/* ===========================================================
   EVGUARD PREMIUM — GSAP + Latest UI/UX
=========================================================== */
:root{
  --bg:#f6f4ef;
  --bg-2:#ffffff;
  --ink:#0a0d18;
  --ink-2:#1a1f33;
  --mute:#6b7286;
  --soft:#a8aebf;
  --line:#e7e3d9;
  --line-2:#d8d2c2;
  --brand:#1d4ed8;
  --brand-2:#0ea5e9;
  --brand-3:#7c3aed;
  --accent:#ff5d39;
  --warn:#ea580c;
  --danger:#dc2626;
  --grad:linear-gradient(90deg,#0ea5e9 0%,#1d4ed8 50%,#7c3aed 100%);
  --grad-2:linear-gradient(135deg,#1d4ed8 0%,#0ea5e9 100%);
  --grad-3:linear-gradient(135deg,#ff5d39 0%,#7c3aed 100%);
  --shadow:0 30px 60px -20px rgba(10,13,24,.18);
  --shadow-sm:0 10px 30px -10px rgba(10,13,24,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--ink);font-family:'Pretendard','Noto Sans KR',system-ui,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased;font-weight:400}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto !important}
.lenis.lenis-smooth [data-lenis-prevent]{overscroll-behavior:contain}
.lenis.lenis-stopped{overflow:hidden}
.lenis.lenis-smooth iframe{pointer-events:none}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button{font-family:inherit;border:none;background:none;cursor:pointer;color:inherit}
ul{list-style:none}
em{font-style:normal;font-family:'Pretendard','Noto Sans KR',sans-serif;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:.04em}
.container{max-width:1320px;margin:0 auto;padding:0 32px}

/* ============ CUSTOM CURSOR ============ */
@media(hover:hover){
  body{cursor:none}
  a,button,.magnetic,.tilt,.faq-q,.tab,input,select,textarea,label{cursor:none}
}
.cursor{position:fixed;top:0;left:0;width:40px;height:40px;border:1.5px solid var(--ink);border-radius:50%;pointer-events:none;z-index:9999;transform:translate(-50%,-50%);transition:width .3s cubic-bezier(.4,0,.2,1),height .3s cubic-bezier(.4,0,.2,1),background .3s,border-color .3s,opacity .3s;mix-blend-mode:difference;border-color:#fff}
.cursor-dot{position:fixed;top:0;left:0;width:6px;height:6px;background:#fff;border-radius:50%;pointer-events:none;z-index:9999;transform:translate(-50%,-50%);mix-blend-mode:difference}
.cursor.hover{width:80px;height:80px;background:rgba(255,255,255,.1)}
.cursor.card-hover{width:120px;height:120px;background:rgba(255,255,255,.05)}
@media(hover:none){.cursor,.cursor-dot{display:none}}

/* ============ PROGRESS BAR ============ */
.progress-bar{position:fixed;top:0;left:0;width:100%;height:3px;background:transparent;z-index:9000;pointer-events:none}
.progress-fill{height:100%;width:0;background:var(--grad);transform-origin:left}

/* ============ LOADER ============ */
.loader{position:fixed;inset:0;background:var(--ink);z-index:9999;display:flex;align-items:center;justify-content:center;color:#fff;padding:20px}
.loader-inner{text-align:center;max-width:100%}
.loader-text{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(36px,11vw,140px);font-weight:800;letter-spacing:-.02em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1;padding:0 .15em;white-space:nowrap}
.loader-bar{width:min(240px,70vw);height:2px;background:rgba(255,255,255,.1);margin:30px auto 14px;overflow:hidden}
.loader-bar-fill{height:100%;width:0;background:var(--grad)}
.loader-sub{font-size:clamp(10px,2.6vw,11px);letter-spacing:.3em;color:rgba(255,255,255,.5);font-family:'Pretendard',sans-serif}

/* ============ HEADER ============ */
header.site{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(246,244,239,.7);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid transparent;transition:background .3s,border-color .3s}
header.site.scrolled{background:rgba(246,244,239,.92);border-bottom-color:var(--line)}
.header-row{display:flex;align-items:center;justify-content:space-between;height:84px}
.logo{display:inline-flex;align-items:center;gap:12px}
.logo-mark{width:38px;height:38px;border-radius:10px;background:var(--ink);position:relative;overflow:hidden}
.logo-mark::after{content:"";position:absolute;inset:8px;background:var(--grad);clip-path:polygon(50% 0,100% 38%,82% 100%,18% 100%,0 38%)}
.logo-text{font-family:'GmarketSansBold','Pretendard',sans-serif;font-weight:800;font-size:22px;letter-spacing:.05em;color:var(--ink)}
.logo-text span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
nav.gnb{display:flex;gap:4px}
nav.gnb .menu{position:relative}
nav.gnb .menu>a{display:inline-flex;align-items:center;padding:0 20px;height:84px;font-weight:500;font-size:15px;color:var(--ink-2);letter-spacing:-.005em;position:relative;transition:color .25s}
nav.gnb .menu>a::before{content:"";position:absolute;left:20px;right:20px;bottom:24px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .4s cubic-bezier(.7,0,.2,1)}
nav.gnb .menu:hover>a{color:var(--brand)}
nav.gnb .menu:hover>a::before{transform:scaleX(1);transform-origin:left}
.submenu{position:absolute;top:84px;left:0;min-width:220px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px;opacity:0;visibility:hidden;transform:translateY(10px);transition:.25s;box-shadow:var(--shadow)}
nav.gnb .menu:hover .submenu{opacity:1;visibility:visible;transform:translateY(0)}
.submenu a{display:block;padding:11px 14px;border-radius:8px;font-size:14px;color:var(--ink-2);transition:.2s}
.submenu a:hover{background:var(--bg);color:var(--brand)}
.cta-mini{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:999px;font-weight:600;background:var(--ink);color:#fff;font-size:14px;transition:transform .3s,background .3s;position:relative;overflow:hidden}
.cta-mini::before{content:"";position:absolute;inset:0;background:var(--grad);transform:translateY(100%);transition:transform .4s cubic-bezier(.7,0,.2,1);z-index:0}
.cta-mini:hover::before{transform:translateY(0)}
.cta-mini>*{position:relative;z-index:1}
.hamburger{display:none;width:44px;height:44px;border-radius:50%;border:1px solid var(--line-2);background:#fff;align-items:center;justify-content:center}
.hamburger span,.hamburger span::before,.hamburger span::after{display:block;width:18px;height:1.5px;background:var(--ink);position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;right:0}
.hamburger span::before{top:-5px}
.hamburger span::after{top:5px}

/* ============ TYPOGRAPHY ============ */
.sec-title{font-family:'GmarketSansBold','Pretendard',sans-serif;font-weight:800;letter-spacing:-.025em;color:var(--ink);line-height:1}
.big-title{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(40px,6.4vw,104px);font-weight:800;line-height:1;letter-spacing:-.04em;color:var(--ink)}
.sec-tag{display:inline-block;font-family:'Pretendard',sans-serif;font-size:12px;letter-spacing:.3em;color:var(--mute);font-weight:500;margin-bottom:32px;text-transform:uppercase}
.sec-tag::before{content:"";display:inline-block;width:32px;height:1px;background:var(--mute);vertical-align:middle;margin-right:12px}
.grad-word{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:inline-block}

/* line/word reveal containers — JS handles initial hide via gsap.set(y:0, yPercent:120) */
.line{display:block;overflow:hidden;padding:.1em 0;line-height:1}
.word{display:inline-block;line-height:1;transform:translateY(120%);white-space:nowrap}
.split-line{overflow:hidden}
.split-line>*{display:inline-block}
/* very small screens — let long words wrap naturally to avoid overflow-clipping */
@media(max-width:480px){
  .line{overflow:visible;line-height:1.05;padding:.15em 0}
  .word{white-space:normal}
}

/* ============ HERO ============ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:140px 0 80px;overflow:hidden}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(10,13,24,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(10,13,24,.04) 1px,transparent 1px);background-size:80px 80px;mask-image:radial-gradient(ellipse at center,#000 30%,transparent 80%);pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none;opacity:.45}
.orb-1{width:520px;height:520px;background:radial-gradient(circle,#0ea5e9,transparent 60%);top:-100px;right:-100px}
.orb-2{width:480px;height:480px;background:radial-gradient(circle,#7c3aed,transparent 60%);bottom:-150px;left:-100px}
.orb-3{width:380px;height:380px;background:radial-gradient(circle,#ff5d39,transparent 60%);top:40%;right:30%;opacity:.25}

.hero-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center;width:100%}
.hero-eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:'Pretendard',sans-serif;font-size:12px;letter-spacing:.25em;font-weight:500;color:var(--mute);padding:8px 16px;border:1px solid var(--line-2);border-radius:999px;background:rgba(255,255,255,.5);backdrop-filter:blur(8px);margin-bottom:36px}
.eyebrow-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(255,93,57,.15),0 0 12px var(--accent);animation:dotPulse 2s infinite}
@keyframes dotPulse{50%{transform:scale(1.2)}}

.hero-title{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(48px,8vw,128px);font-weight:800;line-height:1;letter-spacing:-.04em;color:var(--ink);margin-bottom:40px}

.hero-lead{color:var(--mute);font-size:18px;line-height:1.6;max-width:520px;margin-bottom:44px;font-weight:400}

.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:80px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:18px 30px;border-radius:999px;font-weight:600;font-size:15px;font-family:inherit;transition:transform .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;letter-spacing:-.01em}
.btn-primary{background:var(--ink);color:#fff;isolation:isolate;position:relative;overflow:hidden}
.btn-primary::before{content:"";position:absolute;inset:0;background:var(--grad);transform:translateY(100%);transition:transform .5s cubic-bezier(.7,0,.2,1);z-index:-1}
.btn-primary:hover::before{transform:translateY(0)}
.btn-primary>*{position:relative}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line-2)}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-arrow{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.15);transition:transform .3s}
.btn:hover .btn-arrow{transform:translateX(4px) rotate(-12deg)}

.hero-stats{display:flex;gap:50px;padding-top:30px;border-top:1px solid var(--line)}
.stat .stat-num{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:42px;font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1}
.stat .stat-suf{color:var(--brand);margin-left:2px}
.stat .stat-label{font-family:'Pretendard',sans-serif;font-size:11px;color:var(--mute);letter-spacing:.2em;margin-top:8px;text-transform:uppercase}

/* hero visual */
.hero-visual{position:relative;height:600px;display:flex;align-items:center;justify-content:center}
.hv-wrap{position:relative;width:100%;height:100%}
.hv-card{position:absolute;background:rgba(255,255,255,.85);backdrop-filter:blur(20px);border:1px solid var(--line);border-radius:18px;padding:18px 22px;box-shadow:var(--shadow);transition:transform .4s;font-family:'Pretendard',sans-serif;min-width:160px;z-index:3}
.hv-card .hv-icn{width:36px;height:36px;border-radius:10px;background:var(--grad-2);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.hv-card-k{font-size:10px;color:var(--mute);letter-spacing:.25em;text-transform:uppercase;margin-bottom:4px}
.hv-card-v{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.hv-card-1{top:5%;left:0;animation:float 6s ease-in-out infinite}
.hv-card-2{bottom:10%;left:8%;animation:float 7s ease-in-out infinite 1s}
.hv-card-3{top:15%;right:0;animation:float 8s ease-in-out infinite 2s}
@keyframes float{50%{transform:translateY(-14px)}}

.hv-shield{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:1;filter:drop-shadow(0 20px 40px rgba(14,165,233,.4))}
.shield-path{stroke-dasharray:380;stroke-dashoffset:380}
.shield-check{stroke-dasharray:60;stroke-dashoffset:60}
.hv-pulse{position:absolute;left:50%;top:50%;width:300px;height:300px;border-radius:50%;border:1px solid var(--brand-2);transform:translate(-50%,-50%);animation:pulse 3s infinite;opacity:0;pointer-events:none}
.hv-pulse-2{animation-delay:1.5s}
@keyframes pulse{0%{transform:translate(-50%,-50%) scale(.4);opacity:1}100%{transform:translate(-50%,-50%) scale(1.6);opacity:0}}

/* scroll hint */
.scroll-hint{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:12px;font-family:'Pretendard',sans-serif;font-size:10px;letter-spacing:.4em;color:var(--mute)}
.scroll-line{width:1px;height:60px;background:rgba(10,13,24,.1);position:relative;overflow:hidden}
.scroll-line span{position:absolute;top:-30px;left:0;width:100%;height:30px;background:var(--ink);animation:scrollMove 2s infinite}
@keyframes scrollMove{0%{top:-30px}100%{top:60px}}

/* ============ MARQUEE ============ */
.marquee-sec{padding:30px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--ink);color:#fff;overflow:hidden;position:relative;z-index:2}
.marquee{display:flex;width:100%;overflow:hidden}
.marquee-track{display:flex;align-items:center;gap:50px;white-space:nowrap;font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(28px,4vw,52px);font-weight:700;letter-spacing:-.02em;will-change:transform}
.marquee-track .dot{color:var(--accent);font-size:.5em}

/* ============ SECTIONS COMMON ============ */
section{padding:140px 0;position:relative}
.sec-head{margin-bottom:80px;max-width:900px}

/* ============ ABOUT ============ */
.about-row{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px;align-items:center;margin-bottom:120px}
.about-img{position:relative;aspect-ratio:4/5;border-radius:24px;overflow:hidden;background:var(--ink)}
.about-img-bg{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat;transform:scale(1.06);transition:transform 1.2s cubic-bezier(.4,0,.2,1)}
.about-img:hover .about-img-bg{transform:scale(1.12)}
.about-img-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,13,24,.35) 0%,rgba(10,13,24,.55) 50%,rgba(10,13,24,.85) 100%),radial-gradient(circle at 30% 30%,rgba(14,165,233,.18),transparent 55%),radial-gradient(circle at 70% 75%,rgba(124,58,237,.18),transparent 55%);pointer-events:none}
.about-img-overlay::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:50px 50px}
.about-img-text{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(32px,5.2vw,68px);font-weight:800;color:#fff;letter-spacing:-.04em;text-shadow:0 4px 30px rgba(0,0,0,.6);opacity:.95;white-space:nowrap;max-width:88%;text-align:center}
.about-img-tag{position:absolute;left:24px;bottom:24px;font-family:'Pretendard',sans-serif;font-size:11px;color:rgba(255,255,255,.75);letter-spacing:.25em;font-weight:500}
.reveal-mask{clip-path:inset(100% 0 0 0);will-change:clip-path}
.about-text h3{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(28px,3.4vw,46px);font-weight:700;line-height:1.15;letter-spacing:-.025em;color:var(--ink);margin-bottom:28px}
.about-text p{color:var(--mute);font-size:16px;margin-bottom:14px;max-width:560px}
.about-text .quote{margin-top:22px;padding:22px 24px;background:#fff;border-left:3px solid var(--brand);font-weight:600;color:var(--ink);border-radius:0 12px 12px 0;font-size:15px;box-shadow:var(--shadow-sm)}

.danger-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.danger-card{position:relative;padding:34px 28px;border-radius:20px;background:#fff;border:1px solid transparent;color:#fff;box-shadow:var(--shadow);transition:transform .4s cubic-bezier(.4,0,.2,1),box-shadow .4s,border-color .4s;overflow:hidden;transform-style:preserve-3d}
.danger-card::before{content:"";position:absolute;inset:0;background:var(--grad);opacity:1;transition:background .4s,opacity .4s;border-radius:20px}
.danger-card:hover::before{background:linear-gradient(135deg,#a78bfa 0%,#8b5cf6 100%)}
.danger-card>*{position:relative;z-index:1;transition:color .4s}
.d-num{font-family:'Pretendard',sans-serif;font-size:12px;color:rgba(255,255,255,.7);letter-spacing:.2em;margin-bottom:30px;transition:color .4s}
.d-icn{width:54px;height:54px;border-radius:14px;background:rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:24px;transition:background .4s,color .4s}
.danger-card h4{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:22px;font-weight:700;letter-spacing:-.015em;margin-bottom:6px;color:#fff}
.danger-card .en{display:block;font-family:'Pretendard',sans-serif;font-size:10px;color:rgba(255,255,255,.85);letter-spacing:.25em;margin-bottom:14px;font-weight:500}
.danger-card p{color:rgba(255,255,255,.85);font-size:14px;line-height:1.6}

/* ============ CEO ============ */
.ceo{background:var(--bg-2)}
.ceo-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px;align-items:start}
.ceo-card{position:relative;aspect-ratio:.8;border-radius:24px;background:var(--ink);overflow:hidden;color:#fff;box-shadow:var(--shadow)}
.ceo-card-bg{position:absolute;inset:0;background:radial-gradient(circle at 70% 20%,rgba(14,165,233,.45),transparent 55%),radial-gradient(circle at 20% 80%,rgba(124,58,237,.35),transparent 55%)}
.ceo-card-bg::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:40px 40px}
.ceo-brand{position:absolute;top:36px;right:36px;display:flex;flex-direction:column;align-items:flex-end;gap:12px;z-index:2}
.ceo-brand .logo{gap:10px}
.ceo-brand .logo-mark{background:#fff}
.ceo-brand .logo-mark::after{background:var(--grad)}
.ceo-brand .logo-text{color:#fff;font-size:24px}
.ceo-meta{position:absolute;left:36px;right:36px;bottom:36px}
.ceo-name{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:46px;font-weight:800;letter-spacing:-.025em;line-height:1.18;color:#fff}
.ceo-role{font-family:'Pretendard',sans-serif;font-size:11px;color:#bfdbfe;letter-spacing:.25em;text-transform:uppercase}
.ceo-letter p{color:var(--mute);font-size:17px;line-height:1.85;margin-bottom:20px}
.ceo-letter p strong{color:var(--ink);font-weight:600}
.ceo-letter .sign{margin-top:36px;color:var(--brand);font-weight:600;font-family:'Pretendard',sans-serif;letter-spacing:.05em;font-size:14px}

/* ============ VISION ============ */
.vision{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.vision .sec-tag{color:rgba(255,255,255,.5)}
.vision .sec-tag::before{background:rgba(255,255,255,.4)}
.vision-bg-orb{position:absolute;top:-200px;left:50%;transform:translateX(-50%);width:900px;height:900px;border-radius:50%;background:radial-gradient(circle,rgba(14,165,233,.25),transparent 60%);filter:blur(60px);pointer-events:none}
.vision-quote{position:relative;text-align:center;padding:100px 40px;margin-bottom:100px}
.vq-label{font-family:'Pretendard',sans-serif;font-size:12px;letter-spacing:.4em;color:#7dd3fc;margin-bottom:36px}
.vq-text{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(36px,5.5vw,84px);font-weight:800;line-height:1.05;letter-spacing:-.03em;color:#fff}
.mission-label{font-family:'Pretendard',sans-serif;font-size:12px;letter-spacing:.4em;color:#7dd3fc;text-align:center;margin-bottom:36px}
.mission-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.mission-card{position:relative;padding:40px 28px 32px;border-radius:20px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);transition:background .4s,border-color .4s,transform .4s;overflow:hidden}
.mission-card:hover{background:rgba(255,255,255,.08);border-color:rgba(14,165,233,.4);transform:translateY(-6px)}
.mission-num{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:64px;font-weight:800;color:rgba(125,211,252,.15);line-height:1;margin-bottom:20px;letter-spacing:-.04em}
.mission-card h4{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:20px;font-weight:700;color:#fff;margin-bottom:10px;letter-spacing:-.01em}
.mission-card p{color:rgba(255,255,255,.55);font-size:13px;line-height:1.7}
.mission-line{position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .5s cubic-bezier(.7,0,.2,1)}
.mission-card:hover .mission-line{transform:scaleX(1)}

/* ============ PRODUCT ============ */
.product{background:var(--bg-2);overflow:visible}
.product-row{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:flex-start}
.product-visual{position:relative;height:680px;border-radius:28px;background:linear-gradient(160deg,var(--bg) 0%,#fff 100%);overflow:hidden;display:flex;align-items:center;justify-content:center;border:1px solid var(--line)}
.sticky-visual{position:sticky;top:120px}
.ext-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(10,13,24,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(10,13,24,.04) 1px,transparent 1px);background-size:40px 40px}
.ext-glow{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(220,38,38,.18),transparent 60%);z-index:1}
.product-slider{position:relative;width:min(80%,480px);aspect-ratio:3/4;border-radius:24px;overflow:hidden;z-index:2;box-shadow:0 30px 60px -20px rgba(10,13,24,.35),0 0 0 1px rgba(10,13,24,.04);background:#0a0d18}
.ps-track{position:relative;width:100%;height:100%}
.ps-slide{position:absolute;inset:0;margin:0;opacity:0;transform:scale(1.04);transition:opacity .7s cubic-bezier(.4,0,.2,1),transform 1.2s cubic-bezier(.4,0,.2,1);pointer-events:none}
.ps-slide.is-active{opacity:1;transform:scale(1);pointer-events:auto;z-index:1}
.ps-slide img{width:100%;height:100%;object-fit:cover;display:block}
.ps-nav{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--ink);display:flex;align-items:center;justify-content:center;border:0;cursor:pointer;z-index:3;transition:background .25s,transform .25s,box-shadow .25s;box-shadow:0 8px 20px rgba(0,0,0,.18);opacity:1}
.ps-nav:hover{background:#fff;transform:translateY(-50%) scale(1.08);box-shadow:0 12px 28px rgba(0,0,0,.25)}
.ps-prev{left:14px}
.ps-next{right:14px}
.ps-dots{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);display:flex;gap:8px;z-index:3}
.ps-dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.45);border:0;cursor:pointer;padding:0;transition:background .25s,width .25s}
.ps-dot.is-active{background:#fff;width:24px;border-radius:999px}
.ps-dot:hover{background:rgba(255,255,255,.8)}
.ext-spec{position:absolute;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 18px;box-shadow:var(--shadow-sm);font-family:'Pretendard',sans-serif;z-index:3}
.ext-spec .k{font-size:10px;color:var(--mute);letter-spacing:.25em;text-transform:uppercase;margin-bottom:4px}
.ext-spec .v{font-size:18px;font-weight:700;color:var(--ink)}
.ext-spec-1{top:60px;left:40px}
.ext-spec-2{bottom:80px;right:40px}
.ext-spec-3{top:50%;right:30px;transform:translateY(-50%)}

.product-text .tag{display:inline-block;padding:7px 16px;background:rgba(220,38,38,.08);border:1px solid rgba(220,38,38,.25);color:#dc2626;font-size:11px;letter-spacing:.25em;border-radius:999px;margin-bottom:24px;font-weight:600;font-family:'Pretendard',sans-serif}
.product-text h3{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(28px,3.4vw,46px);font-weight:700;line-height:1.15;letter-spacing:-.025em;color:var(--ink);margin-bottom:28px}
.product-text p{color:var(--mute);font-size:16px;margin-bottom:14px}
.feature-list{margin-top:50px;display:flex;flex-direction:column;gap:30px}
.feature-row{display:grid;grid-template-columns:60px 1fr;gap:24px;padding-bottom:30px;border-bottom:1px solid var(--line)}
.feature-row:last-child{border-bottom:none}
.fr-num{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:32px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.02em;line-height:1}
.feature-row h4{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:20px;font-weight:700;color:var(--ink);margin-bottom:6px;letter-spacing:-.015em}
.feature-row p{color:var(--mute);font-size:14px;margin:0}

.demo-gallery{margin-top:100px;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.demo-item{position:relative;border-radius:18px;overflow:hidden;background:#000;aspect-ratio:1/1;box-shadow:var(--shadow-sm);transition:transform .4s cubic-bezier(.4,0,.2,1),box-shadow .4s}
.demo-item--mobile{display:none}            /* PC: 3개만, 모바일 2열/1열에서만 4번째 노출 */
.demo-item:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.demo-item img{width:100%;height:100%;object-fit:cover;opacity:.92;transition:opacity .4s,transform .8s cubic-bezier(.4,0,.2,1)}
.demo-item:hover img{opacity:1;transform:scale(1.06)}
.demo-item figcaption{position:absolute;left:18px;bottom:18px;right:18px;color:#fff;font-size:14px;font-weight:600;letter-spacing:-.01em;text-shadow:0 2px 10px rgba(0,0,0,.6);display:flex;align-items:center;gap:10px}
.dg-num{font-family:'Pretendard',sans-serif;font-size:11px;letter-spacing:.25em;color:#7dd3fc;font-weight:600;padding:4px 10px;border:1px solid rgba(125,211,252,.4);border-radius:999px;background:rgba(0,0,0,.4)}

/* ============ TECH ============ */
.tech{background:var(--bg)}
.tech-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.tech-vis{position:relative;height:540px;border-radius:24px;background:linear-gradient(160deg,#0a0d18 0%,#1e3a8a 100%);overflow:hidden;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow)}
.tech-vis::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:40px 40px}
.tv-label{position:absolute;top:24px;left:24px;font-family:'Pretendard',sans-serif;font-size:11px;color:#7dd3fc;letter-spacing:.3em;z-index:2}
.tv-temp{position:absolute;bottom:24px;right:24px;font-family:'Pretendard',sans-serif;font-size:12px;color:#fb923c;letter-spacing:.15em;z-index:2;text-align:right}
.tv-temp b{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:36px;color:#fef08a;display:block;letter-spacing:-.02em;font-weight:800}
.battery{position:relative;width:320px;height:180px;background:linear-gradient(180deg,#1e3a8a 0%,#0a0d18 100%);border-radius:16px;border:2px solid #3b82f6;box-shadow:0 0 50px rgba(59,130,246,.5);z-index:1}
.battery::after{content:"";position:absolute;right:-18px;top:50%;transform:translateY(-50%);width:16px;height:70px;background:#3b82f6;border-radius:0 7px 7px 0}
.battery .cells{position:absolute;inset:16px;display:grid;grid-template-columns:repeat(5,1fr);gap:8px}
.battery .cell{background:linear-gradient(180deg,rgba(125,211,252,.4),rgba(59,130,246,.7));border-radius:5px;animation:cellGlow 2s infinite alternate}
.battery .cell.hot{background:linear-gradient(180deg,rgba(251,146,60,.9),rgba(220,38,38,1));animation:hotGlow 1s infinite alternate}
@keyframes cellGlow{from{opacity:.5}to{opacity:1;box-shadow:0 0 12px rgba(59,130,246,.8)}}
@keyframes hotGlow{from{opacity:.7;box-shadow:0 0 10px rgba(220,38,38,.6)}to{opacity:1;box-shadow:0 0 30px rgba(220,38,38,1)}}
.tv-scan{position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,#7dd3fc,transparent);animation:scan 4s linear infinite;z-index:3}
@keyframes scan{0%{top:0}100%{top:100%}}

.tech-text h3{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(28px,3.4vw,46px);font-weight:700;line-height:1.15;letter-spacing:-.025em;color:var(--ink);margin-bottom:28px}
.tech-text p{color:var(--mute);font-size:16px;margin-bottom:14px}
.tech-text .highlight{color:var(--ink);font-weight:600;background:linear-gradient(120deg,rgba(14,165,233,.15) 0%,rgba(14,165,233,.15) 100%) no-repeat;background-size:100% 30%;background-position:0 90%;padding:0 4px}

/* horizontal process pin */
.process-pin{position:relative;height:100vh;overflow:hidden;border-radius:24px;background:var(--ink);padding:60px 0}
.process-track{display:flex;gap:30px;padding:0 60px;align-items:center;height:100%;will-change:transform;width:max-content}
.process-step{width:380px;flex-shrink:0;padding:50px 40px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:24px;color:#fff;position:relative;height:auto;min-height:380px;backdrop-filter:blur(20px)}
.step-num{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:80px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1;letter-spacing:-.04em;margin-bottom:40px}
.process-step h4{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:32px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:-.02em}
.process-step p{color:rgba(255,255,255,.6);font-size:15px;line-height:1.7}
.step-line{position:absolute;left:40px;right:40px;bottom:40px;height:1px;background:linear-gradient(90deg,var(--brand-2),transparent)}

/* ============ MEDIA & NEWS ============ */
.media{background:var(--bg-2)}
.media-row{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:start}
.media-video{position:relative}
.video-frame{position:relative;aspect-ratio:16/9;border-radius:20px;overflow:hidden;background:#0a0d18;box-shadow:0 30px 60px -20px rgba(10,13,24,.35),0 0 0 1px rgba(10,13,24,.04)}
.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0;display:block}
.video-cap{display:flex;align-items:center;gap:12px;margin-top:18px;font-size:15px;font-weight:600;color:var(--ink);letter-spacing:-.01em}
.vc-tag{font-family:'Pretendard',sans-serif;font-size:10px;letter-spacing:.25em;color:#dc2626;font-weight:700;padding:5px 11px;border:1px solid rgba(220,38,38,.3);border-radius:999px;background:rgba(220,38,38,.06)}
.media-news{background:#fff;border:1px solid var(--line);border-radius:24px;padding:40px 36px;box-shadow:var(--shadow-sm)}
.news-head{padding-bottom:24px;margin-bottom:8px;border-bottom:1px solid var(--line)}
.news-eyebrow{display:inline-block;font-family:'Pretendard',sans-serif;font-size:11px;letter-spacing:.3em;color:var(--brand);font-weight:600;margin-bottom:14px}
.news-head h3{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.25;letter-spacing:-.025em;color:var(--ink);margin-bottom:14px}
.news-head p{color:var(--mute);font-size:14px;line-height:1.65;margin:0}
.news-list{list-style:none;margin:0;padding:8px 0 0;display:flex;flex-direction:column}
.news-list li{display:grid;grid-template-columns:42px 1fr;align-items:center;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.news-list li:last-child{border-bottom:none}
.nl-num{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:18px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.02em;line-height:1}
.nl-txt{font-size:15px;color:var(--ink-2);line-height:1.5;letter-spacing:-.01em}
.nl-txt strong{color:#dc2626;font-weight:700}

/* ============ PRICING ============ */
.pricing{background:var(--bg);padding-top:160px;padding-bottom:160px}
.sec-sub{margin-top:18px;color:var(--mute);font-size:16px;max-width:640px;font-weight:400}
.pricing-grid{margin-top:80px;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.price-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:24px;padding:40px 32px 36px;display:flex;flex-direction:column;gap:22px;box-shadow:var(--shadow-sm);transition:transform .4s cubic-bezier(.4,0,.2,1),box-shadow .4s,border-color .4s}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--brand-2)}
.price-card.featured{border:2px solid var(--brand);box-shadow:0 30px 60px -20px rgba(29,78,216,.25);transform:translateY(-12px)}
.price-card.featured:hover{transform:translateY(-18px)}
.pc-flag{position:absolute;top:-14px;left:32px;background:var(--grad);color:#fff;font-size:11px;font-weight:700;letter-spacing:.2em;padding:6px 14px;border-radius:999px;font-family:'Pretendard',sans-serif}
.pc-head{display:flex;flex-direction:column;gap:10px;padding-bottom:22px;border-bottom:1px solid var(--line)}
.pc-tag{font-family:'Pretendard',sans-serif;font-size:11px;letter-spacing:.3em;color:var(--brand);font-weight:600}
.pc-name{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:24px;font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1.2}
.pc-desc{color:var(--mute);font-size:13px;line-height:1.55;margin:0}
.pc-price{display:flex;align-items:baseline;gap:6px;font-family:'GmarketSansBold','Pretendard',sans-serif}
.pc-price .price-amount{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(36px,4.4vw,52px);font-weight:800;color:var(--ink);background:none;-webkit-background-clip:initial;background-clip:initial;line-height:1;letter-spacing:-.03em;font-style:normal;padding:0;margin:0}
.price-card.featured .pc-price .price-amount{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.pc-price .price-unit{font-size:15px;color:var(--mute);font-weight:600;letter-spacing:-.01em}
.pc-note{font-size:12px;color:var(--soft);letter-spacing:.04em;margin:-12px 0 0}
.pc-list{display:flex;flex-direction:column;gap:10px;margin:0;padding:0;list-style:none}
.pc-list li{font-size:14px;color:var(--ink-2);padding-left:22px;position:relative;line-height:1.5}
.pc-list li::before{content:"";position:absolute;left:0;top:8px;width:12px;height:6px;border-left:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(-45deg)}
.pc-options{display:flex;flex-direction:column;gap:0;margin:0;padding:0;list-style:none}
.pc-options li{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px dashed var(--line);font-size:14px}
.pc-options li:last-child{border-bottom:none}
.po-name{color:var(--ink-2);font-weight:500}
.po-cost{font-family:'GmarketSansBold','Pretendard',sans-serif;color:var(--ink);font-weight:800;letter-spacing:-.01em}
.pc-cta{margin-top:auto;display:inline-flex;align-items:center;justify-content:center;padding:14px 22px;border-radius:999px;background:var(--bg);color:var(--ink);font-weight:600;font-size:14px;letter-spacing:-.01em;transition:background .3s,color .3s;border:1px solid var(--line-2)}
.pc-cta:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.price-card.featured .pc-cta{background:var(--ink);color:#fff;border-color:var(--ink)}
.price-card.featured .pc-cta:hover{background:var(--brand);border-color:var(--brand)}

/* ============ CERT ============ */
.cert{background:var(--bg-2)}
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cert-grid-3{grid-template-columns:repeat(3,1fr);max-width:1080px;margin:0 auto}
.cert-card{position:relative;display:flex;flex-direction:column;align-items:stretch;gap:14px;padding:28px 26px 26px;border-radius:20px;background:#fff;border:1px solid var(--line);color:var(--ink);box-shadow:var(--shadow-sm);transition:transform .4s cubic-bezier(.4,0,.2,1),box-shadow .4s,border-color .4s;overflow:hidden;text-decoration:none}
.cert-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--brand-2)}
.cert-card::after{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .5s cubic-bezier(.7,0,.2,1)}
.cert-card:hover::after{transform:scaleX(1)}
.cc-paper{position:relative;height:170px;border-radius:12px;background:linear-gradient(180deg,#fafaf7 0%,#f3efe6 100%);border:1px solid var(--line);overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px}
.cc-paper::before{content:"";position:absolute;top:0;left:0;right:0;height:18px;background:linear-gradient(180deg,rgba(10,13,24,.06),transparent)}
.cc-paper::after{content:"";position:absolute;bottom:14px;left:14px;right:14px;height:1px;background:repeating-linear-gradient(90deg,var(--line-2) 0 6px,transparent 6px 12px)}
.cc-paper-lines{position:absolute;top:32px;left:14px;right:14px;height:50px;background:repeating-linear-gradient(180deg,transparent 0 8px,var(--line) 8px 9px);opacity:.55}
.cc-stamp{position:relative;display:inline-flex;align-items:center;justify-content:center;width:80px;height:80px;border-radius:50%;border:2px solid #b91c1c;color:#b91c1c;font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:18px;font-weight:800;letter-spacing:.05em;background:radial-gradient(circle,rgba(185,28,28,.06) 0%,rgba(185,28,28,0) 70%);transform:rotate(-8deg);box-shadow:inset 0 0 0 1px rgba(185,28,28,.25)}
.cc-stamp-sub{position:relative;font-family:'Pretendard',sans-serif;font-size:9px;color:#b91c1c;letter-spacing:.25em;font-weight:600;transform:rotate(-8deg);opacity:.85}
.cc-tag{font-family:'Pretendard',sans-serif;font-size:11px;letter-spacing:.25em;color:var(--brand);font-weight:600;margin-top:4px}
.cc-title{font-family:'GmarketSansBold','Pretendard',sans-serif;font-weight:800;font-size:18px;line-height:1.35;letter-spacing:-.015em;color:var(--ink)}
.cc-meta{font-family:'Pretendard',sans-serif;font-size:12px;color:var(--mute);letter-spacing:.04em;font-weight:600}
.cc-action{display:inline-flex;align-items:center;gap:8px;margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--brand);font-weight:600;letter-spacing:-.01em}
.cert-card:hover .cc-action{color:var(--accent)}
.cc-action svg{flex-shrink:0}

/* ============ SUPPORT ============ */
.support{background:var(--bg)}
.support-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:120px}
.support-card{position:relative;padding:42px 32px 36px;background:#fff;border:1px solid var(--line);border-radius:22px;transition:transform .4s,box-shadow .4s,border-color .4s;overflow:hidden}
.support-card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:var(--brand-2)}
.support-card::after{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .5s cubic-bezier(.7,0,.2,1)}
.support-card:hover::after{transform:scaleX(1)}
.sc-num{font-family:'Pretendard',sans-serif;font-size:11px;color:var(--mute);letter-spacing:.25em;margin-bottom:24px}
.sc-icn{width:64px;height:64px;border-radius:16px;background:var(--bg);display:flex;align-items:center;justify-content:center;color:var(--ink);margin-bottom:24px;transition:background .4s,color .4s}
.support-card:hover .sc-icn{background:var(--grad-2);color:#fff}
.support-card h4{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:24px;font-weight:700;color:var(--ink);margin-bottom:14px;letter-spacing:-.015em}
.support-card p{color:var(--mute);font-size:14px;line-height:1.7;margin-bottom:28px}
.sc-more{color:var(--brand);font-weight:600;font-size:13px;letter-spacing:.05em;display:inline-flex;align-items:center;gap:8px;font-family:'Pretendard',sans-serif}

.faq-wrap{max-width:980px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;margin-bottom:14px;overflow:hidden;transition:border-color .3s,box-shadow .3s}
.faq-item.open{border-color:var(--brand);box-shadow:var(--shadow-sm)}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:26px 30px;font-weight:600;font-size:17px;color:var(--ink);font-family:'GmarketSansBold','Pretendard',sans-serif;letter-spacing:-.01em}
.q-mark{color:var(--brand);font-family:'GmarketSansBold','Pretendard',sans-serif;font-weight:800;margin-right:14px}
.toggle{width:32px;height:32px;border-radius:50%;border:1px solid var(--line-2);position:relative;transition:.3s;flex-shrink:0}
.toggle::before,.toggle::after{content:"";position:absolute;left:50%;top:50%;background:var(--ink);transition:.3s}
.toggle::before{width:12px;height:1.5px;transform:translate(-50%,-50%)}
.toggle::after{width:1.5px;height:12px;transform:translate(-50%,-50%)}
.faq-item.open .toggle{background:var(--ink);border-color:var(--ink)}
.faq-item.open .toggle::before{background:#fff}
.faq-item.open .toggle::after{opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s;padding:0 30px;color:var(--mute);font-size:15px;line-height:1.7}
.faq-item.open .faq-a{max-height:300px;padding:0 30px 28px}
.faq-a strong{color:var(--ink)}

/* ============ INQUIRY ============ */
.inquiry{background:var(--bg-2);position:relative;overflow:hidden}
.inq-orb{position:absolute;bottom:-300px;right:-200px;width:700px;height:700px;border-radius:50%;background:radial-gradient(circle,rgba(14,165,233,.18),transparent 60%);filter:blur(60px);pointer-events:none}
.tabs{display:flex;gap:10px;justify-content:center;margin-bottom:50px;flex-wrap:wrap}
.tab{padding:16px 30px;border-radius:999px;background:#fff;border:1px solid var(--line-2);color:var(--ink-2);font-weight:500;font-size:14px;letter-spacing:-.01em;transition:.3s;font-family:'Pretendard','Noto Sans KR',sans-serif}
.tab.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.tab:not(.active):hover{border-color:var(--ink);color:var(--ink)}
.form-card{max-width:980px;margin:0 auto;padding:60px;background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);position:relative;z-index:1}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}
.form-row.full{grid-template-columns:1fr}
.field label{display:block;font-size:12px;font-weight:600;color:var(--ink);margin-bottom:10px;letter-spacing:.05em;font-family:'Pretendard',sans-serif;text-transform:uppercase}
.req{color:var(--danger);margin-left:4px}
.field input,.field select,.field textarea{width:100%;padding:16px 18px;background:var(--bg);border:1px solid transparent;border-radius:12px;color:var(--ink);font-size:15px;font-family:inherit;transition:.25s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--ink);background:#fff;box-shadow:0 0 0 4px rgba(10,13,24,.06)}
.field textarea{min-height:160px;resize:vertical}
.agree{display:flex;align-items:center;gap:12px;margin:20px 0 28px;color:var(--mute);font-size:13px}
.agree input{width:18px;height:18px;accent-color:var(--ink)}
.agree a{color:var(--brand);text-decoration:underline}
.form-submit{display:flex;justify-content:center;gap:14px}
.form-submit .btn{width:220px;justify-content:center}

/* ============ FOOTER ============ */
footer{background:var(--ink);color:rgba(255,255,255,.65);padding:120px 0 40px;position:relative;overflow:hidden}
.foot-mega{margin-bottom:100px;padding-bottom:80px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-h{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:clamp(40px,7vw,108px);font-weight:800;color:#fff;line-height:1;letter-spacing:-.035em}
.foot-h em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:50px;margin-bottom:80px}
.foot-brand .logo .logo-text{color:#fff}
.foot-brand .logo-mark{background:#fff}
.foot-brand .logo-mark::after{background:var(--grad)}
.foot-brand p{color:rgba(255,255,255,.55);font-size:14px;line-height:1.7;margin-bottom:8px}
.foot-brand .logo{margin-bottom:24px}
.foot-brand .info{color:rgba(255,255,255,.45);font-size:12px;font-family:'Pretendard',sans-serif}
.foot-col h5{font-family:'Pretendard',sans-serif;font-size:11px;letter-spacing:.3em;color:#fff;font-weight:600;margin-bottom:22px}
.foot-col li{margin-bottom:12px}
.foot-col a{color:rgba(255,255,255,.5);font-size:14px;transition:color .3s,padding-left .3s}
.foot-col a:hover{color:#fff;padding-left:6px}
.foot-bot{border-top:1px solid rgba(255,255,255,.08);padding-top:30px;display:flex;justify-content:space-between;align-items:center;color:rgba(255,255,255,.4);font-size:12px;flex-wrap:wrap;gap:14px;font-family:'Pretendard',sans-serif}
.badges{display:flex;gap:8px}
.badge{padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);color:rgba(255,255,255,.7);font-size:10px;font-weight:600;letter-spacing:.2em}

/* ============ FLOAT BTN ============ */
.float-btn{position:fixed;right:30px;bottom:30px;width:64px;height:64px;border-radius:50%;background:var(--ink);display:flex;align-items:center;justify-content:center;box-shadow:0 14px 30px rgba(10,13,24,.3);z-index:60;color:#fff;transition:.3s}
.float-btn::before{content:"";position:absolute;inset:0;border-radius:50%;background:var(--grad);opacity:0;transition:opacity .4s}
.float-btn:hover::before{opacity:1}
.float-btn svg{position:relative;z-index:1}

/* ============ REVEAL STATES (initial hidden) ============ */
.reveal-up{opacity:0;transform:translateY(60px)}
.reveal-fade{opacity:0}

/* ============ MODAL ============ */
.modal{position:fixed;inset:0;z-index:9500;display:none;align-items:center;justify-content:center;padding:24px}
.modal.open{display:flex}
.modal-backdrop{position:absolute;inset:0;background:rgba(10,13,24,.55);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);opacity:0;cursor:pointer}
.modal-panel{position:relative;width:100%;max-width:680px;max-height:88vh;background:#fff;border-radius:22px;box-shadow:0 40px 80px rgba(10,13,24,.4);display:flex;flex-direction:column;overflow:hidden;opacity:0;transform:translateY(30px) scale(.96)}
.modal-close{position:absolute;top:18px;right:18px;width:38px;height:38px;border-radius:50%;background:#f1f3f7;color:var(--ink);font-size:22px;line-height:1;display:flex;align-items:center;justify-content:center;z-index:2;transition:background .2s,transform .2s}
.modal-close:hover{background:var(--ink);color:#fff;transform:rotate(90deg)}
.modal-head{padding:38px 40px 18px;border-bottom:1px solid var(--line)}
.modal-eyebrow{font-family:'Pretendard',sans-serif;font-size:11px;letter-spacing:.3em;color:var(--brand);font-weight:600;margin-bottom:10px;text-transform:uppercase}
.modal-head h3{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:26px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.modal-body{padding:24px 40px;overflow-y:auto;flex:1;color:var(--ink-2);font-size:14px;line-height:1.75}
.modal-body h4{font-family:'GmarketSansBold','Pretendard',sans-serif;font-size:15px;font-weight:700;color:var(--ink);margin:22px 0 10px;letter-spacing:-.01em}
.modal-body h4:first-child{margin-top:0}
.modal-body p{margin:0 0 8px}
.modal-body ul{margin:0 0 10px 18px}
.modal-body li{margin-bottom:6px}
.modal-body b{color:var(--ink);font-weight:700}
.modal-body::-webkit-scrollbar{width:6px}
.modal-body::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:6px}
.modal-foot{padding:18px 40px 30px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:10px}
.modal-foot .btn{padding:13px 28px;font-size:14px}
body.modal-open{overflow:hidden}

/* ============ TOAST ============ */
.toast{position:fixed;top:30px;left:50%;transform:translate(-50%,-30px);z-index:9700;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 40px rgba(10,13,24,.18);display:flex;align-items:center;gap:14px;padding:14px 22px 14px 16px;min-width:280px;opacity:0;visibility:hidden;transition:opacity .35s cubic-bezier(.4,0,.2,1),transform .35s cubic-bezier(.4,0,.2,1),visibility .35s}
.toast.show{opacity:1;visibility:visible;transform:translate(-50%,0)}
.toast-icon{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#10b981,#059669);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.toast.error .toast-icon{background:linear-gradient(135deg,#ef4444,#b91c1c)}
.toast.error .toast-icon svg{display:none}
.toast.error .toast-icon::before{content:"!";font-family:'GmarketSansBold','Pretendard',sans-serif;font-weight:800;font-size:20px}
.toast-title{font-family:'GmarketSansBold','Pretendard',sans-serif;font-weight:700;font-size:15px;color:var(--ink);margin-bottom:2px}
.toast-msg{font-size:12px;color:var(--mute)}

/* form busy state */
.form-card.busy{pointer-events:none;opacity:.7;transition:opacity .25s}
.btn-primary.loading{position:relative;color:transparent !important}
.btn-primary.loading::after{content:"";position:absolute;left:50%;top:50%;width:18px;height:18px;border-radius:50%;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;transform:translate(-50%,-50%);animation:spin .8s linear infinite;z-index:3}
@keyframes spin{to{transform:translate(-50%,-50%) rotate(360deg)}}

/* ============ RESPONSIVE ============ */
@media(max-width:1100px){
  .hero-inner,.about-row,.ceo-grid,.product-row,.tech-grid,.media-row{grid-template-columns:1fr;gap:50px}
  .danger-grid,.mission-grid,.cert-grid{grid-template-columns:repeat(2,1fr)}
  .support-grid{grid-template-columns:1fr}
  .sticky-visual{position:relative;top:0}
  .product-visual{height:520px}
}
@media(max-width:900px){
  nav.gnb{display:none}
  .hamburger{display:flex}
  .hero-stats{gap:24px;flex-wrap:wrap}
  .stat .stat-num{font-size:30px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .form-card{padding:36px 24px}
  .form-row{grid-template-columns:1fr}
  section{padding:90px 0}
  .pricing-grid{grid-template-columns:1fr;gap:20px;margin-top:48px}
  .price-card.featured{transform:none}
  .price-card.featured:hover{transform:translateY(-6px)}
  .cert-grid,.cert-grid-3{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  .container{padding:0 20px}
  .danger-grid,.mission-grid,.cert-grid,.cert-grid-3,.foot-grid{grid-template-columns:1fr}
  .pricing{padding-top:90px;padding-bottom:90px}
  .price-card{padding:32px 24px}
  .pc-name{font-size:20px}
  .hero{min-height:auto;padding:110px 0 60px}
  .hero-inner{gap:36px}
  .hero-title{font-size:44px}
  .hero-lead{font-size:15px}
  .hero-visual{height:420px}
  .hero-stats{gap:20px;padding-top:20px}
  .stat .stat-num{font-size:26px}
  .stat .stat-label{font-size:10px;letter-spacing:.15em}
  .big-title{font-size:clamp(34px,9vw,56px)}
  .vq-text{font-size:28px;line-height:1.2}
  .foot-h{font-size:38px}
  .foot-mega{margin-bottom:60px;padding-bottom:50px}
  .ext-spec{display:none}
  .product-visual{height:440px}
  .product-slider{width:72%;max-width:320px}
  .ps-nav{width:36px;height:36px}
  .demo-gallery{grid-template-columns:repeat(2,1fr);gap:18px;margin-top:60px}
  .demo-item figcaption{gap:8px}      /* 모바일: 칩~텍스트 간격 10→8 축소 */
  /* 모바일 카드 재배치: 4,2,1,3 순으로 노출 */
  .demo-item:nth-child(1){order:3}
  .demo-item:nth-child(2){order:2}
  .demo-item:nth-child(3){order:4}
  .demo-item--mobile{display:block;order:1}
  /* 재배치에 맞춰 번호 위→아래 01,02,03,04 순차로 재표기 */
  .demo-item:nth-child(1) .dg-num,
  .demo-item:nth-child(3) .dg-num,
  .demo-item--mobile .dg-num{font-size:0}
  .demo-item:nth-child(1) .dg-num::after{content:"03";font-size:11px}
  .demo-item:nth-child(3) .dg-num::after{content:"04";font-size:11px}
  .demo-item--mobile .dg-num::after{content:"01";font-size:11px}
  .header-row{height:64px}
  header.site .submenu{display:none}
  .hamburger{display:none}            /* no mobile menu implementation — hide */
  .cta-mini{padding:10px 16px;font-size:13px;gap:0}
  .cta-mini svg{display:none}         /* 모바일: 화살표 아이콘 숨김, 텍스트만 */
  .topbar .since{font-size:11px;letter-spacing:.1em}
  .marquee-track{font-size:32px;gap:32px}
  .form-card{padding:28px 18px;border-radius:18px}
  .field input,.field select,.field textarea{padding:13px 14px;font-size:14px}
  .btn{padding:14px 22px;font-size:14px}
  .feature-row{grid-template-columns:48px 1fr;gap:18px}
  .fr-num{font-size:26px}
  .process-pin{height:auto;padding:40px 0}
  .process-track{flex-direction:column;width:100%;padding:0 20px;gap:18px}
  .process-step{width:100%;min-height:auto;padding:32px 24px}
  .step-num{font-size:54px;margin-bottom:24px}
  .process-step h4{font-size:24px}
  .ceo-card{aspect-ratio:auto;height:auto;min-height:260px;padding:36px 28px}
  .ceo-brand{top:24px;right:24px;left:28px;gap:9px}
  .ceo-brand .logo-text{font-size:20px}
  .ceo-name{font-size:32px}
  .vision-quote{padding:50px 24px}
  .danger-card,.support-card,.mission-card{padding:30px 24px}
  .cert-grid{gap:18px}
  .float-btn{right:16px;bottom:16px;width:54px;height:54px}
  section{padding:70px 0}
  .sec-head{margin-bottom:50px}
  .modal{padding:14px}
  .modal-head{padding:32px 24px 14px}
  .modal-head h3{font-size:22px}
  .modal-body{padding:18px 24px;font-size:13px}
  .modal-foot{padding:14px 24px 22px}
  .modal-close{top:14px;right:14px;width:34px;height:34px}
  .toast{min-width:auto;width:calc(100vw - 28px);padding:12px 16px 12px 14px;top:16px}
  /* 모바일: CTA 버튼 한 줄에 하나씩 + 가로폭 통일(꽉 채움) — 2줄 깨짐 방지 */
  .hero-cta{flex-direction:column;align-items:stretch;flex-wrap:nowrap;gap:12px}
  .hero-cta .btn{width:100%;justify-content:center}
  /* 모바일: [자세히]·[이용약관]을 '동의합니다' 아래 줄로 */
  .agree{align-items:flex-start}
  .agree-links{display:block;margin-top:5px}
  .media-row{gap:36px}
  .media-news{padding:30px 22px}
  .news-list li{grid-template-columns:34px 1fr;gap:10px;padding:14px 0}
  .nl-num{font-size:16px}
  .nl-txt{font-size:14px}
  .video-cap{font-size:14px}
}
@media(max-width:400px){
  .step-line{display:none}          /* 400px 이하: 프로세스 카드 하단 라인 제거 */
}
@media(max-width:380px){
  .container{padding:0 16px}
  .hero{padding:96px 0 50px}
  .hero-title{font-size:38px}
  .hero-eyebrow{font-size:10px;letter-spacing:.18em;padding:6px 12px}
  .big-title{font-size:clamp(30px,10vw,46px)}
  .vq-text{font-size:23px;line-height:1.25}
  .foot-h{font-size:32px}
  .cta-mini{padding:9px 13px;font-size:12px}     /* 320px: 텍스트 유지, 더 컴팩트 */
  .topbar .right{display:none}
  .topbar .since{font-size:10px}
  .marquee-track{font-size:26px;gap:24px}
  .hero-stats{gap:14px}
  .stat .stat-num{font-size:22px}
  .logo-text{font-size:18px}
  .logo-mark{width:32px;height:32px}
  .header-row{height:58px}
  .form-card{padding:22px 14px}
  .tab{padding:12px 18px;font-size:13px}
  .form-submit{flex-direction:column;width:100%}
  .form-submit .btn{width:100%;justify-content:center}
  .btn{padding:13px 20px;font-size:13px}
  .product-slider{width:80%;max-width:260px}
  .ps-nav{width:32px;height:32px}
  .demo-gallery{grid-template-columns:1fr;gap:14px;margin-top:48px}
  .hero-visual{height:360px}
  .product-visual{height:380px}
  .process-step{padding:26px 20px}
  .step-num{font-size:46px;margin-bottom:18px}
  .process-step h4{font-size:20px}
  .ceo-card{padding:30px 22px}
  .ceo-letter p{font-size:15px}
  .about-img{aspect-ratio:1/1}
  .about-text h3,.product-text h3,.tech-text h3{font-size:24px}
  .sec-head{margin-bottom:40px}
  section{padding:60px 0}
  /* 320px: 2줄 줄바꿈 가독성·간격 보정 */
  .big-title{font-size:clamp(26px,9vw,40px);line-height:1.12}
  .line{padding:.08em 0}
  .ceo-meta{left:24px;right:20px;bottom:28px}
  .ceo-name{font-size:27px;line-height:1.22}      /* 320px: 슬로건 확실히 2줄 고정 */
  .media-news{padding:26px 18px;border-radius:18px}
  .news-head h3{font-size:21px;line-height:1.3}
  .news-head p{font-size:13px}
  .news-list li{grid-template-columns:28px 1fr;gap:9px;padding:13px 0}
  .nl-num{font-size:15px}
  .nl-txt{font-size:13px;line-height:1.55}
  .video-cap{font-size:13px;gap:9px}
  .vc-tag{letter-spacing:.18em;padding:4px 9px}
}