.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
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); }
.nav-links { display: flex; align-items: center; gap: 4px; }
.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 {
  --font: 'Space Mono', monospace; --font-ko: 'Pretendard', 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
  --bg: #0d1117; --bg2: #161b22; --bg3: #21262d;
  --border: #30363d; --text1: #e6edf3; --text2: #8b949e; --text3: #6e7681;
  --accent: #f7931a; --green: #3fb950; --blue: #58a6ff;
  --max-w: 1200px;
}
[data-theme="light"] { --bg:#f6f8fa; --bg2:#fff; --bg3:#eaeef2; --border:#d0d7de; --text1:#1f2328; --text2:#656d76; --text3:#8c959f; --accent:#bc4e00; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-ko); background: var(--bg); color: var(--text1); min-height: 100vh; }
.nav-links a { color: var(--text2); font-size: .8rem; padding: 6px 12px; border-radius: 4px; transition: all .2s; text-decoration: none; font-family: var(--font-ko); position: relative; }
.nav-links a::after { content: ''; position: absolute; bottom: -2px; left: 50%; transform: translateX(-50%); width: 0; height: 2px; background: var(--accent); border-radius: 1px; transition: width .2s; }
.nav-links a:hover { color: var(--accent); background: rgba(247,147,26,.06); }
.nav-links a.active { color: var(--accent); background: rgba(247,147,26,.08); }
.nav-links a.active::after { width: 60%; }
nav a { color: var(--text2); text-decoration: none; font-size: .8rem; transition: color .2s; }
nav a.active { color: var(--accent); }
.header-controls { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.tab-btn { background: var(--bg3); border: 1px solid var(--border); color: var(--text2); font-family: var(--font-ko); font-size: .78rem; padding: 5px 14px; border-radius: 6px; cursor: pointer; transition: all .2s; }
.tab-btn.active { background: var(--accent); border-color: var(--accent); color: #000; font-weight: 700; }
#theme-btn { background: var(--bg3); border: 1px solid var(--border); color: var(--text2); width: 32px; height: 32px; border-radius: 7px; cursor: pointer; }
.map-wrap { position: relative; width: 100%; max-width: var(--max-w); margin: 0 auto; background: var(--bg2); border-bottom: 1px solid var(--border); overflow: hidden; }
#world-map { width: 100%; height: 55vh; min-height: 350px; display: block; }
.country { fill: var(--bg3); stroke: var(--border); stroke-width: 0.5; transition: fill .2s; cursor: pointer; }
.country:hover { stroke: var(--accent); stroke-width: 1; }
.map-tooltip { position: absolute; background: var(--bg2); border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; font-size: .75rem; color: var(--text1); pointer-events: none; line-height: 1.7; z-index: 10; min-width: 160px; left: var(--x); top: var(--y); }
.stats-panel { max-width: var(--max-w); margin: 0 auto; padding: 24px 20px; display: grid; grid-template-columns: auto 1fr; gap: 24px; }
.global-stats { display: flex; flex-direction: column; gap: 10px; min-width: 200px; }
.gs-card { background: var(--bg2); border: 1px solid var(--border); border-radius: 8px; padding: 14px 18px; }
.gs-val { font-family: var(--font); font-size: 1.4rem; font-weight: 700; color: var(--accent); }
.gs-lbl { font-size: .7rem; color: var(--text3); font-family: var(--font-ko); margin-top: 2px; }
.country-list { display: flex; flex-direction: column; gap: 6px; max-height: 360px; overflow-y: auto; }
.cl-row { display: grid; grid-template-columns: 28px 100px 1fr 60px 50px; align-items: center; gap: 10px; font-size: .75rem; padding: 6px 10px; border-radius: 6px; background: var(--bg2); border: 1px solid var(--border); cursor: pointer; transition: border-color .2s; }
.cl-row:hover { border-color: var(--accent); }
.cl-flag { font-size: 1rem; }
.cl-name { color: var(--text2); font-family: var(--font-ko); font-size: .72rem; }
.cl-bar-wrap { background: var(--bg3); border-radius: 3px; height: 5px; }
.cl-bar { background: var(--accent); height: 100%; border-radius: 3px; transition: width .5s ease; width: var(--w); }
.cl-count { font-family: var(--font); color: var(--text1); text-align: right; font-size: .72rem; }
.cl-pct { font-family: var(--font); color: var(--text3); text-align: right; font-size: .68rem; }
footer { border-top: 1px solid var(--border); padding: 16px 20px; }
.footer-inner { max-width: var(--max-w); margin: 0 auto; display: flex; justify-content: space-between; font-size: .7rem; color: var(--text3); }
@media (max-width: 680px) { .stats-panel { grid-template-columns: 1fr; } .cl-row { grid-template-columns: 24px 80px 1fr 48px; } .cl-pct { display: none; } }

.cl-row.highlighted { background: rgba(247,147,26,.12); border-radius: 6px; }
#map-detail { font-family: var(--font-ko); font-size: .82rem; color: var(--text1); line-height: 1.8; min-height: 2.5rem; }

.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);}

/* 지도 위 탭 버튼 overlay */
.map-wrap { position: relative; }
.map-tab-overlay {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 10;
  display: flex;
  gap: 6px;
}
.map-tab-overlay .tab-btn {
  padding: 5px 10px;
  font-size: .72rem;
  backdrop-filter: blur(8px);
  background: rgba(13,17,23,.75);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  color: var(--text2);
  font-family: var(--font-ko);
  transition: all .2s;
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.map-tab-overlay .tab-btn:hover { border-color: var(--accent); color: var(--accent); }
.map-tab-overlay .tab-btn.active { border-color: var(--accent); color: var(--accent); background: rgba(247,147,26,.15); }

@media(max-width:768px){.appbar{display:none !important;}}

/* utility classes (migrated from inline styles) */
.icon-noshrink{flex-shrink:0}
.logo-icon{flex-shrink:0;margin-right:6px}
.inline-icon{display:inline;vertical-align:middle}
.auth-mount{position:relative;display:inline-flex}
.hidden{display:none !important}
.loading-msg{color:var(--text3);font-size:.8rem;padding:8px}
.error-msg{color:var(--red);font-size:.8rem}
.retry-btn{margin-left:8px;padding:2px 8px;font-size:.72rem;cursor:pointer}
.flag-lg{font-size:1.4rem}
.rank-label{color:var(--text3);font-size:.75rem}
.pct-label{color:var(--text2)}
.no-results{color:var(--text3);padding:8px}
.fw700{font-weight:700}

/* skip-link */
.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}

/* learn-links */
.learn-links{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:10px 14px;background:var(--bg2);border:1px solid var(--border);border-radius:7px;margin:10px auto;max-width:var(--max-w);font-size:.78rem}
.learn-links svg{color:var(--text3);flex-shrink:0}
.learn-label{color:var(--text3);font-family:var(--font-ko);white-space:nowrap;margin-right:2px}
.learn-chip{color:var(--text2);text-decoration:none;padding:3px 10px;border:1px solid var(--border);border-radius:4px;font-family:var(--font-ko);font-size:.72rem;transition:all .15s;white-space:nowrap}
.learn-chip:hover{border-color:var(--accent);color:var(--accent)}

/* appbar */
.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;text-decoration:none;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}
.nav-links{display:flex;gap:4px;margin-left:12px;padding-left:12px;border-left:1px solid var(--border);}
.logo-sub{display:inline-block;min-width:65px;}
.nav-links a{color:var(--text2);font-size:.78rem;padding:5px 10px;border-radius:4px;font-family:var(--font-ko);transition:all .2s;white-space:nowrap;}
.nav-links a:hover{color:var(--accent);background:rgba(247,147,26,.06);}
@media(max-width:600px){.nav-links{display:none;}}

/* ── 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}