:root{--bg:#070e17;--panel:#0e1824;--line:#273341;--text:#ecf0f2;--muted:#b0becb;--accent:#8ee3d6;--serif:'Yu Mincho','Hiragino Mincho ProN',serif;--sans:'Yu Gothic','Hiragino Kaku Gothic ProN',system-ui,sans-serif;--mono:ui-monospace,'Cascadia Code',monospace}
*{box-sizing:border-box}html{scroll-behavior:auto;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none;cursor:pointer}button,select,[role=button]{cursor:pointer}button,input,select,textarea{font:inherit}button:disabled{cursor:wait}img{max-width:100%;display:block}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.5}h1,h2{font-family:var(--serif);font-weight:600}p+p{margin-top:1.4em}a:hover{color:var(--accent)}:focus-visible{outline:2px solid var(--accent);outline-offset:5px}::selection{background:#17665f;color:white}.shell{max-width:1240px;margin:0 auto;padding:0 44px}.eyebrow{font:11px/1.7 var(--mono);color:var(--accent);letter-spacing:.15em;display:block}.skip{position:fixed;left:15px;top:-100px;z-index:100;background:var(--accent);color:var(--bg);padding:8px 20px}.skip:focus{top:10px}.site-header{position:relative;z-index:20;border-bottom:1px solid var(--line);background:var(--bg)}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:98px;gap:24px}.brand{display:flex;gap:15px;align-items:center;font-family:var(--serif);font-size:22px;letter-spacing:.07em;white-space:nowrap}.brand small{display:block;font:8px/2 var(--mono);letter-spacing:.19em;color:var(--muted)}.brand-mark{position:relative;display:block;width:36px;height:36px;border:1px solid var(--accent);border-radius:50%;flex-shrink:0}.brand-mark:before,.brand-mark:after{content:'';position:absolute;border:1px solid #649c96;border-radius:50%;inset:7px}.brand-mark:after{inset:-6px 17px;border-radius:0;border-color:var(--accent)}.brand-mark i{position:absolute;inset:17px -6px;border-top:1px solid var(--accent)}.site-header nav{display:flex;gap:26px;font-size:12px;align-items:center}.site-header nav a{padding:12px 0;position:relative}.site-header nav a:after{content:'';position:absolute;bottom:6px;left:0;width:0;height:1px;background:var(--accent);transition:width .2s}.site-header nav a:hover:after{width:100%}.nav-search{border-left:1px solid var(--line);padding-left:24px!important}.nav-search span{color:var(--accent)}
.home-hero{position:relative;min-height:680px;overflow:hidden;border-bottom:1px solid var(--line)}.hero-backdrop{position:absolute;width:100%;height:100%;object-fit:cover;object-position:center 70%}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,10,18,.85),rgba(4,10,18,.15)),linear-gradient(0deg,rgba(7,14,23,.55),transparent 45%)}.hero-content{position:relative;padding-top:66px;padding-bottom:32px}.live-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:10px;box-shadow:0 0 12px #8ee3d655}.home-hero h1{font-size:clamp(44px,5.6vw,76px);letter-spacing:.02em;line-height:1.5;margin:27px 0 20px}.home-hero h1 em{font-style:normal;color:var(--accent)}.hero-description{color:#d2dce4;font-size:15px;line-height:2.1;margin-bottom:30px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;background:var(--accent);color:#09221f;padding:15px 24px;font-size:13px;font-weight:700;border:1px solid var(--accent);transition:background .2s,transform .2s;min-height:54px}.button:hover{background:#c0f4eb;color:#09221f;transform:translateY(-2px)}.button span{font-size:19px}.button.secondary{color:var(--accent);background:transparent}.button.secondary:hover{background:#142d31}.hero-bottom{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-top:66px;font-size:10px;color:#ced8df}.hero-bottom small{font-size:9px;color:#b7c6d0}.depth-label{font:12px var(--mono);letter-spacing:.08em;text-align:right;padding-right:24px}.depth-label strong{font-size:40px;font-weight:400;color:var(--accent)}.depth-label small{display:block;letter-spacing:.2em;margin-top:9px}.hero-ruler{position:absolute;right:24px;top:56px;bottom:36px;display:flex;flex-direction:column;justify-content:space-between;align-items:flex-end;font:9px var(--mono);color:#b3c5d2}.hero-ruler i{height:38px;width:20px;border-top:1px solid #5c7a8e;border-bottom:1px solid #5c7a8e;background:repeating-linear-gradient(0deg,transparent 0 9px,#52738955 9px 10px)}
.intro-strip{border-bottom:1px solid var(--line);background:#0b1420}.intro-grid{display:grid;grid-template-columns:1fr 2.2fr auto;gap:25px;align-items:center;padding-top:32px;padding-bottom:32px}.intro-grid p{font-size:13px;color:var(--muted)}.intro-grid strong{color:var(--text);font-weight:500}.text-link{font-size:12px;color:var(--accent);border-bottom:1px solid #487d77;padding-bottom:5px;display:inline-block;width:fit-content}.section{padding-top:82px;padding-bottom:70px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:34px}.section-heading h2{font-size:35px;margin-top:12px}.section-heading p{font-size:12px;color:var(--muted)}.world-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:38px 30px}.world-card{border:1px solid var(--line);background:var(--panel);transition:border-color .2s,transform .2s}.world-card:hover{border-color:#629c98;transform:translateY(-3px)}.world-card>a{display:block;height:100%;color:var(--text)}.card-image{position:relative;overflow:hidden;aspect-ratio:16/9}.card-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.world-card:hover img{transform:scale(1.025)}.card-stamp{position:absolute;bottom:12px;left:14px;color:#dceae9;background:rgba(5,13,20,.85);padding:4px 9px;font-size:9px}.card-arrow{position:absolute;right:15px;top:15px;border:1px solid #7b9d9a;background:#07121ccc;width:32px;height:32px;display:grid;place-items:center;color:var(--accent)}.card-copy{padding:25px 25px 19px}.card-copy h3{font-family:var(--serif);font-size:23px;line-height:1.6;margin:10px 0}.card-copy p{font-size:12px;line-height:1.9;color:var(--muted)}.card-meta{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding-top:15px;margin-top:20px;color:var(--accent);font:10px/1.6 var(--mono)}.card-meta span{font-family:var(--sans)}.series-banner{position:relative;display:flex;gap:60px;align-items:center;background:linear-gradient(110deg,#102a31,#101a2c);border:1px solid #304953;padding:55px;max-width:1152px}.series-banner h2{font-size:30px;margin:14px 0 15px}.series-banner p{font-size:13px;color:var(--muted);margin-bottom:24px}.series-orbit{position:relative;width:160px;height:160px;border:1px solid #537b8266;border-radius:50%;flex-shrink:0;background:repeating-radial-gradient(circle,transparent 0 24px,#4d717333 25px 26px)}.series-orbit:before{content:'';position:absolute;inset:79px -20px;border-top:1px solid #517a82}.series-orbit:after{content:'';position:absolute;inset:-20px 79px;border-left:1px solid #517a82}.series-orbit i{display:block;position:absolute;width:8px;height:8px;border-radius:50%;background:var(--accent);top:72px;right:6px;box-shadow:0 0 22px #8ee3d6}.principles h2{font-size:33px;margin:12px 0 32px}.principle-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:35px}.principle-grid>div{border-top:1px solid var(--line);padding-top:18px}.principle-grid span{color:var(--accent);font:11px var(--mono)}.principle-grid h3{font-family:var(--serif);font-size:20px;margin:14px 0 12px}.principle-grid p{font-size:13px;color:var(--muted)}
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p{color:var(--muted);margin:8px 0 20px}.journey-nav nav{border-left:1px solid var(--line);margin-bottom:28px}.journey-nav nav a{display:flex;gap:14px;padding:15px 8px 15px 17px;color:var(--muted);border-left:2px solid transparent;margin-left:-1px}.journey-nav nav a>span:first-child{font:10px/1.8 var(--mono);color:#8397a8}.journey-nav small{display:block;font:9px/2 var(--mono);color:#879dac;margin-top:5px}.journey-nav nav a:hover,.journey-nav nav a.current{border-left-color:var(--accent);color:var(--accent);background:#142b2c55}.article-body{min-width:0;font-size:15px;line-height:2.1}.answer-box{border-left:3px solid var(--accent);padding:24px 27px;background:#112329}.answer-box h2{font-size:23px;margin:10px 0 16px}.answer-box p{font-size:14px}.conditions-grid{display:grid;grid-template-columns:1fr 1fr;margin:28px 0 58px;border:1px solid var(--line)}.conditions-grid>div{padding:18px 20px;border-bottom:1px solid var(--line)}.conditions-grid>div:nth-child(odd){border-right:1px solid 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var(--line);margin-top:30px;font-size:11px}.comparison h3{font-size:15px;margin-bottom:15px}.comparison>div{display:grid;grid-template-columns:85px 1fr 75px;align-items:center;gap:12px;margin:12px 0}.comparison-track{height:6px;background:#203342}.comparison-track i{height:6px;display:block;background:var(--accent)}.comparison strong{font:10px var(--mono);text-align:right;font-weight:400}.comparison p{font-size:10px;line-height:1.8;margin-top:20px}.evidence-section{scroll-margin-top:30px}.evidence-section>h2,.sources-section>h2{font-size:25px;margin:12px 0 25px}.evidence-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.evidence-grid>div{background:#101c26;padding:20px;border-top:2px solid #5da99d}.evidence-grid>div+div{border-top-color:#9185ad}.evidence-grid h3,.unknown-box h3{font-size:14px}.evidence-grid ul,.unknown-box ul{padding-left:19px;font-size:12px;line-height:1.9;color:var(--muted)}.evidence-grid li+li,.unknown-box li+li{margin-top:12px}.unknown-box{border:1px solid var(--line);padding:22px;margin-top:22px}.sources-section{margin-top:45px;padding-top:25px;border-top:1px solid var(--line);font-size:12px}.sources-section>p{color:var(--muted)}.sources-section ol{list-style:none;padding:0;margin:25px 0}.sources-section li{border-bottom:1px solid var(--line);padding:15px 0;scroll-margin-top:20px}.source-id{font:10px var(--mono);color:var(--accent);margin-right:10px}.sources-section a{color:var(--accent)}.sources-section small{display:block;font-size:10px;color:var(--muted);margin-top:8px}
.page-heading{padding-top:70px;padding-bottom:42px}.page-heading h1{font-size:clamp(29px,4vw,49px);margin:18px 0 22px}.lead{font-size:15px;color:var(--muted);line-height:2.05}.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:38px;padding-top:25px}.guide-grid>div{border-top:1px solid var(--line);padding-top:25px}.guide-grid h2{font-size:24px;margin:12px 0 20px}.guide-grid p{font-size:13px;color:var(--muted);line-height:2}.reading-note{background:#0f2028;border:1px solid var(--line);padding:28px 35px;max-width:1152px}.reading-note h2{font-size:23px;margin-bottom:16px}.reading-note p{font-size:13px;color:var(--muted);margin-bottom:18px}.series-intro{max-width:950px}.series-intro h2{font-size:24px;margin-bottom:17px}.series-intro p{font-size:13px;color:var(--muted)}.series-list{padding-top:45px;padding-bottom:40px}.series-step{display:grid;grid-template-columns:50px 180px 1fr 35px;gap:25px;align-items:center;border-top:1px solid var(--line);padding:30px 0}.series-number{font:30px var(--mono);color:var(--accent)}.series-step img{width:180px;aspect-ratio:16/9;object-fit:cover}.series-step h2{font-size:23px;margin:10px 0}.series-step p{font-size:12px;color:var(--muted)}.series-next{color:var(--accent);font-size:28px}.prose-page{max-width:880px;padding-bottom:45px}.prose-page section{margin:20px 0 40px}.prose-page h2{font-size:25px;margin-bottom:20px}.prose-page p{color:#c8d4dd;font-size:14px;line-height:2.1}.muted{color:var(--muted)!important;font-size:11px!important}.prose-page .text-link{margin-top:20px}.search-form{display:flex;gap:10px;max-width:740px;margin:30px 0 20px}.search-form input{flex:1;min-width:0;padding:15px 19px;background:var(--panel);border:1px solid var(--line);color:var(--text)}.search-form button{padding:15px 25px;background:var(--accent);color:#0b2520;border:0}.page-heading>p:last-child{color:var(--muted);font-size:13px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.contact-layout{display:grid;grid-template-columns:1fr 1.7fr;gap:80px;padding-top:15px;padding-bottom:55px}.contact-layout aside h2{font-size:23px;margin-bottom:18px}.contact-layout aside p{font-size:13px;color:var(--muted);line-height:2}.contact-layout aside a{margin-top:25px}.contact-form{max-width:660px}.contact-form>label{display:block;font-size:13px;margin:24px 0 8px}.contact-form label span{font-size:10px;color:var(--muted);margin-left:10px}.contact-form input:not([type=checkbox]),.contact-form textarea,.contact-form select{display:block;width:100%;padding:12px 15px;background:#101c29;border:1px solid #344857;color:var(--text);border-radius:0}.contact-form textarea{resize:vertical}.contact-form small,.form-note{display:block;font-size:11px;color:var(--muted);line-height:1.9;margin-top:7px}.contact-form label.consent{display:flex;align-items:flex-start;gap:10px;margin-top:27px}.consent input{accent-color:var(--accent);margin-top:7px;flex-shrink:0;width:18px;height:18px;cursor:pointer}.contact-form label.consent span{font-size:12px;line-height:1.9;margin:0}.consent a{color:var(--accent);text-decoration:underline}.contact-form .button{margin-top:24px;min-width:260px}.honeypot{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}.form-errors{padding:18px 20px;border:1px solid #b38b79;color:#f1cbbb;font-size:12px}.form-errors ul{padding-left:18px}.complete{min-height:55vh}.complete .button{margin-top:30px}
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@media(max-width:1000px){.shell{padding-left:30px;padding-right:30px}.site-header nav{gap:15px}.brand{font-size:19px}.site-header nav a:nth-child(3){display:none}.hero-ruler{right:12px}.hero-content{padding-right:65px}.intro-grid{grid-template-columns:1fr 2fr}.intro-grid .text-link{grid-column:2}.article-grid{grid-template-columns:185px 1fr;gap:30px}.series-banner{margin:0 30px;padding:35px;gap:35px}.series-orbit{width:125px;height:125px}.series-orbit:before{inset:62px -10px}.series-orbit:after{inset:-10px 62px}.series-orbit i{top:59px}.contact-layout{gap:40px}.card-copy h3{font-size:21px}}
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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}.world-card:hover,.button:hover{transform:none}.world-card:hover img{transform:none}}
@media(max-width:700px){.home-hero h1{font-size:clamp(28px,9vw,37px)}.site-header nav a{min-height:44px;display:flex;align-items:center}.header-inner{min-height:124px}}
.destination-strip{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;padding-top:38px}.destination-strip>a,.destination-guide{display:block;padding:26px;border:1px solid var(--line);background:linear-gradient(120deg,#10242b,#101927);transition:border-color .2s}.destination-strip>a:hover,.destination-guide:hover{border-color:var(--accent);color:var(--text)}.destination-strip strong{display:block;font:26px/1.7 var(--serif);margin-top:8px}.destination-strip small,.destination-guide small{display:block;color:var(--accent);font-size:12px;margin-top:12px}.destination-strip small span,.destination-guide h2 span{float:right;color:var(--accent)}.destination-guide h2{margin:12px 0 18px}.destination-guide p{font-size:13px;color:var(--muted)}.image-credit{margin-top:9px;overflow-wrap:anywhere}.image-credit a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
@media(max-width:700px){.destination-strip{grid-template-columns:1fr;gap:16px;padding-top:26px}.destination-strip>a,.destination-guide{padding:23px}.destination-strip strong{font-size:23px}.destination-strip small,.destination-guide small{font-size:11px}.card-stamp{max-width:calc(100% - 28px);line-height:1.5;font-size:8px}.image-credit{line-height:1.9}}
.evidence-flow{border:1px solid #3a555e;background:linear-gradient(130deg,#0e252d,#101a29);padding:25px;margin:30px 0}.evidence-flow>figcaption{font-family:var(--serif);font-size:20px;color:var(--text)}.evidence-flow ol{list-style:none;padding:0;margin:20px 0}.evidence-flow li{display:flex;gap:18px;position:relative;padding:16px 0;border-top:1px solid #3a555e}.evidence-flow li>span{font:12px/2 var(--mono);color:var(--accent)}.evidence-flow strong{display:block;font-size:14px;font-weight:600}.evidence-flow li p{margin:6px 0 0!important;font-size:12px;line-height:1.8;color:var(--muted)}.evidence-flow>small{display:block;font-size:11px;line-height:1.9;color:var(--muted)}
@media(max-width:700px){.evidence-flow{padding:18px}.evidence-flow>figcaption{font-size:19px}.evidence-flow strong{font-size:13px}.evidence-flow>small{font-size:10px}.evidence-flow li{gap:13px}}
.policy-links{list-style:none;padding:0;margin:20px 0}.policy-links li+li{margin-top:12px}.policy-links .text-link{margin-top:0;overflow-wrap:anywhere}
.atmosphere-diagram{border:1px solid #405d6c;background:linear-gradient(140deg,#112331,#0e1725);padding:26px;margin:32px 0}.atmosphere-diagram>figcaption{font:22px/1.7 var(--serif)}.water-state-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:25px 0}.water-state-grid>div{min-width:0}.water-state{height:130px;border:1px solid #446273;background:#152e3d;display:grid;align-content:center;justify-content:center;grid-template-columns:repeat(4,12px);gap:17px}.water-state.gas{display:flex;align-items:center;background:linear-gradient(135deg,#10222f,#193544)}.water-state.gas span{font-size:12px;color:#b4c6d0}.water-state.drops i{display:block;width:9px;height:9px;border-radius:50%;background:#b6dedf;box-shadow:0 0 8px #b6dedf22}.water-state.ice{grid-template-columns:repeat(3,16px)}.water-state.ice i{display:block;width:12px;height:12px;border:1px solid #c0dcef;transform:rotate(45deg);position:relative}.water-state.ice i:after{content:'';position:absolute;background:#c0dcef;left:50%;top:0;width:1px;height:100%}.water-state-grid h3{font:18px/1.6 var(--serif);margin:16px 0 8px}.water-state-grid p{font-size:12px;line-height:1.9;margin:0!important;color:var(--muted)}.atmosphere-diagram-note{font-size:11px!important;line-height:1.9!important;color:var(--muted);margin:22px 0 0!important}.cyclone-cross-section{display:grid;grid-template-columns:1fr 1fr 1fr;position:relative;height:300px;gap:8px;align-items:end;margin:28px 0;background:linear-gradient(#1d4056,#112838);overflow:hidden}.cyclone-wall{height:85%;position:relative;display:flex;align-items:center;flex-direction:column;border-radius:52% 48% 0 0;background:radial-gradient(ellipse at 35% 15%,#d1dbe0,transparent 35%),radial-gradient(ellipse at 70% 40%,#aabac6,transparent 40%),linear-gradient(#b6c6d1,#607d92)}.cyclone-wall span{font:55px/1 var(--serif);color:#1b384b;margin-top:55px}.cyclone-wall strong{position:absolute;bottom:46px;font-size:12px;font-weight:500;color:#e9eff5;background:#132b3e;padding:5px 9px}.cyclone-eye{height:100%;position:relative;text-align:center;display:flex;align-items:center;flex-direction:column}.cyclone-eye>span{font:45px/1.3 var(--serif);color:#acd9d8;margin-top:32px}.cyclone-eye strong{font-weight:500;font-size:16px;color:#e9eff5;margin-top:12px}.cyclone-eye i{position:absolute;bottom:60px;height:20px;width:60%;background:linear-gradient(transparent,#9daebc88);border-radius:50%}.cyclone-sea{position:absolute;bottom:0;left:0;width:100%;height:35px;display:flex;align-items:center;justify-content:center;background:#123e50;border-top:1px solid #78aabd;color:#b8dce4;font:11px var(--mono)}.cyclone-key{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:0}.cyclone-key dt{font-size:14px;color:var(--accent)}.cyclone-key dd{font-size:12px;line-height:1.9;margin:8px 0 0;color:var(--muted)}
@media(max-width:700px){.atmosphere-diagram{padding:18px}.atmosphere-diagram>figcaption{font-size:20px}.water-state-grid{grid-template-columns:1fr;gap:20px}.water-state-grid>div{display:grid;grid-template-columns:95px 1fr;column-gap:16px}.water-state{grid-row:1/3;height:110px;grid-template-columns:repeat(4,8px);gap:12px}.water-state.gas span{font-size:10px}.water-state.drops i{width:7px;height:7px}.water-state.ice{grid-template-columns:repeat(3,12px);gap:12px}.water-state.ice i{width:9px;height:9px}.water-state-grid h3{font-size:17px;margin:0 0 5px}.water-state-grid p{font-size:11px}.cyclone-cross-section{height:250px;gap:5px;margin:24px 0}.cyclone-wall span{font-size:44px;margin-top:40px}.cyclone-wall strong{font-size:10px;bottom:45px;padding:5px 6px}.cyclone-eye>span{font-size:36px}.cyclone-eye strong{font-size:14px}.cyclone-key{grid-template-columns:1fr;gap:16px}.cyclone-key dt{font-size:13px}.cyclone-key dd{font-size:11px}.atmosphere-diagram-note{font-size:10px!important}}
.earth-profile{margin:32px 0;border:1px solid #475650;background:linear-gradient(140deg,#16241e,#0d1825);padding:26px}.earth-profile>figcaption{font:22px/1.7 var(--serif);color:var(--text)}.earth-profile-visual{display:grid;grid-template-columns:minmax(0,1fr) 14px minmax(0,1fr);gap:24px;align-items:center;margin:30px 0}.earth-section{position:relative;aspect-ratio:1;width:100%;max-width:280px;margin:auto}.earth-ring{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);border-radius:50%;display:block}.earth-section>span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font:10px var(--mono);color:#201b19}.layer-crust{background:#acd8c4}.layer-mantle{background:#556956}.layer-outer-core{background:#be8863}.layer-inner-core{background:#e2cbb0}.earth-depth-scale{height:280px;display:flex;flex-direction:column;overflow:hidden;border-radius:2px}.earth-depth-scale i{display:block;min-height:0}.earth-profile-key p{font:19px/1.9 var(--serif);color:var(--text)}.earth-profile-key small{font-size:11px;line-height:1.9;color:var(--muted)}.earth-profile table{width:100%;border-collapse:collapse;font-size:12px;line-height:1.8;table-layout:fixed}.earth-profile caption{text-align:left;font-size:12px;color:var(--accent);padding:8px 0 14px}.earth-profile th,.earth-profile td{padding:16px 12px;vertical-align:top;text-align:left;border-top:1px solid #475650}.earth-profile thead th{font-weight:500;color:var(--muted)}.earth-profile th:first-child{width:37%}.earth-profile tbody th{font-weight:500}.earth-profile table small{display:block;font-size:10px;color:var(--muted);margin-top:5px}.earth-profile td strong{font-weight:500}.layer-swatch{width:9px;height:9px;display:inline-block;margin-right:9px}.earth-profile-note{font-size:11px!important;line-height:1.9!important;color:var(--muted);margin:18px 0 0!important}.destination-strip{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
@media(max-width:700px){.earth-profile{padding:18px}.earth-profile>figcaption{font-size:20px}.earth-profile-visual{grid-template-columns:minmax(0,1fr) 10px;gap:18px;margin:24px 0}.earth-section{max-width:240px}.earth-depth-scale{height:240px}.earth-profile-key{grid-column:1/-1}.earth-profile-key p{font-size:17px;margin:12px 0}.earth-profile-key p br{display:none}.earth-profile th,.earth-profile td{padding:13px 5px}.earth-profile table{font-size:11px}.earth-profile table small{font-size:10px}.earth-profile-note{font-size:10px!important}.destination-strip{grid-template-columns:1fr}}
/* Question-led reading paths and series continuation; no additional media or script. */
.reading-paths-lead{max-width:760px;color:var(--muted);margin:-8px 0 30px}.reading-paths-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.reading-path,.reading-path-preview{position:relative;display:block;padding:30px;background:linear-gradient(135deg,#142333,#0d1722);border:1px solid var(--line);border-top:2px solid #548b87;scroll-margin-top:32px}.path-index{display:block;font:13px var(--mono);color:var(--accent);margin-bottom:18px}.reading-path h3,.reading-path-preview h3,.next-question h3{font-family:var(--serif);font-size:23px;line-height:1.6}.reading-path>p,.reading-path-preview p{margin-top:16px;color:var(--muted);font-size:14px}.reading-path ol{list-style:none;padding:0;margin:26px 0 0;counter-reset:reading}.reading-path li{counter-increment:reading;border-top:1px solid var(--line)}.reading-path li a{display:block;padding:18px 0}.reading-path li strong,.next-question li strong{display:block;font-size:15px;line-height:1.7;color:var(--text)}.reading-path li a:hover strong,.next-question li a:hover strong{color:var(--accent)}.reading-path li a>span,.next-question li a>span{display:block;color:var(--muted);font-size:13px;margin-top:8px}.reading-path li small{display:block;color:var(--accent);font-size:12px;margin-top:10px}.reading-path p.path-limit{border-left:2px solid #8b84a1;padding:0 0 0 16px;font-size:12px;line-height:1.9;margin-top:24px}.reading-path-preview .text-link{display:block;margin-top:24px}.reading-path-preview:hover{border-color:var(--accent);background:#162b37}.reading-next>h2{font-size:30px;margin:12px 0 26px}.sequence-nav{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));border:1px solid var(--line);background:#0d1824}.sequence-nav>div,.sequence-nav>a{padding:24px}.sequence-nav>:not(:first-child){border-left:1px solid var(--line)}.sequence-overview>span,.sequence-link>span,.sequence-finish>span{display:block;font-size:12px;color:var(--accent);margin-bottom:10px}.sequence-overview a,.sequence-link strong,.sequence-finish a{display:block;font-size:15px;line-height:1.8}.sequence-overview small{display:block;color:var(--muted);font-size:12px;margin-top:8px}.sequence-link:hover{background:#162b37}.next-question{display:grid;grid-template-columns:1fr 1fr;gap:44px;padding:32px 0 0}.next-question h3{margin-top:10px}.next-question p{color:var(--muted);font-size:13px;margin:16px 0}.next-question ul{list-style:none;padding:0;margin:0}.next-question li+li{border-top:1px solid var(--line);margin-top:16px;padding-top:16px}.next-question li a{display:block;padding:4px 0}
@media(max-width:700px){.reading-paths-grid,.sequence-nav,.next-question{grid-template-columns:1fr}.reading-path,.reading-path-preview{padding:24px}.reading-path h3,.reading-path-preview h3,.next-question h3{font-size:21px}.reading-paths-lead{font-size:14px}.sequence-nav>:not(:first-child){border-left:0;border-top:1px solid var(--line)}.sequence-nav>div,.sequence-nav>a{padding:20px}.next-question{gap:24px}.reading-next>h2{font-size:25px}}
.search-heading .search-form{display:grid;grid-template-columns:minmax(0,1fr) 240px auto;align-items:end;gap:16px}.search-form label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px}.search-heading .search-form input,.search-heading .search-form select{width:100%;min-width:0;background:#0e1925;border:1px solid var(--line);color:var(--text);font-size:16px;padding:16px;line-height:1.6;border-radius:0}.search-heading .search-form button{font-size:16px;padding:16px 25px;line-height:1.6}.search-heading .search-help{font-size:13px;color:var(--muted);margin-top:16px}.search-summary{font-size:18px;margin-top:26px;overflow-wrap:anywhere}.search-summary strong{color:var(--accent)}.search-summary span{font-size:13px;color:var(--muted)}.search-result-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}.search-result{min-width:0}.search-excerpt{border:1px solid var(--line);border-top:0;background:#0e1c28;padding:20px 24px}.search-excerpt>span{display:block;font-size:12px;color:var(--accent);margin-bottom:8px}.search-excerpt p{font-size:14px;color:var(--muted);overflow-wrap:anywhere}.search-empty{border:1px solid var(--line);background:linear-gradient(135deg,#132735,#0e1724);padding:36px}.search-empty h2,.search-start h2{font-size:26px;margin:12px 0 18px}.search-empty p,.search-start>p{font-size:14px;color:var(--muted);max-width:760px}.search-empty .button{margin:24px 0 0}.search-empty>.text-link{display:block;margin-top:24px}.search-suggestions{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:28px 0}.search-suggestions a{display:block;border:1px solid var(--line);padding:22px;background:#101e2a}.search-suggestions a:hover{border-color:var(--accent);background:#152c35}.search-suggestions strong{display:block;font-size:20px}.search-suggestions span{display:block;font-size:13px;color:var(--muted);margin-top:8px}@media(max-width:700px){.search-heading .search-form{grid-template-columns:minmax(0,1fr) auto;gap:14px}.search-query{grid-column:1/-1}.search-heading .search-form input,.search-heading .search-form select,.search-heading .search-form button{font-size:16px;padding:13px 12px}.search-result-grid{grid-template-columns:1fr;gap:28px}.search-suggestions{grid-template-columns:1fr 1fr;gap:12px}.search-suggestions a{padding:18px}.search-suggestions strong{font-size:18px}.search-empty{padding:24px}.search-empty h2,.search-start h2{font-size:23px}}

/* Search points into the original article, without creating thin term pages. */
.search-section-link{display:block;margin-top:18px;padding-top:14px;border-top:1px solid var(--line);color:var(--text);cursor:pointer;overflow-wrap:anywhere;}
.search-section-link small{display:block;margin-bottom:5px;color:var(--muted);font-size:12px;}
.search-section-link span{text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:5px;line-height:1.9;}
.search-section-link:hover span{color:var(--accent);}