:root{
  --honey-50:#fffaeb;--honey-100:#fef0c7;--honey-200:#fedf89;--honey-300:#fec84b;
  --honey-400:#fdb022;--honey-500:#f79009;--honey-600:#dc6803;--honey-700:#b54708;
  --ink:#1a1407;--ink-2:#3b2f1a;--muted:#6b5a3a;--bg:#fffdf6;--card:#ffffff;
  --border:#f3e6c0;--shadow:0 12px 40px -10px rgba(180,120,10,.18);
  --radius:18px;--radius-sm:12px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Pretendard',system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block;border-radius:var(--radius-sm)}
a{color:var(--honey-700);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{font-weight:800;color:var(--ink);letter-spacing:-.02em;line-height:1.2}
h1{font-size:clamp(2rem,5vw,3.5rem)}
h2{font-size:clamp(1.5rem,3vw,2.25rem);margin-bottom:.5rem}
h3{font-size:1.125rem}
main{max-width:1200px;margin:0 auto;padding:0 20px}
section{padding:64px 0;border-top:1px solid var(--border)}
section:first-of-type{border-top:none}
.section-sub{color:var(--muted);margin-bottom:24px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(10px);background:rgba(255,253,246,.85);border-bottom:1px solid var(--border)}
.site-header,.site-footer{padding:14px 20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;max-width:1200px;margin:0 auto}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;color:var(--ink);font-size:1.05rem}
.brand img{width:32px;height:32px;border-radius:8px}
.nav{display:flex;gap:18px;align-items:center;font-weight:600}
.nav a{color:var(--ink-2)}
.nav a.active{color:var(--honey-700)}
.nav a.cta{background:linear-gradient(135deg,var(--honey-400),var(--honey-600));color:#fff;padding:8px 14px;border-radius:999px;font-weight:700}
.nav a.cta:hover{text-decoration:none;filter:brightness(1.05)}

/* Hero */
.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;padding-top:48px}
.hero-inner{display:flex;flex-direction:column;gap:18px}
.badge{display:inline-block;padding:6px 12px;background:var(--honey-100);color:var(--honey-700);border-radius:999px;font-weight:700;font-size:.85rem;width:fit-content}
.lead{font-size:1.1rem;color:var(--ink-2);max-width:540px}
.hero-cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;border-radius:12px;font-weight:700;border:none;cursor:pointer;font-size:1rem;transition:transform .15s ease,filter .15s ease}
.btn:hover{transform:translateY(-1px);text-decoration:none}
.btn-primary{background:linear-gradient(135deg,var(--honey-400),var(--honey-600));color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{filter:brightness(1.05)}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--border)}
.hero-stats{list-style:none;display:flex;gap:28px;margin-top:18px}
.hero-stats li{display:flex;flex-direction:column}
.hero-stats strong{font-size:1.6rem;color:var(--honey-700);font-family:'Inter',sans-serif}
.hero-stats span{color:var(--muted);font-size:.9rem}
.hero-art img{border-radius:var(--radius);box-shadow:var(--shadow)}

/* Coupons */
.coupon-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px}
.coupon-card{background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius);padding:22px;position:relative;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}
.coupon-card::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 100% 0%,var(--honey-100),transparent 60%);pointer-events:none}
.coupon-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.coupon-card header{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;position:relative}
.tag{background:var(--ink);color:var(--honey-200);padding:4px 10px;border-radius:6px;font-size:.7rem;font-weight:700;letter-spacing:.05em}
.code{font-family:'Inter',ui-monospace,monospace;font-size:1.5rem;font-weight:800;color:var(--honey-700);background:var(--honey-50);border:1.5px dashed var(--honey-300);border-radius:10px;padding:14px;text-align:center;letter-spacing:.05em;margin-bottom:12px;position:relative;user-select:all}
.copy-btn{width:100%;background:var(--ink);color:#fff;border:none;border-radius:10px;padding:11px;font-weight:700;cursor:pointer;transition:background .15s}
.copy-btn:hover{background:var(--honey-700)}
.copy-btn.copied{background:#16a34a}
.figure-wide{margin-top:32px}
.figure-wide img{border-radius:var(--radius);box-shadow:var(--shadow)}

/* Steps */
.step-list{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:16px}
.step-list li{background:#fff;border:1.5px solid var(--border);border-radius:var(--radius);padding:22px;display:flex;gap:14px;align-items:flex-start}
.step-list .num{flex:none;width:36px;height:36px;border-radius:50%;background:var(--honey-500);color:#fff;display:grid;place-items:center;font-weight:800;font-family:'Inter',sans-serif}
.step-list p{color:var(--muted);margin-top:4px;font-size:.95rem}

/* Benefits */
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:16px}
.benefit{background:#fff;border:1.5px solid var(--border);border-radius:var(--radius);overflow:hidden}
.benefit img{border-radius:0;aspect-ratio:4/3;object-fit:cover}
.benefit h3,.benefit p{padding:0 18px}
.benefit h3{margin-top:16px}
.benefit p{color:var(--muted);padding-bottom:18px;margin-top:4px}

/* Exclusive table */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1.5px solid var(--border);background:#fff;box-shadow:var(--shadow)}
.cmp-table{width:100%;border-collapse:collapse;min-width:520px}
.cmp-table th,.cmp-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:.95rem}
.cmp-table thead th{background:var(--ink);color:var(--honey-200);font-weight:700}
.cmp-table tr:last-child td{border-bottom:none}
.cmp-table td:nth-child(4){color:var(--honey-700);font-weight:700;background:var(--honey-50)}

/* Calculator */
.calc-card{background:#fff;border:1.5px solid var(--border);border-radius:var(--radius);padding:24px;display:grid;grid-template-columns:1fr 1fr auto;gap:14px;align-items:end;box-shadow:var(--shadow)}
.calc-card label{display:flex;flex-direction:column;gap:6px;font-weight:600;color:var(--ink-2);font-size:.9rem}
.calc-card input{padding:12px 14px;border:1.5px solid var(--border);border-radius:10px;font-size:1rem;font-family:inherit;background:var(--honey-50)}
.calc-card input:focus{outline:2px solid var(--honey-400);border-color:var(--honey-400)}
.calc-result{grid-column:1/-1;background:linear-gradient(135deg,var(--honey-100),var(--honey-50));border-radius:12px;padding:16px 18px;font-weight:700;color:var(--honey-700);min-height:54px;display:flex;align-items:center;font-size:1.05rem}
.calc-result strong{font-family:'Inter',sans-serif;font-size:1.4rem;color:var(--honey-700);margin:0 4px}

/* FAQ */
.faq details{background:#fff;border:1.5px solid var(--border);border-radius:12px;padding:16px 20px;margin-bottom:10px}
.faq summary{font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--honey-600);font-weight:400}
.faq details[open] summary::after{content:"−"}
.faq details p{color:var(--muted);margin-top:10px}

/* Footer */
.site-footer{border-top:1px solid var(--border);color:var(--muted);font-size:.9rem;padding:28px 20px;margin-top:40px}

/* Responsive */
@media (max-width:880px){
  .hero{grid-template-columns:1fr;gap:24px}
  .coupon-grid,.step-list,.benefit-grid{grid-template-columns:1fr}
  .calc-card{grid-template-columns:1fr}
  .nav{font-size:.95rem;gap:12px}
}