/* program1472 — 솔루션·홈페이지 제작·기술 가이드 공통 스타일 (2026-10-08)
   외부 폰트·라이브러리 없음(렌더링 차단 리소스 0). 홈(index.php)과 같은 팔레트 */
:root{
  --bg:#0a0a1a; --bg2:#11112a; --card:rgba(255,255,255,.045); --line:rgba(255,255,255,.09);
  --text:#e6e6f0; --muted:#a3a3b8; --primary:#6c5ce7; --primary-l:#a29bfe; --accent:#00cec9;
  --radius:16px; --wrap:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  background:var(--bg);color:var(--text);font-size:16.5px;line-height:1.75;word-break:keep-all;overflow-wrap:anywhere}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.ico{flex:none;vertical-align:-.2em}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:20px}
.skip{position:absolute;left:-999px;top:0;background:#fff;color:#000;padding:.5rem 1rem;z-index:200}
.skip:focus{left:8px}
.muted{color:var(--muted)}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(10,10,26,.85);backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(108,92,231,.25)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:64px}
.logo{font-size:1.35rem;font-weight:800;color:#fff;letter-spacing:-.3px}
.logo span{color:var(--accent)}
.logo:hover{text-decoration:none}
.gnb{display:flex;gap:1.6rem}
.gnb a{color:var(--muted);font-size:.95rem;font-weight:600;padding:.4rem 0}
.gnb a:hover,.gnb a[aria-current="page"]{color:#fff;text-decoration:none}
.gnb a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--accent)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:var(--text);border-radius:10px;
  padding:.45rem .8rem;font-size:.9rem;cursor:pointer;min-height:44px}
@media (max-width:820px){
  .nav-toggle{display:block}
  .gnb{display:none;position:absolute;left:0;right:0;top:64px;flex-direction:column;gap:0;
    background:rgba(10,10,26,.98);border-bottom:1px solid var(--line);padding:.5rem 20px 1rem}
  .gnb.open{display:flex}
  .gnb a{padding:.8rem 0;border-bottom:1px solid var(--line)}
}

/* breadcrumb */
.crumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:.25rem;font-size:.85rem;color:var(--muted);padding:1.2rem 0 0}
.crumb li+li::before{content:"/";margin:0 .45rem;opacity:.5}
.crumb a{color:var(--muted)}
.crumb [aria-current]{color:var(--text)}

/* hero */
.hero-sub{padding:2.2rem 0 2.6rem;background:radial-gradient(900px 380px at 15% 0%,rgba(108,92,231,.22),transparent 70%),
  radial-gradient(700px 300px at 90% 10%,rgba(0,206,201,.12),transparent 70%)}
.eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.14em;color:var(--primary-l);margin-bottom:.6rem}
h1{font-size:clamp(1.75rem,4.2vw,2.6rem);line-height:1.3;font-weight:800;letter-spacing:-.5px;color:#fff;margin-bottom:1rem}
.h1-sub{display:block;font-size:.5em;font-weight:600;color:var(--accent);margin-top:.5rem;letter-spacing:0}
.lead{font-size:1.08rem;color:#d4d4e2;max-width:52rem}
.lead-2{color:var(--muted);max-width:52rem;margin-top:.7rem}
.updated,.meta{font-size:.85rem;color:var(--muted);margin-top:1rem}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem;margin:1.4rem 0 0}
.chips a{display:inline-block;padding:.35rem .8rem;border:1px solid rgba(108,92,231,.4);border-radius:999px;
  font-size:.85rem;color:var(--primary-l);background:rgba(108,92,231,.1)}
.chips a:hover{text-decoration:none;border-color:var(--accent);color:#fff}
.cta-row{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.6rem}
.btn{display:inline-flex;align-items:center;gap:.5rem;min-height:46px;padding:.7rem 1.4rem;border-radius:12px;
  font-weight:700;font-size:.98rem;border:1px solid transparent}
.btn:hover{text-decoration:none}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;box-shadow:0 6px 22px rgba(108,92,231,.35)}
.btn-ghost{border-color:rgba(255,255,255,.25);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}

/* content */
.content{padding-bottom:3rem}
.block{padding:2.2rem 0 .4rem;border-top:1px solid var(--line)}
.content>.block:first-child{border-top:0}
.block h2{font-size:clamp(1.3rem,2.8vw,1.65rem);line-height:1.4;color:#fff;margin-bottom:1rem;letter-spacing:-.3px}
.block h3{font-size:1.08rem;color:#fff;margin-bottom:.5rem}
.block p{margin-bottom:.9rem;max-width:52rem}
ul.dots{padding-left:1.2rem;margin-bottom:1rem}
ul.dots li{margin-bottom:.45rem}
.steps-ol{padding-left:1.4rem;margin-bottom:1rem}
.steps-ol li{margin-bottom:.55rem;padding-left:.2rem}
.checks{list-style:none;display:grid;gap:.6rem;margin-bottom:.8rem}
.checks.two-col{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.checks li{display:flex;gap:.6rem;align-items:flex-start;background:var(--card);border:1px solid var(--line);
  border-radius:12px;padding:.75rem 1rem}
.checks .ico{color:var(--accent);margin-top:.25rem}

.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem;margin-top:1rem}
.feature{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem 1.3rem}
.feature ul{padding-left:1.1rem;color:#cfcfdd;font-size:.95rem}
.feature li{margin-bottom:.3rem}

.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.1rem;margin-top:1rem}
.card-grid.three{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{display:flex;flex-direction:column;gap:.5rem;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:1.4rem;color:var(--text);transition:border-color .2s,transform .2s}
.card:hover{border-color:rgba(108,92,231,.55);transform:translateY(-3px);text-decoration:none}
.card-ico{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:12px;
  background:rgba(108,92,231,.18);color:var(--primary-l)}
.card h3{margin:0}
.card h3 a{color:#fff}
.card p{font-size:.95rem;color:#c9c9d8;margin:0}
.card ul{padding-left:1.1rem;font-size:.9rem;color:var(--muted)}
.card .more{margin-top:auto;font-weight:700;font-size:.92rem;display:inline-flex;align-items:center;gap:.3rem}
.card-grid.small .card{padding:1.1rem 1.2rem}
.card-title{font-weight:700;color:#fff}
.card-desc{font-size:.88rem;color:var(--muted)}

/* table */
.table-wrap{overflow-x:auto;margin:.6rem 0 .6rem;border:1px solid var(--line);border-radius:12px}
table{width:100%;border-collapse:collapse;font-size:.93rem;min-width:560px}
caption{caption-side:top;text-align:left;padding:.7rem 1rem;color:var(--muted);font-size:.85rem;font-weight:600}
th,td{padding:.75rem 1rem;border-top:1px solid var(--line);text-align:left;vertical-align:top}
thead th{background:rgba(108,92,231,.14);color:#fff;border-top:0;white-space:nowrap}
tbody th{color:#fff;font-weight:700;white-space:nowrap}
.table-note{font-size:.85rem;color:var(--muted)}

pre.code{background:#0d0d22;border:1px solid var(--line);border-radius:12px;padding:1rem 1.2rem;overflow-x:auto;
  font-family:Consolas,"D2Coding",monospace;font-size:.9rem;line-height:1.6;color:#d9f7f6;margin:.4rem 0 1rem;white-space:pre}

.box,.summary,.help-box{background:linear-gradient(135deg,rgba(108,92,231,.14),rgba(0,206,201,.07));
  border:1px solid rgba(108,92,231,.35);border-radius:var(--radius);padding:1.2rem 1.4rem;margin:.6rem 0 1rem}
.box-title{font-weight:800;color:#fff;margin-bottom:.4rem}
.summary{margin:1.6rem 0 .4rem}
.help-box{margin-top:2.2rem}
.help-box h2{font-size:1.25rem;color:#fff;margin-bottom:.5rem}

.faq{display:grid;gap:.7rem}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:.9rem 1.2rem}
.faq summary{cursor:pointer;font-weight:700;color:#fff;list-style-position:outside}
.faq details[open] summary{color:var(--accent)}
.faq details p{margin:.6rem 0 0;color:#cfcfdd}

.process{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}
.process li{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem}
.process .num{display:inline-block;font-weight:800;color:var(--accent);font-size:1.1rem;margin-bottom:.3rem}
.process p{font-size:.94rem;color:#c9c9d8;margin:0}

.more-links{list-style:none;display:grid;gap:.45rem;margin:.4rem 0 1rem}
.more-links a{display:inline-flex;align-items:center;gap:.35rem;font-weight:600}

.final-cta{margin-top:2.6rem;text-align:center;padding:2.4rem 1.4rem;border-radius:20px;
  background:linear-gradient(135deg,rgba(108,92,231,.22),rgba(0,206,201,.1));border:1px solid rgba(108,92,231,.35)}
.final-cta h2{font-size:clamp(1.25rem,2.8vw,1.6rem);color:#fff;margin-bottom:.6rem}
.final-cta p{color:#cfcfdd;max-width:40rem;margin:0 auto 1.3rem}

.article{max-width:860px}
.article-head{padding-top:1.6rem}

.notfound{padding:3rem 20px 4rem}
.link-list{list-style:none;display:grid;gap:.6rem;margin-top:1.4rem}

/* footer */
.site-footer{border-top:1px solid var(--line);background:var(--bg2);padding:2.6rem 0 1.4rem;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:2rem}
.footer-grid p{margin-bottom:.4rem}
.footer-grid ul{list-style:none}
.footer-grid li{margin-bottom:.35rem}
.footer-grid nav a,.footer-grid .muted a{color:var(--muted)}
.footer-grid nav a:hover{color:#fff}
.f-title{font-weight:800;color:#fff;margin:0 0 .6rem}
.f-title a{color:#fff !important}
.copy{margin-top:2rem;color:var(--muted);font-size:.85rem}
@media (max-width:820px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.footer-grid{grid-template-columns:1fr}.checks.two-col{grid-template-columns:1fr}body{font-size:16px}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}