:root{
    --ink:#285152;
    --ink-soft:#3a3f49;
    --paper:#F0F9FF;
    --paper-dim:#e5e9ee;
    --white:#ffffff;
    --signal:#285152;
    --signal-dark:#285152;
    --mark:#e2542a;
    --line:rgba(20,23,28,0.14);
    --line-ink:rgba(244,246,248,0.2);
    --text-2:#565c66;
    --text-2-ink:#9aa2af;
    --radius:6px;
    --radius-lg:12px;
    --shadow-image:0 18px 40px rgba(0,0,0,.22);
    --maxw:1180px;
    --font-display:'Segoe UI',Tahoma,sans-serif;
    --font-body:'Segoe UI',Tahoma,sans-serif;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    font-family:var(--font-body);
    font-size:17px;
    line-height:1.65;
    color:var(--ink);
    background:var(--paper);
    -webkit-font-smoothing:antialiased;
  }
  a{color:inherit;text-decoration:none;}
  ul{list-style:none;}
  button{font:inherit;background:none;border:none;cursor:pointer;color:inherit;}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 40px;}
  h1,h2,h3{font-family:var(--font-display);font-weight:500;letter-spacing:-0.01em;line-height:1.12;}
  section{position:relative;}
  .section{padding:100px 0;}
  .section-head{max-width:640px;margin-bottom:56px;}
  .section-head h2{font-size:clamp(28px,3.4vw,38px);margin-bottom:14px;}
  .section-head p{color:var(--text-2);font-size:16px;}

  .legal-page .section{padding-top:80px;}
  .legal-wrap{max-width:960px;}
  .legal-content{max-width:860px;margin:0 auto;}
  .legal-content h3{font-size:clamp(20px,2vw,26px);margin:30px 0 14px;}
  .legal-content p,
  .legal-content li{color:var(--text-2);font-size:16px;line-height:1.75;}
  .legal-content ul{margin:12px 0 0 18px;}
  .legal-content li{margin-bottom:8px;}
  .legal-content strong{color:var(--ink);font-weight:600;}
  .legal-content a{color:var(--signal);text-decoration:underline;}
  .legal-content a:hover{color:var(--signal-dark);}
  .legal-block{background:rgba(255,255,255,0.4);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px 30px;margin-bottom:18px;}

  /* buttons + links */
  .btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:var(--radius);font-family:var(--font-body);font-size:15px;font-weight:500;transition:background .15s ease,transform .15s ease,border-color .15s ease,color .15s ease;}
  .btn:active{transform:scale(.98);}
  .btn-dark{background:var(--ink);color:var(--paper);}
  .btn-dark:hover{background:var(--signal-dark);}
  .btn-light{background:var(--paper);color:var(--ink);}
  .btn-light:hover{background:var(--paper-dim);}
  .link-underline{border-bottom:1px solid var(--line);padding-bottom:3px;font-size:15px;}
  .link-underline:hover{border-color:var(--ink);}
  .link-underline.on-ink{border-color:var(--line-ink);}
  .link-underline.on-ink:hover{border-color:var(--paper);}
  a:focus-visible,button:focus-visible{outline:2px solid var(--signal);outline-offset:2px;}

  /* nav */
  .nav{position:sticky;top:0;z-index:50;background:rgba(244,246,248,.88);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
  .nav .wrap{display:flex;align-items:center;justify-content:space-between;height:76px;}
  .logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .logo-symbol{display:block;width:52px;height:64px;object-fit:contain;}
  .logo-word{display:block;width:190px;height:auto;}
  .nav-links{display:flex;gap:32px;font-size:15px;}
  .nav-links a:hover{color:var(--signal);}
  .nav-right{display:flex;align-items:center;gap:26px;}
  .status{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);}
  .status-dot{width:7px;height:7px;border-radius:50%;background:var(--mark);animation:pulse 2.4s ease-in-out infinite;}
  @keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
  .nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:0 11px;margin-right:-11px;}
  .nav-toggle span{height:2px;background:var(--ink);display:block;border-radius:1px;transition:transform .2s ease,opacity .2s ease;}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

  @media (max-width:900px){
    .nav .wrap{gap:16px;}
    .logo{min-width:0;gap:8px;}
    .logo-symbol{width:42px;height:54px;}
    .logo-word{width:clamp(110px,24vw,155px);}
    .nav-links{display:none;position:absolute;top:76px;left:0;right:0;background:var(--paper);flex-direction:column;gap:0;border-bottom:1px solid var(--line);box-shadow:0 16px 30px rgba(20,23,28,.08);max-height:calc(100vh - 76px);overflow-y:auto;}
    .nav-links.open{display:flex;}
    .nav-links li + li{border-top:1px solid var(--line);}
    .nav-links a{display:block;width:100%;padding:16px 32px;font-size:16px;border:0;text-decoration:none!important;box-shadow:none;}
    .nav-right{gap:0;}
    .nav-right > .btn{display:none;}
    .nav-toggle{display:flex;flex-shrink:0;}
  }

  /* hero */
  .hero{background:var(--ink);color:var(--paper);padding:96px 0 88px;overflow:hidden;}
  .hero .wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:end;}
  .hero-text{align-self:start;}
  .hero h1{font-size:clamp(38px,5vw,64px);margin-bottom:36px;}
  .hero .lead{font-size:18px;color:var(--text-2-ink);max-width:46ch;margin-bottom:36px;}
  .nowrap{white-space:nowrap;}
  .hero-actions{display:flex;align-items:center;gap:30px;flex-wrap:wrap;}

  /* frame device */
  .frame{position:relative;}
  .hero-visual .frame{width:100%;max-width:380px;margin:0 0 0 auto;}
  .hero-visual .frame{animation:rise .7s ease both;}
  .hero-image{display:block;width:100%;max-width:100%;height:auto;border-radius:var(--radius-lg);box-shadow:var(--shadow-image);}
  @keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
  @media (prefers-reduced-motion:reduce){.hero-visual .frame,.status-dot{animation:none;}}

  /* stats */
  .stats{background:var(--paper);border-bottom:1px solid var(--line);}
  .stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);}
  .stat{min-width:0;padding:30px 26px;border-left:1px solid var(--line);}
  .stat:first-child{border-left:0;}
  .stat strong{display:block;margin-bottom:6px;font-family:var(--font-display);font-size:14px;font-weight:500;letter-spacing:.04em;text-transform:uppercase;color:var(--text-2);}
  .stat span{display:block;font-family:var(--font-display);font-size:clamp(25px,3vw,34px);font-weight:500;line-height:1;color:var(--ink);}

  /* services */
  .services-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:44px 32px;justify-items:center;}
  .services-grid .service{grid-column:span 2;}
  .services-grid .service:nth-child(4){grid-column:2 / span 2;}
  .services-grid .service:nth-child(5){grid-column:4 / span 2;}
  .service{text-align:center;}
  .service-tick{margin-right:auto;margin-left:auto;}
  .service-tick{width:26px;height:3px;background:var(--signal);margin-bottom:18px;}
  .service h3{font-size:19px;margin-bottom:10px;}
  .service p{color:var(--text-2);font-size:15px;}

  /* method */
  .method{background:var(--paper-dim);}
  .method-list{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;}
  .step{border-top:1px solid var(--line);}
  .step-num{position:relative;display:block;width:max-content;margin:0 auto 10px;padding:0 14px;background:var(--paper-dim);transform:translateY(-50%);font-family:var(--font-display);font-size:14px;color:var(--signal);}
  .step h3{font-size:18px;margin-bottom:10px;}
  .step p{color:var(--text-2);font-size:15px;}

  /* work */
  .work-grid{display:grid;grid-template-columns:repeat(3,minmax(220px,1fr));gap:30px;justify-items:center;align-items:start;max-width:980px;margin:0 auto;}
  .single-work{display:flex;justify-content:center;align-items:center;max-width:760px;}
  .work-item{display:flex;flex-direction:column;align-items:center;justify-content:center;}
  .work-item .frame{padding:18px;max-width:560px;width:100%;}
  .work-item .frame.no-frame{padding:0;background:none;border:none;box-shadow:none;}
  .work-image{display:block;width:100%;height:auto;object-fit:cover;}
  .work-caption{margin-top:16px;text-align:center;}
  .work-caption h3{font-size:16px;margin-bottom:4px;}
  .work-caption span{font-size:13px;color:var(--text-2);}

  /* cta final */
  .cta-final{background:var(--ink);color:var(--paper);padding:110px 0;}
  .cta-final h2{font-size:clamp(30px,4vw,44px);margin-bottom:20px;max-width:14ch;}
  .cta-final p{color:var(--text-2-ink);margin-bottom:36px;font-size:17px;max-width:44ch;}

  /* booking modal */
  .booking-modal{position:fixed;inset:0;background:rgba(20,23,28,.55);display:none;align-items:center;justify-content:center;padding:24px;z-index:100;}
  .booking-modal.open{display:flex;}
  body.modal-open{overflow:hidden;}
  .booking-panel{position:relative;max-height:calc(100vh - 48px);max-height:calc(100dvh - 48px);overflow-y:auto;overscroll-behavior:contain;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px 28px;width:min(100%,620px);box-shadow:0 24px 80px rgba(20,23,28,.18);}
  .booking-panel h3{font-size:clamp(28px,3vw,36px);margin-bottom:8px;}
  .booking-panel > p{color:var(--text-2);margin-bottom:22px;}
  .booking-close{position:absolute;top:18px;right:20px;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-size:28px;line-height:1;color:var(--ink);background:rgba(20,23,28,.05);}
  .booking-close:hover{background:rgba(20,23,28,.1);}
  .form-row{margin-bottom:18px;}
  .form-row label{display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--text-2);}
  .two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  .form-row input,
  .form-row select,
  .form-row textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font:inherit;}
  .form-row input:focus,
  .form-row select:focus,
  .form-row textarea:focus{outline:2px solid rgba(36,84,232,.18);border-color:var(--signal);}
  .checkbox-label{display:flex!important;flex-direction:row!important;align-items:flex-start;gap:10px!important;}
  .checkbox-label input{width:18px;min-width:18px;height:18px;margin-top:3px;accent-color:var(--signal);}
  .checkbox-label a{color:var(--signal);text-decoration:underline;}
  .booking-actions{display:flex;justify-content:flex-start;margin-top:12px;}
  .booking-success{margin-top:18px;font-size:14px;color:var(--ink);min-height:20px;}
  .booking-success.error{color:#a43434;}
  .copy-booking{margin-top:18px;display:none;}
  .copy-booking.visible{display:inline-flex;}

  /* footer */
  .footer{background:var(--ink);color:var(--text-2-ink);border-top:1px solid var(--line-ink);padding:56px 0 0;font-size:14px;}
  .footer .wrap{display:flex;justify-content:space-between;gap:48px;flex-wrap:wrap;padding-bottom:40px;}
  .footer-logo-link{display:block;width:245px;margin-bottom:12px;}
  .footer-logo{display:block;width:100%;height:auto;}
  .footer-brand p{white-space:nowrap;}
  .footer-col h4{font-family:var(--font-body);font-weight:500;color:var(--paper);margin-bottom:14px;font-size:14px;}
  .footer-col a{display:block;margin-bottom:9px;}
  .footer-col a:hover{color:var(--paper);}
  .footer-bottom{border-top:1px solid var(--line-ink);padding-top:22px;padding-bottom:34px;display:flex;justify-content:space-between;font-size:13px;flex-wrap:wrap;gap:10px;}

  .legal-page h1{font-size:clamp(28px,4vw,42px);overflow-wrap:break-word;}
  .legal-content{overflow-wrap:break-word;}
  .legal-block > :first-child{margin-top:0;}

  @media (max-width:1024px){
    .wrap{padding:0 32px;}
    .section{padding:84px 0;}
    .hero{padding:80px 0 72px;}
    .hero .wrap{gap:44px;}
    .cta-final{padding:90px 0;}
    .services-grid{gap:40px 24px;}
    .method-list{gap:28px;}
  }

  @media (max-width:860px){
    .hero{padding:64px 0;}
    .hero .wrap{grid-template-columns:1fr;align-items:initial;}
    .hero .lead{max-width:none;}
    .stats .wrap{grid-template-columns:repeat(2,1fr);}
    .stat{padding:26px 22px;}
    .stat:nth-child(odd){border-left:0;}
    .stat:nth-child(n+3){border-top:1px solid var(--line);}
    .method-list{row-gap:40px;}
    .section-head{margin-bottom:44px;}
    .footer .wrap:not(.footer-bottom){display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:36px 32px;}
    .footer-brand{grid-column:1 / -1;}
    .footer-brand p{white-space:normal;}
    .hero-visual{order:initial;}
    .hero-visual .frame{margin:0 auto;}
    .method-list{grid-template-columns:repeat(2,1fr);}
    .work-grid{grid-template-columns:1fr;max-width:420px;}
    .cta-final h2{max-width:none;}
  }
  @media (max-width:640px){
    .wrap{padding:0 22px;}
    .section{padding:64px 0;}
    .nav .wrap{height:68px;}
    .logo{gap:6px;}
    .logo-symbol{width:clamp(32px,10vw,42px);height:clamp(42px,13vw,54px);}
    .logo-word{width:clamp(100px,38vw,155px);}
    .nav-links{top:68px;max-height:calc(100vh - 68px);}
    .nav-links a{padding:16px 22px;}
    .status{display:none;}
    .method-list{grid-template-columns:1fr;}
    .method-list::before{display:none;}
    .services-grid{grid-template-columns:1fr;}
    .services-grid .service,
    .services-grid .service:nth-child(4),
    .services-grid .service:nth-child(5){grid-column:auto;}
    .stat{padding:22px 0 22px 16px;}
    .stat:nth-child(odd){padding-left:0;}
    .stat strong{font-size:12px;}
    .services-grid{gap:36px;}
    .section-head{margin-bottom:36px;}
    .hero{padding:52px 0 56px;}
    .hero h1{margin-bottom:24px;}
    .hero .lead{font-size:17px;margin-bottom:30px;}
    .hero-actions{flex-direction:column;align-items:stretch;gap:18px;}
    .hero-actions .btn{justify-content:center;}
    .hero-actions .link-underline{align-self:center;}
    .hero .wrap{gap:40px;}
    .cta-final{padding:72px 0;}
    .cta-final .btn{width:100%;justify-content:center;}
    .footer{padding-top:44px;}
    .footer .wrap:not(.footer-bottom){gap:32px 20px;padding-bottom:32px;}
    .footer-logo-link{width:200px;}
    .footer-col a{padding:3px 0;}
    .footer-col:last-child{grid-column:1 / -1;}
    .footer .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;padding-bottom:28px;}
    .legal-page .section{padding-top:48px;}
    .legal-block{padding:22px 18px;}
    .legal-content ul{margin-left:14px;}
    .booking-modal{padding:12px;align-items:flex-end;}
    .booking-panel{padding:26px 20px 22px;max-height:calc(100vh - 24px);max-height:calc(100dvh - 24px);}
    .booking-panel h3{padding-right:40px;}
    .booking-close{top:14px;right:14px;width:40px;height:40px;}
    .two-col{grid-template-columns:1fr;gap:0;}
    .two-col label + label{margin-top:18px;}
    .booking-actions .btn{width:100%;justify-content:center;}
  }
  @media (max-width:359px){
    .wrap{padding:0 16px;}
    .nav-links a{padding:16px;}
    .footer .wrap:not(.footer-bottom){grid-template-columns:1fr;}
    .stat span{font-size:22px;}
  }
  @media (max-height:500px) and (orientation:landscape){
    .booking-modal{align-items:flex-start;}
    .hero{padding:40px 0;}
  }