-row .go{font-size:13.5px;font-weight:600;color:var(--accent);white-space:nowrap;}

  /* ---- service detail page ---- */
  .back-link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--ink-dim);text-decoration:none;margin-bottom:28px;font-weight:600;}
  .svc-hero{display:grid;gap:28px;align-items:center;margin-bottom:8px;}
  @media(min-width:860px){.svc-hero{grid-template-columns:1fr;}}
  .svc-hero .tag{color:var(--accent);font-size:12.5px;font-weight:600;letter-spacing:0.08em;display:block;margin-bottom:10px;}
  .svc-hero h1{font-size:clamp(28px,4vw,42px);}
  .svc-body{max-width:68ch;margin-top:28px;color:var(--ink-dim);font-size:16px;}
  .svc-body p+p{margin-top:14px;}
  .svc-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px;}
  .svc-tags span{font-size:12.5px;color:var(--ink);background:var(--bg-alt);border:1px solid var(--line);padding:6px 12px;border-radius:100px;}
  .gallery-head{margin-top:56px;margin-bottom:22px;}
  .gallery-head h2{font-size:21px;}
  .gallery{display:grid;gap:18px;grid-template-columns:1fr 1fr;}
  @media(min-width:700px){.gallery{grid-template-columns:repeat(3,1fr);}}
  .gallery .work-card{cursor:default;}
  .cta-band{margin-top:56px;background:var(--bg-alt);border-radius:14px;padding:30px;display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between;}
  .cta-band p{font-size:15px;color:var(--ink-dim);}
  .related{margin-top:56px;}
  .related-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;}
  .related-list a{font-size:13.5px;color:var(--ink);border:1px solid var(--line);padding:9px 15px;border-radius:100px;text-decoration:none;}

  /* ---- process ---- */
  .process-grid{display:grid;gap:2px;background:var(--line);border-radius:14px;overflow:hidden;border:1px solid var(--line);}
  @media(min-width:760px){.process-grid{grid-template-columns:repeat(4,1fr);}}
  .process-step{background:var(--surface);padding:28px 24px;}
  .process-step .num{font-family:'Fraunces',serif;color:var(--accent);font-size:15px;}
  .process-step h3{font-size:17.5px;margin-top:10px;font-family:'Inter',sans-serif;font-weight:600;}
  .process-step p{font-size:14px;color:var(--ink-dim);margin-top:8px;}

  /* ---- why us ---- */
  .why-grid{display:grid;gap:2px;background:var(--line);border-radius:14px;overflow:hidden;border:1px solid var(--line);}
  @media(min-width:640px){.why-grid{grid-template-columns:1fr 1fr;}}
  @media(min-width:960px){.why-grid{grid-template-columns:repeat(3,1fr);}}
  .why-card{background:var(--surface);padding:26px;}
  .why-card .why-ic{width:24px;height:24px;color:var(--accent);margin-bottom:14px;}
  .why-card h4{font-size:16px;font-family:'Inter',sans-serif;font-weight:600;}
  .why-card p{font-size:14px;color:var(--ink-dim);margin-top:8px;}

  /* ---- AI design preview ---- */
  .ai-upload{border:1.5px dashed var(--line);border-radius:14px;min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;padding:24px;cursor:pointer;background:var(--surface);position:relative;overflow:hidden;}
  .ai-upload.has-img{border-style:solid;}
  .ai-upload canvas{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:none;}
  .ai-upload.has-img canvas{display:block;}
  .ai-upload .hint{position:relative;z-index:1;}
  .ai-upload.has-img .hint{display:none;}
  .ai-upload input{display:none;}
  .ai-upload .ic-up{width:32px;height:32px;color:var(--accent);margin:0 auto 4px;}
  .variants-grid{display:grid;gap:16px;grid-template-columns:1fr;margin-top:22px;}
  @media(min-width:700px){.variants-grid{grid-template-columns:repeat(3,1fr);}}
  .variant-card{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface);}
  .variant-canvas-wrap{aspect-ratio:4/3;background:var(--bg-alt);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;}
  .variant-canvas-wrap canvas,.variant-canvas-wrap img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
  .variant-canvas-wrap .empty{font-size:12.5px;color:var(--ink-dim);position:relative;z-index:1;padding:0 16px;text-align:center;}
  .variant-canvas-wrap .spinner{width:22px;height:22px;border-radius:50%;border:2.5px solid var(--line);border-top-color:var(--accent);animation:spin 0.8s linear infinite;position:relative;z-index:1;}
  @keyframes spin{to{transform:rotate(360deg);}}
  .variant-label{padding:10px 14px;font-size:13px;font-weight:600;}
  .ai-note{font-size:13px;color:var(--ink-dim);margin-top:22px;border-top:1px solid var(--line);padding-top:16px;}
  .ai-status{font-size:13.5px;color:var(--accent);min-height:18px;margin-top:6px;font-weight:600;}

  /* ---- coverage map ---- */
  .map-grid{display:grid;gap:32px;}
  @media(min-width:860px){.map-grid{grid-template-columns:1.1fr 0.9fr;align-items:center;}}
  .map-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px;}
  .area-list{list-style:none;margin:0;padding:0;}
  .area-list li{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line);font-size:14.5px;}
  .area-list li:last-child{border-bottom:none;}
  .area-list span.mi{color:var(--ink-dim);font-size:12.5px;}

  /* ---- testimonials ---- */
  .rev-grid{display:grid;gap:22px;grid-template-columns:1fr;}
  @media(min-width:760px){.rev-grid{grid-template-columns:repeat(3,1fr);}}
  .rev-card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:26px;}
  .stars{color:var(--accent2);font-size:15px;letter-spacing:2px;margin-bottom:14px;}
  .rev-card p.quote{font-size:15px;color:var(--ink);}
  .rev-who{margin-top:16px;font-size:13.5px;color:var(--ink-dim);font-weight:600;}

  /* ---- final CTA + contact ---- */
  .cta-final{text-align:center;max-width:56ch;margin:0 auto 40px;}
  .cta-final h2{font-size:clamp(26px,3.6vw,34px);}
  .cta-final p{margin-top:14px;color:var(--ink-dim);font-size:16px;}
  .cta-final-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:26px;}
  .quote-form{max-width:560px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:32px;}
  .field{margin-bottom:16px;}
  .field label{display:block;font-size:12.5px;color:var(--ink-dim);margin-bottom:7px;font-weight:600;}
  .field input,.field select,.field textarea{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:12px 14px;color:var(--ink);font-family:'Inter',sans-serif;font-size:14.5px;}
  .field textarea{resize:vertical;min-height:90px;}
  .form-ok{display:none;background:var(--accent-soft);border:1px solid var(--accent-line);color:var(--accent);padding:14px 16px;border-radius:8px;font-size:14px;margin-top:14px;}
  .form-ok.show{display:block;}

  footer{padding:56px 0 30px;border-top:1px solid var(--line);}
  .foot-top{display:grid;gap:36px;grid-template-columns:1fr;padding-bottom:36px;}
  @media(min-width:760px){.foot-top{grid-template-columns:1.3fr 1fr 1fr 1fr;}}
  .foot-brand .brand{font-size:18px;margin-bottom:12px;pointer-events:none;}
  .foot-brand p{font-size:13.5px;color:var(--ink-dim);max-width:32ch;margin-bottom:18px;}
  .foot-col h4{font-size:12px;font-weight:700;letter-spacing:0.05em;color:var(--ink-dim);margin-bottom:14px;text-transform:uppercase;}
  .foot-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
  .foot-col a,.foot-col button{font-size:14px;color:var(--ink);text-decoration:none;background:none;border:none;padding:0;cursor:pointer;text-align:left;font-family:inherit;}
  .foot-col p{font-size:14px;color:var(--ink-dim);}
  .foot-bottom{border-top:1px solid var(--line);padding-top:22px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:12.5px;color:var(--ink-dim);}
  .foot-bottom button{color:inherit;background:none;border:none;font:inherit;cursor:pointer;}

  :focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
  @media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important;}}