:root{--ink:#0D2137;--body:#3E5166;--muted:#647588;--bg:#F7F4F0;--paper:#fff;--cream:#EFE9E1;--line:#E2DDD6;--coral:#E8522A;--coral-deep:#C8401C;--coral-light:#FCE6DE;--teal:#08746F;--teal-light:#E0F5F4}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:105px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Plus Jakarta Sans",system-ui,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit;text-underline-offset:3px}
a:focus-visible,button:focus-visible{outline:3px solid var(--teal);outline-offset:4px}
.skip{position:absolute;left:-9999px;top:12px;z-index:100;background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px}
.skip:focus{left:12px}
.shell{max-width:1160px;margin:auto;padding:0 24px}
.site-header{background:rgba(247,244,240,.95);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
.site-header .shell{height:76px;display:flex;align-items:center;gap:24px}
.brand{font-family:Fraunces,Georgia,serif;text-decoration:none;font-size:25px;font-weight:600;letter-spacing:-.03em;white-space:nowrap}
.brand span{color:var(--coral)}
.nav{display:flex;gap:26px;align-items:center;margin-left:auto}
.nav a{font-size:14px;font-weight:750;text-decoration:none;white-space:nowrap}
.nav a[aria-current]{color:var(--coral)}
.nav a:hover{color:var(--teal)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:13px;padding:13px 20px;font:800 14px "Plus Jakarta Sans",sans-serif;text-decoration:none;cursor:pointer;min-height:46px;transition:background .2s,transform .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--coral);color:#fff}.btn-primary:hover{background:var(--coral-deep)}
.btn-secondary{background:#fff;border:1px solid var(--line);color:var(--ink)}
.btn-light{background:#fff;color:var(--ink)}
.header-cta{margin-left:4px}
.kicker{display:inline-flex;align-items:center;gap:9px;color:var(--teal);font-size:12px;text-transform:uppercase;letter-spacing:.12em;font-weight:850}
.kicker::before{content:"";height:7px;width:7px;border-radius:50%;background:#0BA39D}
.hero{position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;right:-160px;top:-170px;width:570px;height:570px;border-radius:50%;background:radial-gradient(circle,#E0F5F4 0,transparent 67%);pointer-events:none}
.hero-inner{padding:94px 0 80px;position:relative}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);align-items:center;gap:64px}
h1,h2,h3,h4{line-height:1.18;letter-spacing:-.025em}
h1,h2,.serif{font-family:Fraunces,Georgia,serif}
h1{font-weight:600;font-size:clamp(40px,5.5vw,72px);margin:22px 0}
h1 em{color:var(--teal);font-style:italic;font-weight:400}
.hero-lead{font-size:19px;color:var(--body);max-width:640px;margin:0 0 28px}
.hero-links{display:flex;gap:12px;flex-wrap:wrap}
.visual{min-height:345px;position:relative;display:grid;place-items:center}
.visual-orbit{width:min(320px,85%);aspect-ratio:1;border:1px dashed #8FC6BE;border-radius:50%;display:grid;place-items:center;position:relative}
.visual-center{width:185px;height:185px;border-radius:28px;box-shadow:0 25px 50px #092a3a14;background:var(--ink);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;transform:rotate(-5deg)}
.visual-center strong{font-family:Fraunces,serif;font-size:36px;font-weight:600}.visual-center small{font-size:12px;max-width:130px;color:#c9d4df}
.orbit-label{position:absolute;background:#fff;padding:12px 15px;border:1px solid var(--line);border-radius:13px;box-shadow:0 8px 24px #0d213710;font-weight:750;font-size:13px;white-space:nowrap}
.orbit-label.one{top:10%;right:-60px;transform:rotate(5deg)}.orbit-label.two{bottom:17%;left:-75px;transform:rotate(-6deg)}.orbit-label.three{top:16%;left:-60px;transform:rotate(-4deg)}
.section{padding:34px 0 88px}.section-title{font-size:clamp(32px,4vw,46px);font-weight:600;margin:13px 0 12px}.section-intro{max-width:740px;font-size:17px;color:var(--body);margin:0 0 30px}
.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.guide-card{display:flex;flex-direction:column;position:relative;min-height:265px;padding:31px;border-radius:25px;background:#fff;border:1px solid var(--line);text-decoration:none;transition:transform .2s,border-color .2s,box-shadow .2s}
.guide-card:hover{transform:translateY(-4px);border-color:#8fc6be;box-shadow:0 18px 44px #0d21370d}
.card-top{display:flex;justify-content:space-between;align-items:start;gap:18px}
.card-num{font-family:Fraunces,serif;color:var(--coral);font-size:18px}
.card-icon{width:50px;height:50px;display:grid;place-items:center;background:var(--teal-light);color:var(--teal);border-radius:17px;font-size:26px}
.guide-card h2,.guide-card h3{font-size:27px;max-width:450px;margin:15px 0 12px;font-family:Fraunces,serif;font-weight:600}
.guide-card p{color:var(--body);margin:0;max-width:490px;font-size:15px}
.card-link{display:inline-flex;gap:9px;align-items:center;margin-top:auto;padding-top:22px;color:var(--coral);font-size:13px;font-weight:850}
.callout{background:var(--ink);color:#fff;border-radius:30px;padding:43px 49px;display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:72px}
.callout h2{font-family:Fraunces,serif;font-size:clamp(28px,3vw,37px);font-weight:600;max-width:590px;margin:0 0 10px}
.callout p{margin:0;color:#c9d4df;max-width:570px}
.breadcrumb{display:flex;gap:10px;flex-wrap:wrap;align-items:center;font-size:13px;color:var(--muted);padding:27px 0 0}
.breadcrumb a{font-weight:750;color:var(--teal);text-decoration:none}
.article-hero{max-width:930px;padding:66px 0 50px}
.article-hero h1{font-size:clamp(40px,5.2vw,66px);margin:18px 0}
.article-hero .hero-lead{max-width:780px}
.article-meta{color:var(--muted);font-size:13px;font-weight:700;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.article-layout{display:grid;grid-template-columns:215px minmax(0,760px);gap:68px;align-items:start;padding-bottom:90px}
.toc{position:sticky;top:110px;border-top:2px solid var(--teal);padding-top:20px;font-size:13px}
.toc strong{display:block;margin-bottom:14px;color:var(--ink)}
.toc a{display:block;text-decoration:none;color:var(--body);padding:7px 0;line-height:1.45}
.toc a:hover{color:var(--coral)}
.prose{min-width:0;color:#253d53;font-size:16px}
.prose>p:first-child{font-size:19px;line-height:1.65;color:var(--ink)}
.prose h2{font-size:34px;color:var(--ink);font-weight:600;margin:52px 0 19px;scroll-margin-top:115px}
.prose h3{font-size:20px;color:var(--ink);font-family:"Plus Jakarta Sans",sans-serif;font-weight:850;margin:28px 0 11px}
.prose p{margin:0 0 19px}
.prose ul,.prose ol{padding-left:24px;margin:0 0 24px}
.prose li{margin-bottom:12px}
.prose strong{color:var(--ink)}
.prose a{color:var(--teal);font-weight:750}
.prose .note{background:var(--teal-light);border-left:4px solid #0ba39d;border-radius:0 18px 18px 0;padding:22px 26px;margin:28px 0}
.prose .note p:last-child{margin-bottom:0}
.prose .example{background:#fff;border:1px solid var(--line);border-radius:22px;padding:27px;margin:30px 0}
.prose .example h3{margin:0 0 14px}
.prose .checklist{list-style:none;padding:0;margin:22px 0}
.prose .checklist li{padding-left:32px;position:relative}
.prose .checklist li::before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:900}
.prose .table-wrap{width:100%;overflow-x:auto;margin:25px 0}
.prose table{border-collapse:collapse;width:100%;min-width:470px;background:#fff;font-size:14px;border:1px solid var(--line)}
.prose th,.prose td{border-bottom:1px solid var(--line);padding:14px 16px;vertical-align:top;text-align:left}
.prose th{background:var(--cream);color:var(--ink)}
.prose .sources{font-size:14px;color:var(--muted);border-top:1px solid var(--line);padding-top:20px;margin-top:44px}
.prose .sources h2{font-size:22px;margin:0 0 12px}
.related{background:#fff;border-top:1px solid var(--line);padding:65px 0 80px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.related a{display:flex;flex-direction:column;min-height:150px;padding:22px 24px;border-radius:18px;background:var(--bg);border:1px solid var(--line);text-decoration:none}
.related a strong{font-size:16px;line-height:1.4;margin-bottom:12px}.related a span{margin-top:auto;font-size:13px;font-weight:800;color:var(--coral)}
.site-footer{padding:34px 0 46px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
.site-footer .shell{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between}
.site-footer a{color:var(--body)}
@media(max-width:950px){.article-layout{grid-template-columns:1fr;gap:0}.toc{position:static;display:none}.hero-grid{gap:28px}.orbit-label.one{right:-15px}.orbit-label.two{left:-15px}.orbit-label.three{left:-15px}}
@media(max-width:700px){.shell{padding:0 18px}.site-header .shell{height:auto;min-height:70px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px;gap:8px 18px}.nav{order:3;width:100%;justify-content:space-between;gap:16px;margin-left:0}.nav a{font-size:12px}.header-cta{margin-left:auto;padding:10px 12px;font-size:12px;min-height:40px}.hero-inner{padding:58px 0 54px}.hero-grid{grid-template-columns:1fr}.visual{min-height:290px}.visual-orbit{width:260px}.orbit-label{font-size:11px;padding:8px 10px}.visual-center{height:155px;width:155px}.visual-center strong{font-size:28px}.cards,.related-grid{grid-template-columns:1fr}.guide-card{min-height:215px;padding:25px}.callout{padding:29px;flex-direction:column;align-items:start}.section{padding:25px 0 66px}.article-hero{padding:48px 0 29px}.article-layout{padding-bottom:62px}.prose h2{font-size:29px}.related{padding:48px 0}.site-footer .shell{flex-direction:column}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}