*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans KR",Arial,sans-serif;background:#f4f7fb;color:#111827}a{text-decoration:none;color:inherit}.site-hero{background:radial-gradient(circle at 16% 20%,rgba(255,255,255,.25),transparent 25%),linear-gradient(135deg,var(--brand,#2563eb),#111827);color:#fff}.hero-inner{max-width:1180px;margin:0 auto;padding:52px 20px;display:flex;justify-content:space-between;gap:24px;align-items:center}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.18em;opacity:.8}.site-hero h1{font-size:42px;margin:10px 0 8px}.site-hero p{margin:0;color:rgba(255,255,255,.82);font-size:17px}.hero-card{min-width:190px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);border-radius:24px;padding:22px;backdrop-filter:blur(10px)}.hero-card span,.hero-card small{display:block;color:rgba(255,255,255,.75)}.hero-card strong{display:block;font-size:38px;margin:6px 0}.wrap{max-width:1180px;margin:-28px auto 60px;padding:0 20px}.toolbar{background:#fff;border:1px solid #e5e7eb;border-radius:22px;padding:16px;box-shadow:0 20px 50px rgba(15,23,42,.08);display:flex;gap:16px;justify-content:space-between;align-items:center;margin-bottom:18px}.tabs{display:flex;gap:8px}.tabs a{padding:11px 16px;border-radius:14px;background:#f3f4f6;color:#374151;font-weight:800}.tabs a.active{background:var(--brand,#2563eb);color:#fff}.search{display:flex;gap:8px;min-width:320px}.search input{width:100%;border:1px solid #d1d5db;border-radius:14px;padding:12px}.search button,.main-btn,button.primary,.login-card button{border:0;border-radius:14px;background:var(--brand,#2563eb);color:#fff;font-weight:900;padding:12px 16px;cursor:pointer}.coupon-list{display:grid;gap:14px}.coupon-item{display:grid;grid-template-columns:170px 1fr 180px;gap:18px;align-items:center;background:#fff;border:1px solid #e5e7eb;border-radius:24px;padding:18px;box-shadow:0 16px 40px rgba(15,23,42,.07);position:relative;overflow:hidden}.coupon-item.is-hot:before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:linear-gradient(#ef4444,#f59e0b)}.logo-box{height:92px;border-radius:18px;background:linear-gradient(135deg,#f8fafc,#eef2ff);border:1px solid #e5e7eb;display:flex;align-items:center;justify-content:center;overflow:hidden}.logo-box img{max-width:150px;max-height:76px;display:block}.logo-text{height:100%;width:100%;display:flex;align-items:center;justify-content:center;text-align:center;font-weight:950;font-size:24px;color:#1f2937;letter-spacing:-.04em;padding:10px}.logo-text.fallback{display:none}.coupon-title{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:12px}.coupon-title strong{font-size:19px}.badge,.hot-badge{display:inline-flex;align-items:center;height:24px;padding:0 9px;border-radius:999px;font-size:12px;font-weight:900}.badge{background:#fff7ed;color:#ea580c}.hot-badge{background:#fee2e2;color:#dc2626}.meta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:0}.meta-grid div{background:#f9fafb;border:1px solid #eef2f7;border-radius:14px;padding:10px}.meta-grid dt{font-size:12px;color:#6b7280;margin-bottom:4px}.meta-grid dd{margin:0;font-weight:800;color:#111827}.issued-coupon{margin-top:12px;border:1px solid rgba(37,99,235,.22);background:#eff6ff;border-radius:16px;padding:12px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.issued-coupon[hidden]{display:none}.issued-coupon span{font-size:13px;color:#1d4ed8;font-weight:800}.issued-coupon strong{font-size:20px;color:#dc2626;letter-spacing:.03em}.copy{border:0;border-radius:10px;padding:8px 10px;background:#111827;color:#fff;font-weight:800;cursor:pointer}.actions{display:grid;gap:10px}.main-btn{display:flex;align-items:center;justify-content:center;text-align:center;min-height:46px}.coupon-btn{background:linear-gradient(135deg,#ef4444,#f97316)}.site-btn{background:linear-gradient(135deg,var(--brand,#2563eb),#111827)}.footer{text-align:center;color:#6b7280;padding:34px}.admin-bg{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#111827,#2563eb)}.login-card{width:min(420px,calc(100% - 32px));background:#fff;border-radius:24px;padding:30px;box-shadow:0 25px 80px rgba(0,0,0,.25)}.login-card h1{margin:0 0 8px}.login-card input{width:100%;border:1px solid #d1d5db;border-radius:14px;padding:13px;margin:12px 0}.login-card a{display:block;margin-top:14px;color:#2563eb}.admin-page{background:#f3f4f6}.admin-top{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:14px 22px;background:#111827;color:#fff}.admin-top span{display:block;color:#9ca3af;font-size:12px}.admin-top nav{display:flex;gap:8px}.admin-top a{background:rgba(255,255,255,.12);border-radius:10px;padding:9px 12px}.admin-wrap{max-width:1280px;margin:28px auto;padding:0 18px}.admin-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;margin:18px 0}.admin-form,.admin-table-card,.admin-help{background:#fff;border:1px solid #e5e7eb;border-radius:22px;padding:20px;box-shadow:0 12px 35px rgba(15,23,42,.06)}.admin-form h2,.admin-table-card h2,.admin-help h2{margin:0 0 14px}.admin-form label{display:block;font-size:13px;font-weight:900;color:#374151;margin-bottom:12px}.admin-form input{width:100%;border:1px solid #d1d5db;border-radius:12px;padding:11px;margin-top:6px}.form-row{display:grid;gap:12px}.form-row.two{grid-template-columns:1fr 1fr}.form-row.three{grid-template-columns:1fr 1fr 1fr}.check-row{display:flex;gap:16px}.check input{width:auto;margin-right:6px}.form-actions{display:flex;gap:8px;align-items:center}.btn-line{display:inline-flex;padding:11px 14px;border:1px solid #d1d5db;border-radius:12px;font-weight:900}.alert{padding:12px 14px;border-radius:14px;margin-bottom:14px;font-weight:800}.alert.success{background:#ecfdf5;color:#047857}.alert.danger{background:#fef2f2;color:#dc2626}.table-scroll{overflow:auto}.admin-table{width:100%;border-collapse:collapse;min-width:900px}.admin-table th,.admin-table td{border-bottom:1px solid #e5e7eb;padding:12px;text-align:left;font-size:14px}.admin-table th{background:#f9fafb;font-size:12px;color:#6b7280}.row-actions{display:flex;gap:6px;align-items:center}.row-actions form{display:inline}.row-actions a,.row-actions button{border:0;background:#eef2ff;color:#1d4ed8;border-radius:9px;padding:7px 9px;font-weight:800;cursor:pointer}.row-actions .danger-text{background:#fef2f2;color:#dc2626}.muted{color:#9ca3af}.ok{color:#059669;font-weight:900}code{background:#f3f4f6;border-radius:6px;padding:2px 5px}@media(max-width:860px){.hero-inner{display:block;padding:38px 18px}.site-hero h1{font-size:32px}.hero-card{margin-top:18px}.wrap{margin-top:-18px}.toolbar{display:block}.search{min-width:0;margin-top:12px}.coupon-item{grid-template-columns:1fr;gap:12px}.logo-box{height:82px}.meta-grid{grid-template-columns:1fr 1fr}.actions{grid-template-columns:1fr 1fr}.admin-grid{grid-template-columns:1fr}.form-row.two,.form-row.three{grid-template-columns:1fr}.admin-top{display:block}.admin-top nav{margin-top:10px;flex-wrap:wrap}}@media(max-width:480px){.actions{grid-template-columns:1fr}.meta-grid{grid-template-columns:1fr}.coupon-item{padding:14px;border-radius:18px}.search{display:block}.search button{width:100%;margin-top:8px}.tabs{overflow:auto}.tabs a{white-space:nowrap}}

/* SEO enhancement sections */
.seo-intro,.seo-faq,.related-coupons,.detail-card{background:#fff;border:1px solid #e5e7eb;border-radius:22px;padding:24px;margin:22px 0;box-shadow:0 12px 34px rgba(15,23,42,.06)}
.seo-intro h2,.seo-faq h2,.related-coupons h2{margin:0 0 12px;font-size:22px;color:#0f172a}
.seo-intro p,.seo-faq p,.detail-text p{line-height:1.8;color:#475569;font-size:15px}
.detail-link{margin-top:10px}.detail-link a{font-size:13px;color:var(--brand);font-weight:700;text-decoration:none}
.breadcrumb{display:flex;gap:8px;align-items:center;margin:20px 0;color:#64748b;font-size:14px}.breadcrumb a{color:var(--brand);text-decoration:none;font-weight:700}.breadcrumb strong{color:#0f172a}
.detail-card{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:center}.detail-logo{background:#f8fafc;border:1px solid #e2e8f0;border-radius:18px;min-height:150px;display:flex;align-items:center;justify-content:center}.detail-logo img{max-width:180px;max-height:110px}.logo-text.big{font-size:28px;font-weight:900;color:var(--brand)}
.detail-content h2{margin:0 0 14px;font-size:28px;color:#0f172a}.detail-meta{margin:12px 0}.detail-actions{margin-top:18px}.detail-hero .hero-card strong{font-size:28px}.seo-faq details{border-top:1px solid #e5e7eb;padding:14px 0}.seo-faq summary{font-weight:800;cursor:pointer;color:#0f172a}.seo-faq p{margin:10px 0 0}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.related-grid a{display:block;border:1px solid #e5e7eb;border-radius:14px;padding:13px;background:#f8fafc;color:#0f172a;text-decoration:none;font-weight:700}.related-grid a:hover{border-color:var(--brand);color:var(--brand)}
.seo-admin-box{border:1px solid #dbeafe;background:#eff6ff;border-radius:18px;padding:16px;margin:14px 0}.seo-admin-box h3{margin:0 0 12px;color:#1e3a8a}.admin-form textarea{width:100%;border:1px solid #d1d5db;border-radius:12px;padding:12px;font-family:inherit;box-sizing:border-box;resize:vertical}.ok{color:#16a34a;font-weight:800}.muted{color:#94a3b8}
@media (max-width:760px){.detail-card{grid-template-columns:1fr}.related-grid{grid-template-columns:1fr}.detail-content h2{font-size:22px}.seo-intro,.seo-faq,.related-coupons,.detail-card{padding:18px;border-radius:18px}}

.inline-cache-form{display:inline;margin:0}.inline-cache-form button{border:0;background:rgba(255,255,255,.12);color:inherit;padding:9px 12px;border-radius:10px;cursor:pointer;font-weight:700}.inline-cache-form button:hover{background:rgba(255,255,255,.22)}
.form-actions small{display:block;margin-top:8px;color:#64748b;font-size:12px}


/* one-button coupon action */
.single-action{display:flex;align-items:center;justify-content:center}
.coupon-go-btn{width:100%;text-align:center;background:linear-gradient(135deg,var(--brand,#2563eb),#0f172a);color:#fff!important;border:0;text-decoration:none;box-shadow:0 10px 22px rgba(37,99,235,.22)}
.coupon-go-btn:hover{transform:translateY(-1px);filter:brightness(1.05)}