:root{
  --navy-900:#0d3a7a; --navy-800:#134a93; --navy-700:#1a5cb8; --navy-600:#2872d4; --navy-500:#3b8ee6;
  --navy-200:#bcd9f5; --navy-100:#dceaf8; --navy-50:#eef5fc;
  --red-600:#e4152b; --red-700:#c30d22; --red-500:#ff2a3b; --red-50:#fde9eb;
  --orange:#f2820c; --orange-50:#fdf0df;
  --paper:#ffffff; --bg:#f4f8fc; --bg-2:#eaf2fb;
  --ink:#0c1e3d; --ink-2:#3b4d6b; --muted:#7d8aa1;
  --line:#dfe9f4; --green:#25d366; --good:#2d8a5c;
  --shadow-sm:0 2px 10px rgba(13,58,122,.08);
  --shadow-md:0 14px 34px rgba(13,58,122,.14);
  --shadow-lg:0 24px 58px rgba(13,58,122,.20);
  --font-zh:'Noto Sans TC','PingFang TC','Microsoft JhengHei',system-ui,sans-serif;
  --font-dis:'Oswald',sans-serif;
  --container:960px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-zh);color:var(--ink);background:var(--paper);line-height:1.85;-webkit-font-smoothing:antialiased;text-wrap:pretty;padding-bottom:76px;font-size:16px}
@media(min-width:860px){body{padding-bottom:0}}
h1,h2,h3,h4{margin:0;line-height:1.3;color:var(--navy-900);font-weight:900;letter-spacing:-.005em}
a{color:var(--navy-700);text-decoration:none}
a:hover{color:var(--red-600)}
img{max-width:100%;display:block}
ul,ol{padding-left:22px;margin:0}
em{font-style:normal;color:var(--red-600);font-weight:900}
strong{color:var(--navy-900);font-weight:700}

/* ALERT BAR */
.alert-bar{background:var(--red-600);color:#fff;text-align:center;padding:9px 14px;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}
.alert-bar .dot{width:8px;height:8px;border-radius:50%;background:#fff;animation:pulse 1.5s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,255,255,.7)}70%{box-shadow:0 0 0 8px rgba(255,255,255,0)}100%{box-shadow:0 0 0 0 rgba(255,255,255,0)}}

/* HERO */
.hero{background:linear-gradient(180deg,#fff 0%,var(--bg) 100%);padding:18px 14px 0;border-bottom:6px solid var(--navy-700)}
.hero__inner{max-width:1100px;margin:0 auto}
.bcrumb{font-size:12px;color:var(--ink-2);margin-bottom:12px;letter-spacing:.04em}
.bcrumb a{color:var(--ink-2)}
.bcrumb a:hover{color:var(--navy-700);text-decoration:underline}
.bcrumb .sep{margin:0 6px;opacity:.5}
.hero__banner{width:100%;border-radius:14px;overflow:hidden;box-shadow:var(--shadow-md);background:var(--bg-2);border:3px solid #fff;outline:1px solid var(--line)}
.hero__banner img{width:100%;height:auto;display:block}
.hero__below{max-width:var(--container);margin:0 auto;padding:26px 0 30px;text-align:center}
.hero__tag{display:inline-block;background:var(--red-600);color:#fff;padding:6px 16px;border-radius:4px;font-size:11px;letter-spacing:.2em;font-weight:900;margin-bottom:14px}
.hero__tag::before{content:"🌡 "}
.hero__below h1{font-size:clamp(27px,5.4vw,42px);color:var(--navy-900);margin-bottom:12px;font-weight:900}
.hero__below h1 em{color:var(--red-600)}
.hero__lede{font-size:16px;color:var(--ink-2);max-width:700px;margin:0 auto 22px}
.hero__lede strong{color:var(--red-700)}
.hero__cta-row{display:flex;flex-direction:column;gap:10px;max-width:560px;margin:0 auto}
@media(min-width:600px){.hero__cta-row{flex-direction:row}}
.hero__cta{flex:1;display:flex;align-items:center;justify-content:center;gap:10px;padding:17px 18px;border-radius:10px;font-weight:900;font-size:17px;text-decoration:none;transition:transform .15s,box-shadow .15s;box-shadow:var(--shadow-sm)}
.hero__cta:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.hero__cta--call{background:var(--red-600);color:#fff}
.hero__cta--wa{background:var(--green);color:#fff}
.hero__cta small{display:block;font-weight:500;font-size:11px;opacity:.9;letter-spacing:.08em}

/* DANGER banner */
.danger{background:var(--navy-900);color:#fff;padding:30px 16px;text-align:center;position:relative;overflow:hidden}
.danger::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 0,rgba(228,21,43,.18),transparent 60%)}
.danger__inner{max-width:var(--container);margin:0 auto;position:relative}
.danger__sup{font-size:11px;letter-spacing:.35em;color:var(--red-500);font-weight:900;margin-bottom:10px}
.danger__title{font-size:clamp(20px,3.8vw,28px);color:#fff;margin-bottom:8px;font-weight:900}
.danger__title em{color:var(--red-500)}
.danger__row{display:grid;grid-template-columns:1fr;gap:16px;margin-top:24px}
@media(min-width:640px){.danger__row{grid-template-columns:repeat(3,1fr)}}
.danger__item{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:22px 16px}
.danger__num{font-family:var(--font-dis);font-size:38px;font-weight:700;color:var(--red-500);line-height:1}
.danger__lab{font-size:13px;color:#a8b8d0;margin-top:8px;font-weight:600}

/* SECTION */
section.cnt{max-width:var(--container);margin:0 auto;padding:50px 16px}
.section-title{text-align:center;margin-bottom:34px}
.section-title__tag{display:inline-block;background:var(--navy-900);color:#fff;padding:5px 14px;border-radius:4px;font-size:11px;letter-spacing:.25em;font-weight:900;margin-bottom:14px}
.section-title__tag--red{background:var(--red-600)}
.section-title__tag--orange{background:var(--orange)}
.section-title h2{font-size:clamp(24px,4.5vw,34px);color:var(--navy-900);font-weight:900}
.section-title h2 em{color:var(--red-600)}
.section-title p{font-size:15px;color:var(--ink-2);max-width:680px;margin:12px auto 0}

/* TOC */
.toc{background:var(--bg);border-left:6px solid var(--navy-700);border-radius:6px;padding:20px 24px;margin:0 auto;max-width:var(--container)}
.toc__title{font-size:13px;font-weight:900;color:var(--navy-900);letter-spacing:.18em;margin-bottom:10px}
.toc__title::before{content:"📑 "}
.toc ol{padding-left:22px;margin:0;list-style:none;counter-reset:tc}
.toc li{padding:5px 0;counter-increment:tc;position:relative;padding-left:34px}
.toc li::before{content:counter(tc,decimal-leading-zero);position:absolute;left:0;top:5px;color:var(--red-600);font-weight:900;font-size:13px;font-family:var(--font-dis)}
.toc a{color:var(--ink);font-weight:600;font-size:14px}
.toc a:hover{color:var(--red-600);text-decoration:underline}

/* SYMPTOM cards — staged */
.sym-stage{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:720px){.sym-stage{grid-template-columns:repeat(3,1fr)}}
.ss-card{background:#fff;border:2px solid var(--line);border-radius:16px;padding:24px 22px;box-shadow:var(--shadow-sm)}
.ss-card--early{border-top:5px solid var(--orange)}
.ss-card--mid{border-top:5px solid var(--red-600)}
.ss-card--severe{border-top:5px solid var(--navy-900)}
.ss-card__lvl{display:inline-block;font-size:11px;font-weight:900;letter-spacing:.1em;padding:3px 10px;border-radius:4px;margin-bottom:10px;color:#fff}
.ss-card--early .ss-card__lvl{background:var(--orange)}
.ss-card--mid .ss-card__lvl{background:var(--red-600)}
.ss-card--severe .ss-card__lvl{background:var(--navy-900)}
.ss-card h4{font-size:16px;margin-bottom:10px;color:var(--navy-900)}
.ss-card ul{list-style:none;padding:0}
.ss-card li{padding:6px 0 6px 20px;position:relative;font-size:13.5px;color:var(--ink-2);border-bottom:1px dashed var(--line)}
.ss-card li:last-child{border-bottom:0}
.ss-card li::before{content:"▸";position:absolute;left:2px;color:var(--red-600);font-weight:900}

.sym-warn{background:var(--red-600);color:#fff;border-radius:14px;padding:22px 24px;margin-top:22px;text-align:center;font-weight:700;font-size:16px;box-shadow:var(--shadow-md)}
.sym-warn strong{color:#fff;font-size:19px;display:block;margin-bottom:4px}

/* FIRST AID steps */
.aid{background:linear-gradient(180deg,var(--bg),#fff);border:1px solid var(--line);border-radius:20px;padding:34px 26px;box-shadow:var(--shadow-sm)}
.aid ol{list-style:none;padding:0;margin:0;counter-reset:ac}
.aid ol>li{padding:18px 0 18px 74px;counter-increment:ac;position:relative;border-bottom:1px dashed var(--line)}
.aid ol>li:last-child{border-bottom:0;padding-bottom:0}
.aid ol>li::before{content:counter(ac,decimal-leading-zero);position:absolute;left:8px;top:18px;width:46px;height:46px;border-radius:50%;background:var(--navy-700);color:#fff;font-family:var(--font-dis);font-size:17px;font-weight:700;display:grid;place-items:center;box-shadow:0 8px 18px rgba(40,114,212,.3)}
.aid h4{font-size:17px;color:var(--navy-900);margin-bottom:5px}
.aid p{font-size:14px;color:var(--ink-2);margin:0}
.aid__dont{background:var(--red-50);border:2px solid var(--red-600);border-radius:14px;padding:20px 24px;margin-top:22px}
.aid__dont h4{color:var(--red-700);font-size:16px;margin-bottom:10px}
.aid__dont h4::before{content:"🚫 "}
.aid__dont ul{padding-left:0;list-style:none}
.aid__dont li{padding:6px 0 6px 24px;position:relative;font-size:14px;color:var(--ink-2)}
.aid__dont li::before{content:"✗";position:absolute;left:2px;color:var(--red-600);font-weight:900}

/* RISK */
.risk{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:600px){.risk{grid-template-columns:repeat(2,1fr)}}
@media(min-width:900px){.risk{grid-template-columns:repeat(4,1fr)}}
.risk-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 18px;text-align:center;box-shadow:var(--shadow-sm);transition:transform .15s}
.risk-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.risk-card__ic{width:56px;height:56px;border-radius:50%;background:var(--navy-700);color:#fff;display:grid;place-items:center;font-size:26px;margin:0 auto 12px}
.risk-card h4{font-size:15px;margin-bottom:6px;color:var(--navy-900)}
.risk-card p{font-size:13px;color:var(--ink-2);margin:0;line-height:1.6}

/* CTA */
.cta-block{background:var(--red-600);color:#fff;border-radius:18px;padding:40px 28px;text-align:center;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.cta-block::before{content:"";position:absolute;left:-30px;bottom:-40px;width:160px;height:160px;background:rgba(255,255,255,.1);border-radius:50%}
.cta-block__sup{font-size:11px;letter-spacing:.3em;font-weight:900;margin-bottom:10px;opacity:.9}
.cta-block h3{color:#fff;font-size:clamp(22px,4.2vw,30px);margin-bottom:8px;font-weight:900}
.cta-block p{color:rgba(255,255,255,.92);font-size:15px;margin:0 auto 24px;max-width:560px}
.cta-block__btns{display:flex;flex-direction:column;gap:12px;max-width:560px;margin:0 auto;position:relative;z-index:1}
@media(min-width:600px){.cta-block__btns{flex-direction:row}}
.ctab{flex:1;display:flex;align-items:center;justify-content:center;gap:10px;padding:18px;border-radius:12px;font-weight:900;text-decoration:none;transition:transform .15s;font-size:16px}
.ctab:hover{transform:translateY(-2px)}
.ctab--call{background:#fff;color:var(--red-700)}
.ctab--wa{background:var(--navy-900);color:#fff !important}
.ctab small{display:block;font-weight:500;opacity:.85;font-size:11px;letter-spacing:.08em}

/* PREVENT */
.prevent{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:600px){.prevent{grid-template-columns:repeat(2,1fr)}}
@media(min-width:900px){.prevent{grid-template-columns:repeat(3,1fr)}}
.pv-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;box-shadow:var(--shadow-sm)}
.pv-card__ic{width:48px;height:48px;border-radius:12px;background:var(--navy-50);color:var(--navy-700);display:grid;place-items:center;font-size:22px;margin-bottom:12px;border:1px solid var(--navy-100)}
.pv-card h4{font-size:16px;margin-bottom:7px;color:var(--navy-900)}
.pv-card p{font-size:13.5px;color:var(--ink-2);margin:0;line-height:1.7}

/* FAQ */
.faq{display:grid;gap:10px}
.faq-item{background:#fff;border:2px solid var(--line);border-radius:10px;overflow:hidden}
.faq-item summary{padding:16px 22px;cursor:pointer;font-weight:900;color:var(--navy-900);font-size:15px;list-style:none;position:relative;padding-right:54px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:24px;color:var(--red-600);font-weight:400;transition:transform .2s}
.faq-item[open]{border-color:var(--navy-700)}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-item__body{padding:0 22px 18px;color:var(--ink-2);font-size:14px;line-height:1.85}
.faq-item__body a{color:var(--navy-700);font-weight:600;text-decoration:underline}

/* RELATED */
.related{background:var(--bg);border:2px solid var(--line);border-radius:14px;padding:24px 26px}
.related h4{color:var(--navy-900);font-size:15px;margin-bottom:14px}
.related h4::before{content:"🔗 "}
.related ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr;gap:8px}
@media(min-width:600px){.related ul{grid-template-columns:1fr 1fr}}
.related a{display:flex;gap:8px;padding:13px 16px;background:#fff;border:1px solid var(--line);border-radius:8px;font-size:14px;font-weight:700;color:var(--ink);text-decoration:none;transition:all .15s;align-items:center}
.related a:hover{border-color:var(--red-600);color:var(--red-600);transform:translateX(2px)}
.related a::after{content:"→";margin-left:auto;color:var(--red-600);font-weight:900}

/* CLINIC */
.clinic{background:var(--navy-900);color:#fff;border-radius:14px;padding:30px;border-top:6px solid var(--red-600)}
.clinic h3{font-size:18px;margin-bottom:12px;color:#fff}
.clinic h3::before{content:"🏥 "}
.clinic p{font-size:14px;color:#cfd9ea;margin:6px 0}
.clinic-addr{display:grid;grid-template-columns:1fr;gap:12px;margin-top:18px}
@media(min-width:600px){.clinic-addr{grid-template-columns:1fr 1fr}}
.clinic-addr div{background:rgba(255,255,255,.08);padding:14px 16px;border-radius:10px;border:1px solid rgba(255,255,255,.15);font-size:13px;color:#cfd9ea}
.clinic-addr strong{display:block;color:#fff;margin-bottom:4px;font-size:13px}
.clinic-addr div::before{content:"📍 "}

/* FLOAT */
.float-cta{position:fixed;left:0;right:0;bottom:0;display:flex;gap:6px;padding:8px;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);border-top:1px solid var(--line);z-index:50;box-shadow:0 -8px 24px rgba(0,0,0,.08)}
.float-cta a{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:13px;border-radius:10px;font-weight:900;color:#fff !important;font-size:14px;text-decoration:none;white-space:nowrap}
.float-cta .f-call{background:var(--red-600)}
.float-cta .f-wa{background:var(--green)}
@media(min-width:860px){.float-cta{display:none}}

/* FOOTER */
.fmini{background:var(--navy-900);color:#bcd0ec;padding:36px 16px 28px;font-size:13px;text-align:center;border-top:4px solid var(--red-600)}
.fmini a{color:#fff}
.fmini__nav{margin:14px 0;display:flex;flex-wrap:wrap;justify-content:center;gap:8px 18px;font-size:13px}
.fmini__nav a{color:#cfd9ea}
.fmini__base{font-size:11px;opacity:.6;margin-top:14px}