:root{color-scheme:light;--ink:#18364c;--blue:#0b4c73;--muted:#536a79;--line:#d6e3eb;--lime:#c9f52c;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","PingFang TC","Microsoft YaHei","Microsoft JhengHei",sans-serif;font-size:16px}*{box-sizing:border-box}body{margin:0;background:white;color:var(--ink);line-height:1.8}a{color:var(--blue);text-underline-offset:.18em}button{font:inherit}img{display:block;max-width:100%;height:auto}p{margin:.7em 0}strong{font-weight:700}ul{padding-left:1.4em}li{margin:.65em 0}h1,h2,h3,h4{overflow-wrap:break-word}h1{font-size:clamp(1.9rem,3.1vw,2.55rem);line-height:1.2;letter-spacing:-.035em;margin:0;font-weight:750;max-width:820px}h2{font-size:1.15rem;line-height:1.5;margin:0;font-weight:650;flex:1}h3{font-size:1.16rem;line-height:1.6;margin:0 0 12px}h4{font-size:1.1rem;line-height:1.6;margin:0 0 9px}.skip-link{position:absolute;left:16px;top:-100px;padding:10px;background:white;z-index:3}.skip-link:focus{top:12px}.masthead{display:flex;align-items:center;justify-content:space-between;gap:18px;border-bottom:1px solid var(--line);padding:20px 32px;max-width:1200px;margin:auto}.brand{display:flex;align-items:center;font-size:1.5rem;letter-spacing:-.06em;font-weight:850;color:#103f5c;line-height:1.3}.brand-home>span{font-weight:550}.brand-rule{height:24px;width:1px;background:#cbd6dc;margin:0 20px}.brand-label{font-size:.875rem;font-weight:500;letter-spacing:.035em;color:var(--muted)}.brand-home{display:inline-flex;align-items:center;min-height:44px;padding:6px 8px;margin:-6px -8px;border-radius:6px;color:inherit;text-decoration:none;white-space:nowrap}.brand-home:hover,.brand-home:focus-visible{color:#0866b5;background:#eaf4ff;text-decoration:underline;text-underline-offset:.18em;text-decoration-thickness:1.5px}.brand-home:focus-visible{outline:3px solid #78b6df;outline-offset:3px}.language-selector{display:inline-flex;align-items:center;gap:4px;padding:4px;border:1px solid #d8e4ee;border-radius:8px;background:white;flex-shrink:0;line-height:1.4}.language-selector button{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:8px 14px;border:0;border-radius:5px;color:#345f7e;background:transparent;font-size:1rem;font-weight:500;white-space:nowrap;cursor:pointer}.language-selector button:hover{background:#edf4f8}.language-selector button[aria-pressed=true]{background:#173f5f;color:white}.language-selector button:focus-visible{outline:3px solid #78b6df;outline-offset:3px}
main{max-width:1200px;margin:auto}.hero{display:grid;grid-template-columns:minmax(0,1fr) 140px;gap:32px;align-items:center;padding:32px 40px;background:linear-gradient(120deg,#eef6fb,#fff 82%)}.eyebrow{font-size:.875rem;font-weight:700;letter-spacing:.18em;color:#38617c;margin:0 0 12px}.title-line{height:4px;width:58px;background:var(--lime);margin-top:20px}.subtitle{font-size:1rem;color:#406680;margin:13px 0 0;max-width:820px}.cover{width:100%;max-width:140px;object-fit:contain}.reading{max-width:1080px;margin:auto;padding:26px 30px 0}details{border:1px solid var(--line);margin:0 0 16px;border-radius:5px;overflow:hidden;background:white}summary{list-style:none;display:flex;gap:16px;align-items:center;padding:20px 24px;cursor:pointer;background:#f3f7fa;user-select:none}summary::-webkit-details-marker{display:none}summary:hover{background:#eaf2f8}summary:focus-visible{outline:3px solid #1397ca;outline-offset:-3px}details[open]>summary{background:var(--blue);color:white}.section-number{font-size:.875rem;letter-spacing:.06em;font-weight:600;color:#69859a;font-variant-numeric:tabular-nums}details[open] .section-number{color:#bedde9}.plus{position:relative;flex:0 0 18px;height:18px}.plus:before,.plus:after{content:"";display:block;position:absolute;background:currentColor;top:8px;left:2px;width:14px;height:2px}.plus:after{transform:rotate(90deg)}details[open] .plus:after{transform:rotate(0)}.section-body{padding:26px}.section-body>:first-child{margin-top:0}.section-body>:last-child{margin-bottom:0}.tone-teal{background:#eaf7f4}.tone-blue{background:#edf4fc}.tone-orange{background:#fff2e6}.tone-yellow{background:#fff8e3}
.opening-row{display:grid;grid-template-columns:32% minmax(0,1fr);gap:22px;align-items:center;margin-bottom:22px}.source-photo{width:100%;height:auto;object-fit:contain;border-radius:6px}.prep-step{padding:22px;border-radius:5px;border-left:3px solid #15958f;margin:22px 0}.opening-row .prep-step{margin:0}.step-heading{display:flex;gap:12px;align-items:baseline;flex-wrap:wrap;margin-bottom:13px}.step-heading h3{font-size:1.1rem;margin:0}.step-index{font-size:.875rem;letter-spacing:.06em;font-weight:700;color:#307482;flex-shrink:0}.step-subtitle{font-size:.9rem;color:#526f7c;margin:0}.prep-step ul{margin:0}.prep-step li:last-child{margin-bottom:0}.prep-step.tone-blue{border-color:#4185b5}.prep-step.tone-yellow{border-color:#d6a437}.briefing{background:#eaf7f4;padding:22px;border-left:3px solid #15958f;border-radius:0 5px 5px 0;margin-top:22px}.briefing>div{display:flex;align-items:baseline;flex-wrap:wrap;gap:12px}.briefing h3{margin:0;font-size:1.1rem}.briefing-time{font-size:.94rem;font-weight:650;color:#0c6870;margin-left:auto}.briefing blockquote{margin:17px 0 0;padding:0;font-size:1.1rem;line-height:1.85;color:#194e59}.topic{padding:23px;border:1px solid #cce5e2;border-radius:5px;margin:25px 0}.topic h3{display:flex;align-items:baseline;gap:12px;color:#087b82;font-size:1.16rem;margin:0 0 17px}.topic-number{font-size:.875rem;display:inline-flex;align-items:center;justify-content:center;min-width:29px;height:29px;background:#087b82;color:white;border-radius:4px;flex-shrink:0}.topic>ul{margin:0}.topic li{margin:12px 0}.topic li:last-child{margin-bottom:0}.topic.tone-blue{border-color:#ccdfed}.topic.tone-blue h3{color:#276a9a}.topic.tone-blue .topic-number{background:#276a9a}.load-abort{background:#fff7e8;border:1px solid #eac997;border-left:4px solid #c88227;border-radius:0 5px 5px 0;padding:20px 22px;margin-top:24px}.abort-heading{display:flex;gap:20px;justify-content:space-between;align-items:flex-start}.abort-heading h4{font-size:1.1rem;color:#8a480f;margin:0}.abort-heading p{font-size:.875rem;color:#855629;margin:4px 0 0}.abort-heading>strong{font-size:.9rem;line-height:1.5;max-width:42%;background:#f6e4c5;padding:8px 12px;border-radius:4px;color:#754310}.abort-steps{padding-left:1.4em;margin:17px 0 0}.abort-steps li{padding-left:4px;margin:15px 0}.abort-steps li::marker{font-weight:700;color:#a45a17}.monitoring{border:1px solid var(--line);background:#fff}.monitoring-row{display:grid;grid-template-columns:40% minmax(0,1fr);gap:25px;align-items:center}.monitoring-image{width:100%;aspect-ratio:3/2;object-fit:contain;border-radius:5px}.monitoring-copy{background:#edf8f5;padding:21px;border-radius:5px}.interval{font-size:1.5rem;line-height:1.4;font-weight:750;color:#087b82;margin:0 0 14px}.monitoring-copy ul{margin:0}.age-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.age-card{padding:22px;border-radius:5px;border-top:4px solid #179b96;min-width:0}.age-card.tone-yellow{border-color:#d6a437}.age-card.tone-blue{border-color:#4185b5}.age{margin:0 0 11px;font-weight:700;color:#256c74;font-size:1rem}.age-card h3{font-size:1.25rem;margin:0;line-height:1.35;letter-spacing:-.015em}.age-english{font-size:.94rem;margin:9px 0 0;color:#315f72;line-height:1.55}.age-focus{font-size:1.05rem;font-weight:700;line-height:1.55;padding-top:17px;border-top:1px solid #cfdfdf;margin:20px 0 14px;color:#155873}.age-card.tone-yellow .age-focus{color:#856010;border-color:#e8d8ae}.age-card>p:last-child{margin-bottom:0}.handover-title{color:#087b82;font-size:1.16rem;margin-bottom:21px}.handover-steps{padding:0;list-style:none;counter-reset:handover;display:grid;gap:18px;margin:0}.handover-steps li{counter-increment:handover;margin:0;background:#eff6f8;border:1px solid #d2e2e8;padding:22px 24px 22px 69px;position:relative;border-radius:5px}.handover-steps li:before{content:counter(handover);position:absolute;left:20px;top:23px;display:flex;align-items:center;justify-content:center;width:29px;height:29px;background:#118d91;color:#fff;font-size:.94rem;font-weight:650;border-radius:4px}.red-lines{list-style:none;counter-reset:redline;padding:0;margin:0;display:grid;gap:13px}.red-lines li{counter-increment:redline;position:relative;background:#fff0ec;border-left:3px solid #cb6254;border-radius:0 4px 4px 0;padding:17px 20px 17px 56px;margin:0}.red-lines li:before{content:counter(redline,decimal-leading-zero);position:absolute;left:15px;top:18px;color:#a23b32;font-size:.875rem;font-weight:700}footer{border-top:1px solid var(--line);padding:24px 0 32px;margin-top:26px;display:flex;justify-content:space-between;gap:22px;align-items:center;font-size:.875rem;color:var(--muted)}footer strong{color:var(--blue);font-size:1.1rem;letter-spacing:-.04em}
@media(max-width:1000px){.opening-row{grid-template-columns:1fr}.source-photo{max-width:500px;justify-self:center}.opening-row .prep-step{width:100%}.age-grid{gap:12px}.age-card{padding:18px}.monitoring-row{grid-template-columns:36% minmax(0,1fr);gap:20px}}
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@media(prefers-reduced-motion:no-preference){summary,.brand-home{transition:background-color .15s,color .15s}}
@media print{.masthead,.skip-link{display:none}.hero{padding:0;background:none;grid-template-columns:1fr 120px}.hero h1{font-size:24pt}.hero .cover{max-width:120px}.reading{max-width:none;padding:16px 0 0}.section-body{display:block!important}details::details-content{content-visibility:visible!important;display:block!important}summary{break-after:avoid;background:#edf3f7!important;color:var(--ink)!important}.plus{display:none}.section-body{padding:16px}.opening-row{grid-template-columns:25% 1fr}.monitoring-row{grid-template-columns:30% 1fr}.age-grid{grid-template-columns:1fr 1fr 1fr}.age-card{padding:14px}.prep-step,.briefing,.age-card,.handover-steps li,.red-lines li{break-inside:avoid}.load-abort{break-inside:avoid}.abort-heading{flex-direction:column;gap:10px}.abort-heading>strong{max-width:none}h3,h4{break-after:avoid}footer{padding-bottom:0}}