.nav-tools{gap:10px}.language-button,.theme-toggle{width:44px;height:40px;border-radius:10px;border-color:rgba(174,153,255,.28);background:linear-gradient(145deg,rgba(255,255,255,.13),rgba(109,65,207,.16));box-shadow:inset 0 1px rgba(255,255,255,.12),0 7px 20px rgba(7,3,29,.14)}.language-button:hover,.theme-toggle:hover{transform:translateY(-2px);border-color:rgba(71,220,255,.7)}.language-glyph{width:20px;height:20px;border:0;border-radius:5px;background:linear-gradient(135deg,var(--cyan),var(--magenta));box-shadow:0 0 0 3px rgba(72,221,255,.1)}.language-glyph::before{content:"文";inset:1px auto auto 1px;width:12px;height:12px;border:0;border-radius:3px;color:#180d36;background:#fff;font:900 9px/12px Arial,sans-serif}.language-glyph::after{content:"A";inset:auto 1px 1px auto;width:12px;height:12px;border:0;border-radius:3px;color:#fff;background:#211144;box-shadow:none;font:900 8px/12px Arial,sans-serif;text-align:center}.theme-toggle{background:linear-gradient(135deg,rgba(255,194,94,.24),rgba(161,84,255,.25))}.theme-icon.sun{width:16px;height:16px;border-color:#ffd772;color:#ffd772;box-shadow:0 0 12px rgba(255,212,112,.35)}.theme-icon.moon{width:17px;height:17px;background:#4c2e9f;color:#4c2e9f;box-shadow:0 0 12px rgba(126,94,255,.38)}.theme-icon.moon::before{background:#fff}.theme-toggle{transition:transform 180ms ease,border-color 180ms ease,box-shadow 180ms ease}html[data-theme="light"] .language-button,html[data-theme="light"] .theme-toggle{border-color:rgba(61,46,117,.18);background:linear-gradient(145deg,#fff,#eeeaff);box-shadow:0 7px 18px rgba(44,31,96,.09)}