:root{
  --guide-bg:#f4f8ff;
  --guide-surface:#ffffff;
  --guide-surface-soft:#edf4ff;
  --guide-ink:#10233f;
  --guide-muted:#59708f;
  --guide-line:#d4e0f0;
  --guide-blue:#1268df;
  --guide-blue-deep:#094da9;
  --guide-green:#167449;
  --guide-shadow:0 14px 34px rgba(27,67,120,.10);
}
*{box-sizing:border-box}
html{background:var(--guide-bg)}
body{min-width:320px;margin:0;background:var(--guide-bg);color:var(--guide-ink);font-family:Arial,"Noto Sans KR",sans-serif;line-height:1.7}
a{color:inherit}
.guide-skip{position:absolute;left:12px;top:-52px;padding:9px 13px;border-radius:8px;background:var(--guide-blue);color:#fff;font-weight:800;text-decoration:none;z-index:10}
.guide-skip:focus{top:12px}
.guide-header{display:flex;align-items:center;justify-content:space-between;gap:24px;max-width:1180px;margin:0 auto;padding:20px 26px}
.guide-brand{display:inline-flex;align-items:center;gap:10px;color:var(--guide-ink);font-size:19px;font-weight:900;letter-spacing:-.8px;text-decoration:none}
.guide-brand img{width:30px;height:30px;object-fit:contain}
.guide-brand small{display:block;color:var(--guide-blue);font-size:9px;letter-spacing:1.2px;line-height:1.1}
.guide-header nav{display:flex;align-items:center;gap:18px;color:var(--guide-muted);font-size:14px;font-weight:800}
.guide-header nav a{text-decoration:none}
.guide-header nav a:hover,.guide-header nav a:focus-visible{color:var(--guide-blue);text-decoration:underline}
.guide-main{max-width:980px;margin:0 auto;padding:20px 26px 72px}
.guide-hero{padding:52px;border:1px solid var(--guide-line);border-radius:24px;background:linear-gradient(135deg,#fff 0%,#e9f2ff 100%);box-shadow:var(--guide-shadow)}
.guide-kicker{margin:0 0 12px;color:var(--guide-blue);font-size:11px;font-weight:900;letter-spacing:1.5px}
.guide-hero h1{max-width:720px;margin:0;color:var(--guide-ink);font-size:42px;line-height:1.27;letter-spacing:-2.2px}
.guide-hero p:not(.guide-kicker){max-width:710px;margin:18px 0 0;color:var(--guide-muted);font-size:17px}
.guide-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:27px}
.guide-button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 17px;border:1px solid var(--guide-blue);border-radius:10px;background:var(--guide-blue);color:#fff;font-size:14px;font-weight:900;text-decoration:none}
.guide-button:hover,.guide-button:focus-visible{background:var(--guide-blue-deep);border-color:var(--guide-blue-deep)}
.guide-button.secondary{background:var(--guide-surface);color:var(--guide-blue)}
.guide-button.secondary:hover,.guide-button.secondary:focus-visible{background:var(--guide-surface-soft);border-color:var(--guide-blue)}
.guide-section{margin-top:34px}
.guide-section h2{margin:0 0 12px;font-size:28px;letter-spacing:-1.2px}
.guide-section>p{margin:0;color:var(--guide-muted)}
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:17px}
.guide-card{display:flex;min-height:220px;flex-direction:column;padding:23px;border:1px solid var(--guide-line);border-radius:16px;background:var(--guide-surface);box-shadow:0 7px 18px rgba(27,67,120,.05)}
.guide-card .guide-card-number{color:var(--guide-blue);font-size:12px;font-weight:900;letter-spacing:1px}
.guide-card h2{margin:11px 0 9px;font-size:20px;line-height:1.4;letter-spacing:-.7px}
.guide-card p{margin:0;color:var(--guide-muted);font-size:14px;line-height:1.65}
.guide-card a{margin-top:auto;padding-top:17px;color:var(--guide-blue);font-size:14px;font-weight:900;text-decoration:none}
.guide-card a:hover,.guide-card a:focus-visible{text-decoration:underline}
.guide-checklist{display:grid;grid-template-columns:1fr 1fr;gap:1px;overflow:hidden;margin-top:16px;border:1px solid var(--guide-line);border-radius:15px;background:var(--guide-line)}
.guide-checklist article{padding:20px 22px;background:var(--guide-surface)}
.guide-checklist b{display:block;font-size:16px}
.guide-checklist span{display:block;margin-top:7px;color:var(--guide-muted);font-size:14px;line-height:1.6}
.guide-article{padding:38px 48px;border:1px solid var(--guide-line);border-radius:20px;background:var(--guide-surface);box-shadow:var(--guide-shadow)}
.guide-article>p:first-of-type{margin-top:0;color:var(--guide-muted);font-size:17px}
.guide-article h2{margin:38px 0 12px;font-size:27px;letter-spacing:-1.2px}
.guide-article h3{margin:27px 0 8px;font-size:19px;letter-spacing:-.6px}
.guide-article p{margin:10px 0;color:#314965}
.guide-article ul,.guide-article ol{margin:12px 0;padding-left:24px;color:#314965}
.guide-article li{margin:7px 0;padding-left:3px}
.guide-note{margin:24px 0;padding:18px 20px;border:1px solid #b9d2f5;border-left:5px solid var(--guide-blue);border-radius:10px;background:var(--guide-surface-soft)}
.guide-note b{display:block;color:var(--guide-blue-deep)}
.guide-note p{margin:5px 0 0!important;color:#315575!important;font-size:14px}
.guide-steps{counter-reset:guide-steps;display:grid;gap:10px;margin:15px 0;padding:0;list-style:none}
.guide-steps li{position:relative;min-height:66px;margin:0;padding:16px 18px 16px 58px;border:1px solid var(--guide-line);border-radius:11px;background:#fbfdff}
.guide-steps li:before{counter-increment:guide-steps;content:counter(guide-steps);position:absolute;left:17px;top:16px;display:grid;place-items:center;width:27px;height:27px;border-radius:50%;background:var(--guide-blue);color:#fff;font-size:13px;font-weight:900}
.guide-formula{margin:17px 0;padding:20px;border:1px solid #b9d2f5;border-radius:12px;background:linear-gradient(135deg,#edf5ff,#fafdff);color:var(--guide-blue-deep);font-size:18px;font-weight:900;line-height:1.55;text-align:center}
.guide-table-wrap{overflow-x:auto;margin:17px 0;border:1px solid var(--guide-line);border-radius:11px}
.guide-table{width:100%;min-width:570px;border-collapse:collapse;background:var(--guide-surface);font-size:14px}
.guide-table th,.guide-table td{padding:14px 16px;border-bottom:1px solid var(--guide-line);text-align:left;vertical-align:top}
.guide-table th{background:#edf4ff;color:var(--guide-blue-deep);font-size:13px}
.guide-table tr:last-child td{border-bottom:0}
.guide-table td:first-child{font-weight:900}
.guide-faq{margin-top:18px;border-top:1px solid var(--guide-line)}
.guide-faq details{border-bottom:1px solid var(--guide-line)}
.guide-faq summary{padding:17px 30px 17px 0;cursor:pointer;font-weight:900}
.guide-faq p{padding:0 0 17px;margin:0;color:var(--guide-muted);font-size:14px}
.guide-footer{max-width:1180px;margin:0 auto;padding:22px 26px 36px;color:var(--guide-muted);font-size:13px}
.guide-footer-inner{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding-top:22px;border-top:1px solid var(--guide-line)}
.guide-footer nav{display:flex;flex-wrap:wrap;gap:14px}.guide-footer a{text-decoration:none}.guide-footer a:hover,.guide-footer a:focus-visible{text-decoration:underline;color:var(--guide-blue)}
@media(max-width:760px){
  .guide-header{align-items:flex-start;padding:18px 20px}.guide-header nav{gap:12px;font-size:12px}.guide-header nav a:nth-child(2){display:none}
  .guide-main{padding:14px 20px 52px}.guide-hero{padding:32px 24px;border-radius:17px}.guide-hero h1{font-size:32px;letter-spacing:-1.5px}.guide-hero p:not(.guide-kicker){font-size:15px}
  .guide-grid,.guide-checklist{grid-template-columns:1fr}.guide-card{min-height:0}.guide-article{padding:28px 23px;border-radius:16px}.guide-article h2{margin-top:32px;font-size:24px}.guide-section h2{font-size:24px}.guide-footer{padding:18px 20px 28px}.guide-footer-inner{display:block}.guide-footer nav{margin-top:10px}
}
@media(prefers-color-scheme:dark){
  :root{--guide-bg:#111722;--guide-surface:#192230;--guide-surface-soft:#152d4e;--guide-ink:#eef5ff;--guide-muted:#b2c3d9;--guide-line:#314258;--guide-blue:#54a1ff;--guide-blue-deep:#9bc8ff;--guide-shadow:0 14px 34px rgba(0,0,0,.24)}
  .guide-hero{background:linear-gradient(135deg,#1b2839 0%,#142d4f 100%)}.guide-card,.guide-checklist article,.guide-table,.guide-article{background:var(--guide-surface)}.guide-article p,.guide-article ul,.guide-article ol{color:#d5e2f3}.guide-steps li{background:#182432}.guide-table th{background:#142d4e;color:#b9d8ff}.guide-note{background:#152d4e}.guide-note p{color:#c8dbf0!important}.guide-formula{background:linear-gradient(135deg,#172d49,#13263d);color:#b9d8ff}
}

/* Public guide typography and surfaces use the same semantic system as the app. */
:root{--guide-bg:var(--bg-canvas);--guide-surface:var(--bg-surface);--guide-surface-soft:var(--bg-subtle);--guide-ink:var(--text-primary);--guide-muted:var(--text-secondary);--guide-line:var(--border-subtle);--guide-blue:var(--accent-link);--guide-blue-deep:var(--accent-link-hover);--guide-green:var(--success);--guide-shadow:var(--shadow-soft)}
body{font-family:var(--font-sans);font-size:16px;line-height:1.65}.guide-header{max-width:1280px;padding:var(--space-5) var(--space-6)}.guide-brand{font-size:20px;font-weight:700;letter-spacing:-.02em}.guide-brand small,.guide-kicker{font-family:var(--font-sans);font-weight:600}.guide-header nav{font-size:14px;font-weight:600;color:var(--text-secondary)}.guide-main{max-width:1120px;padding:var(--space-5) var(--space-6) var(--space-16)}.guide-hero{padding:var(--space-12);border-color:var(--border-subtle);border-radius:var(--radius-lg);background:var(--bg-surface);box-shadow:none}.guide-hero h1{font-size:40px;line-height:1.28;letter-spacing:-.025em}.guide-hero p:not(.guide-kicker){font-size:16px;line-height:1.65}.guide-button{min-height:44px;border-radius:var(--radius-sm);font-size:14px;font-weight:600}.guide-section{margin-top:var(--space-10)}.guide-section h2{font-size:28px;line-height:1.35;letter-spacing:-.02em}.guide-section>p{font-size:16px;line-height:1.65}.guide-grid{gap:var(--space-4)}.guide-card{min-height:0;padding:var(--space-6);border-color:var(--border-subtle);border-radius:var(--radius-md);box-shadow:none}.guide-card h2{font-size:22px}.guide-card p,.guide-card a,.guide-checklist span{font-size:15px;line-height:1.6}.guide-checklist{gap:1px;border-color:var(--border-subtle);border-radius:var(--radius-md);background:var(--border-subtle)}.guide-checklist article{padding:var(--space-5);background:var(--bg-surface)}.guide-article{padding:var(--space-10);border-color:var(--border-subtle);border-radius:var(--radius-lg);box-shadow:none}.guide-article>p:first-of-type,.guide-article p,.guide-article ul,.guide-article ol{color:var(--text-secondary);font-size:16px;line-height:1.65}.guide-article h2{font-size:28px;line-height:1.35;letter-spacing:-.02em}.guide-article h3{font-size:22px;line-height:1.4}.guide-note,.guide-formula{border-color:var(--border-subtle);border-radius:var(--radius-md);background:var(--accent-subtle)}.guide-table-wrap{border-color:var(--border-subtle);border-radius:var(--radius-md)}.guide-table th{background:var(--bg-subtle);color:var(--text-secondary);font-size:13px}.guide-table td{font-size:14px}.guide-footer{max-width:1280px;color:var(--text-tertiary);font-size:13px}
@media(max-width:760px){.guide-header{padding:var(--space-4)}.guide-main{padding:var(--space-4) var(--space-4) var(--space-12)}.guide-hero{padding:var(--space-8) var(--space-6)}.guide-hero h1{font-size:32px}.guide-hero p:not(.guide-kicker),.guide-article p,.guide-article ul,.guide-article ol{font-size:16px}.guide-article{padding:var(--space-6) var(--space-5)}.guide-article h2,.guide-section h2{font-size:24px}.guide-card{padding:var(--space-5)}}