:root{
  --ink:#111111;
  --gray:#4A4A48;
  --mute:#8A8984;
  --line:#D9D6CE;
  --red:#D7261E;
  --paper:#F2F0EA;
  --paper-2:#E9E6DE;
  --white:#FFFFFF;
  --header:rgba(242,240,234,.92);
  --ok:#1F6B3A;
  color-scheme:light;
  --max:1120px;
  --font:"Archivo",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
}
  :root[data-theme="dark"]{
    color-scheme:dark;
    --ink:#F2F0EA;
    --gray:#B8B6AF;
    --mute:#7E7D78;
    --line:#2F2E2B;
    --red:#E8362D;
    --paper:#141413;
    --paper-2:#1C1C1A;
    --white:#1E1E1C;
    --header:rgba(20,20,19,.9);
    --ok:#6CC58A;
  }
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--paper);color:var(--ink);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
h1,h2,h3{font-weight:600;letter-spacing:-0.02em;line-height:1.1}
h1{font-size:clamp(2.4rem,6vw,4.6rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem);margin-bottom:1.2rem}
h3{font-size:1.15rem;margin-bottom:.4rem}
p{max-width:62ch}
.muted{color:var(--gray)}

/* logo */
.logo{display:inline-flex;align-items:baseline;font-weight:700;font-size:1.5rem;letter-spacing:-0.03em;line-height:1}
.logo .sq{color:var(--red)}

/* header */
header{position:sticky;top:0;background:var(--paper);border-bottom:1px solid var(--line);z-index:10}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
nav{display:flex;align-items:center;gap:28px;font-size:.95rem;margin-left:auto;margin-right:28px}
.tools{display:flex;align-items:center;gap:10px}
nav a{color:var(--gray)}
nav a:hover{color:var(--ink)}
.tools .lang,.tools .theme{border:1px solid var(--line);padding:4px 10px;border-radius:999px;font-size:.8rem;letter-spacing:.04em;color:var(--ink);background:transparent;font:inherit;font-size:.8rem;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;height:28px;line-height:1}
.tools .lang:hover,.tools .theme:hover{border-color:var(--ink)}
.tools .theme{width:28px;padding:0}
.tools .theme svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.tools .theme .moon{display:none}
:root[data-theme="dark"] .tools .theme .sun{display:none}
:root[data-theme="dark"] .tools .theme .moon{display:block}
.menu-toggle{display:none;width:28px;height:28px;border:1px solid var(--line);border-radius:999px;background:transparent;cursor:pointer;padding:0;position:relative}
.menu-toggle span{position:absolute;left:7px;width:14px;height:1.5px;background:var(--ink);transition:transform .2s,opacity .2s}
.menu-toggle span:nth-child(1){top:9px}.menu-toggle span:nth-child(2){top:13px}.menu-toggle span:nth-child(3){top:17px}
header.open .menu-toggle span:nth-child(1){transform:translateY(4px) rotate(45deg)}
header.open .menu-toggle span:nth-child(2){opacity:0}
header.open .menu-toggle span:nth-child(3){transform:translateY(-4px) rotate(-45deg)}

/* hero */
.hero{padding:120px 0 96px;border-bottom:1px solid var(--line)}
.hero .kicker{font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gray);margin-bottom:28px}
.hero .kicker::before{content:"";display:inline-block;width:.6em;height:.6em;background:var(--red);margin-right:.7em;vertical-align:baseline}
.hero h1{max-width:16ch;margin-bottom:28px}
.hero h1 em{font-style:normal;color:var(--red)}
.dot{color:var(--red)}
.hero p{font-size:1.25rem;color:var(--gray);margin-bottom:40px;max-width:52ch}
.btn{display:inline-block;background:var(--ink);color:var(--paper);padding:14px 26px;font-weight:600;border-radius:4px;border:1px solid var(--ink);transition:background .15s,color .15s}
.btn:hover{background:var(--red);border-color:var(--red);color:#fff}
.btn.ghost{background:transparent;color:var(--ink)}
.btn.ghost:hover{background:var(--ink);color:var(--paper)}
.cta-note{font-size:.9rem;color:var(--mute);margin-top:18px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}

/* sections */
section{padding:96px 0;border-bottom:1px solid var(--line);scroll-margin-top:68px}
.lead{font-size:1.15rem;color:var(--gray);margin-bottom:48px}
.num{display:block;font-size:.8rem;letter-spacing:.12em;color:var(--red);margin-bottom:14px;font-weight:600}

/* main service */
.focus{display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:start}
.focus ul{list-style:none;display:grid;gap:22px}
.focus li{padding-left:22px;position:relative;color:var(--gray)}
.focus li::before{content:"";position:absolute;left:0;top:.6em;width:9px;height:9px;background:var(--red)}
.focus li strong{display:block;color:var(--ink);font-weight:600;margin-bottom:2px}
.stat{border-top:2px solid var(--ink);padding-top:18px;margin-top:40px}
.stat b{display:block;font-size:2.4rem;letter-spacing:-0.03em;line-height:1}
.stat span{color:var(--gray);font-size:.95rem}

/* grid of other services */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.cell{background:var(--paper);padding:32px 28px}
.cell ul{list-style:none;margin-top:14px;display:grid;gap:8px;color:var(--gray);font-size:.95rem}
.cell li::before{content:"— ";color:var(--mute)}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:40px}
.steps div{border-top:1px solid var(--ink);padding-top:16px}
.steps b{display:block;font-size:.8rem;letter-spacing:.12em;color:var(--red);margin-bottom:8px}
.steps p{font-size:.95rem;color:var(--gray)}

/* faq */
.faq{display:grid;gap:0;border-top:1px solid var(--line);max-width:820px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:20px 0;font-weight:600;font-size:1.05rem;display:flex;justify-content:space-between;gap:20px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--red);font-weight:400;font-size:1.4rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 0 22px;color:var(--gray);max-width:70ch}

/* contact */
.contact{display:grid;grid-template-columns:1fr 1.2fr;gap:64px}
.contact .mail{font-size:1.4rem;font-weight:600;display:inline-block;border-bottom:2px solid var(--red);margin-top:14px}
form{display:grid;gap:16px}
form .btn{justify-self:start}
label{display:grid;gap:6px;font-size:.9rem;color:var(--gray)}
input,textarea{font:inherit;font-size:1rem;padding:12px 14px;background:var(--white);border:1px solid var(--line);border-radius:4px;color:var(--ink);width:100%}
input:focus,textarea:focus{outline:none;border-color:var(--ink)}
textarea{min-height:140px;resize:vertical}
.hp{position:absolute;left:-9999px}
.form-note{font-size:.85rem;color:var(--mute)}
.form-status{font-size:.95rem;min-height:1.4em}
.form-status.ok{color:var(--ok)}
.form-status.err{color:var(--red)}

/* footer */
footer{padding:48px 0;font-size:.9rem;color:var(--gray)}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}

@media (max-width:860px){
  .focus,.contact{grid-template-columns:1fr;gap:40px}
  .grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr;gap:28px}
  .hero{padding:80px 0 64px}
  section{padding:64px 0}
  .menu-toggle{display:block}
  nav{position:absolute;left:0;right:0;top:68px;flex-direction:column;align-items:stretch;gap:0;margin:0;background:var(--paper);border-bottom:1px solid var(--line);display:none;font-size:1.05rem}
  nav a{padding:16px 24px;border-top:1px solid var(--line);color:var(--ink)}
  header.open nav{display:flex}
}
@media (max-width:520px){
  .steps{grid-template-columns:1fr}
}

/* motion */
:root{--ease:cubic-bezier(.16,1,.3,1)}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.hero .kicker,.hero h1,.hero > .wrap > p,.hero .cta,.hero .cta-note{animation:rise 1.1s var(--ease) both}
.hero h1{animation-delay:.12s}.hero > .wrap > p{animation-delay:.24s}.hero .cta{animation-delay:.36s}.hero .cta-note{animation-delay:.48s}
.reveal{opacity:0;transform:translateY(24px);transition:opacity 1s var(--ease),transform 1s var(--ease);will-change:opacity,transform}
.reveal.in{opacity:1;transform:none;will-change:auto}
.grid .cell:nth-child(2),.steps > div:nth-child(2){transition-delay:.12s}
.grid .cell:nth-child(3),.steps > div:nth-child(3){transition-delay:.24s}
.steps > div:nth-child(4){transition-delay:.36s}
.focus > ul{transition-delay:.15s}
.contact form{transition-delay:.15s}
nav a{position:relative}
nav a::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:1.5px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
nav a:hover::after{transform:scaleX(1)}
.faq summary::after{transition:transform .3s var(--ease)}
.faq details[open] summary::after{transform:rotate(180deg)}
.faq details[open] p{animation:fade .3s ease-out both}
@keyframes fade{from{opacity:0}to{opacity:1}}
.btn{transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s var(--ease)}
.btn:active{transform:scale(.985)}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}
@media (max-width:860px){
  nav a::after{display:none}
}