/* ========================================================= SciencePath.info — science editorial design system Fonts (Inter / Fraunces) are loaded in header.php . ========================================================= */ @import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&display=swap'); :root{ --bg:#f7f7f4; --surface:#ffffff; --surface-2:#f1f0eb; --ink:#161a20; --ink-soft:#454c58; --muted:#767c88; --hair:#e5e3dc; --hair-strong:#d6d3c9; --accent:#26409c; --accent-ink:#1b2f78; --accent-soft:#e9edf9; --gold:#a9823c; --max:1240px; --r-sm:8px; --r-md:14px; --r-lg:22px; --shadow-sm:0 1px 2px rgba(22,26,32,.05),0 1px 1px rgba(22,26,32,.03); --shadow-md:0 18px 40px -18px rgba(22,26,32,.22); --serif:"Fraunces",Georgia,serif; --sans:"Inter",system-ui,Arial,sans-serif; --mono:"JetBrains Mono",ui-monospace,monospace; } *{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);line-height:1.65;-webkit-font-smoothing:antialiased} body:before{content:none} a{color:inherit;text-decoration:none} img{display:block;max-width:100%} .container,.gf-container{width:min(calc(100% - 48px),var(--max));margin:auto} /* ---------- header ---------- */ .site-header{position:sticky;top:0;background:rgba(247,247,244,.9);backdrop-filter:blur(14px) saturate(1.1);border-bottom:1px solid var(--hair);z-index:50} .header-inner{height:78px;display:flex;align-items:center;gap:24px} .sp-brand{display:flex;align-items:center;gap:12px} .gf-logo-symbol{position:relative;width:36px;height:36px;flex:0 0 36px;border-radius:10px;background:var(--ink);overflow:hidden;box-shadow:var(--shadow-sm)} .gf-logo-symbol:before{content:"";position:absolute;width:20px;height:20px;left:8px;top:8px;border:1.4px solid rgba(255,255,255,.32);border-radius:50%} .gf-logo-symbol span{position:absolute;display:block} .gf-logo-symbol span:nth-child(1){width:15px;height:1.4px;left:7px;top:17.3px;background:rgba(255,255,255,.55);transform:rotate(-28deg)} .gf-logo-symbol span:nth-child(2){width:1.4px;height:15px;left:17.3px;top:7px;background:rgba(255,255,255,.55);transform:rotate(-28deg)} .gf-logo-symbol span:nth-child(3){width:6px;height:6px;right:6px;bottom:6px;border-radius:50%;background:#6f8cf0;box-shadow:0 0 10px rgba(111,140,240,.75)} .gf-logo-word{font:700 18px/1 var(--sans);letter-spacing:-.03em;color:var(--ink)} .gf-logo-word:after{content:".info";font:500 10px var(--mono);letter-spacing:0;color:var(--muted);margin-left:2px} .gf-nav{margin-left:auto;display:flex;align-items:center;gap:2px} .gf-nav a{display:inline-flex;align-items:center;height:36px;padding:0 14px;border-radius:999px;font-size:13px;font-weight:500;color:var(--ink-soft);transition:background .18s,color .18s} .gf-nav a:hover{color:var(--ink);background:var(--surface-2)} .gf-nav a:nth-child(3){color:var(--accent);background:var(--accent-soft);font-weight:600} .gf-nav a:nth-child(3):hover{background:#dfe5f8} /* ---------- buttons ---------- */ .btn,.button{height:46px;padding:0 22px;border-radius:999px;border:1px solid var(--ink);display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;transition:transform .15s,background .15s,color .15s,border-color .15s} .btn-dark,.button{background:var(--ink);color:#fff;border-color:var(--ink)} .btn-dark:hover,.button:hover{background:var(--accent);border-color:var(--accent);transform:translateY(-1px)} .btn-light{border-color:var(--hair-strong);background:var(--surface)} .btn-light:hover{border-color:var(--ink);transform:translateY(-1px)} /* ---------- home hero ---------- */ .hero{border-bottom:1px solid var(--hair);background:var(--surface)} .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;min-height:auto;padding:76px 0} .hero-grid>div:first-child{padding:0} .eyebrow,.section-kicker,.gf-eyebrow,.gf-section-kicker{display:inline-flex;align-items:center;font:600 10px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent)} .eyebrow:before{content:"";display:inline-block;width:18px;height:1.5px;background:var(--accent);vertical-align:middle;margin-right:9px;border-radius:2px} .hero h1{max-width:640px;margin:22px 0 22px;font:700 clamp(38px,4.6vw,58px)/1.08 var(--sans);letter-spacing:-.025em;color:var(--ink)} .hero h1 em{font-family:var(--serif);font-weight:500;font-style:italic;letter-spacing:-.01em;color:var(--accent-ink)} .hero p{max-width:520px;margin:0;color:var(--ink-soft);font-size:16px;line-height:1.75} .hero-actions{display:flex;gap:14px;margin-top:32px} .hero-panel{position:relative;min-height:420px;border-radius:var(--r-lg);overflow:hidden;background:linear-gradient(155deg,#161a20 0%,#20264a 62%,#26409c 130%);box-shadow:var(--shadow-md)} .hero-panel-label{position:absolute;left:26px;top:24px;font:500 9px var(--mono);color:rgba(255,255,255,.55);letter-spacing:.14em;text-transform:uppercase} .hero-panel-stat{position:absolute;right:26px;top:24px;text-align:right} .hero-panel-stat strong{display:block;font:500 34px/.9 var(--serif);color:#fff} .hero-panel-stat span{font:500 9px var(--mono);color:rgba(255,255,255,.55)} .hero-panel:before{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(255,255,255,.14);border-radius:50%;left:50%;top:54%;transform:translate(-50%,-50%) rotate(-12deg)} .hero-panel:after{content:"";position:absolute;width:230px;height:230px;border:1px solid rgba(255,255,255,.18);border-radius:50%;left:50%;top:54%;transform:translate(-50%,-50%) rotate(24deg)} .hero-panel .line-orbit{position:absolute;width:150px;height:300px;border:1px solid rgba(255,255,255,.5);border-radius:50%;left:50%;top:54%;transform:translate(-50%,-50%) rotate(58deg)} .hero-panel .line-orbit:after{content:"";position:absolute;width:7px;height:7px;background:#6f8cf0;box-shadow:0 0 14px rgba(111,140,240,.9);border-radius:50%;right:12px;top:40px} .hero-panel-title{position:absolute;left:26px;bottom:26px;max-width:320px;margin:0;font:500 22px/1.25 var(--serif);letter-spacing:-.01em;color:#fff} .hero-panel-title:after{content:"";display:block;width:36px;height:2px;border-radius:2px;background:#6f8cf0;margin-top:15px} /* ---------- topic strip ---------- */ .topic-strip{background:var(--surface);border-bottom:1px solid var(--hair)} .topic-inner{min-height:54px;display:flex;align-items:center;gap:20px} .topic-label{font:600 9px var(--mono);text-transform:uppercase;letter-spacing:.14em;color:var(--muted);flex:0 0 auto} .topic-scroll{display:flex;gap:6px;overflow:auto;padding:8px 0} .topic-pill{padding:6px 14px;border-radius:999px;border:1px solid var(--hair);font-size:12px;font-weight:500;color:var(--ink-soft);white-space:nowrap;transition:border-color .18s,color .18s,background .18s} .topic-pill:hover{color:var(--accent);border-color:var(--accent);background:var(--accent-soft)} /* ---------- sections ---------- */ .section{padding:76px 0} .section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:30px;gap:20px} .section-title{margin:8px 0 0;font:700 32px/1.1 var(--sans);letter-spacing:-.02em} .section-note{max-width:280px;font:500 11px/1.6 var(--mono);color:var(--muted)} /* ---------- feature ---------- */ .feature{display:grid;grid-template-columns:1.05fr .95fr;background:var(--surface);border:1px solid var(--hair);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:box-shadow .25s} .feature:hover{box-shadow:var(--shadow-md)} .feature-media{min-height:400px;background:var(--surface-2)} .feature-media img{width:100%;height:100%;object-fit:cover;filter:saturate(.9);transition:filter .3s,transform .4s} .feature:hover .feature-media img{filter:saturate(1.05);transform:scale(1.02)} .feature-content{padding:48px;display:flex;flex-direction:column;justify-content:center} .feature-tag{display:inline-block;font:600 10px var(--mono);color:var(--accent);text-transform:uppercase;letter-spacing:.1em} .feature h2{margin:16px 0 14px;font:700 32px/1.15 var(--sans);letter-spacing:-.02em} .feature p{margin:0;color:var(--ink-soft);font-size:14px;line-height:1.75} .read-more{margin-top:24px;display:inline-flex;align-items:center;gap:6px;font:600 12px var(--sans);color:var(--accent)} .read-more:after{content:"→";font-size:14px;transition:transform .18s} .feature:hover .read-more:after,a:hover>.read-more:after{transform:translateX(3px)} /* ---------- article listing ---------- */ .content-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:56px} .article-list{display:grid} .article-card{display:grid;grid-template-columns:200px 1fr;gap:22px;padding:22px 0;border-top:1px solid var(--hair)} .article-card:last-child{border-bottom:1px solid var(--hair)} .article-thumb{height:140px;border-radius:var(--r-md);background:var(--surface-2);overflow:hidden} .article-thumb img{width:100%;height:100%;object-fit:cover;filter:saturate(.85);transition:filter .3s,transform .35s} .article-card:hover .article-thumb img{filter:saturate(1.05);transform:scale(1.04)} .article-body{padding-top:2px} .article-meta{display:flex;gap:8px;font:600 10px var(--mono);text-transform:uppercase;color:var(--muted)} .article-meta a{color:var(--accent)} .article-card h3{margin:10px 0 8px;font:700 19px/1.25 var(--sans);letter-spacing:-.015em} .article-card h3 a:hover{color:var(--accent)} .article-card p{margin:0;color:var(--ink-soft);font-size:13px;line-height:1.65} .article-link{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font:600 11px var(--sans);color:var(--accent)} .sidebar{display:grid;gap:24px;align-content:start} .sidebox{padding:22px;background:var(--surface);border:1px solid var(--hair);border-radius:var(--r-lg)} .sidebox.dark{background:linear-gradient(160deg,#161a20,#20264a 130%);color:#fff;border:0} .sidebox h3{margin:12px 0 8px;font:700 19px/1.2 var(--sans);letter-spacing:-.015em} .sidebox p{margin:0;color:var(--ink-soft);font-size:13px;line-height:1.6} .sidebox.dark p{color:rgba(255,255,255,.72)} .side-title{margin-top:0;font:600 10px var(--mono);text-transform:uppercase;letter-spacing:.12em;color:var(--muted)} .sidebox.dark .side-title{color:#6f8cf0} .sidecat{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--hair);font-size:13px;font-weight:600;color:var(--ink-soft);transition:color .18s} .sidecat:last-child{border-bottom:0} .sidecat:hover{color:var(--accent)} .sidecat small{font:500 10px var(--mono);color:var(--muted)} /* ---------- principles ---------- */ .principles{padding:76px 0;background:var(--surface-2);border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)} .principles-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px} .principles h2{margin:14px 0;font:700 38px/1.12 var(--sans);letter-spacing:-.02em} .principles h2 em{font:500 italic 38px/1.12 var(--serif);color:var(--accent-ink)} .principle{display:grid;grid-template-columns:38px 1fr;gap:16px;padding:18px 0;border-top:1px solid var(--hair-strong)} .principle strong{font:600 11px var(--mono);color:var(--accent)} .principle span{font-size:14px;color:var(--ink-soft)} /* ---------- pagination ---------- */ .pagination{display:flex;gap:6px;margin-top:36px} .pagination a,.pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:34px;padding:0 8px;border-radius:var(--r-sm);border:1px solid var(--hair);font:600 12px var(--sans);color:var(--ink-soft)} .pagination a:hover{border-color:var(--accent);color:var(--accent)} .pagination a.active{background:var(--ink);border-color:var(--ink);color:#fff} /* ---------- footer ---------- */ .site-footer{padding:56px 0 26px;background:var(--surface);border-top:1px solid var(--hair)} .footer-grid{display:grid;grid-template-columns:1.4fr .6fr .6fr;gap:60px} .footer-brand{font:700 20px/1 var(--sans);letter-spacing:-.02em} .site-footer p{max-width:420px;color:var(--muted);font-size:13px;line-height:1.65} .footer-title{margin-bottom:13px;font:600 10px var(--mono);text-transform:uppercase;letter-spacing:.12em;color:var(--muted)} .footer-links{display:grid;gap:9px} .footer-links a{font-size:13px;font-weight:500;color:var(--ink-soft)} .footer-links a:hover{color:var(--accent)} .footer-bottom{display:flex;justify-content:space-between;margin-top:40px;padding-top:18px;border-top:1px solid var(--hair);font:500 11px var(--mono);color:var(--muted)} /* ---------- article page ---------- */ .article-layout{display:grid;grid-template-columns:minmax(0,780px) 240px;gap:56px;align-items:start} .article{background:var(--surface);border:1px solid var(--hair);border-radius:var(--r-lg);padding:48px;box-shadow:var(--shadow-sm)} .breadcrumbs{margin-bottom:24px;font:600 10px var(--mono);text-transform:uppercase;color:var(--muted)} .breadcrumbs a{color:var(--accent)} .breadcrumbs a:hover{text-decoration:underline} .meta{display:flex;gap:8px;font:600 10px var(--mono);text-transform:uppercase;color:var(--muted)} .meta__category{color:var(--accent)} .article h1{margin:14px 0 16px;font:700 clamp(30px,4vw,42px)/1.15 var(--sans);letter-spacing:-.02em} .lead{margin:0 0 28px;color:var(--ink-soft);font-size:17px;line-height:1.75} .article__hero{width:100%;max-height:520px;object-fit:cover;margin:0 0 32px;border-radius:var(--r-md);filter:saturate(.92)} .image-caption{margin-top:8px;color:var(--muted);font:500 10px var(--mono)} .article-content p,.article>p{font-size:15px;line-height:1.9;color:var(--ink-soft)} .article h2{margin:38px 0 14px;font:700 24px/1.25 var(--sans);letter-spacing:-.015em} .article h3{margin:26px 0 10px;font:700 17px/1.3 var(--sans)} .article ul,.article ol{padding-left:22px} .article li{margin:7px 0;font-size:14px;color:var(--ink-soft)} .highlight-box{margin:28px 0;padding:22px 24px;border-left:3px solid var(--accent);border-radius:var(--r-sm);background:var(--accent-soft);font-size:14px;color:var(--ink)} .pullquote{margin:32px 0;padding:16px 0 16px 24px;border-left:3px solid var(--ink);font:500 21px/1.4 var(--serif);color:var(--ink)} .exercise-step{margin-top:26px;padding:22px 24px;border-radius:var(--r-md);background:linear-gradient(160deg,#161a20,#20264a 130%);color:#fff;font-size:14px} .article-aside{position:sticky;top:94px} .ad-box{min-height:100px;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);padding:12px 0;color:var(--muted);font:500 9px var(--mono);text-align:center} /* ---------- 404 / simple pages ---------- */ .category-hero{padding:64px 0 32px;text-align:left} .category-hero h1{margin:14px 0 12px;font:700 clamp(32px,5vw,50px)/1.1 var(--sans);letter-spacing:-.02em} .muted{color:var(--muted);font-size:14px} .articles-grid{display:grid;gap:20px;margin-top:16px} .articles-grid--three{grid-template-columns:repeat(3,1fr)} .card{background:var(--surface);border:1px solid var(--hair);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s} .card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)} .card img{aspect-ratio:1.5;width:100%;object-fit:cover;filter:saturate(.9)} .card:hover img{filter:saturate(1.05)} .card__body{padding:18px} .card__body h3{margin:10px 0 10px;font:700 16px/1.3 var(--sans);letter-spacing:-.01em} /* ---------- category ---------- */ .gf-category-hero{position:relative;overflow:hidden;padding-bottom:64px;background:linear-gradient(160deg,#161a20,#20264a 130%);border-bottom:1px solid var(--hair);color:#fff} .gf-category-hero:before{content:none} .gf-category-hero:after{content:"";position:absolute;width:600px;height:600px;border:1px solid rgba(255,255,255,.08);border-radius:50%;right:-300px;top:-360px} .gf-breadcrumbs{position:relative;z-index:2;display:flex;gap:8px;padding-top:24px;margin-bottom:56px;font:600 10px var(--mono);text-transform:uppercase;color:rgba(255,255,255,.55)} .gf-breadcrumbs a{color:rgba(255,255,255,.8)} .gf-breadcrumbs strong{color:#fff} .gf-hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr .72fr;gap:60px;align-items:center} .gf-hero-copy h1{margin:16px 0;font:700 clamp(34px,5vw,54px)/1.15 var(--sans);letter-spacing:-.02em;color:#fff} .gf-hero-copy h1 em{font:500 italic 1em var(--serif);color:#9db0f2} .gf-hero-copy p{max-width:560px;color:rgba(255,255,255,.7);font-size:15px} .gf-eyebrow,.gf-category-hero .gf-eyebrow{color:#9db0f2} .gf-eyebrow:before{background:#9db0f2} .gf-hero-stats{display:flex;gap:20px;align-items:center;margin-top:30px} .gf-hero-stats strong{display:block;font:500 26px/1 var(--serif);color:#fff} .gf-hero-stats span{display:block;margin-top:5px;color:rgba(255,255,255,.55);font:500 9px var(--mono);text-transform:uppercase} .gf-hero-stats i{width:1px;height:26px;background:rgba(255,255,255,.2)} .gf-selected-hero{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center;gap:24px} .gf-selected-hero h1{color:#fff} .gf-selected-hero p{color:rgba(255,255,255,.7);max-width:520px} .gf-selected-meta{display:flex;gap:8px;align-items:baseline;margin-top:22px} .gf-selected-meta strong{font:500 26px var(--serif);color:#fff} .gf-selected-meta span{font:500 10px var(--mono);color:rgba(255,255,255,.55);text-transform:uppercase} .gf-selected-number{font:500 96px/1 var(--serif);color:rgba(255,255,255,.12)} .gf-hero-art{height:340px;position:relative;border-radius:var(--r-lg);background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);overflow:hidden} .gf-grid-lines{position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:38px 38px} .gf-orbit{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);border:1px solid rgba(255,255,255,.35);border-radius:50%} .orbit-a{width:300px;height:160px;transform:translate(-50%,-50%) rotate(-27deg)} .orbit-b{width:215px;height:120px;transform:translate(-50%,-50%) rotate(19deg);border-color:rgba(255,255,255,.2)} .orbit-c{width:105px;height:105px;border-color:rgba(255,255,255,.2)} .gf-orbit-center{position:absolute;left:50%;top:50%;width:12px;height:12px;transform:translate(-50%,-50%);background:#6f8cf0;box-shadow:0 0 16px rgba(111,140,240,.8);border-radius:50%} .gf-point{position:absolute;width:5px;height:5px;background:#9db0f2;border-radius:50%} .p1{left:19%;top:25%}.p2{right:18%;top:20%}.p3{right:22%;bottom:18%} .gf-plus{position:absolute;font:400 12px var(--mono);color:rgba(255,255,255,.4)}.plus1{left:12%;top:15%}.plus2{right:10%;bottom:14%} .gf-hero-art small{position:absolute;left:18px;bottom:15px;color:rgba(255,255,255,.5);font:500 8px var(--mono);text-transform:uppercase} /* category content */ .gf-category-section{padding:64px 0 84px} .gf-section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:24px;gap:20px} .gf-section-heading h2{margin:8px 0 0;font:700 30px/1.1 var(--sans);letter-spacing:-.02em} .gf-heading-note{font:500 10px var(--mono);color:var(--muted);text-transform:uppercase} .gf-category-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px} .gf-category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px} .gf-category-card{position:relative;min-height:200px;padding:24px;background:var(--surface);border:1px solid var(--hair);border-radius:var(--r-lg);transition:border-color .2s,box-shadow .2s,transform .2s} .gf-category-card:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateY(-2px)} .gf-card-top{display:flex;justify-content:space-between;margin-bottom:26px} .gf-card-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:10px;background:var(--accent-soft);color:var(--accent);font-size:15px} .gf-card-arrow{color:var(--muted);font:400 14px var(--mono);transition:transform .18s} .gf-category-card:hover .gf-card-arrow{transform:translate(2px,-2px);color:var(--accent)} .gf-category-card h3{margin:0 0 8px;font:700 18px/1.2 var(--sans);letter-spacing:-.01em} .gf-category-card p{margin:0;color:var(--ink-soft);font-size:12px;line-height:1.6} .gf-card-bottom{position:absolute;left:24px;bottom:20px;display:flex;gap:7px;align-items:center} .gf-card-bottom strong{font:600 11px var(--mono);color:var(--ink)} .gf-card-bottom span{font:500 9px var(--mono);color:var(--muted);text-transform:uppercase} .gf-category-aside{display:grid;gap:20px;align-content:start} .gf-idea-card{padding:26px;border-radius:var(--r-lg);background:linear-gradient(160deg,#161a20,#20264a 130%);color:#fff} .gf-idea-card>span{color:#9db0f2;font:600 9px var(--mono);text-transform:uppercase} .gf-idea-card h3{margin:14px 0;font:700 22px/1.15 var(--sans);letter-spacing:-.015em} .gf-idea-card h3 em{font:500 italic var(--serif)} .gf-idea-card p{margin:0;color:rgba(255,255,255,.7);font-size:12px} .gf-quick-card{padding:20px;background:var(--surface);border:1px solid var(--hair);border-radius:var(--r-lg)} .gf-quick-title{display:block;margin-bottom:6px;font:600 9px var(--mono);text-transform:uppercase;color:var(--muted)} .gf-quick-card a{display:flex;justify-content:space-between;padding:10px 0;border-top:1px solid var(--hair);font-size:12px;font-weight:600;color:var(--ink-soft)} .gf-quick-card a:hover{color:var(--accent)} .gf-quick-card b{font:500 10px var(--mono);color:var(--muted)} /* article grids (category filtered view) */ .gf-articles-section{padding:0 0 88px} .gf-articles-toolbar{display:flex;justify-content:space-between;align-items:end;margin-bottom:24px;gap:16px} .gf-back-link{font:600 11px var(--sans);color:var(--accent)} .gf-articles-toolbar>div{text-align:right} .gf-articles-toolbar strong{display:block;margin-top:4px;font:700 17px var(--sans)} .gf-article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px} .gf-article-card{overflow:hidden;background:var(--surface);border:1px solid var(--hair);border-radius:var(--r-lg);transition:transform .2s,box-shadow .2s} .gf-article-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)} .gf-article-image{position:relative;display:block;aspect-ratio:1.5;overflow:hidden;background:var(--surface-2)} .gf-article-image img{width:100%;height:100%;object-fit:cover;filter:saturate(.88);transition:filter .25s,transform .3s} .gf-article-card:hover .gf-article-image img{filter:saturate(1.05);transform:scale(1.03)} .gf-article-image span{position:absolute;left:10px;bottom:10px;padding:6px 10px;border-radius:999px;background:#fff;font:600 9px var(--mono);text-transform:uppercase;color:var(--ink);opacity:0;transition:opacity .2s} .gf-article-card:hover .gf-article-image span{opacity:1} .gf-article-body{padding:18px} .gf-article-meta{display:flex;justify-content:space-between;margin-bottom:9px;font:600 9px var(--mono);text-transform:uppercase;color:var(--muted)} .gf-article-meta span{color:var(--accent)} .gf-article-body h2{margin:0 0 8px;font:700 17px/1.25 var(--sans);letter-spacing:-.01em} .gf-article-body p{min-height:44px;margin:0 0 14px;color:var(--ink-soft);font-size:12px;line-height:1.6} .gf-read-more{font:600 11px var(--sans);color:var(--accent)} /* ---------- responsive ---------- */ @media(max-width:1000px){ .hero-grid{grid-template-columns:1fr} .hero-panel{min-height:340px}.content-layout{grid-template-columns:1fr}.sidebar{grid-template-columns:1fr 1fr} .principles-grid{grid-template-columns:1fr;gap:36px}.article-layout{grid-template-columns:1fr}.article-aside{position:static} .gf-hero-grid{grid-template-columns:1fr .8fr;gap:32px}.gf-category-grid{grid-template-columns:repeat(2,1fr)} .gf-category-layout{grid-template-columns:1fr 250px}.gf-article-grid{grid-template-columns:repeat(2,1fr)} .articles-grid--three{grid-template-columns:repeat(2,1fr)} } @media(max-width:700px){ .container,.gf-container{width:calc(100% - 32px)}.header-inner{height:66px} .gf-nav{gap:2px}.gf-nav a:nth-child(1),.gf-nav a:nth-child(2){display:none} .hero{padding:0}.hero-grid{padding:44px 0;gap:36px} .hero h1{font-size:34px} .feature{grid-template-columns:1fr}.feature-media{min-height:240px}.feature-content{padding:30px} .feature h2{font-size:26px}.article-card{grid-template-columns:130px 1fr;gap:14px}.article-thumb{height:104px} .footer-grid{grid-template-columns:1fr;gap:32px}.footer-bottom{flex-direction:column;gap:6px} .article{padding:28px 22px}.article h1{font-size:32px} .gf-hero-grid{grid-template-columns:1fr}.gf-hero-art{height:240px}.gf-category-layout{grid-template-columns:1fr}.gf-category-aside{grid-template-columns:1fr 1fr} .gf-article-grid{grid-template-columns:1fr}.gf-section-heading,.gf-articles-toolbar{align-items:start;flex-direction:column;gap:12px}.gf-articles-toolbar>div{text-align:left} .gf-selected-hero{flex-direction:column;align-items:flex-start}.gf-selected-number{font-size:56px} .articles-grid--three{grid-template-columns:1fr} } @media(max-width:480px){ .hero h1{font-size:30px}.section{padding:52px 0}.section-head{align-items:start;flex-direction:column;gap:9px}.section-title{font-size:26px} .article-card{grid-template-columns:1fr}.article-thumb{height:170px}.sidebar,.gf-category-aside{grid-template-columns:1fr} .principles h2,.principles h2 em{font-size:30px}.gf-category-grid{grid-template-columns:1fr}.gf-hero-copy h1{font-size:34px} } /* ========================================================= SCIENCEPATH — OBSERVATORY / FIELD NOTEBOOK REDESIGN Visual layer only. PHP, routing, UTM, SEO and content untouched. ========================================================= */ :root{ --bg:#07121c; --surface:#0c1b27; --surface-2:#102533; --paper:#f4f0e7; --ink:#eaf3f5; --ink-soft:#a9bdc6; --muted:#6f8791; --hair:rgba(174,215,224,.13); --hair-strong:rgba(174,215,224,.24); --accent:#55e6d0; --accent-2:#75a8ff; --warm:#ffb86b; --danger:#ff7e70; --max:1280px; --r-sm:10px; --r-md:18px; --r-lg:28px; --shadow-sm:0 10px 30px rgba(0,0,0,.18); --shadow-md:0 28px 70px rgba(0,0,0,.34); --serif:"Fraunces",Georgia,serif; --sans:"Inter",system-ui,Arial,sans-serif; --mono:"JetBrains Mono",ui-monospace,monospace; } html{background:var(--bg)} body{ background: radial-gradient(circle at 9% 4%,rgba(85,230,208,.08),transparent 26rem), radial-gradient(circle at 91% 16%,rgba(117,168,255,.09),transparent 30rem), linear-gradient(180deg,#07121c 0%,#08141f 45%,#0b1822 100%); color:var(--ink); } body:before{ content:""; position:fixed; inset:0; pointer-events:none; z-index:-1; opacity:.20; background-image: linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px), linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px); background-size:44px 44px; } .container,.gf-container{width:min(calc(100% - 44px),var(--max))} a{color:inherit} img{display:block} /* HEADER */ .site-header{ position:sticky;top:0;z-index:100; background:rgba(7,18,28,.78); border-bottom:1px solid var(--hair); backdrop-filter:blur(22px) saturate(1.35); } .header-inner{height:82px;gap:26px} .sp-brand{gap:13px} .gf-logo-symbol{ width:42px;height:42px;flex-basis:42px;border-radius:13px; background:linear-gradient(145deg,#112c3a,#07131e); border:1px solid rgba(85,230,208,.3); box-shadow:0 0 0 5px rgba(85,230,208,.035),0 10px 30px rgba(0,0,0,.28); } .gf-logo-symbol:before{ width:25px;height:25px;left:8px;top:8px; border:1px solid rgba(85,230,208,.42); } .gf-logo-symbol span:nth-child(1){width:18px;left:7px;top:20px;background:rgba(85,230,208,.62)} .gf-logo-symbol span:nth-child(2){height:18px;left:20px;top:7px;background:rgba(117,168,255,.55)} .gf-logo-symbol span:nth-child(3){ width:7px;height:7px;right:7px;bottom:7px;background:var(--warm); box-shadow:0 0 16px rgba(255,184,107,.9) } .gf-logo-word{ color:#f2f8f8;font-size:19px;letter-spacing:-.045em } .gf-logo-word:after{color:#62808a} .gf-nav{gap:5px} .gf-nav a{ color:#91a9b3;height:40px;padding:0 16px;border-radius:10px; font-size:12px;letter-spacing:.01em } .gf-nav a:hover{color:#fff;background:rgba(255,255,255,.055)} .gf-nav a:nth-child(3){ color:var(--accent); background:rgba(85,230,208,.08); border:1px solid rgba(85,230,208,.16) } .gf-nav a:nth-child(3):hover{background:rgba(85,230,208,.13)} /* BUTTONS */ .btn,.button{ height:48px;border-radius:12px;padding:0 21px; font-size:12px;letter-spacing:.01em } .btn-dark,.button{ background:var(--accent);border-color:var(--accent);color:#052019; box-shadow:0 10px 28px rgba(85,230,208,.14) } .btn-dark:hover,.button:hover{ background:#7cf2df;border-color:#7cf2df;color:#052019; transform:translateY(-2px);box-shadow:0 14px 34px rgba(85,230,208,.22) } .btn-light{ color:#d7e6ea;background:rgba(255,255,255,.035); border-color:var(--hair-strong) } .btn-light:hover{border-color:rgba(85,230,208,.4);background:rgba(85,230,208,.06);transform:translateY(-2px)} /* HOME HERO */ .hero{ position:relative;overflow:hidden; background: radial-gradient(circle at 72% 48%,rgba(85,230,208,.10),transparent 22rem), linear-gradient(180deg,rgba(8,21,31,.96),rgba(7,18,28,.82)); border-bottom:1px solid var(--hair); } .hero:after{ content:""; position:absolute;right:-120px;top:-220px;width:580px;height:580px; border:1px solid rgba(85,230,208,.09);border-radius:50%; box-shadow:0 0 0 80px rgba(85,230,208,.018),0 0 0 160px rgba(117,168,255,.012); pointer-events:none; } .hero-grid{ position:relative;z-index:1; grid-template-columns:minmax(0,1.02fr) minmax(360px,.98fr); gap:74px;padding:92px 0 88px;min-height:600px;align-items:center } .eyebrow,.section-kicker,.gf-eyebrow,.gf-section-kicker{ color:var(--accent);font-size:9px;letter-spacing:.17em } .eyebrow:before{background:var(--accent);width:26px} .hero h1{ max-width:730px;margin:23px 0 24px; font-size:clamp(44px,5.7vw,76px);line-height:1.01; letter-spacing:-.045em;color:#f1f7f8 } .hero h1 em{ color:var(--accent);font-family:var(--serif); text-shadow:0 0 35px rgba(85,230,208,.13) } .hero p{max-width:600px;color:#a9bec6;font-size:15px;line-height:1.85} .hero-actions{margin-top:36px;gap:10px} /* HERO SCIENCE PANEL */ .hero-panel{ min-height:460px;border-radius:28px; background: radial-gradient(circle at 50% 52%,rgba(85,230,208,.13),transparent 15%), radial-gradient(circle at 67% 31%,rgba(117,168,255,.14),transparent 24%), linear-gradient(145deg,#0d2430,#07131e 72%); border:1px solid rgba(131,207,218,.18); box-shadow:0 30px 90px rgba(0,0,0,.36),inset 0 0 80px rgba(85,230,208,.025); } .hero-panel:before{ width:390px;height:390px;border-color:rgba(85,230,208,.14); box-shadow:0 0 80px rgba(85,230,208,.035) } .hero-panel:after{width:255px;height:255px;border-color:rgba(117,168,255,.22)} .hero-panel-label{color:rgba(177,219,225,.5)} .hero-panel-stat strong{color:#f5fbfb} .hero-panel-stat span{color:#66828c} .hero-panel-title{ left:30px;bottom:30px;color:#e9f4f5;font-size:24px } .hero-panel-title:after{background:var(--accent);box-shadow:0 0 15px rgba(85,230,208,.45)} /* decorative pseudo data */ .hero-panel .line-orbit{ width:160px;height:315px;border-color:rgba(255,255,255,.36) } .hero-panel .line-orbit:after{background:var(--warm);box-shadow:0 0 18px rgba(255,184,107,.95)} /* TOPICS */ .topic-strip{ background:rgba(9,25,36,.88); border-bottom:1px solid var(--hair) } .topic-inner{min-height:62px} .topic-label{color:#5e7782} .topic-scroll{gap:7px} .topic-pill{ border-color:var(--hair);color:#8fa8b1;background:rgba(255,255,255,.018); padding:7px 14px } .topic-pill:hover{color:var(--accent);border-color:rgba(85,230,208,.35);background:rgba(85,230,208,.055)} /* SECTIONS */ .section{padding:92px 0} .section-head{margin-bottom:32px} .section-title{ color:#eef7f7;font-size:35px;letter-spacing:-.035em } .section-note{color:#617a84} /* FEATURE */ .feature{ background:linear-gradient(145deg,#0d202c,#0a1823); border:1px solid var(--hair); border-radius:26px; box-shadow:var(--shadow-sm) } .feature:hover{box-shadow:var(--shadow-md);border-color:rgba(85,230,208,.22)} .feature-media{min-height:430px;background:#0b1b25} .feature-media img{filter:saturate(1.02) contrast(1.02)} .feature:hover .feature-media img{filter:saturate(1.12) contrast(1.03)} .feature-content{padding:54px} .feature-tag{color:var(--accent)} .feature h2{color:#edf7f7;font-size:34px} .feature p{color:#9fb5bd} .read-more{color:var(--accent)} /* ARTICLES */ .content-layout{grid-template-columns:minmax(0,1fr) 310px;gap:62px} .article-card{ grid-template-columns:220px 1fr;gap:24px; padding:25px 0;border-color:var(--hair) } .article-thumb{ height:150px;border-radius:17px;border:1px solid var(--hair); background:#102531;box-shadow:0 8px 25px rgba(0,0,0,.18) } .article-thumb img{filter:saturate(1.05)} .article-card:hover .article-thumb{border-color:rgba(85,230,208,.3)} .article-meta{color:#617b85} .article-meta a{color:var(--accent)} .article-card h3{color:#e7f1f2;font-size:20px} .article-card h3 a:hover{color:var(--accent)} .article-card p{color:#94aab3} .article-link{color:var(--accent)} .sidebox{ background:linear-gradient(145deg,#0d202c,#0a1823); border-color:var(--hair);border-radius:20px } .sidebox.dark{ background: radial-gradient(circle at 80% 20%,rgba(85,230,208,.14),transparent 12rem), linear-gradient(145deg,#102d36,#081720 75%); border:1px solid rgba(85,230,208,.18) } .sidebox h3{color:#f0f8f8} .sidebox p{color:#92aab3} .sidebox.dark p{color:#a7c1c5} .side-title{color:#5f7d86} .sidebox.dark .side-title{color:var(--accent)} .sidecat{border-color:var(--hair);color:#9db4bb} .sidecat:hover{color:var(--accent)} .sidecat small{color:#607984} /* PRINCIPLES */ .principles{ position:relative;overflow:hidden; padding:94px 0; background: radial-gradient(circle at 15% 50%,rgba(85,230,208,.08),transparent 25rem), #0a1823; border-color:var(--hair) } .principles:after{ content:"∴"; position:absolute;right:8%;top:50%;transform:translateY(-50%); font:500 260px/1 var(--serif);color:rgba(85,230,208,.035) } .principles-grid{position:relative;z-index:1;grid-template-columns:.85fr 1.15fr} .principles h2{color:#eef7f7;font-size:42px} .principles h2 em{color:var(--accent)} .principle{border-color:var(--hair-strong)} .principle strong{color:var(--accent)} .principle span{color:#9cb2ba} /* PAGINATION */ .pagination a,.pagination span{ border-color:var(--hair);color:#8ca5ae;background:rgba(255,255,255,.025) } .pagination a:hover{border-color:rgba(85,230,208,.4);color:var(--accent)} .pagination a.active{background:var(--accent);border-color:var(--accent);color:#052019} /* ARTICLE PAGE */ .article-layout{ display:grid;grid-template-columns:minmax(0,850px) 270px; gap:64px;align-items:start } .article{ background:linear-gradient(145deg,rgba(13,31,43,.98),rgba(8,21,31,.98)); border:1px solid var(--hair);border-radius:26px; padding:48px 56px;box-shadow:var(--shadow-sm) } .breadcrumbs{ color:#607984;font:500 10px var(--mono);text-transform:uppercase; letter-spacing:.07em;margin-bottom:25px } .breadcrumbs a{color:#8ea9b2} .breadcrumbs a:hover{color:var(--accent)} .meta{color:#607b85;font:600 10px var(--mono);text-transform:uppercase;letter-spacing:.08em} .meta__category{color:var(--accent)} .article h1{ color:#f0f7f7;font-size:clamp(34px,4.2vw,56px); line-height:1.08;letter-spacing:-.04em;margin:18px 0 18px } .article .lead{color:#a7bcc4;font-size:17px;line-height:1.8} .article figure{margin:34px -18px 36px} .article__hero{ width:100%;height:auto;border-radius:18px; border:1px solid var(--hair);box-shadow:0 18px 50px rgba(0,0,0,.3) } .article p,.article li{color:#a9bcc3;font-size:15px;line-height:1.85} .article h2{ color:#edf7f7;font-size:28px;line-height:1.2; letter-spacing:-.025em;margin:42px 0 14px } .article h2:before{ content:"";display:inline-block;width:7px;height:7px; margin:0 11px 4px 0;border-radius:50%;background:var(--accent); box-shadow:0 0 12px rgba(85,230,208,.5) } .article strong{color:#d9eeee} .article a{color:var(--accent)} .article ol,.article ul{padding-left:25px} .highlight-box{ margin:32px 0;padding:23px 25px; border:1px solid rgba(85,230,208,.2);border-left:3px solid var(--accent); border-radius:14px;background:rgba(85,230,208,.045);color:#b6cbd0 } .article-aside{ position:sticky;top:105px; color:#8da5ae } .article-aside > *{border-radius:18px!important} /* CATEGORY PAGES — keep existing markup, completely restyle */ .gf-category-page{background:transparent} .gf-category-hero{ position:relative;overflow:hidden; background: radial-gradient(circle at 80% 50%,rgba(85,230,208,.08),transparent 28rem), linear-gradient(180deg,#081824,#07131d); border-bottom:1px solid var(--hair) } .gf-category-hero:after{ content:""; position:absolute;right:5%;top:50%;width:330px;height:330px; border:1px solid rgba(85,230,208,.10);border-radius:50%; transform:translateY(-50%);box-shadow:0 0 0 45px rgba(85,230,208,.018),0 0 0 90px rgba(117,168,255,.014) } .gf-breadcrumbs{ padding-top:28px;color:#617b85;font:500 10px var(--mono);text-transform:uppercase } .gf-breadcrumbs a:hover{color:var(--accent)} .gf-hero-grid,.gf-selected-hero{ position:relative;z-index:1 } .gf-hero-grid{min-height:480px;align-items:center} .gf-hero-copy h1,.gf-selected-hero h1{ color:#edf7f7;letter-spacing:-.045em } .gf-hero-copy h1 em{color:var(--accent)} .gf-hero-copy p,.gf-selected-hero p{color:#9eb5bd} .gf-hero-stats strong,.gf-selected-meta strong{color:var(--accent)} .gf-hero-stats span,.gf-selected-meta span{color:#67818a} .gf-hero-art{ background:radial-gradient(circle,rgba(85,230,208,.06),transparent 58%); } .gf-grid-lines{ background-image:linear-gradient(rgba(85,230,208,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(85,230,208,.07) 1px,transparent 1px); } .gf-orbit{border-color:rgba(85,230,208,.22)} .gf-orbit-center{background:var(--accent);box-shadow:0 0 30px rgba(85,230,208,.65)} .gf-point{background:var(--warm);box-shadow:0 0 12px rgba(255,184,107,.8)} .gf-plus{color:rgba(117,168,255,.6)} .gf-hero-art small{color:#65828c} .gf-category-section,.gf-articles-section{padding-top:82px;padding-bottom:94px} .gf-section-heading h2{color:#edf7f7} .gf-heading-note{color:#607b85} .gf-category-grid{gap:14px} .gf-category-card{ background:linear-gradient(145deg,#0d202c,#091822); border:1px solid var(--hair);border-radius:20px; color:#e5f0f1;box-shadow:0 10px 28px rgba(0,0,0,.13) } .gf-category-card:hover{ transform:translateY(-5px);border-color:rgba(85,230,208,.35); box-shadow:0 20px 45px rgba(0,0,0,.26) } .gf-card-icon{color:var(--accent)} .gf-card-arrow{color:#59747e} .gf-category-card h3{color:#edf7f7} .gf-category-card p{color:#879fa8} .gf-card-bottom{border-color:var(--hair)} .gf-card-bottom strong{color:var(--accent)} .gf-card-bottom span{color:#607984} .gf-category-aside{gap:14px} .gf-idea-card{ background: radial-gradient(circle at 80% 20%,rgba(85,230,208,.13),transparent 11rem), linear-gradient(145deg,#102d36,#08171f); border:1px solid rgba(85,230,208,.18);border-radius:20px;color:#eaf7f6 } .gf-idea-card p{color:#9db8bc} .gf-idea-card span,.gf-quick-title{color:var(--accent)} .gf-quick-card{ background:#0c1b27;border-color:var(--hair);border-radius:20px } .gf-quick-card a{border-color:var(--hair);color:#9bb2b9} .gf-quick-card a:hover{color:var(--accent)} .gf-selected-hero{padding-bottom:70px} .gf-selected-number{color:rgba(85,230,208,.14)!important} .gf-articles-toolbar{border-color:var(--hair)} .gf-back-link{color:#87a3ac!important} .gf-back-link:hover{color:var(--accent)!important} .gf-article-grid{gap:16px} .gf-article-card{ background:#0c1b27;border-color:var(--hair);border-radius:20px;overflow:hidden } .gf-article-card:hover{border-color:rgba(85,230,208,.28);transform:translateY(-4px)} .gf-article-image{background:#102633} .gf-article-image span{background:var(--accent);color:#052019} .gf-article-meta{color:#607a84} .gf-article-meta span{color:var(--accent)} .gf-article-body h2,.gf-article-body h2 a{color:#eaf5f5} .gf-article-body h2 a:hover{color:var(--accent)} .gf-article-body p{color:#8fa7b0} /* FOOTER */ .site-footer{ background:#061019;border-top:1px solid var(--hair); padding:64px 0 28px } .footer-brand{color:#eff8f8} .site-footer p{color:#718992} .footer-title{color:#6b8791} .footer-links a{color:#91a9b1} .footer-links a:hover{color:var(--accent)} .footer-bottom{ border-color:var(--hair)!important;color:#526d77 } /* AD CONTAINERS — quiet, integrated */ .ad-wrap,.ad-slot,.ad-container{border-color:var(--hair)!important} .adsbygoogle{background:transparent} /* RESPONSIVE */ @media (max-width:980px){ .hero-grid{grid-template-columns:1fr;gap:36px;padding:66px 0} .hero-panel{min-height:380px} .content-layout{grid-template-columns:1fr} .sidebar{grid-template-columns:1fr 1fr} .article-layout{grid-template-columns:1fr} .article-aside{position:static} .article{padding:38px 34px} .gf-category-aside{display:none} } @media (max-width:700px){ .container,.gf-container{width:min(calc(100% - 28px),var(--max))} .header-inner{height:70px} .gf-logo-symbol{width:38px;height:38px;flex-basis:38px} .gf-nav a{padding:0 9px;font-size:11px} .gf-nav a:nth-child(2){display:none} .hero-grid{padding:52px 0} .hero h1{font-size:44px} .hero-panel{min-height:330px} .section{padding:62px 0} .feature{grid-template-columns:1fr} .feature-media{min-height:280px} .feature-content{padding:30px} .article-card{grid-template-columns:1fr;gap:14px} .article-thumb{height:210px} .sidebar{grid-template-columns:1fr} .principles{padding:64px 0} .principles-grid{grid-template-columns:1fr;gap:34px} .principles h2{font-size:34px} .article{padding:28px 20px;border-radius:19px} .article figure{margin:25px 0} .article h1{font-size:35px} .article h2{font-size:25px} .gf-hero-grid{min-height:390px} .gf-hero-art{display:none} .gf-category-section,.gf-articles-section{padding-top:58px;padding-bottom:70px} .gf-category-grid{grid-template-columns:1fr} } @media (prefers-reduced-motion:reduce){ *,*:before,*:after{scroll-behavior:auto!important;transition:none!important} }