#hd_login_msg{position:fixed!important;left:-9999px!important;top:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}

:root{--vine-dark:#171B22;--vine-dark2:#242A33;--vine-red:#C4001A;--vine-ink:#111827;--vine-muted:#5B6472;--vine-line:#E3E6EB;--vine-bg:#F6F7F9;--vine-surface:#fff}
body{background:var(--vine-bg)!important;color:var(--vine-ink)!important;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR",Arial,sans-serif!important}
a{text-decoration:none;color:inherit}.vine-site-header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--vine-line);position:sticky;top:0;z-index:999}.vine-nav{max-width:1200px;height:72px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}.vine-brand{display:flex;align-items:center;gap:12px}.vine-brand img{height:38px;max-width:116px;width:auto;object-fit:contain}.vine-brand-text{line-height:1.05}.vine-brand-name{font-weight:900;font-size:22px;letter-spacing:.08em}.vine-brand-sub{font-size:11px;color:#7A8391;font-weight:700;letter-spacing:.05em;margin-top:4px}.vine-links{display:flex;gap:24px;font-size:14px;font-weight:750}.vine-links a{padding:28px 0;position:relative;color:#343B46}.vine-links a:hover,.vine-links a.active{color:var(--vine-red)}.vine-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--vine-red);border-radius:3px}.vine-support-hero{background:linear-gradient(135deg,var(--vine-dark),var(--vine-dark2));color:#fff}.vine-support-hero-inner{max-width:1200px;margin:0 auto;padding:54px 24px 64px}.vine-eyebrow{display:inline-block;color:#fff;background:rgba(196,0,26,.18);border:1px solid rgba(196,0,26,.42);padding:7px 12px;border-radius:999px;font-size:13px;font-weight:850;letter-spacing:.04em;margin-bottom:16px}.vine-support-hero h1{font-size:clamp(36px,4vw,58px);line-height:1.05;letter-spacing:-.045em;margin:0}.vine-support-hero p{max-width:650px;color:#D8DDE4;font-size:17px}.vine-tabs-wrap{max-width:1200px;margin:-31px auto 32px;padding:0 24px}.vine-tabs{background:#fff;border:1px solid var(--vine-line);border-radius:18px;padding:10px;display:flex;gap:6px;align-items:center;box-shadow:0 16px 44px rgba(17,24,39,.10)}.vine-tabs a{padding:12px 15px;border-radius:12px;font-weight:850;color:#333B46}.vine-tabs a.active{background:var(--vine-red);color:#fff}.vine-tabs .contact-tab{margin-left:auto;background:var(--vine-dark);color:#fff}.vine-board-wrap{max-width:1200px;margin:0 auto 64px;padding:0 24px}.vine-board-card{background:#fff;border:1px solid var(--vine-line);border-radius:22px;box-shadow:0 9px 24px rgba(17,24,39,.07);padding:28px}.vine-footer{background:#111722;color:rgba(255,255,255,.78);margin-top:60px}.vine-footer-inner{max-width:1200px;margin:0 auto;padding:38px 24px;display:flex;align-items:flex-start;justify-content:space-between;gap:30px}.vine-footer img{height:34px;max-width:110px;width:auto;object-fit:contain}.vine-footer h3{margin:0;color:#fff}.vine-footer p{margin:8px 0 0}.vine-footer a{display:inline-block;margin-left:18px;color:rgba(255,255,255,.72)}.vine-footer-copy{text-align:center;border-top:1px solid rgba(255,255,255,.12);padding:14px;color:rgba(255,255,255,.55);font-size:13px}.vine-top-btn{position:fixed;right:22px;bottom:22px;width:44px;height:44px;border:1px solid var(--vine-line);border-radius:12px;background:#fff;color:var(--vine-dark);cursor:pointer}.sound_only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
@media(max-width:900px){.vine-links{display:none}.vine-tabs{flex-wrap:wrap}.vine-tabs .contact-tab{margin-left:0}.vine-footer-inner{display:block}.vine-footer a{margin:10px 18px 0 0}}

/* V4.1 board presentation */
.vine-board-title{font-size:30px;letter-spacing:-.04em;margin:0 0 6px}.vine-board-desc{color:var(--vine-muted);margin:0 0 22px}.vine-public-list{display:grid;gap:10px}.vine-public-item{display:block;border:1px solid var(--vine-line);border-radius:16px;padding:17px 18px;background:#fff;transition:.18s}.vine-public-item:hover{border-color:#d8acb2;box-shadow:0 12px 28px rgba(17,24,39,.07);transform:translateY(-1px)}.vine-public-item h3{margin:0;color:var(--vine-ink);font-size:18px;letter-spacing:-.02em}.vine-public-item p{margin:7px 0 0;color:var(--vine-muted);font-size:14px}.vine-empty{border:1px dashed #CBD2DB;background:#FBFCFD;border-radius:16px;padding:28px;text-align:center;color:#687284}.vine-admin-actions{margin-top:18px;text-align:right}.vine-btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:10px 14px;font-weight:900;border:1px solid var(--vine-line);background:#fff}.vine-btn.red{background:var(--vine-red);border-color:var(--vine-red);color:#fff}.vine-download-list{display:grid;gap:10px}.vine-download-item{display:grid;grid-template-columns:120px 1fr auto;gap:14px;align-items:center;border:1px solid var(--vine-line);border-radius:16px;padding:16px;background:#fff}.vine-type{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:6px 10px;background:#FFF1F3;color:var(--vine-red);font-weight:850;font-size:12px}.vine-appnote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.vine-appnote-card{border:1px solid var(--vine-line);border-radius:18px;background:#fff;padding:18px;min-height:170px}.vine-faq-list{display:grid;gap:10px}.vine-faq-item{border:1px solid var(--vine-line);border-radius:16px;background:#fff;padding:18px}.vine-faq-item h3{margin:0;font-size:18px}.vine-faq-item p{margin:8px 0 0;color:var(--vine-muted)}.vine-view-meta{display:none}.vine-content{line-height:1.75}.vine-write-note{background:#FBFCFD;border:1px solid var(--vine-line);border-radius:14px;padding:14px;margin-bottom:14px;color:var(--vine-muted)}.vine-form-row{display:grid;gap:6px;margin-bottom:14px}.vine-form-row label{font-weight:850}.vine-form-row input,.vine-form-row textarea{width:100%;border:1px solid #CDD3DB;border-radius:12px;padding:12px}.vine-form-row textarea{min-height:220px}.vine-hidden-admin-field{display:none!important}
@media(max-width:800px){.vine-download-item{grid-template-columns:1fr}.vine-appnote-grid{grid-template-columns:1fr}.vine-public-item h3{font-size:17px}}
/* V5.1 dropdown navigation alignment for Gnuboard theme */
.vine-nav-item{position:relative;display:flex;align-items:center}.vine-nav-item>a{padding:28px 0;color:#343B46}.vine-drop,.vine-mega{position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--vine-line);border-radius:16px;box-shadow:0 12px 32px rgba(17,24,39,.12);z-index:9999;opacity:0;visibility:hidden;transform:translateY(8px);transition:.16s;pointer-events:none}.vine-drop{min-width:230px;padding:10px}.vine-drop a,.vine-mega a{display:block;padding:8px 10px;border-radius:10px;color:#343B46;font-size:13px;margin:0}.vine-drop a:hover,.vine-mega a:hover{background:#FFF1F3;color:var(--vine-red)}.vine-has-menu:hover .vine-drop,.vine-has-mega:hover .vine-mega,.vine-has-menu:focus-within .vine-drop,.vine-has-mega:focus-within .vine-mega{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}.vine-mega{width:min(820px,calc(100vw - 40px));display:grid;grid-template-columns:1fr 1.25fr 1fr;gap:14px;padding:16px;left:50%;transform:translate(-35%,8px)}.vine-has-mega:hover .vine-mega,.vine-has-mega:focus-within .vine-mega{transform:translate(-35%,0)}.vine-mega h4{margin:0 0 8px;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:#111827}.vine-links{gap:20px}.vine-links>a,.vine-links .vine-nav-item>a{font-weight:750}
@media(max-width:900px){.vine-nav-item{display:none}}


/* V5.3 menu safety override: dropdowns are hidden by default and shown only as panels. */
.vine-drop,.vine-mega{display:none !important;opacity:1 !important;visibility:visible !important;pointer-events:auto !important;transform:none !important;background:#fff !important;border:1px solid var(--vine-line) !important;box-shadow:0 18px 50px rgba(17,24,39,.18) !important;color:#303744 !important;z-index:99999 !important;}
.vine-has-menu:hover .vine-drop,.vine-has-menu:focus-within .vine-drop{display:block !important;}
.vine-has-mega:hover .vine-mega,.vine-has-mega:focus-within .vine-mega{display:grid !important;}
.vine-mega{left:50% !important;transform:translateX(-50%) !important;width:min(820px,calc(100vw - 48px)) !important;grid-template-columns:1fr 1.35fr 1fr !important;gap:16px !important;padding:18px !important;border-radius:18px !important;}

/* V5.4 simplified Thin-Film menu */
.vine-thinfilm-simple{min-width:250px}.vine-menu-divider{display:block;height:1px;background:#e5e7eb;margin:7px 4px}.vine-mega{display:none!important}


/* V5.5 header/footer refinement */
.vine-brand-name{display:none}.vine-brand-sub{font-size:11px;font-weight:800}.vine-simple-footer{background:#fff!important;color:#111827!important;border-top:1px solid var(--vine-line);margin-top:50px}.vine-footer-simple-inner{max-width:1200px;margin:0 auto;padding:24px;display:flex;align-items:center;justify-content:space-between;gap:20px}.vine-footer-simple-inner img{height:34px;width:auto;object-fit:contain}.vine-footer-simple-inner div{font-size:13px;color:#5B6472;font-weight:650}@media(max-width:800px){.vine-footer-simple-inner{display:block;text-align:center}.vine-footer-simple-inner img{margin:0 auto 10px}}

/* V5.7 brand baseline refinement */
.vine-brand-sub{transform:translateY(3px);display:inline-block}


/* V5.8 Rule 4.2 review refinements */
.vine-brand-sub{transform:translateY(13px);display:inline-block}.vine-footer-contact{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end}.vine-footer-contact div{flex-basis:100%;text-align:right}@media(max-width:800px){.vine-brand-sub{transform:none}.vine-footer-contact{justify-content:center}.vine-footer-contact div{text-align:center}}

.official-summary-section{padding-top:34px}.official-summary-table th{width:220px}.future-note{border-left:4px solid var(--red);padding-left:16px}


/* V2.1 support board alignment and Korean typography */
html[lang="ko"] .vine-support-hero h1{font-size:clamp(30px,3.55vw,48px);line-height:1.14;letter-spacing:-.04em;font-weight:900}
html[lang="ko"] .vine-board-title{font-size:clamp(24px,2.4vw,32px);line-height:1.18;letter-spacing:-.035em}
.vine-download-item small{display:block;margin-top:5px;color:var(--vine-muted);font-size:13px;line-height:1.4}.vine-download-note{margin-top:14px;color:var(--vine-muted)}.vine-files p{margin:10px 0 0}.vine-tabs a{white-space:nowrap}@media(max-width:800px){.vine-tabs a{white-space:normal}.vine-download-item .vine-btn{justify-self:flex-start}}