:root{color-scheme:light;--ink:#17243b;--muted:#5b6980;--line:#d7dfeb;--bg:#f4f7fb;--paper:#fff;--blue:#235d87;--blue-soft:#eaf3f9;--orange:#b8632e;--orange-soft:#fff3e8;--green:#32705d;--green-soft:#eaf5f0}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 -apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",sans-serif}
a{color:var(--blue)}
button{font:inherit}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #89b5da;outline-offset:3px}
.wrap{max-width:1180px;margin:auto;padding:22px 24px 70px}
.top-nav{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:17px}
.back-links{display:flex;gap:7px;flex-wrap:wrap}
.back-link{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:7px 13px;border:1px solid var(--line);border-radius:9px;background:#fff;text-decoration:none;color:var(--ink);font-size:13px;font-weight:700}
.back-link:hover{border-color:#82a8c5;background:var(--blue-soft)}
.hero{position:relative;overflow:hidden;border:1px solid #c9d9e6;border-radius:18px;padding:30px 36px;background:linear-gradient(115deg,#f8fbfd 5%,#eaf4fa 70%,#e6eff7);box-shadow:0 5px 20px #17243b0b}
.hero:after{content:"";position:absolute;width:270px;height:270px;right:-105px;top:-135px;border:35px solid #d7eaf4;border-radius:50%;pointer-events:none}
.eyebrow{margin:0 0 7px;color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.12em}
.hero h1{position:relative;margin:0;font-size:clamp(26px,3.5vw,40px);line-height:1.22;letter-spacing:-.035em}
.hero-intro{position:relative;max-width:740px;margin:12px 0 20px;color:#31445c;font-size:16px}
.hero-meta{position:relative;display:flex;flex-wrap:wrap;gap:7px}
.hero-meta span{display:inline-block;padding:5px 10px;border:1px solid #c8dce9;border-radius:99px;background:#ffffffbf;color:#284a66;font-size:12px;font-weight:650}
.hero-note{position:relative;margin:17px 0 0;color:var(--muted);font-size:12px}
.session-overview{margin-top:31px}
.session-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.session-summary-card{padding:15px 17px;border:1px solid var(--line);border-radius:11px;background:#fff}
.session-summary-card>div{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.session-summary-card strong{color:var(--blue);font-size:16px}
.session-summary-card span{font-weight:700;font-size:13px}
.session-summary-card p{margin:5px 0;color:var(--muted);font-size:12px}
.session-summary-card a{font-size:12px;font-weight:700;text-decoration:none}
.session-summary-card a:hover{text-decoration:underline}
.purpose-section{margin-top:31px}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:17px}
.section-heading h2{margin:0;font-size:25px;letter-spacing:-.025em}
.section-heading>p{max-width:415px;margin:0;color:var(--muted);font-size:13px}
.purpose-nav{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}
.purpose-nav button{display:flex;justify-content:space-between;align-items:center;gap:8px;min-height:62px;padding:11px 13px;text-align:left;background:#fff;border:1px solid var(--line);border-radius:11px;color:var(--ink);cursor:pointer;font-size:13px;font-weight:700;line-height:1.25}
.purpose-nav button b{flex:none;display:grid;place-items:center;min-width:25px;height:25px;padding:0 5px;border-radius:99px;background:#eef3f7;color:var(--muted);font-size:12px}
.purpose-nav button:not(:disabled):hover{border-color:#81a9c7;background:#f9fcfe}
.purpose-nav button[aria-pressed=true]{background:var(--blue);color:#fff;border-color:var(--blue);box-shadow:0 5px 14px #235d8730}
.purpose-nav button[aria-pressed=true] b{background:#ffffff35;color:#fff}
.purpose-nav button:disabled{opacity:.48;cursor:default}
.purpose-controls{display:grid;grid-template-columns:142px minmax(0,1fr) 142px;align-items:stretch;gap:10px;margin-top:15px}
.purpose-controls>button{padding:11px 8px;background:#fff;border:1px solid var(--line);border-radius:10px;color:var(--ink);font-size:13px;font-weight:700;cursor:pointer}
.purpose-controls>button:not(:disabled):hover{border-color:#81a9c7;background:var(--blue-soft)}
.purpose-controls>button:disabled{opacity:.42;cursor:default}
.purpose-current{display:flex;align-items:center;gap:11px;min-height:61px;padding:9px 16px;background:#fff;border:1px solid var(--line);border-radius:10px}
.purpose-current span{color:var(--blue);font-size:12px;font-weight:800;white-space:nowrap}
.purpose-current strong{font-size:16px;white-space:nowrap}
.purpose-current small{color:var(--muted);font-size:12px}
.session-distribution{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin:11px 0 18px;color:var(--muted);font-size:12px}
.session-distribution>span{margin-right:4px}
.session-distribution strong{padding:4px 8px;border-radius:6px;background:#e9eef4;color:#315b77;font-weight:700}
.paper-list{display:grid;gap:13px}
.paper-card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:22px 25px;box-shadow:0 3px 14px #17243b08;scroll-margin-top:20px}
.paper-card:target{border-color:#cf8b5d;box-shadow:0 0 0 3px #f3d6c3}
.paper-head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:5px;color:var(--muted);font-size:12px;font-weight:700}
.paper-order{color:var(--orange);text-decoration:none}
.paper-order:hover{text-decoration:underline}
.paper-card h3{margin:8px 0 7px;font-size:20px;line-height:1.35;letter-spacing:-.015em}
.paper-card h3 a{color:var(--ink);text-decoration:none}
.paper-card h3 a:hover{text-decoration:underline;text-decoration-color:#a6bdcf}
.paper-short{margin:0 0 13px;color:#34455b;font-size:14px}
.classification{display:flex;flex-wrap:wrap;align-items:center;gap:5px;margin-bottom:10px;font-size:12px}
.primary-tag,.secondary-tag{display:inline-block;padding:3px 8px;border-radius:6px;font-weight:700}
.primary-tag{background:var(--orange-soft);color:#9b5221}
.secondary-tag{background:var(--green-soft);color:var(--green)}
.secondary-label{margin-left:8px;color:var(--muted);font-weight:700}
.none{color:#8d98a9}
.rationale{margin:0 0 14px;padding:9px 12px;border-left:3px solid #d8a27f;border-radius:3px;background:#fff9f4;color:#455068;font-size:13px}
.rationale strong{margin-right:7px;color:#9b5221}
.topics-preview{display:flex;gap:14px;align-items:baseline;padding-top:11px;border-top:1px solid #e9eef4;color:var(--muted);font-size:12px}
.topics-preview>strong{flex:none;color:var(--blue)}
.topics-preview>div{display:flex;flex-wrap:wrap;column-gap:13px;row-gap:3px}
.topics-preview b{margin-right:4px;color:#4f6c80}
.card-details{display:flex;flex-wrap:wrap;gap:9px;margin-top:13px}
.card-details details{width:100%;border:1px solid #e2e9ef;border-radius:8px;background:#fbfcfe;font-size:13px}
.card-details summary{padding:9px 12px;color:var(--blue);font-weight:750;cursor:pointer}
.card-details details[open] summary{border-bottom:1px solid #e2e9ef}
.detail-content{padding:5px 13px 13px}
.detail-content h4{margin:12px 0 2px;color:var(--ink);font-size:12px}
.detail-content p{margin:0;color:#46536a}
.detail-content>a{display:inline-block;margin-top:12px;font-weight:700;text-decoration:none}
.official-topics dl{margin:0;padding:7px 13px 12px}
.topic-row{display:grid;grid-template-columns:125px minmax(0,1fr);gap:10px;padding:6px 0;border-bottom:1px solid #ecf0f4}
.topic-row:last-child{border-bottom:0}
.topic-row dt{color:#557086;font-weight:750}
.topic-row dd{margin:0;color:#34475e}
.separator{color:#9daab9}
.topic-note{margin:0;padding:0 13px 13px;color:var(--muted);font-size:12px}
.source-note{margin-top:32px;padding:21px 25px;background:#eaf0f5;border-radius:12px;color:var(--muted);font-size:12px}
.source-note h2{margin:0 0 8px;color:var(--ink);font-size:15px}
.source-note p{margin:6px 0}
@media(max-width:900px){.session-summary{grid-template-columns:1fr}.purpose-nav{grid-template-columns:repeat(3,minmax(0,1fr))}.purpose-current{flex-wrap:wrap;gap:2px 9px}.purpose-current small{width:100%}.section-heading{align-items:start;flex-direction:column;gap:3px}}
@media(max-width:650px){.wrap{padding:12px 12px 45px}.top-nav{align-items:stretch;flex-wrap:wrap}.back-links{width:100%}.back-link{flex:1}.hero{padding:24px 19px}.hero-intro{font-size:14px}.hero-meta span{font-size:11px}.purpose-section,.session-overview{margin-top:25px}.purpose-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.purpose-nav button{min-height:54px}.purpose-controls{grid-template-columns:1fr 1fr;gap:7px}.purpose-current{grid-column:1/-1;grid-row:1}.purpose-controls>button{grid-row:2}.paper-card{padding:17px 16px}.paper-card h3{font-size:18px}.topics-preview{display:block}.topics-preview>div{margin-top:5px}.topic-row{grid-template-columns:1fr;gap:0}.source-note{padding:17px}}
@media print{body{background:#fff}.wrap{max-width:none;padding:0}.top-nav,.purpose-nav,.purpose-controls,.session-distribution{display:none}.hero,.paper-card{box-shadow:none}.paper-list{gap:8px}.card-details{display:none}}
.purpose-insight{margin:0 0 18px;padding:24px 27px;border:1px solid #cbdde9;border-radius:14px;background:#fafdff;box-shadow:0 3px 14px #17243b08}
.purpose-insight h3{margin:0 0 12px;font-size:21px;line-height:1.35;letter-spacing:-.02em}
.purpose-insight p{color:#34475e}
.purpose-insight .eyebrow{color:var(--blue)}
.insight-intro{margin:0 0 17px;font-size:14px;line-height:1.75}
.insight-themes{border-top:1px solid #dce8f0}
.insight-theme{display:grid;grid-template-columns:minmax(155px,215px) minmax(0,1fr);gap:18px;padding:14px 0;border-bottom:1px solid #dce8f0}
.insight-theme h4{margin:0;color:var(--blue);font-size:14px;line-height:1.55}
.insight-theme p{margin:0;font-size:13px;line-height:1.7}
.insight-theme a{font-weight:700;text-underline-offset:2px}
.insight-reading{display:flex;gap:14px;margin:18px 0 0;padding:13px 15px;border-radius:9px;background:#eaf3f9;font-size:13px;line-height:1.7}
.insight-reading strong{flex:none;color:var(--blue)}
@media(max-width:650px){.purpose-insight{padding:20px 17px}.purpose-insight h3{font-size:19px}.insight-theme{display:block}.insight-theme h4{margin-bottom:5px}.insight-reading{display:block}.insight-reading strong{display:block;margin-bottom:3px}}