/* Local tool surface only; common shell/header/footer remain MAIN's responsibility. */
.bz-tool{--tool-paper:var(--bz-projectorium-light,#f5eecb);--tool-ink:var(--bz-green,#173e33);--tool-accent:var(--bz-projectorium,#8e6517);--tool-line:var(--bz-line,#b6bdac);--tool-sheet:var(--bz-sheet,#fffdf7);color:var(--tool-ink);font-family:var(--bz-ui,Arial,'Segoe UI',sans-serif);font-size:18px;line-height:1.65;max-width:820px;margin:0 auto;padding:32px 0 48px;overflow-wrap:anywhere}
.bz-tool *{box-sizing:border-box}.bz-tool h1{font-size:clamp(30px,4.7vw,50px);line-height:1.12;letter-spacing:-.035em;margin:18px 0 22px}.bz-tool h2{font-size:24px;line-height:1.35}.bz-tool p{margin:0 0 20px}.bz-tool a{color:inherit;text-underline-offset:.22em}.bz-tool-links{display:flex;flex-wrap:wrap;gap:8px 28px;font-size:15px;margin-bottom:24px}.bz-tool-links a{min-height:44px;display:inline-flex;align-items:center}.bz-tool-kicker{font-size:12px;font-weight:750;letter-spacing:.13em;color:var(--tool-accent)}.bz-tool-lead{font-size:22px;line-height:1.45}.bz-tool-meta,.bz-tool-hint{font-size:14px;line-height:1.6;color:var(--bz-muted,#56695c)}.bz-tool-status{padding:18px 20px;border:1px solid var(--tool-line);border-left:4px solid var(--tool-accent);border-radius:10px;background:var(--tool-sheet);min-height:64px}.bz-tool-status.is-error{border-left-color:var(--bz-terracotta,#a33620)}.bz-tool fieldset{border:0;padding:0;margin:0 0 36px;min-width:0}.bz-tool legend{font-size:21px;line-height:1.4;font-weight:750;padding:0;margin:0 0 18px}.bz-tool-field{margin-bottom:24px}.bz-tool label{font-size:17px;font-weight:700;display:block;margin-bottom:10px}.bz-tool textarea{display:block;resize:vertical;width:100%;max-width:100%;min-width:0;min-height:88px;border:1px solid var(--tool-line);border-radius:10px;padding:14px 16px;background:var(--tool-sheet);color:var(--tool-ink);font:400 17px/1.6 var(--bz-ui,Arial,sans-serif)}.bz-tool .bz-tool-hint{margin:8px 0 0;white-space:pre-line}.bz-tool-actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0}.bz-tool button{font:650 16px/1.4 var(--bz-ui,Arial,sans-serif);color:var(--tool-ink);background:var(--tool-sheet);border:1px solid var(--tool-line);border-radius:10px;padding:12px 20px;min-height:48px;max-width:100%;cursor:pointer}.bz-tool-actions:first-of-type button:first-child{background:var(--tool-accent);border-color:var(--tool-accent);color:var(--tool-sheet)}.bz-tool button:disabled{cursor:default;opacity:.56}.bz-tool :is(a,button,textarea,input,summary):focus-visible{outline:3px solid var(--tool-accent);outline-offset:4px}.bz-tool details{border-top:1px solid var(--tool-line);padding:18px 0;margin:24px 0}.bz-tool summary{font-size:17px;font-weight:700;cursor:pointer;min-height:44px;align-content:center}.bz-tool details[open]>summary{margin-bottom:18px}.bz-tool pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--tool-sheet);padding:18px;border:1px solid var(--tool-line);border-radius:10px;font:400 15px/1.7 var(--bz-ui,Arial,sans-serif);max-width:100%}.bz-tool input[type=file]{max-width:100%;font:inherit;font-size:15px;min-height:44px}.bz-tool [hidden]{display:none!important}@media(max-width:700px){.bz-tool{padding:24px 0 32px;font-size:17px}.bz-tool h1{font-size:32px}.bz-tool-lead{font-size:20px}.bz-tool-status{padding:14px}.bz-tool button{font-size:15px;padding:12px 16px}.bz-tool textarea{padding:12px}.bz-tool label{font-size:16px}.bz-tool-actions{gap:10px}}@media print{.bz-tool-links,.bz-tool-actions,.bz-tool details,.bz-tool button{display:none}.bz-tool{color:black;font-size:12pt}.bz-tool textarea{border:1px solid #999;overflow:visible}.bz-tool fieldset{break-inside:avoid}}