:root { color-scheme: light; --canvas:#eef3f1; --paper:#fff; --paper-alt:#f7faf9; --ink:#14211f; --muted:#5f716d; --line:#cbd7d3; --line-strong:#9eafa9; --teal:#087a70; --teal-deep:#075e57; --wheat:#d7a33b; --danger:#a9463a; --display:"Pretendard Variable","Noto Sans KR","Segoe UI",sans-serif; --ui:"Pretendard Variable","Noto Sans KR","Segoe UI",sans-serif; --mono:"IBM Plex Mono","Cascadia Code",Consolas,monospace; }
* { box-sizing:border-box; } html { scroll-behavior:smooth; } body { margin:0; min-width:320px; background:linear-gradient(180deg,#f8fbfa 0,#eef3f1 520px); color:var(--ink); font-family:var(--ui); } a { color:inherit; } button,input,select { font:inherit; } :focus-visible { outline:3px solid rgb(8 122 112 / 42%); outline-offset:3px; }
.skip-link { position:fixed; z-index:30; top:.5rem; left:.5rem; padding:.7rem 1rem; background:var(--ink); color:#fff; transform:translateY(-160%); } .skip-link:focus { transform:none; }
.guide-topbar { position:sticky; z-index:20; top:0; display:grid; min-height:58px; grid-template-columns:220px 1fr auto; align-items:center; gap:1rem; padding:.45rem max(1rem,calc((100vw - 1180px)/2)); border-bottom:1px solid #293735; background:#10191e; color:#eef5f3; }
.guide-brand { display:flex; align-items:center; gap:.65rem; font-size:.88rem; font-weight:850; text-decoration:none; } .guide-brand span { display:grid; width:32px; height:32px; place-items:center; border:1px solid #45645f; border-radius:7px; background:#d9efea; color:#116b64; }
.guide-topbar nav { display:flex; justify-content:center; gap:.2rem; } .guide-topbar nav a,.guide-actions>a:first-child { padding:.5rem .65rem; color:#a8b7b3; font-size:.72rem; font-weight:720; text-decoration:none; } .guide-topbar nav a:hover { color:#fff; background:#1e2b2e; }
.guide-actions { display:flex; align-items:center; gap:.35rem; } .button { display:inline-flex; min-height:40px; align-items:center; justify-content:center; gap:.45rem; padding:.58rem .82rem; border:1px solid transparent; border-radius:5px; font-size:.76rem; font-weight:800; text-decoration:none; cursor:pointer; } .button.primary { background:var(--teal); color:#fff; } .button.primary:hover { background:var(--teal-deep); } .button.secondary { border-color:var(--line-strong); background:#fff; color:var(--ink); } .button.quiet { min-height:34px; border-color:#415156; background:#202a2e; color:#fff; }
main { width:min(1180px,calc(100% - 2rem)); margin:auto; } .guide-hero { display:grid; min-height:520px; grid-template-columns:minmax(0,1.05fr) minmax(390px,.95fr); align-items:center; gap:clamp(2.5rem,7vw,6.5rem); padding:4.5rem 0 3.5rem; }
.eyebrow { color:var(--teal-deep); font:800 .64rem/1.4 var(--mono); letter-spacing:.075em; text-transform:uppercase; } h1,h2,h3,p { margin-top:0; } h1 { max-width:13ch; margin:.9rem 0 1.25rem; font:810 clamp(2.65rem,5vw,4.6rem)/1.02 var(--display); letter-spacing:-.06em; } .guide-hero>div>p { max-width:43rem; color:var(--muted); font-size:1rem; line-height:1.72; } .hero-actions { display:flex; flex-wrap:wrap; gap:.65rem; margin-top:1.55rem; }
.migration-ledger { overflow:hidden; border:1px solid #aebdb8; border-radius:8px; background:var(--paper); box-shadow:0 24px 55px rgb(21 47 41 / 12%); } .migration-ledger>header { display:flex; min-height:48px; align-items:center; justify-content:space-between; padding:.75rem .9rem; border-bottom:1px solid var(--line); background:#eef5f3; } .migration-ledger>header strong { font-size:.78rem; } .migration-ledger>header span { color:var(--teal-deep); font:750 .6rem var(--mono); }
.migration-ledger ol { margin:0; padding:0; list-style:none; } .migration-ledger li { display:grid; min-height:78px; grid-template-columns:38px 1fr auto; align-items:center; gap:.7rem; padding:.8rem 1rem; border-bottom:1px solid var(--line); } .migration-ledger li>span { color:var(--teal-deep); font:800 .64rem var(--mono); } .migration-ledger li div { display:grid; gap:.18rem; } .migration-ledger li strong { font-size:.83rem; } .migration-ledger li small { color:var(--muted); font:600 .68rem var(--mono); } .migration-ledger li i { color:var(--line-strong); } .migration-ledger li:last-child i { color:var(--teal); } .migration-ledger footer { display:flex; align-items:center; gap:.55rem; padding:.75rem 1rem; background:#fff6df; color:#615a49; font-size:.7rem; }
.guide-section { padding:4.5rem 0; border-top:1px solid var(--line); scroll-margin-top:68px; } .section-heading { display:grid; grid-template-columns:minmax(0,1fr) minmax(250px,.55fr); align-items:end; gap:2rem; margin-bottom:1.5rem; } h2 { max-width:19ch; margin:.45rem 0 0; font:790 clamp(1.8rem,3.6vw,3rem)/1.05 var(--display); letter-spacing:-.05em; } .section-heading>p { margin-bottom:0; color:var(--muted); font-size:.88rem; line-height:1.65; }
.source-grid { display:grid; min-height:520px; grid-template-columns:minmax(280px,.38fr) minmax(0,.62fr); border:1px solid var(--line); background:var(--line); gap:1px; } .source-picker,.source-detail { background:var(--paper); } .source-picker { padding:1rem; } .source-picker>label { display:block; margin-bottom:.45rem; color:var(--muted); font-size:.68rem; font-weight:750; } .search-field { display:grid; grid-template-columns:auto 1fr; align-items:center; gap:.5rem; padding:0 .65rem; border:1px solid var(--line-strong); border-radius:5px; background:var(--paper-alt); } .search-field:focus-within { border-color:var(--teal); box-shadow:0 0 0 2px rgb(8 122 112 / 12%); } .search-field input { width:100%; min-height:42px; border:0; outline:0; background:transparent; }
.source-list { display:grid; gap:2px; margin-top:.7rem; } .source-option { display:grid; width:100%; grid-template-columns:1fr auto; gap:.25rem .7rem; padding:.7rem .75rem; border:1px solid transparent; border-radius:4px; background:transparent; color:var(--ink); text-align:left; cursor:pointer; } .source-option:hover,.source-option[aria-selected="true"] { border-color:var(--line); background:#eef5f3; } .source-option[aria-selected="true"] { box-shadow:inset 3px 0 var(--teal); } .source-option strong { font-size:.78rem; } .source-option small { grid-column:1; color:var(--muted); font:600 .62rem var(--mono); } .source-option span { grid-column:2; grid-row:1/3; align-self:center; padding:.18rem .4rem; border:1px solid var(--line); border-radius:99px; color:var(--teal-deep); font-size:.58rem; font-weight:800; }
.source-detail { padding:1.3rem 1.5rem; } .empty-detail { display:grid; min-height:100%; place-items:center; color:var(--muted); text-align:center; } .detail-head { display:flex; align-items:flex-start; justify-content:space-between; gap:1rem; padding-bottom:1rem; border-bottom:1px solid var(--line); } .detail-head h3 { margin:.28rem 0 0; font-size:1.5rem; letter-spacing:-.04em; } .status-badge { display:inline-flex; padding:.25rem .45rem; border:1px solid #6aa99f; border-radius:99px; background:#e9f7f4; color:var(--teal-deep); font-size:.6rem; font-weight:800; } .detail-grid { display:grid; grid-template-columns:repeat(3,1fr); margin:1rem 0; border:1px solid var(--line); background:var(--line); gap:1px; } .detail-grid section { min-width:0; padding:.85rem; background:var(--paper-alt); } .detail-grid h4 { margin:0 0 .55rem; color:var(--muted); font-size:.64rem; text-transform:uppercase; } .domain-list { display:flex; flex-wrap:wrap; gap:.3rem; margin:0; padding:0; list-style:none; } .domain-list li { padding:.2rem .38rem; border:1px solid var(--line); background:#fff; font:600 .61rem var(--mono); }
.detail-lower { display:grid; grid-template-columns:1fr 1fr; gap:1.4rem; } .detail-lower h4 { margin:.3rem 0 .6rem; font-size:.76rem; } .detail-lower ol,.detail-lower ul { display:grid; gap:.5rem; margin:0; padding-left:1.2rem; color:var(--muted); font-size:.74rem; line-height:1.5; } .detail-sources { margin-top:1rem; padding-top:.8rem; border-top:1px solid var(--line); font-size:.68rem; } .detail-sources a { color:var(--teal-deep); } .detail-actions { display:flex; justify-content:flex-end; margin-top:1rem; }
.preservation-table { display:grid; grid-template-columns:repeat(3,1fr); border:1px solid var(--line); background:var(--line); gap:1px; } .preservation-table article { min-height:145px; padding:1rem; background:var(--paper); } .preservation-table header { display:flex; align-items:center; gap:.55rem; } .preservation-table i { display:grid; width:32px; height:32px; place-items:center; border:1px solid var(--line); border-radius:5px; background:#eef5f3; color:var(--teal); } .preservation-table strong { font-size:.78rem; } .preservation-table p { margin:.85rem 0 0; color:var(--muted); font-size:.78rem; line-height:1.65; }
.migration-steps { display:grid; grid-template-columns:repeat(7,1fr); margin:1.2rem 0 0; padding:0; border:1px solid var(--line); background:var(--line); gap:1px; list-style:none; } .migration-steps li { position:relative; display:grid; min-height:126px; align-content:start; gap:.35rem; padding:.75rem; background:var(--paper-alt); } .migration-steps li>span { color:var(--teal-deep); font:800 .64rem var(--mono); } .migration-steps strong { font-size:.7rem; line-height:1.35; } .migration-steps small { color:var(--muted); font-size:.6rem; line-height:1.4; }
.readiness-grid { display:grid; grid-template-columns:minmax(0,.58fr) minmax(300px,.42fr); border:1px solid var(--line); background:var(--line); gap:1px; } #migration-readiness-form,.readiness-result { padding:1.2rem; background:var(--paper); } #migration-readiness-form { display:grid; grid-template-columns:repeat(2,1fr); gap:.9rem; } #migration-readiness-form>label { display:grid; gap:.38rem; color:var(--muted); font-size:.68rem; font-weight:750; } #migration-readiness-form input,#migration-readiness-form select { min-height:40px; padding:.5rem .6rem; border:1px solid var(--line-strong); border-radius:4px; background:var(--paper-alt); color:var(--ink); } #migration-readiness-form fieldset { grid-column:1/-1; display:flex; flex-wrap:wrap; gap:.8rem 1.2rem; margin:0; padding:.8rem; border:1px solid var(--line); } #migration-readiness-form legend { padding:0 .3rem; color:var(--muted); font-size:.66rem; font-weight:750; } #migration-readiness-form fieldset label { display:flex; align-items:center; gap:.35rem; font-size:.7rem; } #migration-readiness-form fieldset input { min-height:auto; } #migration-readiness-form button { justify-self:start; }
.readiness-result { display:flex; min-height:320px; flex-direction:column; justify-content:center; } .readiness-result>i { margin-bottom:.8rem; color:var(--teal); font-size:2rem; } .readiness-result h3 { margin-bottom:.5rem; font-size:1.2rem; } .readiness-result p,.readiness-result li { color:var(--muted); font-size:.76rem; line-height:1.55; } .readiness-result ul { padding-left:1.2rem; } .result-mode { align-self:flex-start; margin-bottom:.75rem; padding:.3rem .5rem; border:1px solid #6aa99f; background:#e9f7f4; color:var(--teal-deep); font:800 .65rem var(--mono); }
.guide-footer { display:flex; width:min(1180px,calc(100% - 2rem)); align-items:center; gap:1rem; margin:auto; padding:1.4rem 0 2rem; border-top:1px solid var(--line); color:var(--muted); font:650 .68rem var(--mono); } .guide-footer span { margin-right:auto; }
@media(max-width:900px){ .guide-hero,.section-heading { grid-template-columns:1fr; } .guide-hero { padding-top:3rem; } .source-grid,.readiness-grid { grid-template-columns:1fr; } .detail-grid { grid-template-columns:1fr; } .preservation-table { grid-template-columns:1fr; } .migration-steps { grid-template-columns:repeat(4,1fr); } }
@media(max-width:680px){ .guide-topbar { grid-template-columns:1fr auto; } .guide-topbar nav { grid-column:1/-1; grid-row:2; justify-content:flex-start; overflow:auto; } .guide-actions>a:first-child { display:none; } .guide-hero { grid-template-columns:1fr; min-height:auto; } .migration-ledger { box-shadow:none; } .detail-lower,#migration-readiness-form { grid-template-columns:1fr; } .migration-steps { grid-template-columns:repeat(2,1fr); } }
@media(prefers-reduced-motion:reduce){ html { scroll-behavior:auto; } }