/* nav */
nav{position:sticky;top:0;z-index:50;height:64px;background:rgba(2,6,20,.8);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08)}
nav .in{height:100%;display:flex;align-items:center;justify-content:center;position:relative;max-width:1152px;margin:0 auto;padding:0 24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:24px}
.brand svg{width:48px;height:40px}
.nav-l,.nav-r{position:absolute;top:50%;transform:translateY(-50%)}
.nav-l{left:24px}.nav-r{right:24px}
.icon-btn{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);display:grid;place-items:center;color:#ddd;cursor:pointer}
.flag{width:28px;height:28px;border-radius:50%;background:linear-gradient(180deg,#b22234 0 20%,#fff 20% 40%,#b22234 40% 60%,#fff 60% 80%,#b22234 80%);position:relative;overflow:hidden}
.flag::before{content:"";position:absolute;left:0;top:0;width:55%;height:55%;background:#3c3b6e}

/* language switcher (built by js/core/i18n.js from a static .flag element) */
.lang-sw{position:relative}
.lang-btn{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:999px;padding:4px 8px 4px 4px;cursor:pointer;color:#ddd;transition:.15s}
.lang-btn:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22)}
.lang-cur{width:22px;height:22px;border-radius:50%;overflow:hidden;display:grid;place-items:center;flex:none}
.lang-cur svg,.lang-flag svg{display:block;width:100%;height:100%}
.lang-flag{width:22px;height:16px;border-radius:3px;overflow:hidden;display:block;flex:none;box-shadow:0 0 0 1px rgba(255,255,255,.12)}
.lang-chev{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);margin:-2px 2px 0 0;opacity:.6}
.lang-panel{position:absolute;top:calc(100% + 8px);left:0;z-index:60;background:#12172e;border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:6px;min-width:150px;box-shadow:0 20px 50px rgba(0,0,0,.55)}
.lang-opt{display:flex;align-items:center;gap:10px;width:100%;padding:9px 12px;border-radius:8px;font:inherit;font-size:14px;color:#dfe2ec;background:none;border:0;cursor:pointer;text-align:left}
.lang-opt span:first-child{font-size:17px}
.lang-opt:hover{background:rgba(255,255,255,.07)}
.lang-opt.on{color:var(--gold-l);background:rgba(176,190,220,.1)}
footer .lang .lang-sw{display:inline-block;vertical-align:middle;margin-left:6px}
footer .lang{display:flex;align-items:center;gap:0}