/* V13 philosophy: one reading column, with diagrams in the flow of the story. */
.philosophy-v13 .philosophy-main{--ph-accent:#315e58;--ph-soft:#e6ece2;--ph-rule:#bbc9bd}
.philosophy-v13 .philosophy-main .ph-wrap{width:calc(100% - 112px);max-width:1120px;margin-inline:auto}
.philosophy-v13 .ph-hero{padding-block:58px 60px;border-bottom:1px solid var(--ph-rule)}
.philosophy-v13 .ph-hero .page-title{font-size:clamp(54px,7.1vw,96px)}
.philosophy-v13 .ph-hero h1{font-size:clamp(34px,4vw,54px);line-height:1.55;letter-spacing:.005em;font-weight:500;margin:28px 0 18px;max-width:none;word-break:normal;overflow-wrap:normal;text-wrap:balance}
.philosophy-v13 .ph-hero .ph-lead{font-size:clamp(17px,1.7vw,21px);line-height:1.9;max-width:none;color:var(--page-muted)}
.philosophy-v13 .ph-section{padding-block:72px;border-bottom:1px solid var(--ph-rule)}
.philosophy-v13 .ph-kicker{display:flex;align-items:baseline;gap:16px;color:var(--page-muted);font-size:14px;line-height:1.8;letter-spacing:.035em;margin:0 0 18px}
.philosophy-v13 .ph-kicker span{font:14px/1.8 Arial,sans-serif;color:#54766e}
.philosophy-v13 .ph-section h2,.philosophy-v13 .ph-end h2{font-size:clamp(27px,2.65vw,36px);font-weight:500;line-height:1.65;letter-spacing:.005em;margin:0 0 28px;max-width:none;word-break:normal;overflow-wrap:normal;text-wrap:balance}
.philosophy-v13 .ph-prose{font-size:17px;line-height:2.05;color:var(--page-muted);max-width:48em}
.philosophy-v13 .ph-prose p+p{margin-top:18px}
.philosophy-v13 .ph-prose strong{font-weight:500;color:var(--page-ink)}
.philosophy-v13 .ph-world{margin-top:34px;border-top:1px solid var(--ph-rule)}
.philosophy-v13 .ph-world>div{display:grid;grid-template-columns:150px 1fr;gap:26px;padding-block:20px;border-bottom:1px solid var(--ph-rule)}
.philosophy-v13 .ph-world dt{font-size:14px;line-height:1.8;color:var(--page-muted)}
.philosophy-v13 .ph-world dd{margin:0;font-size:17px;line-height:1.9;color:var(--page-ink)}
.philosophy-v13 .ph-world dd span{display:block;font-size:14px;color:var(--page-muted);margin-top:3px}
.philosophy-v13 .ph-source-links{display:flex;flex-wrap:wrap;gap:0 18px;margin:13px 0 0;font-size:12px;line-height:2;color:var(--page-muted)}
.philosophy-v13 .ph-source-links a{text-decoration:underline;text-underline-offset:4px;padding-block:5px}
.philosophy-v13 .ph-source-links a:focus-visible{outline:2px solid var(--ph-accent);outline-offset:3px}
.philosophy-v13 .ph-conviction{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:52px;align-items:center;margin-top:10px}
.philosophy-v13 .ph-field-art{margin:0}
.philosophy-v13 .ph-field-art img{display:block;width:100%;height:auto;max-width:390px;margin-inline:auto}
.philosophy-v13 .ph-field-art figcaption{font-size:12px;color:var(--page-muted);line-height:1.8;margin-top:12px;text-align:center}
.philosophy-v13 .ph-comparison{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:36px 0 0;border-top:1px solid var(--ph-rule);border-bottom:1px solid var(--ph-rule)}
.philosophy-v13 .ph-compare-panel{padding:30px 28px 26px;min-width:0}
.philosophy-v13 .ph-compare-panel+.ph-compare-panel{border-left:1px solid var(--ph-rule);background:var(--ph-soft)}
.philosophy-v13 .ph-compare-label{font-size:12px;line-height:1.8;letter-spacing:.04em;color:var(--page-muted);margin-bottom:10px}
.philosophy-v13 .ph-compare-panel h3{font-size:clamp(19px,1.85vw,24px);line-height:1.7;font-weight:500;margin:0;letter-spacing:0;text-wrap:balance}
.philosophy-v13 .ph-relation{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;align-items:center;margin-top:28px}
.philosophy-v13 .ph-node{text-align:center;min-width:0}
.philosophy-v13 .ph-icon{display:block;width:70px;height:70px;margin:0 auto 10px;fill:none;stroke:currentColor;stroke-width:2;stroke-linejoin:round;stroke-linecap:round;color:#497274}
.philosophy-v13 .ph-node b{display:block;font-size:16px;font-weight:500;line-height:1.7}
.philosophy-v13 .ph-node small{display:block;font-size:12px;line-height:1.8;color:var(--page-muted);margin-top:5px}
.philosophy-v13 .ph-direction{align-self:start;margin-top:38px;text-align:center;color:var(--ph-accent);min-width:0}
.philosophy-v13 .ph-direction svg{display:block;width:100%;height:16px;fill:none;stroke:currentColor;stroke-width:1.5;overflow:visible}
.philosophy-v13 .ph-direction span{display:block;font-size:12px;line-height:1.7;margin-top:12px}
.philosophy-v13 .ph-diagram-note{font-size:14px;line-height:1.9;color:var(--page-muted);margin-top:22px}
.philosophy-v13 .ph-process{list-style:none;margin:36px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:42px}
.philosophy-v13 .ph-process li{position:relative;min-width:0;border-top:1px solid var(--ph-rule);padding-top:26px}
.philosophy-v13 .ph-process li+li:before{content:'→';position:absolute;left:-34px;top:67px;color:#648174;font-size:22px}
.philosophy-v13 .ph-process-top{display:flex;gap:18px;align-items:center;margin-bottom:16px}
.philosophy-v13 .ph-process-top .ph-icon{width:60px;height:60px;margin:0;flex:none}
.philosophy-v13 .ph-process-top span{display:block;font:12px/1.8 Arial,sans-serif;color:#527064;margin-bottom:6px}
.philosophy-v13 .ph-process h3{font-size:21px;line-height:1.6;font-weight:500;margin:0}
.philosophy-v13 .ph-process li>p{font-size:15px;line-height:1.95;color:var(--page-muted);margin:0}
.philosophy-v13 .ph-loop{display:flex;align-items:center;gap:16px;color:var(--ph-accent);margin-top:26px;border-bottom:1px solid var(--ph-rule);padding-bottom:24px;font-size:15px;line-height:1.9}
.philosophy-v13 .ph-loop svg{flex:none;width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.philosophy-v13 .ph-end{padding-block:64px 78px}
.philosophy-v13 .ph-end h2{margin-bottom:18px}
.philosophy-v13 .ph-end .text-link{margin-top:26px}
.philosophy-v13 .ph-symbols{position:absolute;width:0;height:0;overflow:hidden;pointer-events:none}
@media(max-width:1000px){
 .philosophy-v13 .philosophy-main .ph-wrap{width:calc(100% - 64px)}
 .philosophy-v13 .ph-conviction{gap:28px;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr)}
 .philosophy-v13 .ph-compare-panel{padding-inline:20px}
 .philosophy-v13 .ph-process{gap:30px}
 .philosophy-v13 .ph-process li+li:before{left:-26px}
 .philosophy-v13 .ph-process-top{gap:10px}
 .philosophy-v13 .ph-process-top .ph-icon{width:48px;height:48px}
 .philosophy-v13 .ph-process h3{font-size:19px}
}
@media(max-width:700px){
 .philosophy-v13 .philosophy-main .ph-wrap{width:calc(100% - 40px)}
 .philosophy-v13 .ph-hero{padding-block:34px 36px}
 .philosophy-v13 .ph-hero .page-title{font-size:57px}
 .philosophy-v13 .ph-hero h1{font-size:33px;line-height:1.6;margin-top:24px;margin-bottom:16px}
 .philosophy-v13 .ph-hero .ph-lead{font-size:16px;line-height:1.9}
 .philosophy-v13 .ph-section{padding-block:42px}
 .philosophy-v13 .ph-kicker{font-size:13px;gap:12px;margin-bottom:14px}
 .philosophy-v13 .ph-section h2,.philosophy-v13 .ph-end h2{font-size:26px;line-height:1.65;margin-bottom:22px}
 .philosophy-v13 .ph-prose{font-size:16px;line-height:1.95}
 .philosophy-v13 .ph-world{margin-top:26px}
 .philosophy-v13 .ph-world>div{grid-template-columns:76px minmax(0,1fr);gap:14px;padding-block:17px}
 .philosophy-v13 .ph-world dt{font-size:13px}
 .philosophy-v13 .ph-world dd{font-size:15px}
 .philosophy-v13 .ph-world dd span{font-size:12px;line-height:1.8}
 .philosophy-v13 .ph-source-links{gap:0 14px}
 .philosophy-v13 .ph-conviction{grid-template-columns:1fr;gap:24px}
 .philosophy-v13 .ph-field-art img{max-width:310px}
 .philosophy-v13 .ph-field-art figcaption{margin-top:8px}
 .philosophy-v13 .ph-comparison{grid-template-columns:1fr;margin-top:28px}
 .philosophy-v13 .ph-compare-panel{padding:24px 18px}
 .philosophy-v13 .ph-compare-panel+.ph-compare-panel{border-left:0;border-top:1px solid var(--ph-rule)}
 .philosophy-v13 .ph-compare-panel h3{font-size:21px}
 .philosophy-v13 .ph-relation{margin-top:22px;grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(0,1.1fr)}
 .philosophy-v13 .ph-icon{width:62px;height:62px}
 .philosophy-v13 .ph-direction{margin-top:30px}
 .philosophy-v13 .ph-node b{font-size:15px}
 .philosophy-v13 .ph-node small{font-size:11px}
 .philosophy-v13 .ph-direction span{font-size:11px}
 .philosophy-v13 .ph-diagram-note{font-size:13px;line-height:1.9;margin-top:18px}
 .philosophy-v13 .ph-process{grid-template-columns:1fr;gap:32px;margin-top:28px}
 .philosophy-v13 .ph-process li{padding-top:20px}
 .philosophy-v13 .ph-process li+li:before{content:'↓';top:-31px;left:21px;font-size:21px}
 .philosophy-v13 .ph-process-top{gap:20px;margin-bottom:10px}
 .philosophy-v13 .ph-process-top .ph-icon{width:60px;height:60px}
 .philosophy-v13 .ph-process h3{font-size:21px}
 .philosophy-v13 .ph-process li>p{padding-left:80px;font-size:14px}
 .philosophy-v13 .ph-loop{margin-top:24px;align-items:flex-start;font-size:14px;gap:12px;padding-bottom:22px}
 .philosophy-v13 .ph-end{padding-block:42px 50px}
}
@media(max-width:360px){
 .philosophy-v13 .ph-hero .page-title{font-size:51px}
 .philosophy-v13 .ph-hero h1{font-size:30px}
 .philosophy-v13 .ph-section h2,.philosophy-v13 .ph-end h2{font-size:24px}
 .philosophy-v13 .ph-compare-panel{padding-inline:12px}
 .philosophy-v13 .ph-compare-panel h3{font-size:19px}
 .philosophy-v13 .ph-node b{font-size:13px}
}