:root{--ink:#0b1736;--muted:#53617b;--line:#dbe3ef;--paper:#f7f9fc;--panel:#fff;--blue:#155eef;--cyan:#13b8a6;--lime:#b7f34a;--shadow:0 12px 34px rgba(11,23,54,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:linear-gradient(#f8fbff,#f4f7fb);font-family:Arial,'NanumGothic',sans-serif;line-height:1.7}body:before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(21,94,239,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(21,94,239,.04) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(to bottom,black,transparent 72%)}a{color:inherit}.site-header{position:sticky;top:0;z-index:30;background:rgba(247,249,252,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.head-inner{max-width:1240px;margin:auto;padding:12px 22px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;min-width:260px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;background:var(--ink);color:var(--lime);border-radius:10px;font-weight:900;letter-spacing:-1px}.brand b{display:block;font-size:1rem}.brand small{display:block;color:var(--muted);font-size:.66rem;letter-spacing:.12em}.main-nav{margin-left:auto;display:flex;gap:6px;flex-wrap:wrap}.main-nav a{padding:8px 10px;text-decoration:none;font-size:.9rem;border-radius:8px}.main-nav a:hover{background:#eaf0ff;color:var(--blue)}.nav-toggle{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;padding:8px 10px;border-radius:8px}.shell{max-width:1240px;margin:auto;padding:28px 22px 72px;position:relative}.hero{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(260px,.7fr);gap:22px;align-items:stretch;margin-bottom:26px}.hero-main,.hero-side{background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px}.hero-main{padding:34px}.kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;font-size:.82rem;letter-spacing:.08em}.kicker:before{content:"";width:24px;height:3px;background:var(--lime)}h1{font-size:clamp(1.9rem,3.5vw,3.25rem);line-height:1.12;letter-spacing:-.04em;margin:.5rem 0 1rem}.hero p{color:var(--muted);margin:0}.hero-side{padding:22px;display:grid;gap:12px;align-content:center}.metric{display:flex;justify-content:space-between;gap:10px;border-bottom:1px dashed var(--line);padding:10px 0}.metric:last-child{border:0}.metric b{font-size:1.15rem}.section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin:36px 0 16px}.section-head h2{font-size:1.55rem;margin:0}.section-head p{margin:0;color:var(--muted);font-size:.9rem}.coupon-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.coupon-card{position:relative;min-width:0;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 8px 24px rgba(11,23,54,.05);display:flex;flex-direction:column}.rank-badge{position:absolute;z-index:3;top:10px;left:10px;min-width:34px;height:34px;padding:0 8px;display:grid;place-items:center;border-radius:9px;background:var(--ink);color:#fff;font-weight:900;border:2px solid rgba(255,255,255,.9)}.banner-link{display:block;background:#e8edf5;aspect-ratio:600/315}.banner-link img{display:block;width:100%;height:100%;object-fit:cover}.card-body{display:flex;flex-direction:column;gap:10px;padding:15px;height:100%}.card-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.card-top h3{margin:0;font-size:1.1rem}.card-top span{font-size:.76rem;color:var(--muted);background:#f1f4f9;padding:4px 7px;border-radius:999px}.benefit{color:var(--blue);font-size:1.05rem}.code-row{display:flex;gap:8px;align-items:center;min-width:0}.code-row code{display:block;min-width:0;flex:1;background:#f4f7fb;border:1px solid var(--line);padding:8px;border-radius:8px;font-size:.81rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.copy-btn{white-space:nowrap;flex-shrink:0;border:1px solid var(--ink);background:#fff;padding:8px 10px;border-radius:8px;font-weight:800;cursor:pointer}.card-actions{display:grid;grid-template-columns:1.1fr .9fr;gap:8px;margin-top:auto}.go-btn,.detail-btn{display:grid;place-items:center;min-height:40px;text-decoration:none;border-radius:9px;font-weight:800;font-size:.86rem;text-align:center}.go-btn{background:var(--blue);color:#fff}.detail-btn{border:1px solid var(--line);background:#fff}.article{margin-top:46px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:clamp(22px,4vw,52px);box-shadow:var(--shadow)}.article h2{margin:2.2rem 0 .8rem;font-size:1.45rem;letter-spacing:-.02em}.article h3{margin:1.5rem 0 .5rem;font-size:1.08rem}.article p{color:#273754}.process{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:18px 0}.process div{border:1px solid var(--line);background:var(--paper);padding:14px;border-radius:12px}.process b{display:block;color:var(--blue)}.checklist{display:grid;gap:8px;padding:0;list-style:none}.checklist li{position:relative;padding:10px 12px 10px 38px;border:1px solid var(--line);border-radius:10px;background:#fbfcfe}.checklist li:before{content:"✓";position:absolute;left:13px;color:var(--cyan);font-weight:900}.info-table,.diagnostic{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:18px 0}.info-table div,.diagnostic div{display:grid;grid-template-columns:150px 1fr;gap:10px;background:#fff;padding:12px}.info-table div:first-child{background:var(--ink);color:#fff}.faq details{border-top:1px solid var(--line);padding:12px 0}.faq summary{cursor:pointer;font-weight:800}.closing{border-left:4px solid var(--lime);background:#f5f9ec;padding:16px 18px}.detail-hero{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(320px,420px);gap:18px;margin-bottom:22px;align-items:start}.detail-copy,.coupon-panel{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.detail-copy{padding:30px}.detail-copy p{color:var(--muted)}.coupon-panel{padding:16px;position:static}.coupon-panel img{width:100%;height:auto;border-radius:11px;display:block}.coupon-panel .panel-meta{display:grid;gap:8px;padding:12px 2px 2px}.panel-code{display:flex;align-items:center;gap:8px;min-width:0}.panel-code code{min-width:0;flex:1;overflow-wrap:anywhere;background:#f4f7fb;border:1px solid var(--line);padding:9px;border-radius:8px}.panel-actions{display:grid;grid-template-columns:1fr 1.4fr;gap:8px}.panel-actions button,.panel-actions a{min-height:42px;border-radius:9px;display:grid;place-items:center;font-weight:800;text-decoration:none}.panel-actions button{border:1px solid var(--ink);background:#fff}.panel-actions a{background:var(--blue);color:#fff}.breadcrumb{font-size:.82rem;color:var(--muted);margin-bottom:14px}.legal{max-width:860px}.legal h1{font-size:2rem}footer{border-top:1px solid var(--line);background:#0c1732;color:#d9e2f4}.footer-grid{max-width:1240px;margin:auto;padding:30px 22px;display:grid;grid-template-columns:1.4fr .7fr 1fr;gap:24px}.footer-grid a{display:block;color:#d9e2f4;margin:4px 0}.footer-grid p{color:#9fb0cd;font-size:.86rem}.partner-note{font-size:.82rem;color:var(--muted);margin-top:10px}.status-strip{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.status-strip span{border:1px solid var(--line);background:#fff;padding:5px 8px;border-radius:999px;font-size:.78rem;color:var(--muted)}
@media(max-width:980px){.coupon-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero,.detail-hero{grid-template-columns:1fr}.main-nav{display:none;width:100%;order:3}.main-nav.open{display:grid;grid-template-columns:1fr 1fr}.nav-toggle{display:block}.head-inner{flex-wrap:wrap}.brand{min-width:0;flex:1}.detail-hero .coupon-panel{max-width:none}.process{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.shell{padding:20px 14px 54px}.head-inner{padding:10px 14px}.brand small{display:none}.brand b{font-size:.9rem}.hero-main{padding:23px}.hero-side{padding:16px}.coupon-grid{grid-template-columns:1fr}.card-actions{grid-template-columns:1fr 1fr}.process{grid-template-columns:1fr}.info-table div,.diagnostic div{grid-template-columns:1fr}.article{padding:20px 16px;border-radius:15px}.footer-grid{grid-template-columns:1fr}.main-nav.open{grid-template-columns:1fr}.detail-copy{padding:22px}.panel-actions{grid-template-columns:1fr 1fr}}

.term-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;list-style:none;padding:0;margin:14px 0}.term-grid li{border:1px dashed var(--line);background:#f8fbff;padding:8px 10px;border-radius:8px;font-size:.82rem;color:#33435f}@media(max-width:760px){.term-grid{grid-template-columns:1fr 1fr}}@media(max-width:440px){.term-grid{grid-template-columns:1fr}}