/* SQUARE X — white / black / orange */
:root{
  --bg:#FFFFFF; --ink:#111111; --orange:#FF5A00; --paper:#F5F3F0;
  --muted:#6B6B6B; --line:#E8E4DF;
  --disp:'Archivo Black','Pretendard Variable',sans-serif;
  --body:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--body);color:var(--ink);background:var(--bg);line-height:1.7;word-break:keep-all;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{max-width:1160px;margin:0 auto;padding:0 24px}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* header */
.header{position:fixed;top:0;left:0;right:0;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:200}
.header-in{max-width:1160px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{font-family:var(--disp);font-size:1.05rem;letter-spacing:.02em;color:var(--ink);white-space:nowrap}
.brand span{color:var(--orange)}
.gnb{display:flex;gap:28px;align-items:center}
.gnb a{font-weight:600;font-size:.95rem;padding:6px 2px}
.gnb a:hover{color:var(--orange)}
.gnb a.on{color:var(--orange)}
.lang{display:flex;gap:2px;border:1px solid var(--line);border-radius:99px;padding:3px}
.lang button{border:0;background:none;font-family:var(--body);font-weight:700;font-size:.72rem;color:var(--muted);padding:4px 9px;border-radius:99px;cursor:pointer}
.lang button.on{background:var(--ink);color:#fff}
.menu-btn{display:none;border:0;background:none;font-size:1.5rem;line-height:1;cursor:pointer;color:var(--ink)}

/* hero */
.hero{position:relative;padding:170px 0 110px;overflow:hidden;background:var(--bg)}
.hero-x{position:absolute;right:-6%;top:8%;width:min(52vw,560px);aspect-ratio:1;pointer-events:none;user-select:none}
.hero-x svg{width:100%;height:100%}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--disp);font-size:.78rem;letter-spacing:.22em;color:var(--orange);margin-bottom:22px}
.eyebrow::before{content:"";width:14px;height:14px;background:var(--orange);clip-path:polygon(0 0,35% 0,50% 30%,65% 0,100% 0,65% 50%,100% 100%,65% 100%,50% 70%,35% 100%,0 100%,35% 50%)}
.hero h1{font-size:clamp(1.7rem,4.6vw,3.3rem);font-weight:800;line-height:1.28;letter-spacing:-.02em;max-width:760px}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero-tag{font-family:var(--disp);font-size:clamp(.8rem,1.6vw,1.02rem);color:var(--ink);letter-spacing:.04em;margin:26px 0 8px;max-width:620px;line-height:1.55}
.hero-sub{color:var(--muted);font-size:1.05rem;max-width:600px;margin-top:14px}
.hero-cta{display:flex;gap:12px;margin-top:40px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:1rem;padding:15px 30px;border-radius:6px;transition:transform .15s ease,background .15s ease,color .15s ease;border:2px solid transparent;cursor:pointer}
.btn:hover{transform:translateY(-2px)}
.btn-orange{background:var(--orange);color:#fff}
.btn-orange:hover{background:#e85200}
.btn-line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-line:hover{background:var(--ink);color:#fff}
.btn-white{background:#fff;color:var(--orange)}
.btn-kakao{background:#FEE500;color:#191919}
.btn-kakao:hover{background:#f5dc00}

/* stats */
.stats{background:var(--ink);color:#fff;padding:54px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;text-align:center}
.stat b{display:block;font-family:var(--disp);font-size:clamp(1.7rem,3.4vw,2.6rem);color:var(--orange);line-height:1.15}
.stat span{font-size:.92rem;color:#c9c9c9;display:block;margin-top:8px}

/* sections */
.sec{padding:110px 0}
.sec-paper{background:var(--paper)}
.sec-head{margin-bottom:56px}
.sec-head h2{font-size:clamp(1.5rem,3.2vw,2.2rem);font-weight:800;letter-spacing:-.02em;line-height:1.3;margin-top:14px}
.sec-head p{color:var(--muted);margin-top:16px;max-width:640px;font-size:1.03rem}
.disp{font-family:var(--disp);letter-spacing:.02em}

/* about */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:start}
.about-copy p{color:#333;font-size:1.06rem;margin-bottom:18px}
.about-logo{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:48px 36px;display:flex;align-items:center;justify-content:center}
.about-logo img{width:100%;max-width:380px}

/* business cards */
.biz-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.biz-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:36px 32px;position:relative;transition:border-color .2s ease,transform .2s ease;display:block}
.biz-card:hover{border-color:var(--orange);transform:translateY(-4px)}
.biz-card .no{font-family:var(--disp);font-size:.8rem;color:var(--orange);letter-spacing:.18em}
.biz-card h3{font-family:var(--disp);font-size:1.35rem;margin:12px 0 12px}
.biz-card p{color:var(--muted);font-size:.98rem}
.biz-card .go{display:inline-block;margin-top:20px;font-weight:700;font-size:.9rem;color:var(--orange)}

/* signature brands */
.sig-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.sig{background:#fff;border:1px solid var(--line);border-radius:10px;padding:26px 22px}
.sig b{display:block;font-size:1.02rem;margin-bottom:6px}
.sig span{color:var(--muted);font-size:.88rem}

/* activity */
.act-list{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.act{border-bottom:1px solid var(--line);padding:30px 20px 30px 0;display:flex;gap:14px;align-items:baseline}
.act i{font-style:normal;color:var(--orange);font-family:var(--disp);font-size:.75rem;letter-spacing:.1em;flex-shrink:0}
.act p{font-weight:600;font-size:.98rem}

/* vision */
.vision{background:var(--ink);color:#fff}
.vision .sec-head h2{color:#fff}
.vision-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.vis{border:1px solid #2c2c2c;border-radius:12px;padding:34px 28px;background:#181818}
.vis b{font-family:var(--disp);color:var(--orange);font-size:.78rem;letter-spacing:.16em;display:block;margin-bottom:16px}
.vis h3{font-size:1.12rem;margin-bottom:12px;line-height:1.45}
.vis p{color:#b5b5b5;font-size:.95rem}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:start}
.form{background:#fff;border:1px solid var(--line);border-radius:12px;padding:36px}
.form .row{margin-bottom:18px}
.form label{display:block;font-weight:700;font-size:.9rem;margin-bottom:8px}
.form label .req{color:var(--orange)}
.form input,.form select,.form textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:13px 14px;font-family:var(--body);font-size:1rem;background:#fff;color:var(--ink)}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--orange);outline-offset:0;border-color:var(--orange)}
.form textarea{min-height:130px;resize:vertical}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:#333;margin:20px 0}
.consent input{width:auto;margin-top:4px;accent-color:var(--orange)}
.consent button{border:0;background:none;color:var(--orange);font-weight:700;cursor:pointer;font-size:.86rem;text-decoration:underline;padding:0}
.form .btn{width:100%}
.form-msg{margin-top:14px;font-size:.92rem;font-weight:600;display:none}
.form-msg.ok{display:block;color:#0a7d38}
.form-msg.err{display:block;color:#c62828}
.form-msg a{color:var(--orange);text-decoration:underline}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.cinfo{display:flex;flex-direction:column;gap:6px}
.cinfo .btn{align-self:flex-start;margin-bottom:22px}
.cinfo dl{display:grid;grid-template-columns:96px 1fr;row-gap:14px;font-size:.98rem}
.cinfo dt{font-weight:800;color:var(--ink)}
.cinfo dd{color:#444}
.cinfo dd a:hover{color:var(--orange)}
.cinfo .note{margin-top:20px;padding:16px 18px;background:var(--paper);border-radius:10px;font-size:.9rem;color:var(--muted)}

/* consent modal */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.5);display:none;align-items:center;justify-content:center;z-index:300;padding:24px}
.modal.open{display:flex}
.modal-box{background:#fff;border-radius:12px;max-width:520px;width:100%;padding:32px;max-height:80vh;overflow:auto}
.modal-box h3{margin-bottom:16px;font-size:1.1rem}
.modal-box ol{padding-left:20px;font-size:.92rem;color:#333;display:flex;flex-direction:column;gap:10px}
.modal-box .btn{margin-top:22px;width:100%}

/* services page */
.subhero{padding:150px 0 80px;background:var(--ink);color:#fff;position:relative;overflow:hidden}
.subhero h1{font-family:var(--disp);font-size:clamp(2rem,5vw,3.4rem);letter-spacing:.02em}
.subhero p{color:#c9c9c9;margin-top:18px;max-width:620px;font-size:1.05rem}
.subhero .hero-x{opacity:.5}
.svc{padding:96px 0;border-bottom:1px solid var(--line)}
.svc-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.svc h2{font-family:var(--disp);font-size:clamp(1.5rem,3vw,2.1rem);line-height:1.2}
.svc .ko{display:block;font-family:var(--body);font-weight:800;font-size:1.05rem;color:var(--orange);margin-top:10px}
.svc-lead{font-size:1.05rem;color:#333;margin-bottom:24px}
.svc ul{display:flex;flex-direction:column;gap:12px}
.svc ul li{padding-left:26px;position:relative;color:#444;font-size:.99rem}
.svc ul li::before{content:"";position:absolute;left:0;top:9px;width:12px;height:12px;background:var(--orange);clip-path:polygon(0 0,35% 0,50% 30%,65% 0,100% 0,65% 50%,100% 100%,65% 100%,50% 70%,35% 100%,0 100%,35% 50%)}
.svc .fact{margin-top:26px;background:var(--paper);border-radius:10px;padding:18px 20px;font-size:.93rem;color:#333}
.svc .fact b{color:var(--orange)}

/* process */
.proc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.proc{background:#fff;border:1px solid var(--line);border-radius:10px;padding:26px 20px}
.proc b{font-family:var(--disp);color:var(--orange);font-size:.85rem;letter-spacing:.1em}
.proc h3{font-size:1rem;margin:10px 0 8px}
.proc p{color:var(--muted);font-size:.86rem}

/* faq */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{cursor:pointer;font-weight:700;font-size:1.02rem;padding:20px 36px 20px 0;position:relative;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font-family:var(--disp);color:var(--orange);font-size:1.2rem}
.faq details[open] summary::after{content:"–"}
.faq .a{padding:0 0 22px;color:var(--muted);font-size:.97rem;max-width:720px}

/* cta band */
.band{background:var(--orange);color:#fff;padding:80px 0;text-align:center}
.band h2{font-size:clamp(1.4rem,3vw,2rem);font-weight:800;margin-bottom:10px}
.band p{opacity:.92;margin-bottom:30px}

/* legal pages */
.legal{padding:150px 0 100px;max-width:820px;margin:0 auto}
.legal h1{font-size:1.8rem;margin-bottom:10px}
.legal .date{color:var(--muted);font-size:.9rem;margin-bottom:40px}
.legal h2{font-size:1.15rem;margin:36px 0 12px}
.legal p,.legal li{font-size:.97rem;color:#333;margin-bottom:8px}
.legal ul,.legal ol{padding-left:22px;margin-bottom:12px}
.legal ul li{list-style:disc}
.legal table{width:100%;border-collapse:collapse;margin:14px 0;font-size:.92rem}
.legal th,.legal td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.legal th{background:var(--paper)}

/* footer */
.footer{background:#111;color:#9a9a9a;padding:60px 0 90px;font-size:.88rem}
.footer .f-brand{font-family:var(--disp);color:#fff;font-size:1.1rem;margin-bottom:22px}
.footer .f-brand span{color:var(--orange)}
.footer p{margin-bottom:6px;line-height:1.8}
.footer a:hover{color:#fff}
.f-links{display:flex;gap:20px;flex-wrap:wrap;margin:20px 0}
.f-links a{color:#ccc}
.f-links a.strong{font-weight:800;color:#fff}
.f-made{margin-top:26px;padding-top:22px;border-top:1px solid #2a2a2a;color:#777}
.f-made a{color:var(--orange);font-weight:700}

/* FAB */
.fab-group{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:10px;z-index:100}
.fab{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;box-shadow:0 4px 12px rgba(0,0,0,.2);text-decoration:none}
.fab svg{width:24px;height:24px}
.fab-kakao{background:#FEE500}
.fab-call{background:var(--ink)}

/* responsive */
@media (max-width:960px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid,.contact-grid,.svc-grid{grid-template-columns:1fr;gap:40px}
  .act-list{grid-template-columns:1fr 1fr}
  .vision-grid{grid-template-columns:1fr}
  .proc-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  .menu-btn{display:block}
  .gnb{position:fixed;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:16px 24px;gap:4px;display:none}
  .gnb.open{display:flex}
  .gnb a{padding:12px 0;border-bottom:1px solid var(--paper)}
  .hero{padding:130px 0 80px}
  .hero-x{right:-30%;top:2%;width:80vw;opacity:.6}
  .sec{padding:76px 0}
  .biz-grid{grid-template-columns:1fr}
  .act-list{grid-template-columns:1fr}
  .act{padding-right:0}
  .form{padding:26px 20px}
  .cinfo dl{grid-template-columns:84px 1fr}
  .footer{padding-bottom:110px}
}