header { background: var(--bg2); border-bottom: 1px solid var(--border); position: sticky; top: var(--gnav-h, 0px); z-index: 100; }
.nav-top { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; height: 48px; display: flex; align-items: center; gap: 12px; }
.logo { display:flex; align-items:center; font-family: var(--font); font-size: 1rem; font-weight: 700; color: var(--accent); text-decoration: none; letter-spacing: .05em; flex-shrink: 0; }
.logo:hover { opacity: .8; }
.logo-sep { color: var(--border); font-family: var(--font); font-size: .9rem; margin: 0 2px; }
.logo-sub { font-family: var(--font); font-size: .8rem; color: var(--text3); min-width:65px; display:inline-block; }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left:12px; padding-left:12px; border-left:1px solid var(--border); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 6px; }
.theme-btn { background: none; border: 1px solid var(--border); color: var(--text2); width: 32px; height: 32px; border-radius: 6px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all .2s; }
.theme-btn:hover { border-color: var(--accent); color: var(--accent); }
:root{--bg:#0d1117;--bg2:#161b22;--bg3:#21262d;--border:#30363d;--accent:#f7931a;--text1:#e6edf3;--text2:#8b949e;--text3:#6e7681;--radius:8px;--font:'Space Mono',monospace;--font-ko:'Pretendard','Apple SD Gothic Neo','Noto Sans KR',sans-serif;--max-w:1200px;}
[data-theme="light"]{--bg:#f6f8fa;--bg2:#fff;--bg3:#eaeef2;--border:#d0d7de;--text1:#1f2328;--text2:#656d76;--text3:#8c959f;}
*{box-sizing:border-box;margin:0;padding:0;}
body{font-family:var(--font-ko);background:var(--bg);color:var(--text1);min-height:100vh;display:flex;flex-direction:column;padding-bottom:90px;}
a{color:inherit;text-decoration:none;}
/* Header */
header{background:var(--bg2);border-bottom:1px solid var(--border);position:sticky;top:var(--gnav-h,0px);z-index:100;}
.nav-top{max-width:var(--max-w);margin:0 auto;padding:0 20px;height:48px;display:flex;align-items:center;gap:16px;}
.logo{font-family:var(--font);font-size:1.1rem;font-weight:700;color:var(--accent);letter-spacing:.05em;flex-shrink:0;}
.logo:hover{opacity:.8;}
.nav-links{display:flex;align-items:center;gap:20px;margin-left:8px;}
.nav-links a{font-family:var(--font-ko);font-size:.8rem;color:var(--text2);transition:color .2s;}
.nav-links a:hover,.nav-links a.active{color:var(--text1);}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:6px;}
/* 테마 버튼 */
.theme-btn{background:var(--bg2);border:1px solid var(--border);color:var(--text2);width:32px;height:32px;border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color .2s,color .2s;flex-shrink:0;}
.theme-btn:hover{border-color:var(--accent);}
/* Main */
main{max-width:var(--max-w);margin:0 auto;padding:40px 20px 60px;flex:1;width:100%;}
.page-title{font-family:var(--font-ko);font-size:1.4rem;font-weight:700;margin-bottom:6px;}
.page-sub{font-size:.82rem;color:var(--text2);margin-bottom:32px;}
/* 앱 그리드 */
.app-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px;}
.app-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;gap:10px;transition:transform .2s,border-color .2s,box-shadow .2s;}
.app-card:hover{transform:translateY(-2px);border-color:rgba(247,147,26,.3);box-shadow:0 8px 24px rgba(0,0,0,.3);}
.app-card.featured{border-color:rgba(247,147,26,.35);}
.app-top{display:flex;align-items:flex-start;justify-content:space-between;}
.app-icon{width:40px;height:40px;border-radius:8px;background:var(--bg3);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--accent);flex-shrink:0;}
.app-icon.muted{color:var(--text3);}
.app-tags{display:flex;gap:5px;flex-wrap:wrap;justify-content:flex-end;}
.tag{font-size:.62rem;padding:2px 7px;border-radius:20px;background:rgba(247,147,26,.1);color:var(--accent);border:1px solid rgba(247,147,26,.2);font-family:var(--font-ko);}
.tag.gray{background:var(--bg3);color:var(--text3);border-color:var(--border);}
.app-name{font-size:.9rem;font-weight:600;color:var(--text1);}
.app-desc{font-size:.78rem;color:var(--text2);line-height:1.65;}
.app-link{font-size:.7rem;color:var(--accent);font-family:var(--font);margin-top:auto;}
.app-link.muted{color:var(--text3);}
/* 앱바 */
.appbar{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;padding:12px 20px;border-top:1px solid var(--border);background:var(--bg2);position:fixed;bottom:0;left:0;right:0;z-index:90;backdrop-filter:blur(10px);}
.appbar a{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 12px;border:1px solid var(--border);border-radius:8px;color:var(--text2);font-size:.62rem;font-family:var(--font-ko);background:var(--bg3);min-width:56px;transition:all .2s;}
.appbar a:hover,.appbar a.active{border-color:var(--accent);color:var(--accent);}
.appbar a svg{flex-shrink:0;}
.icon-noshrink{flex-shrink:0}

.filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px;align-items:center;}
.filter-label{font-size:.72rem;color:var(--text3);font-family:var(--font-ko);margin-right:4px;}
.filter-tag{font-size:.65rem;padding:4px 12px;border-radius:20px;background:var(--bg3);color:var(--text2);border:1px solid var(--border);font-family:var(--font-ko);cursor:pointer;transition:all .2s;}
.filter-tag:hover{border-color:var(--accent);color:var(--accent);}
.filter-tag.active{background:rgba(247,147,26,.15);color:var(--accent);border-color:var(--accent);}
.app-card{transition:transform .2s,border-color .2s,box-shadow .2s,opacity .2s;}
.app-card.hidden{display:none;}


.lang-dropdown{position:relative;}
.lang-btn{background:none;border:1px solid var(--border);color:var(--text2);font-family:var(--font);font-size:.72rem;font-weight:700;padding:0 8px;height:32px;border-radius:6px;cursor:pointer;transition:all .2s;letter-spacing:.05em;}
.lang-btn:hover{border-color:var(--accent);color:var(--accent);}
.lang-menu{display:none;position:absolute;top:calc(100% + 6px);right:0;background:var(--bg2);border:1px solid var(--border);border-radius:8px;min-width:100px;z-index:200;box-shadow:0 8px 24px rgba(0,0,0,.4);overflow:hidden;}
.lang-menu.open{display:block;}
.lang-menu button{display:block;width:100%;text-align:left;padding:8px 14px;background:none;border:none;color:var(--text2);font-family:var(--font-ko);font-size:.78rem;cursor:pointer;transition:background .15s,color .15s;}
.lang-menu button:hover{background:var(--bg3);color:var(--accent);}
footer{border-top:1px solid var(--border);padding:20px;text-align:center;font-size:.72rem;color:var(--text3);font-family:var(--font-ko);}
footer a{color:var(--accent);}
@media(max-width:600px){.nav-links{display:none;}}
@media(max-width:768px){.appbar{display:none !important;}}

/* utility classes */
.logo-icon{flex-shrink:0;margin-right:6px}
.auth-mount{position:relative;display:inline-flex}
.accent-text{color:var(--accent)}
.skip-link{position:absolute;top:-40px;left:0;background:var(--accent);color:#fff;padding:8px 16px;z-index:1000;font-size:.8rem;font-family:var(--font-ko);transition:top .2s;text-decoration:none;border-radius:0 0 4px 0}
.skip-link:focus{top:0}

/* ── 데스크톱/모바일 토글 ── */
.mobile-only { display: none; }
@media (max-width: 768px) {
  .desktop-only { display: none !important; }
  .mobile-only { display: block; }
}

/* ── 햄버거 메뉴 (모바일) ── */
.hamburger-wrap { position: relative; }
.hamburger-panel {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-width: 200px;
  z-index: 300;
  box-shadow: 0 8px 32px rgba(0,0,0,.5);
  overflow: hidden;
}
.hamburger-panel.open { display: block; }
.settings-section { padding: 8px 6px; }
.settings-section--border { border-top: 1px solid var(--border); }
.settings-label { font-size: .68rem; color: var(--text3); font-family: var(--font-ko); padding: 2px 8px 6px; text-transform: uppercase; letter-spacing: .06em; }
.settings-lang-row { display: flex; gap: 4px; padding: 2px 8px 4px; }
.settings-lang-btn { flex: 1; background: var(--bg3); border: 1px solid var(--border); color: var(--text2); font-family: var(--font); font-size: .72rem; padding: 5px 0; border-radius: 5px; cursor: pointer; transition: all .2s; text-align: center; }
.settings-lang-btn:hover, .settings-lang-btn.active { border-color: var(--accent); color: var(--accent); background: rgba(247,147,26,.08); }
.settings-item { display: flex; align-items: center; gap: 9px; width: 100%; background: none; border: none; color: var(--text2); font-family: var(--font-ko); font-size: .78rem; padding: 7px 10px; border-radius: 6px; cursor: pointer; transition: background .15s, color .15s; text-align: left; }
.settings-item:hover { background: var(--bg3); color: var(--accent); }

/* Focus indicator for keyboard navigation (WCAG 2.1 AA) */
:focus-visible{outline:2px solid var(--accent,#f7931a);outline-offset:2px;border-radius:2px}
:focus:not(:focus-visible){outline:none}