:root{
  --red:#e8281e;
  --red-dk:#c11f16;
  --black:#0a0a0c;
  --ink:#17171a;
  --gray:#5c5c63;
  --line:#e6e6e8;
  --bg:#f4f4f3;
  --font:'Pretendard Variable',Pretendard,-apple-system,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px}
.rd{color:var(--red)}
svg{fill:currentColor}

/* ── nav ── */
nav{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--black);border-bottom:1px solid rgba(255,255,255,.06)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.brand{color:#fff;font-weight:900;letter-spacing:.12em;font-size:17px;display:flex;align-items:flex-start;gap:3px}
.brand .bdot{width:6px;height:6px;border-radius:50%;background:var(--red);margin-top:3px}
.nav-links{display:flex;gap:26px;color:#d8d8dc;font-size:14.5px;font-weight:600}
.nav-links a:hover{color:#fff}
.nav-cta{background:var(--red);color:#fff;font-weight:700;font-size:14px;padding:10px 18px;border-radius:6px;white-space:nowrap}
.nav-cta:hover{background:var(--red-dk)}
.burger{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px;padding:6px}
.burger span{width:22px;height:2px;background:#fff}
.mmenu{position:fixed;inset:64px 0 0 0;z-index:99;background:rgba(10,10,12,.97);display:none;flex-direction:column;align-items:center;justify-content:center;gap:26px;font-size:19px;color:#e6e6ea;font-weight:600}
.mmenu.open{display:flex}
.mm-cta{color:var(--red);font-weight:800}
@media(max-width:1000px){.nav-links,.nav-cta{display:none}.burger{display:flex}}

/* ── hero ── */
.hero{background:var(--bg);padding:112px 0 56px}
.hero-grid{display:grid;grid-template-columns:minmax(340px,1fr) minmax(300px,1.05fr) 340px;gap:28px;align-items:center}
.hero-tag{font-size:15.5px;margin-bottom:14px}
.hero-copy h1{font-size:clamp(38px,4.6vw,60px);line-height:1.12;font-weight:900;letter-spacing:-.02em}
.hero-sub{margin:18px 0 20px;color:var(--gray);font-size:16px;font-weight:500}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.hero-chips li{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:100px;padding:8px 14px;font-size:12.5px;font-weight:600;line-height:1.3;color:#333}
.hero-chips svg{width:18px;height:18px;flex:none;color:var(--ink)}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px 16px;font-size:14px;font-weight:700}
.hero-badge svg{width:18px;height:18px;color:var(--red)}
.hero-cta-row{display:none;gap:10px;margin-top:20px}
.hero-visual img{width:100%}

/* lead form */
.lead-card{background:#fff;border-radius:14px;box-shadow:0 8px 40px rgba(0,0,0,.1);padding:26px 22px}
.lead-card h2{font-size:20px;font-weight:800;text-align:center}
.lc-sub{text-align:center;color:var(--gray);font-size:13px;margin:6px 0 16px}
.lead-card input,.lead-card textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px 14px;font-size:14.5px;font-family:var(--font);margin-bottom:10px;background:#fafafa}
.lead-card input:focus,.lead-card textarea:focus{outline:none;border-color:var(--red);background:#fff}
.lead-card input.err{border-color:var(--red);background:#fff5f5}
.lead-card textarea{resize:vertical}
.hp{position:absolute;left:-9999px;opacity:0;height:0;pointer-events:none}
.lc-agree{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--gray);margin:2px 0 12px;cursor:pointer}
.lc-agree input{width:auto;margin:0}
.btn-red{display:inline-block;background:var(--red);color:#fff;font-weight:800;font-size:16px;border:0;border-radius:8px;padding:14px 26px;cursor:pointer;text-align:center;transition:.2s}
.btn-red:hover{background:var(--red-dk)}
.btn-red.big{font-size:18px;padding:16px 38px}
.btn-line{display:inline-block;border:1.5px solid var(--ink);border-radius:8px;padding:14px 26px;font-weight:800;font-size:16px;text-align:center}
.lc-btn{width:100%}
.lc-lock{display:flex;align-items:center;justify-content:center;gap:6px;font-size:12px;color:#9a9aa1;margin-top:12px}
.lc-lock svg{width:13px;height:13px}
.lc-nav{display:flex;align-items:center;justify-content:center;gap:10px;font-size:12.5px;margin-top:10px;padding-top:12px;border-top:1px solid var(--line)}
.lc-nav a{color:var(--gray);font-weight:600}
.lc-nav a:hover{color:var(--red)}
.lc-nav span{color:#c9c9cd}

/* ── usp ── */
.usp{background:var(--black);color:#fff;padding:64px 0}
.usp-grid{display:grid;grid-template-columns:250px 1fr;gap:40px;align-items:center}
.sec-tag{font-size:14px;font-weight:700;margin-bottom:10px}
.usp-head h2{font-size:29px;font-weight:900;line-height:1.3}
.usp-items{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}
.usp-items li{display:flex;flex-direction:column;align-items:center;text-align:center;gap:9px;padding:10px 6px;border-left:1px solid rgba(255,255,255,.12)}
.usp-items li:first-child{border-left:0}
.usp-items svg{width:34px;height:34px;color:#fff}
.usp-items b{font-size:14.5px}
.usp-items span{font-size:11.5px;color:#b9b9c2;line-height:1.5}

/* ── devices cut ── */
.devices-cut{background:#fff;padding:56px 0 8px}
.devices-cut img{max-width:820px;margin:0 auto}

/* ── impact ── */
.impact{background:var(--black);color:#fff;padding:72px 0;text-align:center;margin-top:48px}
.imp-no,.imp-yes{font-size:clamp(52px,8vw,96px);font-weight:900;letter-spacing:-.02em;font-style:italic;line-height:1.05}
.imp-x{display:flex;justify-content:center;gap:34px;margin:26px 0 8px;font-size:clamp(18px,2.6vw,27px);font-weight:800;flex-wrap:wrap}
.imp-x svg{width:26px;height:26px;color:var(--red);vertical-align:-5px;margin-right:8px}
.imp-arrow{color:var(--red);font-size:30px;margin:26px 0}
.imp-o{display:flex;justify-content:center;gap:14px;margin-top:30px;flex-wrap:wrap}
.imp-o li{display:flex;align-items:center;gap:9px;border:1.5px solid rgba(255,255,255,.35);border-radius:100px;padding:12px 22px;font-size:16px;font-weight:700}
.imp-o svg{width:21px;height:21px;color:var(--red)}

/* ── process ── */
.process{padding:76px 0}
.proc-head{margin-bottom:40px}
.proc-head h2{font-size:29px;font-weight:900}
.proc-sub{color:var(--gray);margin-top:8px}
.proc-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;counter-reset:step}
.proc-steps li{position:relative;text-align:center;display:flex;flex-direction:column;gap:8px;padding:22px 10px;border:1px solid var(--line);border-radius:12px}
.pnum{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;margin:0 auto;background:var(--red);color:#fff;border-radius:50%;font-size:13px;font-weight:800}
.proc-steps b{font-size:15.5px}
.proc-steps li>span:last-child{font-size:12.5px;color:var(--gray);line-height:1.55}

/* ── trust ── */
.trust{background:var(--bg);padding:70px 0}
.trust-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:26px}
.review-card,.stats-card{background:#fff;border-radius:14px;padding:30px 28px;box-shadow:0 2px 16px rgba(0,0,0,.05)}
.review-card h3,.stats-card h3{font-size:21px;font-weight:800;margin-bottom:18px}
blockquote{background:#f7f7f6;border-radius:10px;padding:24px;color:#444;font-size:15px}
blockquote footer{margin-top:14px;font-weight:700;color:var(--ink)}
.stat-tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.stat-tiles li{border:1px solid var(--line);border-radius:10px;padding:18px 8px;text-align:center;display:flex;flex-direction:column;gap:4px}
.stat-tiles b{font-size:23px;font-weight:900}
.stat-tiles span{font-size:13px;font-weight:700}
.stat-tiles em{font-style:normal;font-size:11.5px;color:var(--gray)}

/* ── final cta ── */
.final-cta{background:var(--black);color:#fff;text-align:center;padding:64px 0}
.final-cta p:first-child{font-size:clamp(20px,3vw,27px);font-weight:800;line-height:1.5;margin-bottom:24px}
.cta-tel{margin-top:16px;color:#b9b9c2;font-size:14.5px}
.cta-tel a{color:#fff;font-weight:800}

/* ── footer ── */
.foot{background:#060608;color:#8a8a92;font-size:12.5px;padding:26px 0}
.foot .wrap{display:flex;flex-wrap:wrap;gap:8px 22px;justify-content:center}

/* ── responsive ── */
@media(max-width:1100px){
  .hero-grid{grid-template-columns:1fr 1fr}
  .hero-visual{order:3;grid-column:1/-1}
  .usp-items{grid-template-columns:repeat(3,1fr);gap:18px 8px}
  .usp-items li:nth-child(4){border-left:0}
  .usp-grid{grid-template-columns:1fr}
}
@media(max-width:760px){
  .hero{padding-top:96px}
  .hero-grid{grid-template-columns:1fr}
  .hero-copy{text-align:center}
  .hero-copy h1{font-size:clamp(40px,11vw,52px)}
  .hero-chips{justify-content:center}
  .hero-chips li{flex:1 1 40%;justify-content:center}
  .hero-cta-row{display:flex;flex-direction:column}
  .hero-visual{order:2}
  .lead-card-wrap{order:4}
  .proc-steps{grid-template-columns:1fr 1fr}
  .proc-steps li:last-child{grid-column:1/-1}
  .trust-grid{grid-template-columns:1fr}
  .stat-tiles{grid-template-columns:1fr 1fr}
  .usp-items{grid-template-columns:1fr 1fr;gap:20px 6px}
  .usp-items li{border-left:0}
  .imp-x{flex-direction:column;gap:14px;align-items:center}
}