:root{
  --primary:#FF5A36; --primary-dark:#E84418;
  --accent:#1A1A2E;
  --bg:#FAFAFA; --card:#FFFFFF;
  --text:#111111; --muted:#666666; --line:#E8E8E8;
  --max:#1A1A2E; --max-gold:#D4AF37;
  --plat:#6E7B8B; --basic:#B8B8B8;
  --kakao:#FEE500;
  --success:#00C853;
  --shadow-sm:0 2px 8px rgba(0,0,0,.06);
  --shadow-md:0 8px 24px rgba(0,0,0,.08);
  --shadow-lg:0 20px 48px rgba(0,0,0,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{font-family:'Pretendard',sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;line-height:1.5}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:1180px;margin:0 auto;padding:0 24px}

/* NAV */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:1180px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:32px}
.logo{font-weight:900;font-size:24px;letter-spacing:-.02em}
.logo span{color:var(--primary)}
.nav-links{display:flex;gap:24px;flex:1}
.nav-links a{font-weight:600;font-size:14px;color:#333;transition:color .15s}
.nav-links a:hover{color:var(--primary)}
.btn-ghost{padding:8px 16px;border:1px solid var(--line);border-radius:8px;font-weight:600;font-size:14px;background:#fff}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}

/* HERO */
.hero{padding:80px 0 100px;background:linear-gradient(180deg,#fff 0%,var(--bg) 100%);overflow:hidden}
.hero-inner{max-width:1180px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center}
.badge-pre{display:inline-block;padding:6px 14px;background:#FFF1ED;color:var(--primary);font-size:13px;font-weight:700;border-radius:999px;margin-bottom:20px}
.hero h1{font-size:56px;font-weight:900;letter-spacing:-.03em;line-height:1.15}
.hero .hl{color:var(--primary)}
.lead{margin-top:20px;font-size:18px;color:#444;line-height:1.6}
.lead b{color:var(--accent)}
.hero-cta{margin-top:32px;display:flex;gap:12px;flex-wrap:wrap}
.btn-primary{padding:14px 28px;background:var(--primary);color:#fff;border-radius:10px;font-weight:700;font-size:16px;transition:transform .15s,box-shadow .15s}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-primary.full{width:100%}
.btn-secondary{padding:14px 28px;background:var(--accent);color:#fff;border-radius:10px;font-weight:700;font-size:16px}
.btn-secondary:hover{opacity:.9}
.btn-outline{padding:12px 24px;border:1.5px solid var(--accent);color:var(--accent);border-radius:10px;font-weight:700;background:#fff}
.btn-outline:hover{background:var(--accent);color:#fff}
.hero-stats{margin-top:40px;display:flex;gap:32px}
.hero-stats div{display:flex;flex-direction:column}
.hero-stats b{font-size:28px;font-weight:900;color:var(--accent)}
.hero-stats span{font-size:13px;color:var(--muted);margin-top:2px}

/* HERO VISUAL */
.hero-visual{position:relative;height:420px}
.float-card{position:absolute;background:#fff;border-radius:16px;padding:14px 18px;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:12px;min-width:280px;animation:floaty 6s ease-in-out infinite}
.float-card b{display:block;font-size:14px;font-weight:800}
.float-card span{font-size:12px;color:var(--muted)}
.float-card .avatar{width:44px;height:44px;border-radius:50%;color:#fff;font-weight:900;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.f1{top:20px;left:0;animation-delay:0s}
.f2{top:160px;right:0;animation-delay:1.5s}
.f3{bottom:20px;left:40px;animation-delay:3s}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.tier{margin-left:auto;font-size:10px;font-weight:900;padding:4px 8px;border-radius:6px;letter-spacing:.05em}
.tier.max{background:var(--max);color:var(--max-gold)}
.tier.plat{background:var(--plat);color:#fff}
.tier.basic{background:var(--basic);color:#fff}

/* CATEGORIES */
.cats{padding:50px 0 30px;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-title{font-size:32px;font-weight:900;letter-spacing:-.02em}
.sec-head{text-align:center;margin-bottom:40px}
.sec-head .sec-title{margin-bottom:10px}
.sec-sub{color:var(--muted);font-size:15px}
.cat-row{margin-top:24px;display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.cat{padding:10px 20px;background:#F4F4F4;border-radius:999px;font-weight:600;font-size:14px;transition:all .15s}
.cat:hover{background:#EAEAEA}
.cat.active{background:var(--accent);color:#fff}
.cat.hot{background:linear-gradient(135deg,#FF5A36,#FF9A6E);color:#fff}

/* INFLUENCERS */
.influencers{padding:80px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin-top:30px}
.card{background:#fff;border-radius:16px;padding:24px;box-shadow:var(--shadow-sm);border:1px solid var(--line);transition:transform .2s,box-shadow .2s;cursor:pointer;position:relative}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--primary)}
.card-head{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.card .avatar{width:56px;height:56px;border-radius:50%;color:#fff;font-weight:900;font-size:22px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.card-name{flex:1}
.card-name b{display:block;font-size:15px;font-weight:800;letter-spacing:-.01em}
.card-name span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.card .tier{position:absolute;top:18px;right:18px;margin:0}
.card-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.tag{padding:4px 10px;background:#F4F4F4;border-radius:6px;font-size:11px;font-weight:600;color:#555}
.metrics{display:grid;grid-template-columns:1fr 1fr;gap:10px;font-size:12px}
.metric{background:#FAFAFA;border-radius:8px;padding:8px 10px}
.metric-label{color:var(--muted);font-size:10px;font-weight:600;display:flex;justify-content:space-between}
.metric-val{font-weight:800;font-size:14px;color:var(--accent);margin-top:2px}
.bar{height:4px;background:#EAEAEA;border-radius:2px;margin-top:6px;overflow:hidden}
.bar-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--success));border-radius:2px}
.grid-foot{margin-top:40px;text-align:center}

/* FEES */
.fees{padding:80px 0;background:#fff;border-top:1px solid var(--line)}
.fee-cards{margin-top:40px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.fee-card{background:#fff;border-radius:20px;padding:36px 28px;border:1.5px solid var(--line);text-align:center;position:relative;transition:transform .2s}
.fee-card:hover{transform:translateY(-4px)}
.fee-card.popular{border-color:var(--primary);box-shadow:var(--shadow-md);transform:scale(1.03)}
.fee-tier{display:inline-block;padding:6px 14px;border-radius:999px;font-size:12px;font-weight:900;letter-spacing:.08em;margin-bottom:18px}
.fee-tier.basic{background:#F0F0F0;color:#555}
.fee-tier.plat{background:var(--plat);color:#fff}
.fee-tier.max{background:var(--max);color:var(--max-gold)}
.fee-rate{font-size:64px;font-weight:900;letter-spacing:-.04em;color:var(--accent)}
.fee-rate small{font-size:32px;color:var(--primary)}
.fee-card ul{list-style:none;margin-top:24px;text-align:left}
.fee-card li{padding:10px 0;border-bottom:1px dashed var(--line);font-size:14px;color:#444}
.fee-card li:last-child{border-bottom:0}
.fee-card li::before{content:"✓ ";color:var(--primary);font-weight:900}
.ribbon{position:absolute;top:-12px;right:24px;background:var(--primary);color:#fff;font-size:11px;font-weight:900;padding:6px 12px;border-radius:6px;letter-spacing:.05em}

/* HOW */
.how{padding:80px 0}
.steps{margin-top:40px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{background:#fff;border-radius:16px;padding:28px;border:1px solid var(--line)}
.step .num{font-size:14px;font-weight:900;color:var(--primary);letter-spacing:.05em;margin-bottom:12px}
.step h3{font-size:18px;font-weight:800;margin-bottom:8px}
.step p{font-size:14px;color:var(--muted)}

/* SIGNUP */
.signup{padding:80px 0;background:linear-gradient(135deg,var(--accent) 0%,#2E2E4F 100%);color:#fff}
.signup-inner{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.signup-text h2{font-size:36px;font-weight:900;letter-spacing:-.02em;line-height:1.25}
.signup-text p{margin-top:16px;color:#CCC;font-size:16px}
.signup-form{background:#fff;color:var(--text);border-radius:16px;padding:28px;display:flex;flex-direction:column;gap:12px;box-shadow:var(--shadow-lg)}
.role-toggle{display:flex;background:#F4F4F4;border-radius:10px;padding:4px;margin-bottom:8px}
.role{flex:1;padding:10px;font-weight:700;border-radius:8px;color:#666;font-size:14px}
.role.active{background:#fff;color:var(--accent);box-shadow:var(--shadow-sm)}
.signup-form input,.signup-form textarea{padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-family:inherit;font-size:14px;width:100%}
.signup-form input:focus,.signup-form textarea:focus{outline:none;border-color:var(--primary)}
.form-note{color:var(--muted);font-size:12px;text-align:center}

/* FOOTER */
footer{padding:40px 0;background:#0E0E1B;color:#999;font-size:14px}
.foot-inner{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
footer .logo{color:#fff;font-size:20px;margin-bottom:8px}
footer .muted{color:#666;font-size:12px;margin-top:4px}
footer a{color:var(--primary)}
.foot-meta p{margin:2px 0}

/* KAKAO FLOATING */
.kakao-float{position:fixed;right:24px;bottom:24px;width:60px;height:60px;border-radius:50%;background:var(--kakao);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);z-index:90;transition:transform .15s}
.kakao-float:hover{transform:scale(1.08)}
.kakao-float .tip{position:absolute;right:72px;background:#333;color:#fff;font-size:13px;font-weight:600;padding:6px 12px;border-radius:8px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .15s}
.kakao-float:hover .tip{opacity:1}

/* MODAL */
.modal{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}
.modal[hidden]{display:none !important}
.modal-bg{position:absolute;inset:0;background:rgba(0,0,0,.55);backdrop-filter:blur(4px)}
.modal-box{position:relative;background:#fff;border-radius:20px;max-width:440px;width:100%;padding:32px;box-shadow:var(--shadow-lg)}
.modal-x{position:absolute;top:14px;right:18px;font-size:28px;color:#999;line-height:1}
.modal-x:hover{color:#000}
#modalBody h3{font-size:20px;font-weight:900;margin-bottom:8px}
#modalBody p{color:var(--muted);font-size:14px;margin-bottom:20px}

/* TOAST */
.toast{position:fixed;left:50%;bottom:100px;transform:translateX(-50%);background:rgba(0,0,0,.88);color:#fff;padding:14px 22px;border-radius:10px;font-size:14px;font-weight:600;z-index:200;box-shadow:var(--shadow-lg);animation:toastIn .25s}
.toast[hidden]{display:none}
@keyframes toastIn{from{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%,0)}}

/* RESPONSIVE */
@media (max-width:900px){
  .nav-links{display:none}
  .hero{padding:50px 0 70px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:40px}
  .hero-visual{height:360px}
  .float-card{min-width:240px}
  .fee-cards{grid-template-columns:1fr;gap:14px}
  .fee-card.popular{transform:none}
  .steps{grid-template-columns:repeat(2,1fr)}
  .signup-inner{grid-template-columns:1fr;gap:30px}
  .signup-text h2{font-size:28px}
  .sec-title{font-size:26px}
}
@media (max-width:560px){
  .hero h1{font-size:32px}
  .hero-cta{flex-direction:column}
  .btn-primary,.btn-secondary{width:100%}
  .hero-stats{gap:20px}
  .hero-stats b{font-size:22px}
  .grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
}