/* ============================================================
   Fireballs Inc. — 글래스모피즘 스타일시트
   프로스티드 글래스 카드 + 배경 글로우 오브 + 유리 필 내비게이션
   ============================================================ */
:root{
  --bg-1:#1A1035;
  --bg-2:#241447;
  --bg-3:#120B26;
  --flame:#FF6B2B;
  --flame-deep:#D6431A;
  --gold:#FFC145;
  --gold-light:#FFE9A8;
  --violet:#7C5CFF;
  --lilac:#C6BEE6;
  --warm-white:#FFF8F0;

  /* 글래스 토큰 */
  --glass:rgba(255,255,255,.07);
  --glass-strong:rgba(255,255,255,.11);
  --glass-border:rgba(255,255,255,.16);
  --glass-highlight:rgba(255,255,255,.28);
  --glass-shadow:0 8px 32px rgba(6,3,20,.45);
  --glass-blur:blur(18px) saturate(150%);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Gothic A1',sans-serif;
  background:linear-gradient(160deg,var(--bg-1) 0%,var(--bg-2) 45%,var(--bg-3) 100%);
  color:var(--lilac);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  overflow-x:hidden;
}
main{flex:1;position:relative;z-index:1}
h1,h2,h3,.display{font-family:'Jua',sans-serif;font-weight:400;color:var(--warm-white)}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
section{padding:88px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--gold);text-transform:uppercase;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--flame),var(--gold));border-radius:2px}
h2{font-size:clamp(28px,4vw,40px);margin-bottom:20px;letter-spacing:-.01em}
.lead{font-size:17px;max-width:640px}

/* ============================================================
   배경 글로우 오브 (js/main.js가 .orbs 컨테이너를 주입)
   ============================================================ */
.orbs{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.orb{
  position:absolute;border-radius:50%;
  filter:blur(70px);
  opacity:.5;
  animation:drift 22s ease-in-out infinite alternate;
}
.orb.o1{width:480px;height:480px;top:-140px;right:-120px;
  background:radial-gradient(circle,var(--flame),transparent 70%)}
.orb.o2{width:420px;height:420px;bottom:-160px;left:-140px;
  background:radial-gradient(circle,var(--violet),transparent 70%);animation-delay:-7s}
.orb.o3{width:300px;height:300px;top:40%;left:55%;
  background:radial-gradient(circle,var(--gold),transparent 70%);opacity:.32;animation-delay:-14s}
@keyframes drift{
  0%{transform:translate(0,0) scale(1)}
  100%{transform:translate(-60px,50px) scale(1.12)}
}

/* ============================================================
   유리 표면 공통
   ============================================================ */
.glass,
.card,.home-link,.fact-card,.biz-card,.proj,.cta-banner,.page-hero-panel{
  background:var(--glass);
  -webkit-backdrop-filter:var(--glass-blur);
  backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-border);
  border-top-color:var(--glass-highlight);
  box-shadow:var(--glass-shadow);
  border-radius:24px;
}
/* backdrop-filter 미지원 브라우저 대비 */
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .glass,.card,.home-link,.fact-card,.biz-card,.proj,.cta-banner,.page-hero-panel,header .nav-shell{
    background:rgba(30,22,58,.92);
  }
}

/* ---------- 최초 로드 페이드인 ---------- */
body{opacity:0;transform:translateY(10px);transition:opacity .45s ease,transform .45s ease}
body.page-in{opacity:1;transform:none}

/* ---------- SPA 본문 전환 (헤더/푸터는 고정) ---------- */
main{transition:opacity .25s ease,transform .25s ease}
main.main-out{opacity:0;transform:translateY(12px)}

/* ---------- 스크롤 리빌 ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
.reveal.on{opacity:1;transform:none}
.reveal:nth-child(2){transition-delay:.08s}
.reveal:nth-child(3){transition-delay:.16s}
.reveal:nth-child(4){transition-delay:.24s}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  body{opacity:1;transform:none;transition:none}
  main,main.main-out{opacity:1;transform:none;transition:none}
  .reveal{opacity:1;transform:none;transition:none}
  .orb,.stars span{animation:none !important}
  .hero{cursor:default}
}

/* ============================================================
   헤더 — 떠 있는 유리 필(pill) 내비게이션
   ============================================================ */
header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  padding:14px 24px 0;
  padding-left:max(24px,env(safe-area-inset-left));
  padding-right:max(24px,env(safe-area-inset-right));
}
header .nav-shell{
  max-width:1080px;margin:0 auto;
  background:rgba(20,14,45,.55);
  -webkit-backdrop-filter:var(--glass-blur);
  backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-border);
  border-top-color:var(--glass-highlight);
  border-radius:999px;
  box-shadow:var(--glass-shadow);
  padding:0 26px;
}
.nav{display:flex;align-items:center;justify-content:space-between;height:58px}
.logo{display:flex;align-items:center;gap:10px}
.logo-icon{height:28px;width:auto;transition:transform .35s ease}
.logo:hover .logo-icon{transform:rotate(360deg)}
.logo-txt{height:15px;width:auto;filter:brightness(0) invert(1);opacity:.95}
/* (구버전 CSS 로고 — 이미지 미로드 시 대비로 유지) */
.logo-mark{
  width:28px;height:28px;border-radius:50% 50% 50% 6px;
  background:radial-gradient(circle at 35% 35%,var(--gold),var(--flame) 65%,var(--flame-deep));
  transform:rotate(-45deg);
  box-shadow:0 0 16px rgba(255,107,43,.6);
  flex-shrink:0;
  transition:transform .35s ease;
}
.nav-right{display:flex;align-items:center;gap:14px}
.nav-links{display:flex;gap:6px;font-size:14px;font-weight:500}
.nav-links a{
  position:relative;padding:8px 16px;border-radius:999px;
  transition:color .2s,background .25s;
}
.nav-links a:hover,.nav-links a:focus-visible{color:var(--gold)}
.nav-links a.active{
  color:var(--warm-white);
  background:var(--glass-strong);
  border:1px solid var(--glass-border);
  box-shadow:inset 0 1px 0 var(--glass-highlight);
}

/* ---------- 언어 토글 (KR|EN) ---------- */
.lang-toggle{
  display:flex;align-items:center;
  background:var(--glass);
  border:1px solid var(--glass-border);
  border-top-color:var(--glass-highlight);
  border-radius:999px;padding:3px;
}
.lang-toggle button{
  font-family:'Gothic A1',sans-serif;font-size:12px;font-weight:700;
  letter-spacing:.06em;color:var(--lilac);
  background:none;border:none;border-radius:999px;
  padding:5px 12px;cursor:pointer;
  transition:color .2s,background .25s;
}
.lang-toggle button:hover{color:var(--gold)}
.lang-toggle button.active{
  color:#1A1035;
  background:linear-gradient(90deg,var(--gold),var(--flame));
}
/* 햄버거 버튼 — 데스크톱에서는 숨김 */
.nav-burger{display:none}
/* 우측 하단 고정 토글 — 데스크톱에서는 숨김 */
.lang-fixed{display:none}

/* ---------- 모바일 헤더: 햄버거 메뉴 ---------- */
@media(max-width:768px){
  header{padding:10px 10px 0}
  header .nav-shell{position:relative;padding:0 10px 0 16px}
  .nav{height:54px}
  .nav-right{gap:0}

  /* 데스크톱 내비/토글 숨김 */
  .nav .nav-links{display:none}
  header .lang-toggle{display:none}

  /* 햄버거 버튼 */
  .nav-burger{
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
    width:42px;height:42px;
    background:var(--glass);
    border:1px solid var(--glass-border);
    border-top-color:var(--glass-highlight);
    border-radius:13px;cursor:pointer;
  }
  .nav-burger span{
    display:block;width:18px;height:2px;border-radius:2px;
    background:var(--warm-white);
    transition:transform .3s ease,opacity .25s ease;
  }
  header.nav-open .nav-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  header.nav-open .nav-burger span:nth-child(2){opacity:0}
  header.nav-open .nav-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

  /* 열렸을 때: 유리 드롭다운 패널 */
  header.nav-open .nav .nav-links{
    display:flex;flex-direction:column;gap:4px;
    position:absolute;top:calc(100% + 10px);right:0;
    min-width:210px;
    background:rgba(26,18,53,.92);
    -webkit-backdrop-filter:var(--glass-blur);
    backdrop-filter:var(--glass-blur);
    border:1px solid var(--glass-border);
    border-top-color:var(--glass-highlight);
    border-radius:20px;
    box-shadow:var(--glass-shadow);
    padding:10px;
    animation:menu-in .22s ease;
  }
  header.nav-open .nav-links a{
    padding:13px 18px;font-size:15px;border-radius:14px;
  }
  header.nav-open .nav-links a.active{
    background:var(--glass-strong);
    border:1px solid var(--glass-border);
  }

  /* KR|EN — 우측 하단 플로팅 */
  .lang-fixed{
    display:flex;
    position:fixed;
    right:16px;
    bottom:calc(16px + env(safe-area-inset-bottom));
    z-index:60;
    background:rgba(26,18,53,.85);
    -webkit-backdrop-filter:var(--glass-blur);
    backdrop-filter:var(--glass-blur);
    box-shadow:var(--glass-shadow);
  }
  .lang-fixed button{padding:7px 14px;font-size:12px}
}
@keyframes menu-in{
  from{opacity:0;transform:translateY(-8px)}
  to{opacity:1;transform:none}
}
@media(prefers-reduced-motion:reduce){
  header.nav-open .nav .nav-links{animation:none}
  .nav-burger span{transition:none}
}

/* ============================================================
   서브페이지 상단 — 유리 패널 히어로
   ============================================================ */
.page-hero{padding:140px 0 0}
.page-hero-panel{padding:48px 44px}
.page-hero h1{font-size:clamp(32px,5vw,48px);margin-top:10px}
.page-hero p{margin-top:14px;max-width:600px;font-size:17px}
@media(max-width:640px){.page-hero-panel{padding:34px 26px}}

/* ============================================================
   홈 히어로
   ============================================================ */
.hero{
  position:relative;
  padding:170px 0 130px;
  cursor:crosshair;
}
.stars{position:absolute;inset:0;pointer-events:none}
.stars span{
  position:absolute;width:3px;height:3px;border-radius:50%;
  background:var(--lilac);opacity:.5;
  animation:twinkle 3.4s ease-in-out infinite;
}
.stars span:nth-child(2n){width:2px;height:2px;animation-delay:1.1s}
.stars span:nth-child(3n){animation-delay:2.2s;background:var(--gold)}
@keyframes twinkle{0%,100%{opacity:.2}50%{opacity:.75}}

.hero .wrap{position:relative;z-index:2}
.hero h1{font-size:clamp(38px,6.5vw,64px);line-height:1.25;margin:18px 0 22px;letter-spacing:-.01em}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(90deg,var(--flame),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p{font-size:18px;max-width:560px;margin-bottom:36px}
.hero-tag{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.18em;
  color:var(--gold);text-transform:uppercase;
  background:var(--glass);
  -webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-border);border-top-color:var(--glass-highlight);
  border-radius:999px;padding:8px 20px;
}
.hero-hint{
  position:absolute;bottom:26px;left:0;right:0;text-align:center;
  font-size:12px;letter-spacing:.1em;opacity:.55;pointer-events:none;
}

.hero-brand{
  height:88px;width:auto;display:block;margin-bottom:24px;
  filter:drop-shadow(0 0 28px rgba(255,107,43,.45));
}
@media(max-width:640px){.hero-brand{height:64px}}

/* 클릭 스파크 */
.spark-burst{position:absolute;pointer-events:none;z-index:3}
.spark-burst i{
  position:absolute;width:8px;height:8px;border-radius:50%;
  background:radial-gradient(circle,var(--gold-light),var(--flame));
  animation:spark-fly .7s ease-out forwards;
}
@keyframes spark-fly{
  0%{transform:translate(0,0) scale(1);opacity:1}
  100%{transform:translate(var(--dx),var(--dy)) scale(.1);opacity:0}
}

/* ============================================================
   버튼
   ============================================================ */
.btn{
  display:inline-block;font-family:'Jua',sans-serif;font-size:17px;
  color:#1A1035;background:linear-gradient(90deg,var(--gold),var(--flame));
  padding:14px 34px;border-radius:999px;
  box-shadow:0 8px 28px rgba(255,107,43,.4);
  transition:transform .2s,box-shadow .2s;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(255,107,43,.5)}
.btn.ghost{
  color:var(--warm-white);
  background:var(--glass);
  -webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-border);border-top-color:var(--glass-highlight);
  box-shadow:var(--glass-shadow);
}
.btn.ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* ============================================================
   카드
   ============================================================ */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:44px}
.card{
  padding:34px 28px;
  transition:transform .25s,border-color .25s,background .25s;
  will-change:transform;
}
.card:hover{border-color:rgba(255,193,69,.5);background:var(--glass-strong)}
.card .spark{
  width:44px;height:44px;border-radius:14px;margin-bottom:20px;
  display:flex;align-items:center;justify-content:center;font-size:22px;
  background:linear-gradient(135deg,rgba(255,107,43,.28),rgba(255,193,69,.16));
  border:1px solid rgba(255,107,43,.4);
}
.card h3{font-size:21px;margin-bottom:10px}
.card p{font-size:15px}
@media(max-width:760px){.cards{grid-template-columns:1fr}}

/* ---------- 홈 하이라이트 링크 ---------- */
.home-links{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:44px}
.home-link{
  display:block;padding:32px 28px;
  transition:transform .25s,border-color .25s,background .25s;
  will-change:transform;
}
.home-link:hover{border-color:rgba(255,193,69,.5);background:var(--glass-strong)}
.home-link h3{font-size:20px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.home-link p{font-size:14px}
.home-link .go{
  display:inline-block;margin-top:16px;font-size:13px;font-weight:700;color:var(--gold);
  transition:transform .2s;
}
.home-link:hover .go{transform:translateX(5px)}
@media(max-width:760px){.home-links{grid-template-columns:1fr}}

/* ---------- 소개 ---------- */
.about-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:start}
.about-grid p+p{margin-top:16px}
.fact-card{padding:32px;display:grid;gap:22px}
.fact dt{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--gold);text-transform:uppercase;margin-bottom:4px}
.fact dd{color:var(--warm-white);font-weight:500}
@media(max-width:760px){.about-grid{grid-template-columns:1fr}}

/* ---------- 프로젝트 ---------- */
.proj-list{display:grid;gap:20px;margin-top:44px}
.proj{
  display:grid;grid-template-columns:110px 1fr auto;gap:28px;align-items:center;
  padding:28px 32px;
  transition:transform .25s,border-color .25s,background .25s;
}
.proj:hover{transform:translateY(-4px);border-color:rgba(255,193,69,.5);background:var(--glass-strong)}
.proj-thumb{
  width:110px;height:110px;border-radius:22px;
  display:flex;align-items:center;justify-content:center;font-size:44px;
  background:linear-gradient(135deg,rgba(124,92,255,.3),rgba(255,107,43,.18));
  border:1px solid var(--glass-border);
  border-top-color:var(--glass-highlight);
  overflow:hidden;
}
.proj-thumb img{
  width:100%;height:100%;object-fit:cover;border-radius:20px;
}
.proj h3{font-size:22px;margin-bottom:6px}
.proj .genre{font-size:13px;font-weight:700;color:var(--gold);letter-spacing:.08em;margin-bottom:10px}
.proj p{font-size:15px;max-width:520px}
.status{
  font-size:13px;font-weight:700;white-space:nowrap;
  color:var(--gold);
  background:var(--glass);
  -webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);
  border:1px solid rgba(255,193,69,.45);
  border-radius:999px;padding:8px 18px;
}
.status.live{
  color:#7CFFB2;border-color:rgba(124,255,178,.5);
  text-shadow:0 0 12px rgba(124,255,178,.4);
}
.store-link{
  display:inline-block;margin-top:14px;
  font-size:14px;font-weight:700;color:var(--gold);
  background:var(--glass);
  -webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);
  border:1px solid rgba(255,193,69,.45);border-radius:999px;
  padding:8px 20px;
  transition:background .2s,color .2s,transform .2s;
}
.store-link:hover{background:linear-gradient(90deg,var(--gold),var(--flame));color:#1A1035;transform:translateY(-2px)}
@media(max-width:760px){
  .proj{grid-template-columns:1fr}
  .proj-thumb{width:80px;height:80px;font-size:34px}
  .status{justify-self:start}
}

/* ---------- 연락처 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;margin-top:12px}
.contact-list{display:grid;gap:26px;margin-top:8px}
.contact-item dt{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--gold);text-transform:uppercase;margin-bottom:6px}
.contact-item dd{font-size:17px;color:var(--warm-white);font-weight:500}
.contact-item dd a:hover{color:var(--gold)}
.copy-btn{
  margin-left:10px;font-size:12px;font-weight:700;color:var(--gold);
  background:var(--glass);
  -webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);
  border:1px solid rgba(255,193,69,.45);border-radius:999px;
  padding:3px 12px;cursor:pointer;font-family:inherit;
  transition:background .2s,color .2s;
}
.copy-btn:hover{background:var(--gold);color:#1A1035}
.biz-card{padding:36px}
.biz-card h3{font-size:20px;margin-bottom:22px}
.biz-card dl{display:grid;gap:16px}
.biz-card dt{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--gold);text-transform:uppercase;margin-bottom:3px}
.biz-card dd{color:var(--warm-white);font-weight:500;font-size:15px}
@media(max-width:760px){.contact-grid{grid-template-columns:1fr}}

/* ---------- 연락 폼 (문의|요청 탭 + mailto) ---------- */
.contact-form{padding:44px}
.contact-form h3{font-size:22px;margin-bottom:20px}
.form-tabs{
  display:inline-flex;gap:4px;margin-bottom:18px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--glass-border);
  border-radius:999px;padding:4px;
}
.form-tab{
  font-family:'Jua',sans-serif;font-size:15px;color:var(--lilac);
  background:none;border:none;border-radius:999px;
  padding:9px 26px;cursor:pointer;
  transition:color .2s,background .25s;
}
.form-tab:hover{color:var(--gold)}
.form-tab.active{
  color:#1A1035;
  background:linear-gradient(90deg,var(--gold),var(--flame));
}
.form-note{font-size:14px;margin-bottom:24px;color:var(--lilac)}
.form-field{margin-bottom:18px}
.form-field label{
  display:block;font-size:12px;font-weight:700;letter-spacing:.12em;
  color:var(--gold);text-transform:uppercase;margin-bottom:8px;
}
.form-field input,.form-field textarea{
  width:100%;
  font-family:'Gothic A1',sans-serif;font-size:16px;color:var(--warm-white);
  background:rgba(255,255,255,.06);
  border:1px solid var(--glass-border);
  border-top-color:var(--glass-highlight);
  border-radius:14px;
  padding:13px 16px;
  transition:border-color .2s,background .2s;
  resize:vertical;
}
.form-field input::placeholder,.form-field textarea::placeholder{color:rgba(198,190,230,.45)}
.form-field input:focus,.form-field textarea:focus{
  outline:none;border-color:var(--gold);
  background:rgba(255,255,255,.09);
}
.form-send{
  border:none;cursor:pointer;margin-top:6px;
}
.form-hint{font-size:12.5px;margin-top:16px;opacity:.65}
@media(max-width:640px){
  .contact-form{padding:30px 24px}
  .form-tab{padding:8px 18px;font-size:14px}
}

/* ---------- CTA 배너 ---------- */
.cta-banner{
  padding:52px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-banner::before{
  content:"";position:absolute;top:-60%;right:-10%;
  width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,43,.35),transparent 70%);
  filter:blur(30px);pointer-events:none;
}
.cta-banner>*{position:relative}
.cta-banner h2{margin-bottom:8px}
.cta-banner p{max-width:480px}
@media(max-width:640px){.cta-banner{padding:38px 28px}}

/* ---------- 푸터 ---------- */
footer{position:relative;z-index:1;padding:20px 24px 40px}
.foot-shell{
  max-width:1080px;margin:0 auto;
  background:rgba(20,14,45,.5);
  -webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-border);
  border-top-color:var(--glass-highlight);
  border-radius:24px;
  padding:32px 36px;font-size:13px;
}
.foot{display:flex;flex-wrap:wrap;gap:14px 32px;justify-content:space-between;align-items:center}
.foot-legal{line-height:2;opacity:.85}
.foot-logo{height:16px;width:auto;filter:brightness(0) invert(1);opacity:.9;margin-bottom:6px}
.foot-right{display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.foot-links{display:flex;gap:20px}
.foot-links a{transition:color .2s}
.foot-links a:hover{color:var(--gold)}
.foot-links strong{color:var(--warm-white);font-weight:700}
.foot-links a:hover strong{color:var(--gold)}
.foot-copy{opacity:.7}
@media(max-width:640px){
  .foot-right{align-items:flex-start}
}


/* ============================================================
   모바일 최적화
   ============================================================ */
@media(max-width:768px){
  /* 여백: 모바일에서 답답하지 않게 축소 */
  .wrap{padding:0 20px}
  section{padding:60px 0}
  .hero{padding:126px 0 84px}
  .hero p{font-size:16px;margin-bottom:28px}
  .page-hero{padding:104px 0 0}
  .page-hero-panel{padding:30px 24px}
  .lead{font-size:16px}

  /* 성능: 블러 강도 축소 (저사양 기기 스크롤 프레임 확보) */
  :root{--glass-blur:blur(12px) saturate(140%)}
  .orb{filter:blur(44px);opacity:.42}
  .orb.o1{width:300px;height:300px;top:-100px;right:-90px}
  .orb.o2{width:270px;height:270px;bottom:-110px;left:-100px}
  .orb.o3{width:190px;height:190px}

  /* 카드/배너 내부 여백 */
  .card{padding:28px 22px}
  .home-link{padding:26px 22px}
  .proj{padding:24px 22px;gap:18px}
  .biz-card{padding:28px 24px}
  .cta-banner{padding:34px 24px}
  .cta-banner .btn{width:100%;text-align:center}
  .foot-shell{padding:24px 20px;border-radius:20px}
  footer{padding:16px 14px 28px}

  /* 버튼: 탭하기 좋은 크기 유지 */
  .btn{padding:13px 26px;font-size:16px}
  .btn-row{gap:10px}
  .btn-row .btn{flex:1;text-align:center;min-width:130px}
}

/* 터치 기기: 호버 잔상(끈적임) 방지 */
@media(hover:none){
  .card:hover,.home-link:hover,.proj:hover{transform:none;background:var(--glass)}
  .btn:hover,.store-link:hover,.form-send:hover{transform:none}
  .hero{cursor:default}
}