@import "https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendard-variable-dynamic-subset.min.css";
:root{--bg:#fff;--bg-soft:#f3f7fd;--surface:#fff;--ink:#1b2a3a;--text:#263443;--muted:#667689;--border:#e7eef6;--border-2:#d9e4f0;--primary:#2563eb;--primary-ink:#1d4ed8;--primary-soft:#e9f1ff;--teal:#17a8a0;--danger:#ef4444;--shadow-sm:0 4px 16px #1b2a3a0f;--shadow:0 18px 44px #1b2a3a1a;--shadow-lg:0 34px 80px #1b2a3a29;--radius:20px;--radius-lg:26px;--font:"Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:clip}body{background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;letter-spacing:-.01em;margin:0;line-height:1.65}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}textarea,input{color:var(--text)}h1,h2,h3,h4{color:var(--ink)}.container{width:min(1140px,100% - 40px);margin:0 auto}.header{z-index:30;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);background:#ffffffd1;position:sticky;top:0}.nav{justify-content:space-between;align-items:center;gap:20px;min-height:68px;display:flex}.logo{align-items:center;display:inline-flex}.logo img{width:auto;height:32px;display:block}.nav-links{color:var(--muted);align-items:center;gap:20px;font-size:15px;font-weight:600;display:flex}.nav-links a:hover{color:var(--primary)}.lang{border:1px solid var(--border);border-radius:999px;align-items:center;gap:4px;margin-left:4px;padding:4px 8px;font-size:13px;font-weight:700;display:inline-flex}.lang__sep{color:var(--border-2);margin:0 2px}.lang__link{color:var(--muted)}.lang__link.active{color:var(--primary)}.lang__link:hover{color:var(--ink)}.mnav{display:none;position:relative}.mnav__btn{border:1px solid var(--border);cursor:pointer;background:0 0;border-radius:12px;gap:5px;width:44px;height:44px;padding:11px;display:grid}.mnav__btn span{background:var(--ink);border-radius:2px;height:2px;transition:transform .2s,opacity .2s;display:block}.mnav__btn.open span:first-child{transform:translateY(7px)rotate(45deg)}.mnav__btn.open span:nth-child(2){opacity:0}.mnav__btn.open span:nth-child(3){transform:translateY(-7px)rotate(-45deg)}.mnav__scrim{z-index:40;background:0 0;border:0;position:fixed;inset:0}.mnav__panel{z-index:41;background:var(--surface);border:1px solid var(--border);min-width:200px;box-shadow:var(--shadow);border-radius:16px;flex-direction:column;gap:2px;padding:10px;display:flex;position:absolute;top:calc(100% + 10px);right:0}.mnav__panel a{color:var(--text);border-radius:10px;padding:12px 14px;font-weight:700}.mnav__panel a:hover{background:var(--bg-soft);color:var(--primary)}.mnav__lang{border-top:1px solid var(--border);margin-top:6px;padding:8px 6px 2px}.home-hero{text-align:center;padding:84px 0 56px;position:relative;overflow:hidden}.home-hero:before{content:"";z-index:0;pointer-events:none;background:radial-gradient(46% 60% at 22% 0,#2563eb1f,#0000 60%),radial-gradient(42% 56% at 82% 8%,#17a8a01f,#0000 62%);height:520px;position:absolute;inset:-20% -10% auto}.home-hero__inner{z-index:2;position:relative}.headline{letter-spacing:-.045em;text-wrap:balance;word-break:keep-all;max-width:18ch;margin:0 auto 24px;font-size:clamp(38px,6.4vw,74px);font-weight:800;line-height:1.36}.hl{background:var(--primary);color:#fff;-webkit-box-decoration-break:clone;box-decoration-break:clone;white-space:nowrap;border-radius:14px;margin-top:.16em;padding:.06em .26em;display:inline-block}.home-sub{color:var(--muted);max-width:52ch;margin:0 auto 34px;font-size:clamp(16px,2vw,19px)}.shapes{z-index:1;pointer-events:none;position:absolute;inset:0}.shape{opacity:.9;animation:7s ease-in-out infinite float;position:absolute}.shape.s1{animation-delay:0s;top:18%;left:8%}.shape.s2{animation-delay:1.1s;top:26%;right:10%}.shape.s3{animation-delay:.5s;top:60%;left:14%}.shape.s4{animation-delay:1.7s;top:12%;right:24%}.shape.s5{animation-delay:.9s;top:66%;right:16%}.shape.s6{animation-delay:1.4s;top:48%;left:4%}.dot{border-radius:50%;width:14px;height:14px}.ring{border:4px solid;border-radius:50%;width:26px;height:26px}.tri{border-bottom:20px solid;border-left:12px solid #0000;border-right:12px solid #0000;border-radius:3px;width:0;height:0}.sq{background:currentColor;border-radius:7px;width:22px;height:22px;transform:rotate(18deg)}.plus{background:currentColor;width:22px;height:22px;-webkit-mask:linear-gradient(#000 0 0) 50%/100% 6px no-repeat,linear-gradient(#000 0 0) 50%/6px 100% no-repeat;mask:linear-gradient(#000 0 0) 50%/100% 6px no-repeat,linear-gradient(#000 0 0) 50%/6px 100% no-repeat}.c-blue{color:#2563eb}.c-teal{color:#17a8a0}.c-violet{color:#7c3aed}.c-amber{color:#f59e0b}.c-emerald{color:#10b981}@keyframes float{0%,to{transform:translateY(0)rotate(0)}50%{transform:translateY(-14px)rotate(6deg)}}.hero-cta{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.btn{border:1px solid var(--border-2);background:var(--surface);min-height:50px;color:var(--ink);cursor:pointer;border-radius:14px;justify-content:center;align-items:center;gap:8px;padding:0 22px;font-size:15px;font-weight:700;transition:transform .14s,box-shadow .14s,background .14s;display:inline-flex}.btn:hover{box-shadow:var(--shadow-sm);transform:translateY(-2px)}.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 12px 26px #2563eb47}.btn.primary:hover{background:var(--primary-ink)}.stat-strip{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);grid-template-columns:repeat(4,1fr);margin-top:46px;display:grid;overflow:hidden}.stat-strip__item{text-align:center;border-left:1px solid var(--border);padding:24px 18px}.stat-strip__item:first-child{border-left:0}.stat-strip__item b{color:var(--primary);letter-spacing:-.03em;font-variant-numeric:tabular-nums;font-size:clamp(26px,4vw,40px);font-weight:800;display:block}.stat-strip__item span{color:var(--muted);font-size:14px;font-weight:600}.section{padding:56px 0}.section.soft{background:var(--bg-soft);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.section-title{text-align:center;margin-bottom:34px}.section-title h2{letter-spacing:-.04em;margin:0;font-size:clamp(26px,3.6vw,40px)}.section-title p{color:var(--muted);max-width:56ch;margin:10px auto 0}.tool-search{background:var(--surface);border:1px solid var(--border-2);max-width:620px;min-height:60px;box-shadow:var(--shadow-sm);color:var(--muted);border-radius:999px;align-items:center;gap:12px;margin:0 auto 30px;padding:0 18px;transition:border-color .15s,box-shadow .15s;display:flex}.tool-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}.tool-search input{background:0 0;border:0;outline:0;flex:1;min-width:0;font-size:16px}.tool-search__clear{background:var(--bg-soft);color:var(--muted);cursor:pointer;border:0;border-radius:999px;padding:8px 14px;font-size:13px;font-weight:700}.tool-search__clear:hover{color:var(--primary)}.tool-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;display:grid}.tool-tile{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);flex-direction:column;padding:24px;transition:transform .18s,box-shadow .18s,border-color .18s;display:flex;position:relative;overflow:hidden}.tool-tile:hover{box-shadow:var(--shadow);border-color:color-mix(in srgb, var(--accent) 42%, var(--border));transform:translateY(-4px)}.tool-tile__glow{background:radial-gradient(circle, color-mix(in srgb, var(--accent) 30%, transparent), transparent 70%);opacity:0;width:70%;height:130%;transition:opacity .2s;position:absolute;inset:auto -40% -60% auto}.tool-tile:hover .tool-tile__glow{opacity:.6}.tool-tile__icon{z-index:1;width:50px;height:50px;color:var(--accent);background:color-mix(in srgb, var(--accent) 12%, #fff);border-radius:15px;place-items:center;margin-bottom:16px;display:grid;position:relative}.tool-tile__badge{z-index:1;color:var(--accent);background:color-mix(in srgb, var(--accent) 10%, #fff);border-radius:999px;align-self:flex-start;margin-bottom:10px;padding:4px 10px;font-size:12px;font-weight:800;position:relative}.tool-tile h3{z-index:1;letter-spacing:-.03em;margin:0 0 8px;font-size:20px;position:relative}.tool-tile p{z-index:1;color:var(--muted);margin:0 0 18px;font-size:15px;position:relative}.tool-tile__go{z-index:1;color:var(--accent);align-items:center;gap:6px;margin-top:auto;font-size:14px;font-weight:800;display:inline-flex;position:relative}.tool-tile:hover .tool-tile__go svg{transform:translate(3px)}.tool-tile__go svg{transition:transform .18s}.tool-empty{text-align:center;background:var(--bg-soft);border:1px dashed var(--border-2);border-radius:var(--radius);padding:46px 20px}.tool-empty strong{color:var(--ink);margin-bottom:6px;font-size:18px;display:block}.tool-empty p{color:var(--muted);margin:0}.valuechips{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.valuechip{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);color:var(--text);border-radius:14px;align-items:center;gap:10px;padding:14px 18px;font-weight:600;display:inline-flex}.valuechip svg{color:var(--primary)}.page{padding:52px 0 12px}.page h1{letter-spacing:-.045em;margin:0 0 14px;font-size:clamp(30px,4.4vw,48px);line-height:1.08}.page-lead{color:var(--muted);max-width:66ch;margin:0;font-size:18px}.tool-head{margin-bottom:30px}.tool-head__top{align-items:center;gap:12px;margin-bottom:16px;display:flex}.tool-head__icon{width:54px;height:54px;color:var(--accent);background:color-mix(in srgb, var(--accent) 12%, #fff);border-radius:16px;place-items:center;display:grid}.tool-head__badge{color:var(--accent);background:color-mix(in srgb, var(--accent) 10%, #fff);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:800}.tool-shell{grid-template-columns:1fr 340px;align-items:start;gap:22px;margin-bottom:8px;display:grid}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:22px}.label{color:var(--ink);margin-bottom:8px;font-weight:800;display:block}.textarea{resize:vertical;border:1px solid var(--border-2);background:#fff;border-radius:16px;outline:none;width:100%;min-height:260px;padding:16px}.input{border:1px solid var(--border-2);background:#fff;border-radius:12px;outline:none;width:100%;min-height:48px;padding:0 14px}.textarea:focus,.input:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.stat{background:var(--bg-soft);border:1px solid var(--border);border-radius:16px;padding:15px}.stat b{letter-spacing:-.03em;color:var(--ink);font-variant-numeric:tabular-nums;font-size:26px;display:block}.stat span{color:var(--muted);font-size:13px;font-weight:700}.help{color:var(--muted);font-size:14px}.article{max-width:860px}.article h2{letter-spacing:-.035em;margin-top:38px}.article p,.article li,.article ul,.article ol{color:var(--text)}.faq{max-width:860px}.faq-list{gap:12px;margin-top:20px;display:grid}.faq-item{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);border-radius:16px;padding:6px 20px}.faq-item summary{cursor:pointer;color:var(--ink);padding:15px 28px 15px 0;font-weight:800;list-style:none;position:relative}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";color:var(--primary);font-size:22px;font-weight:700;position:absolute;top:50%;right:4px;transform:translateY(-50%)}.faq-item[open] summary:after{content:"−"}.faq-item p{color:var(--muted);margin:0 0 16px}.related{padding-top:8px}.receipt-list{gap:12px;margin-top:16px;display:grid}.receipt-item{border:1px solid var(--border);background:var(--bg-soft);border-radius:16px;grid-template-columns:88px 1fr 120px;align-items:center;gap:12px;padding:12px;display:grid}.receipt-item img{object-fit:cover;border:1px solid var(--border);border-radius:12px;width:88px;height:88px}.print-area{display:none}.footer{border-top:1px solid var(--border);color:var(--muted);margin-top:72px;padding:40px 0;font-size:15px}.footer-grid{flex-wrap:wrap;justify-content:space-between;gap:24px;display:flex}.footer a{font-weight:700}.footer a:hover{color:var(--primary)}@media print{.header,.footer,.no-print{display:none!important}body{background:#fff}.print-area{display:block}.screen-only{display:none!important}}@media (prefers-reduced-motion:reduce){.shape{animation:none}*{scroll-behavior:auto}}@media (max-width:900px){.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.tool-shell{grid-template-columns:1fr}.stat-strip{grid-template-columns:repeat(2,1fr)}.stat-strip__item:nth-child(3){border-left:0}.stat-strip__item:nth-child(n+3){border-top:1px solid var(--border)}}@media (max-width:720px){.nav-desktop{display:none}.mnav{display:block}}@media (max-width:640px){.tool-grid{grid-template-columns:1fr}.nav{min-height:60px}.shape{display:none}.home-hero{padding:52px 0 40px}.section{padding:44px 0}.home-sub{font-size:16px}.stat-strip__item{padding:18px 12px}.tool-tile{padding:20px}}