:root{--blue:#193e82;--ink:#172c4a;--orange:#d97827;--muted:#50617a;--line:#d8e1ed;--pale:#f2f5fa;--white:#fff;font-family:"Noto Sans TC","Microsoft JhengHei",system-ui,sans-serif;color:var(--ink);background:#f6f8fb;font-synthesis:none}*{box-sizing:border-box}body{margin:0;font-size:17px;line-height:1.75}a{color:var(--blue);text-underline-offset:4px}button,input,select{font:inherit}button,a,input,select,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--orange);outline-offset:4px}a:visited{color:var(--blue)}[hidden]{display:none!important}.skip{position:absolute;left:1rem;top:-100px;background:white;padding:12px;z-index:20}.skip:focus{top:8px}.bar{max-width:1160px;margin:auto;padding:18px 28px;display:flex;justify-content:space-between;align-items:center;gap:20px}.top{background:white;border-bottom:1px solid 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.danger #photo-checklist,.danger #empty-result,.danger #line-link,.danger #photo-help{display:none!important}
/* 危險狀態涵蓋首段、照片區與可展開 FAQ；條件提醒保留可讀。 */
.danger[data-tool="water"] .intro{border-left:4px solid #f3b477;padding-left:16px}
.danger[data-tool="water"] #faq{border:2px solid #ac4a20}
.danger[data-tool="water"] #faq details[open]{background:#fff5ea;padding:16px 12px}