:root{color-scheme:light;--ink:#172033;--muted:#687287;--line:#e2e7ef;--soft:#f4f7fb;--paper:#fff;--navy:#142e59;--blue:#2668d8;--cyan:#2aa8b7;--green:#2c8b68;--shadow:0 18px 55px rgba(27,48,84,.08)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#f8fafc;color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,input,select,textarea{font:inherit}
button,a{color:inherit}
.topbar{position:sticky;z-index:30;top:0;height:72px;padding:0 max(24px,calc((100vw - 1400px)/2));display:flex;align-items:center;gap:42px;border-bottom:1px solid rgba(220,226,236,.82);background:rgba(255,255,255,.88);backdrop-filter:blur(20px)}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;white-space:nowrap}
.brand img{width:31px;height:31px}
.brand strong{font-size:17px;letter-spacing:-.03em}
.brand i{width:1px;height:17px;background:#d5dbe5}
.brand span{font-family:Georgia,serif;font-size:17px;color:#30405b}
.topbar nav{display:flex;align-items:center;gap:28px;height:100%}
.topbar nav a{position:relative;text-decoration:none;color:#667087;font-size:12px;font-weight:650}
.topbar nav a.active{color:#163766}
.topbar nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:-26px;height:2px;background:var(--blue)}
.top-actions{margin-left:auto;display:flex;align-items:center;gap:8px}
.top-actions select{height:38px;border:1px solid var(--line);border-radius:10px;background:white;padding:0 9px;color:#4f596d;font-size:11px}
.ghost,.primary,.profile-button{height:38px;border-radius:10px;padding:0 14px;font-size:11px;font-weight:750;cursor:pointer}
.ghost{border:1px solid var(--line);background:white}
.primary{border:0;background:linear-gradient(135deg,#173d79,#246bd8);color:white;box-shadow:0 8px 18px rgba(32,92,183,.2)}
.profile-button{display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:white}
.profile-button span{width:25px;height:25px;border-radius:8px;display:grid;place-items:center;background:#e8effa;color:#245cae}
.profile-button[hidden]{display:none}
main{width:min(1400px,calc(100% - 48px));margin:auto}
.hero{position:relative;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(340px,.72fr);align-items:center;gap:64px;padding:54px 3% 36px;overflow:hidden}
.hero:before,.hero:after{content:"";position:absolute;z-index:-1;border-radius:50%;filter:blur(2px)}
.hero:before{width:580px;height:280px;left:-180px;top:-130px;background:radial-gradient(circle,rgba(47,122,210,.13),transparent 70%)}
.hero:after{width:520px;height:280px;right:-160px;top:20px;background:radial-gradient(circle,rgba(42,168,183,.1),transparent 70%)}
.eyebrow{color:#50749b;font-size:9px;font-weight:800;letter-spacing:.16em}
.hero .eyebrow{display:flex;align-items:center;gap:8px}
.hero .eyebrow i{width:6px;height:6px;border-radius:50%;background:#38a17b;box-shadow:0 0 0 5px rgba(56,161,123,.1)}
.hero h1{max-width:760px;margin:16px 0 17px;font-family:Georgia,serif;font-weight:500;font-size:clamp(40px,4.3vw,60px);line-height:1.02;letter-spacing:-.045em;color:#132d57}
.hero h1 em{font-weight:400;color:#49749a}
.hero-copy>p{max-width:620px;margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.hero-actions{display:flex;align-items:center;gap:16px;margin-top:25px}
.hero-primary{height:43px;padding:0 17px;display:inline-flex;align-items:center;gap:14px;border-radius:11px;background:#173f78;color:#fff;text-decoration:none;font-size:10px;font-weight:800;box-shadow:0 10px 25px rgba(23,63,120,.18)}
.hero-primary b{font-size:16px;font-weight:500}
.hero-note{max-width:220px;color:#7d8899;font-size:9px;line-height:1.5}
.hero-feature{position:relative;min-height:230px;padding:26px;border:1px solid rgba(210,221,235,.92);border-radius:22px;background:rgba(255,255,255,.88);box-shadow:0 24px 70px rgba(28,57,92,.12);overflow:hidden}
.hero-feature:before{content:"";position:absolute;width:160px;height:160px;right:-55px;top:-70px;border-radius:50%;background:radial-gradient(circle,rgba(52,126,204,.16),transparent 68%)}
.feature-label{display:flex;align-items:center;gap:7px;color:#50749b;font-size:7px;font-weight:850;letter-spacing:.14em}
.feature-label i{width:6px;height:6px;border-radius:50%;background:#36a17b}
.hero-feature h2{position:relative;max-width:92%;margin:19px 0 9px;font-family:Georgia,serif;font-size:24px;font-weight:550;line-height:1.24;color:#16345d}
.feature-authors{margin:0;color:#2f6fa9;font-size:9px;line-height:1.5}
.feature-abstract{margin:17px 0;color:#6c7789;font-size:9px;line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feature-meta{display:flex;align-items:center;gap:7px;margin-top:17px;padding-top:15px;border-top:1px solid #e8edf3}
.feature-meta span{padding:6px 8px;border-radius:7px;background:#edf3fa;color:#466989;font-size:7px;font-weight:750}
.feature-meta span:last-child{margin-left:auto;background:transparent;color:#8893a2}
.discovery-rail{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;padding:0 0 18px;border-bottom:1px solid var(--line)}
.discovery-rail button,.discovery-rail a{min-height:72px;padding:13px 15px;display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:11px;border:1px solid var(--line);border-radius:15px;background:#fff;text-align:left;text-decoration:none;cursor:pointer;transition:.2s}
.discovery-rail button:hover,.discovery-rail a:hover{transform:translateY(-2px);border-color:#cbd9ea;box-shadow:0 12px 28px rgba(30,60,95,.07)}
.rail-icon{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:#eef4fb;color:#255c9c;font-size:13px}
.discovery-rail small,.discovery-rail b{display:block}
.discovery-rail small{margin-bottom:5px;color:#7e8b9d;font-size:6px;letter-spacing:.13em}
.discovery-rail b{color:#253b5a;font-size:9px}
.discovery-rail em{color:#8b99aa;font-size:15px;font-style:normal}
.filterbar{position:sticky;z-index:20;top:72px;display:flex;justify-content:space-between;align-items:center;padding:15px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(248,250,252,.94);backdrop-filter:blur(14px)}
.tabs{display:flex;gap:5px}
.tabs button{height:35px;padding:0 14px;border:0;border-radius:10px;background:transparent;color:#758095;font-size:10px;font-weight:700;cursor:pointer}
.tabs button.active{background:#e9f0fa;color:#1f568f}
.filters{display:flex;gap:8px}
.filters label{height:35px;display:flex;align-items:center;gap:6px;padding:0 8px;border:1px solid var(--line);border-radius:10px;background:white}
.filters label span{color:#72829a}
.filters select{border:0;outline:0;background:transparent;color:#566176;font-size:9px}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:34px;padding:42px 0 70px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:20px}
.section-head h2{margin:7px 0 0;font-family:Georgia,serif;font-size:29px;font-weight:500;letter-spacing:-.025em;color:#172f52}
.section-lead{max-width:600px;margin:7px 0 0;color:#7c8798;font-size:9px;line-height:1.55}
.publish-action{height:42px;padding:0 14px;display:flex;align-items:center;gap:8px;border:0;border-radius:11px;background:#183f78;color:white;cursor:pointer}
.publish-action span{font-size:18px}
.publish-action b{font-size:10px}
.publication-list{display:grid;gap:10px}
.publication{position:relative;padding:22px 24px;border:1px solid var(--line);border-radius:17px;background:white;box-shadow:0 8px 30px rgba(30,55,90,.035);transition:.25s}
.publication:hover{transform:translateY(-2px);border-color:#c9d8ec;box-shadow:var(--shadow)}
.pub-top{display:flex;align-items:center;gap:7px;margin-bottom:12px}
.pub-type,.pub-access{padding:5px 7px;border-radius:6px;background:#edf3fb;color:#356699;font-size:7px;font-weight:850;letter-spacing:.08em}
.pub-access{background:#eaf6f0;color:#397c63}
.pub-top time{margin-left:auto;color:#9aa2b0;font-size:8px}
.publication h3{max-width:90%;margin:0;color:#153259;font-family:Georgia,serif;font-size:20px;font-weight:600;line-height:1.28}
.authors{margin:8px 0;color:#306da9;font-size:10px}
.abstract{margin:12px 0;color:#687388;font-size:10px;line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pub-meta{display:flex;align-items:center;gap:8px;padding-top:13px;border-top:1px solid #edf0f5;color:#778297;font-size:8px}
.pub-meta b{color:#42526a}
.pub-subject,.pub-language{padding:5px 7px;border-radius:6px;background:#f2f5f8;color:#5c6f85;font-size:7px;font-weight:700}
.pub-language{background:#f6f2eb;color:#7c684b}
.pub-open{height:28px;margin-left:auto;padding:0 9px;display:grid;place-items:center;border:1px solid var(--line);border-radius:8px;background:white;text-decoration:none;font-size:8px}
.load-more{width:100%;height:43px;margin-top:13px;border:1px solid var(--line);border-radius:12px;background:white;color:#51627a;font-size:9px;font-weight:750;cursor:pointer}
aside{display:grid;align-content:start;gap:13px}
.side-card,.join-card{padding:20px;border:1px solid var(--line);border-radius:17px;background:white}
.side-title{display:flex;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line)}
.side-title span{font-size:10px;font-weight:800}
.side-title small{color:#8c99aa;font-size:7px;letter-spacing:.13em}
.subject-list{display:grid;margin-top:8px}
.subject-list button{height:43px;display:grid;grid-template-columns:27px 1fr auto;align-items:center;gap:8px;border:0;border-bottom:1px solid #edf0f4;background:#fff;text-align:left;cursor:pointer}
.subject-list button>span{width:25px;height:25px;display:grid;place-items:center;border-radius:8px;background:#f0f4f9;color:#507098;font-size:7px;font-weight:850}
.subject-list button>b{font-size:9px}
.subject-list button>em{color:#98a2af;font-size:11px;font-style:normal}
.subject-list button.active>span{background:#e7f0fb;color:#1d5b9e}
.subject-list button.active>b{color:#1d5b9e}
.country-pulse{display:grid;margin-top:8px}
.country-pulse button{height:39px;display:grid;grid-template-columns:24px 1fr auto;align-items:center;border:0;border-bottom:1px solid #edf0f4;background:white;text-align:left;cursor:pointer}
.country-pulse b{font-size:9px}
.country-pulse em{font-style:normal;color:#7c8797;font-size:8px}
.join-card{background:linear-gradient(145deg,#173864,#1f588a);color:white}
.join-card>span{display:grid;width:33px;height:33px;place-items:center;border-radius:10px;background:rgba(255,255,255,.12)}
.join-card h3{margin:14px 0 7px;font-family:Georgia,serif;font-size:20px}
.join-card p{margin:0;color:#c1d1e2;font-size:9px;line-height:1.55}
.join-card button{width:100%;height:38px;margin-top:16px;border:0;border-radius:9px;background:white;color:#17365f;font-size:9px;font-weight:800;cursor:pointer}
.researchers{padding:50px 0 80px;border-top:1px solid var(--line)}
.researcher-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.researcher{padding:20px;border:1px solid var(--line);border-radius:16px;background:white}
.researcher-head{display:flex;align-items:center;gap:11px}
.avatar{width:43px;height:43px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,#e5edf8,#cad9ed);color:#244b79;font-family:Georgia,serif;font-size:17px}
.researcher strong,.researcher small{display:block}
.researcher strong{font-size:11px}
.researcher small{margin-top:4px;color:#778397;font-size:8px}
.researcher-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:16px;padding-top:13px;border-top:1px solid var(--line)}
.researcher-footer span{color:#778397;font-size:8px;line-height:1.45}
.researcher-footer em{flex:0 0 auto;padding:5px 7px;border-radius:7px;background:#eff4fa;color:#446b96;font-size:6px;font-style:normal;font-weight:800;letter-spacing:.05em}
footer{width:min(1400px,calc(100% - 48px));margin:auto;padding:24px 0 38px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;color:#7d8797;font-size:9px}
.footer-brand{display:flex;align-items:center;gap:8px}
.footer-brand img{width:25px}
.footer-brand b{color:#31425b}
.footer-brand span{margin-left:8px}
.footer-links{display:flex;gap:16px}
.footer-links a{text-decoration:none}
.modal{position:fixed;z-index:100;inset:0;padding:20px;place-items:center;background:rgba(14,28,48,.48);backdrop-filter:blur(12px)}
.modal:not([hidden]){display:grid}
.modal-card{position:relative;width:min(440px,100%);max-height:calc(100vh - 40px);overflow:auto;padding:31px;border-radius:22px;background:white;box-shadow:0 35px 100px rgba(15,31,54,.3)}
.modal-close{position:absolute;right:16px;top:16px;width:31px;height:31px;border:0;border-radius:9px;background:#f1f4f8;color:#526176;font-size:19px;cursor:pointer}
.modal-mark{display:grid;width:40px;height:40px;place-items:center;border-radius:12px;background:#edf3fb}
.modal-mark img{width:29px}
.auth-card>small{display:block;margin-top:17px;color:#70839a;font-size:7px;font-weight:850;letter-spacing:.15em}
.modal-card h2{margin:7px 0;font-family:Georgia,serif;font-size:27px;font-weight:500;color:#172f52}
.modal-card>p,.publish-head p{color:#7a8495;font-size:9px}
.modal-card form{margin-top:20px}
.modal-card label>span{display:block;margin-bottom:6px;color:#59667b;font-size:8px;font-weight:700}
.modal-card label{display:block;margin-bottom:11px}
.modal-card input,.modal-card select,.modal-card textarea{width:100%;height:42px;padding:0 11px;border:1px solid var(--line);border-radius:10px;background:#fbfcfe;outline:0;color:#27364b;font-size:10px}
.modal-card textarea{height:90px;padding:11px;resize:vertical}
.modal-card input:focus,.modal-card textarea:focus,.modal-card select:focus{border-color:#6c98d3;box-shadow:0 0 0 3px rgba(55,115,194,.09)}
.submit{width:100%;height:43px}
.auth-switch{width:100%;margin-top:13px;border:0;background:transparent;color:#3168a8;font-size:9px;cursor:pointer}
.form-message{min-height:15px;margin:8px 0;color:#b24444;font-size:8px}
.publish-card{width:min(760px,100%)}
.publish-head{display:flex;gap:13px;padding-right:35px}
.publish-head>span{flex:0 0 40px;height:40px;display:grid;place-items:center;border-radius:12px;background:#edf3fb;color:#3168a8;font-size:23px}
.publish-head h2{margin-top:2px}
.publish-head p{margin:0}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
.form-grid .wide{grid-column:1/-1}
.consent{display:flex!important;align-items:flex-start;gap:8px;margin-top:9px}
.consent input{flex:0 0 15px;width:15px;height:15px}
.consent span{font-weight:500!important;line-height:1.5}
.form-actions{display:flex;justify-content:flex-end;gap:8px;padding-top:14px;border-top:1px solid var(--line)}
.empty-state{padding:55px 20px;border:1px dashed #ccd6e4;border-radius:17px;text-align:center;color:#7c8797}
.empty-state b{display:block;color:#385776}
.status-pill{padding:4px 7px;border-radius:6px;background:#fff5db;color:#8e681a;font-size:7px}

html,body{overflow-x:hidden}
.filterbar{padding:10px 0}
.content-layout{padding-top:28px}

@media(max-width:1000px){
  .topbar nav{display:none}
  .hero{grid-template-columns:1fr;gap:24px;padding:40px 4% 28px}
  .hero-copy>p{max-width:700px}
  .hero-feature{min-height:0}
  .content-layout{grid-template-columns:1fr}
  .researcher-grid{grid-template-columns:repeat(2,1fr)}
  aside{grid-template-columns:1fr 1fr}
  .join-card{grid-column:1/-1}
  .filterbar{top:72px}
}

@media(max-width:680px){
  .topbar{height:62px;padding:0 13px;gap:8px}
  .brand i,.brand span,.top-actions .ghost{display:none}
  .brand img{width:28px;height:28px}
  .brand strong{font-size:15px}
  .top-actions{margin-left:auto;gap:5px}
  .top-actions select{height:35px;padding:0 6px}
  .primary.small{height:35px;padding:0 9px}
  .profile-button b{display:none}
  main{width:calc(100% - 24px)}
  .hero{padding:31px 0 22px;gap:18px}
  .hero h1{margin:12px 0;font-size:35px;line-height:1.04}
  .hero h1 em{font-size:.93em}
  .hero-copy>p{font-size:10px;line-height:1.6}
  .hero-actions{align-items:flex-start;flex-direction:column;gap:10px;margin-top:19px}
  .hero-note{max-width:none}
  .hero-feature{padding:20px;border-radius:18px}
  .hero-feature h2{font-size:20px}
  .discovery-rail{grid-template-columns:1fr;gap:7px;padding-bottom:14px}
  .discovery-rail button,.discovery-rail a{min-height:62px}
  .filterbar{top:62px;align-items:flex-start;gap:10px;overflow:auto}
  .tabs{flex:0 0 auto}
  .tabs button{padding:0 10px}
  .filters{display:none}
  .content-layout{padding-top:25px}
  .section-head{align-items:flex-start}
  .section-head h2{font-size:24px}
  .publish-action b{display:none}
  .publish-action{width:42px;padding:0;justify-content:center}
  .publication{padding:18px}
  .publication h3{max-width:100%;font-size:18px;overflow-wrap:anywhere}
  .pub-meta{flex-wrap:wrap}
  .pub-open{width:100%;margin-left:0}
  .researcher-grid,aside{grid-template-columns:1fr}
  .join-card{grid-column:auto}
  .form-grid{grid-template-columns:1fr}
  .form-grid .wide{grid-column:auto}
  .modal{padding:8px}
  .modal-card{padding:25px 18px;max-height:calc(100vh - 16px);border-radius:18px}
  footer{width:calc(100% - 24px);align-items:flex-start;gap:20px}
  .footer-brand span{display:none}
  .footer-links{flex-wrap:wrap;justify-content:flex-end}
}