:root{--bg:#f7f8fa;--ink:#0f172a;--sub:#64748b;--line:#e8ebf0;--brand:#3b5bfd}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:"Pretendard Variable",Pretendard,-apple-system,"Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65;word-break:keep-all;letter-spacing:-.01em;-webkit-font-smoothing:antialiased}a{color:inherit}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}.narrow{max-width:760px}
.top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.78);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid rgba(15,23,42,.06)}.top .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.logo{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:800;text-decoration:none;letter-spacing:-.03em}.logo:before{content:"";width:26px;height:26px;border-radius:8px;background:conic-gradient(from 200deg,#3b5bfd,#8b5cf6,#ec4899,#3b5bfd)}.logo b{color:var(--brand)}
.top nav{display:flex;gap:4px}.top nav a{padding:7px 12px;border-radius:10px;text-decoration:none;font-size:14.5px;font-weight:600;color:#334155}.top nav a:hover{background:#eef1f6}
.hero{--c:#3b5bfd;position:relative;overflow:hidden;margin:28px 0 8px;padding:52px 36px;border-radius:28px;background:#0b1020;color:#fff;isolation:isolate}
.hero:before{content:"";position:absolute;inset:-40%;z-index:-1;background:radial-gradient(40% 50% at 15% 20%,color-mix(in srgb,var(--c) 85%,transparent),transparent 70%),radial-gradient(35% 45% at 85% 30%,rgba(139,92,246,.75),transparent 70%),radial-gradient(40% 50% at 60% 100%,rgba(236,72,153,.45),transparent 70%);filter:blur(10px)}
.hero h1{margin:0 0 14px;font-size:clamp(30px,5.4vw,52px);line-height:1.15;letter-spacing:-.04em;font-weight:800}.hero h1 span{background:linear-gradient(90deg,#c7d2fe,#fbcfe8);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{margin:6px 0;max-width:640px;color:rgba(255,255,255,.82);font-size:16.5px}.hero b{color:#fff}.upd{display:inline-block;margin-top:14px!important;padding:5px 12px;border-radius:99px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);font-size:12.5px!important}
.sec{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800;letter-spacing:-.03em;margin:44px 0 16px}.sec:before{content:"";width:6px;height:22px;border-radius:3px;background:linear-gradient(var(--brand),#8b5cf6)}
.filters{display:flex;gap:8px;overflow-x:auto;padding:2px 0 8px;scrollbar-width:none}.filters::-webkit-scrollbar{display:none}
.filters button{--c:#0f172a;flex:none;border:1px solid var(--line);background:#fff;color:#334155;border-radius:99px;padding:9px 16px;font:600 14px/1 inherit;cursor:pointer;transition:all .15s}.filters button:hover{border-color:var(--c);color:var(--c)}.filters button.on{background:var(--c);border-color:var(--c);color:#fff;box-shadow:0 6px 16px -6px var(--c)}
.search{width:100%;margin:12px 0 6px;padding:15px 18px 15px 46px;border:1px solid var(--line);border-radius:16px;font:16px inherit;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Ccircle cx='9' cy='9' r='6'/%3E%3Cpath d='m14 14 4 4'/%3E%3C/svg%3E") 16px 50% no-repeat;outline:none;transition:box-shadow .15s,border-color .15s}.search:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(59,91,253,.12)}
.cnt{font-size:13px;color:var(--sub);margin:4px 2px 14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}@media(max-width:560px){.grid{grid-template-columns:1fr 1fr;gap:10px}}
.card{--c:#3b5bfd;position:relative;display:flex;flex-direction:column;min-height:200px;padding:20px;border-radius:20px;text-decoration:none;color:var(--ink);background:#fff;border:1px solid var(--line);overflow:hidden;transition:transform .2s,box-shadow .2s,border-color .2s}
.card:before{content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--c) 22%,transparent),transparent 70%)}
.card:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--c) 35%,var(--line));box-shadow:0 18px 40px -18px color-mix(in srgb,var(--c) 45%,transparent)}
.card .chip{align-self:flex-start;font-size:11.5px;font-weight:700;color:var(--c);background:color-mix(in srgb,var(--c) 10%,#fff);padding:4px 10px;border-radius:8px}
.card h3{margin:14px 0 8px;font-size:17px;line-height:1.4;letter-spacing:-.03em;font-weight:750}.card .hl{margin:0;font-size:13.5px;color:var(--sub);flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card .more{display:inline-flex;align-items:center;gap:4px;font-size:12.5px;font-weight:700;margin-top:14px;color:var(--c)}
@media(max-width:560px){.card{padding:16px;min-height:180px}.card h3{font-size:15.5px}.card .hl{font-size:12.5px}}
.hot{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}.hot .card{background:linear-gradient(160deg,color-mix(in srgb,var(--c) 7%,#fff),#fff 60%)}
.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}.cats a{--c:#3b5bfd;display:flex;justify-content:space-between;align-items:center;padding:18px 20px;border-radius:16px;background:#fff;border:1px solid var(--line);text-decoration:none;font-weight:700;transition:all .15s}.cats a:hover{border-color:var(--c);transform:translateY(-2px)}.cats span{color:var(--c);background:color-mix(in srgb,var(--c) 10%,#fff);padding:3px 10px;border-radius:99px;font-size:13px}
.bc{font-size:13px;color:var(--sub);margin:22px 0 0}.bc a{text-decoration:none}.bc a:hover{color:var(--ink)}
article{counter-reset:s}
.slide{--c:#3b5bfd;position:relative;margin:14px 0;padding:28px 28px 26px 84px;border-radius:22px;background:#fff;border:1px solid var(--line)}
.slide .no{position:absolute;left:24px;top:26px;width:40px;height:40px;display:grid;place-items:center;border-radius:12px;font-weight:800;font-size:14px;color:var(--c);background:color-mix(in srgb,var(--c) 10%,#fff)}
.slide .q{margin:0;color:var(--c);font-weight:700;font-size:13.5px}.slide h2{margin:2px 0 10px;font-size:21px;letter-spacing:-.03em}.slide .a{margin:0;font-size:16.5px;color:#1e293b}
@media(max-width:560px){.slide{padding:22px 20px 20px 20px}.slide .no{position:static;margin-bottom:12px}}
.cover{position:relative;overflow:hidden;isolation:isolate;padding:44px 32px;color:#fff;border:0;background:#0b1020;min-height:320px;display:flex;flex-direction:column;justify-content:center}
.cover:before{content:"";position:absolute;inset:-30%;z-index:-1;background:radial-gradient(45% 55% at 20% 25%,color-mix(in srgb,var(--c) 90%,transparent),transparent 70%),radial-gradient(40% 50% at 90% 80%,rgba(139,92,246,.6),transparent 70%);filter:blur(8px)}
.cover .no{position:absolute;left:auto;right:22px;top:22px;color:#fff;background:rgba(255,255,255,.12);width:auto;height:auto;padding:4px 10px;border-radius:99px;font-size:12px}
.cover .chip{align-self:flex-start;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);padding:5px 12px;border-radius:99px;font-size:12.5px;font-weight:700}
.cover h1{font-size:clamp(28px,6vw,40px);line-height:1.22;letter-spacing:-.04em;margin:18px 0 12px}.cover .sum{color:rgba(255,255,255,.8);margin:0 0 16px}
.cover .big{font-size:18px;font-weight:750;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(6px);padding:14px 16px;border-radius:14px;margin:0 0 14px}.cover .tags{font-size:13px;color:rgba(255,255,255,.6);margin:0}
.src{font-size:14px;color:#475569;background:#fff;border:1px dashed #cbd5e1;border-radius:16px;padding:16px 18px;margin:16px 0}.src a{color:var(--brand);font-weight:600}.all{text-align:right;font-weight:700;margin-top:16px}.all a{color:var(--brand);text-decoration:none}
.doc{background:#fff;border:1px solid var(--line);border-radius:22px;padding:32px;margin:28px 0}.doc h1{font-size:28px;letter-spacing:-.03em}
.foot{margin-top:64px;background:#0b1020;color:#94a3b8;font-size:13px;padding:36px 0}.foot a{color:#e2e8f0;text-decoration:none}.foot p{margin:8px 0;max-width:820px}
.eyebrow{display:inline-block;margin:0 0 16px!important;padding:6px 12px;border-radius:99px;background:rgba(251,113,133,.18);border:1px solid rgba(251,113,133,.45);color:#fecdd3!important;font-size:13px!important;font-weight:700}
.hero b{color:#fde68a}
.qbox{position:relative;z-index:2;margin:-34px 24px 0;padding:18px;border-radius:22px;background:#fff;border:1px solid var(--line);box-shadow:0 24px 50px -24px rgba(15,23,42,.35)}
.qbox .search{margin:0;font-size:17px;padding:17px 18px 17px 48px;background-color:#f8fafc}
.qtags{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:12px}.qtags span{font-size:12.5px;color:var(--sub);margin-right:4px}
.qtags button{border:0;background:#eef2ff;color:#3b5bfd;font:600 13px/1 inherit;padding:8px 11px;border-radius:99px;cursor:pointer}.qtags button:hover{background:#3b5bfd;color:#fff}
.index-hero-pad{padding-bottom:70px}
@media(max-width:560px){.qbox{margin:-28px 8px 0;padding:14px}}
.bdg{position:absolute;right:14px;top:16px;font-size:11px;font-weight:800;padding:4px 8px;border-radius:7px;z-index:1}.bdg.open{background:#ef4444;color:#fff;animation:pl 1.6s infinite}.bdg.closed{background:#f1f5f9;color:#94a3b8}.bdg.always{background:#ecfdf5;color:#059669}
@keyframes pl{0%,100%{box-shadow:0 0 0 0 rgba(239,68,68,.45)}50%{box-shadow:0 0 0 6px rgba(239,68,68,0)}}
.status{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin:14px 0;padding:16px 20px;border-radius:16px;font-size:15px}.status b{font-size:15px}.status em{font-style:normal;font-weight:800;margin-left:auto;padding:4px 10px;border-radius:99px;background:#fff}
.status.open{background:#fef2f2;border:1px solid #fecaca;color:#b91c1c}.status.closed{background:#f8fafc;border:1px solid var(--line);color:#475569}.status.always{background:#ecfdf5;border:1px solid #a7f3d0;color:#047857}
.calc{margin:0;padding:0;list-style:none}.calc li{position:relative;padding:10px 0 10px 28px;border-bottom:1px dashed var(--line);font-size:16px}.calc li:last-child{border:0}.calc li:before{content:"";position:absolute;left:4px;top:18px;width:10px;height:10px;border-radius:3px;background:var(--c)}
.steps{margin:0;padding:0;list-style:none;counter-reset:st}.steps li{counter-increment:st;position:relative;padding:10px 0 10px 40px;font-size:16px}.steps li:before{content:counter(st);position:absolute;left:0;top:8px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--c);color:#fff;font-weight:800;font-size:13px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;margin:10px 0;padding:0 20px}.faq summary{cursor:pointer;padding:18px 0;font-weight:700;font-size:16px;list-style:none}.faq summary:before{content:"Q";color:var(--brand);font-weight:900;margin-right:10px}.faq details p{margin:0 0 18px;color:#334155}