.study-tool-access{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:16px 0}
.study-tool-access small{color:var(--muted)}
.study-calculator-dock{position:fixed;z-index:75;right:20px;top:94px;width:min(390px,calc(100vw - 32px));max-height:calc(100dvh - 114px);overflow:auto;background:var(--paper,#fff);border:1px solid var(--line,#b8cbd0);border-radius:16px;box-shadow:0 12px 40px #102f4440;overscroll-behavior:contain}
.study-calculator-dock[hidden]{display:none}
.study-calculator-dock:focus-within{outline:2px solid var(--accent,#087987);outline-offset:2px}
@media(max-width:820px){.study-calculator-dock{top:auto;bottom:12px;right:12px;width:calc(100vw - 24px);max-height:70dvh}}
@media print{.study-calculator-dock,.study-tool-access{display:none!important}}