/* CEEPUS network — Development of Computational Thinking
   Static stylesheet. No frameworks, no external fonts, no trackers. */

:root{
  --navy-900:#0a1f3c;
  --navy-800:#0f2d52;
  --navy-700:#173e6b;
  --navy-600:#22568e;
  --blue-500:#2f74bd;
  --blue-100:#e3edf8;
  --blue-050:#f2f7fc;
  --amber-600:#b4741a;
  --amber-500:#d9902c;
  --amber-100:#fbf0dd;
  --ink-900:#12181f;
  --ink-700:#3a444f;
  --ink-500:#5f6b78;
  --ink-300:#98a3ae;
  --line:#dde4ec;
  --line-soft:#eaeff5;
  --bg:#ffffff;
  --bg-alt:#f6f8fb;
  --bg-deep:var(--navy-800);
  --ok:#1e7a4f;
  --ok-bg:#e4f4ec;
  --closed:#8b8f95;
  --closed-bg:#eef0f2;
  --radius:10px;
  --radius-lg:16px;
  --shadow:0 1px 2px rgba(16,32,56,.05), 0 8px 24px -12px rgba(16,32,56,.18);
  --wrap:1220px;
  /* Kept in sync with the sticky header by app.js.  The fallback also works
     without JavaScript because the header's minimum height is 68px + border. */
  --header-offset:69px;
  --sans:"Inter","Segoe UI",Roboto,-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Times New Roman",serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-block-start:var(--header-offset)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation-duration:.01ms!important;transition-duration:.01ms!important}}
body{
  margin:0;background:var(--bg);color:var(--ink-900);
  font-family:var(--sans);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy-600);text-underline-offset:.18em;text-decoration-thickness:.06em}
a:hover{color:var(--blue-500)}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.18;letter-spacing:-.012em;color:var(--navy-900);margin:0 0 .5em}
h1{font-size:clamp(2.1rem,1.2rem + 3.4vw,3.5rem);font-weight:600}
h2{font-size:clamp(1.6rem,1.15rem + 1.7vw,2.35rem);font-weight:600}
h3{font-size:1.15rem;font-weight:600;font-family:var(--sans);letter-spacing:-.005em}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.15em}
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--navy-800);color:#fff;padding:12px 18px;border-radius:0 0 var(--radius) 0}
.skip:focus{left:0}
:focus-visible{outline:3px solid var(--amber-500);outline-offset:2px;border-radius:4px}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.6) blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit;flex:0 0 auto}
.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:9px;background:linear-gradient(150deg,var(--navy-700),var(--navy-900));color:#fff;font-weight:700;font-size:.85rem;letter-spacing:.05em}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:1.02rem;letter-spacing:.02em;color:var(--navy-900)}
.brand-text span{font-size:.74rem;color:var(--ink-500);letter-spacing:.01em}
.nav{margin-left:auto}
.nav ul{display:flex;flex-wrap:nowrap;gap:1px;list-style:none;margin:0;padding:0}
.nav a{display:block;padding:8px 9px;border-radius:7px;font-size:.8rem;font-weight:500;color:var(--ink-700);text-decoration:none;white-space:nowrap}
.nav a:hover{background:var(--blue-050);color:var(--navy-800)}
.nav a[aria-current="true"]{background:var(--blue-100);color:var(--navy-800)}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:8px;padding:9px 11px;cursor:pointer}
.nav-toggle-bars{display:grid;gap:4px}
.nav-toggle-bars i{display:block;width:20px;height:2px;background:var(--navy-800);border-radius:2px}
@media (max-width:1180px){
  .nav-toggle{display:block}
  .nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);display:none;margin:0}
  .nav.open{display:block}
  .nav ul{flex-direction:column;gap:0;padding:8px 16px 16px}
  .nav a{padding:11px 8px;border-radius:6px;font-size:.95rem}
}

/* ---------- Sections ---------- */
.section{padding:78px 0;border-top:1px solid var(--line-soft)}
.section:first-child{border-top:0}
.section--alt{background:var(--bg-alt)}
.section--deep{background:var(--bg-deep);color:#dbe6f3;border-top:0}
.section--deep h2,.section--deep h3{color:#fff}
.section--deep a{color:#a8ccf0}
.section-head{max-width:66ch;margin-bottom:38px}
.section-head .kicker{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--amber-600);margin-bottom:10px}
.section--deep .kicker{color:var(--amber-500)}
.section-head p{color:var(--ink-700);font-size:1.05rem;margin:0}
.section--deep .section-head p{color:#b8cbe2}
.prose{max-width:70ch}
.prose p{color:var(--ink-700)}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(165deg,var(--navy-900) 0%,var(--navy-800) 45%,var(--navy-700) 100%);color:#fff;padding:96px 0 0;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:auto -10% -40% 55%;height:520px;background:radial-gradient(closest-side,rgba(217,144,44,.22),transparent 72%);pointer-events:none}
.hero-inner{position:relative;z-index:1;max-width:44rem}
.hero .eyebrow{font-size:.76rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--amber-500);margin:0 0 14px}
.hero h1{color:#fff;margin-bottom:.42em}
.hero .lead{font-size:1.13rem;line-height:1.66;color:#c7d8ec;max-width:38rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:8px;font-size:.94rem;font-weight:600;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .12s ease, background .15s ease, border-color .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--amber-500);color:#231704;border-color:var(--amber-500)}
.btn--primary:hover{background:#e9a13c;color:#231704}
.btn--ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.3)}
.btn--ghost:hover{background:rgba(255,255,255,.13);color:#fff}
.btn--solid{background:var(--navy-800);color:#fff;border-color:var(--navy-800)}
.btn--solid:hover{background:var(--navy-700);color:#fff}
.btn--outline{background:#fff;color:var(--navy-800);border-color:var(--line)}
.btn--outline:hover{border-color:var(--navy-600);color:var(--navy-800)}
.hero-stats{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:64px;background:rgba(255,255,255,.14);border-top:1px solid rgba(255,255,255,.14)}
.hero-stats div{background:var(--navy-900);padding:24px 22px}
.hero-stats dt{font-size:1.9rem;font-weight:700;font-family:var(--serif);color:#fff;line-height:1}
.hero-stats dd{margin:6px 0 0;font-size:.8rem;letter-spacing:.03em;color:#9fb6d1;text-transform:uppercase}
@media (max-width:760px){.hero{padding-top:64px}.hero-stats{grid-template-columns:repeat(2,1fr);margin-top:46px}}

/* ---------- Cards ---------- */
.grid{display:grid;gap:20px}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 24px;box-shadow:var(--shadow)}
.card h3{margin-bottom:.4em}
.card p{margin:0;color:var(--ink-700);font-size:.96rem}
.card .badge{display:inline-block;margin-top:14px;font-size:.72rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--navy-600);background:var(--blue-050);border:1px solid var(--blue-100);padding:4px 9px;border-radius:99px}
.card--num{position:relative;padding-left:24px}
.num{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--navy-800);color:#fff;font-size:.85rem;font-weight:700;margin-bottom:14px}

.benefit-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(275px,1fr));gap:2px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.benefit{background:#fff;padding:26px 24px}
.benefit h3{display:flex;align-items:center;gap:10px;font-size:1rem;margin-bottom:.5em}
.benefit h3 .tick{flex:0 0 auto;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--ok-bg);color:var(--ok);font-size:.72rem;font-weight:800}
.benefit p{margin:0;font-size:.93rem;color:var(--ink-700)}

.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.chips li{font-size:.86rem;padding:7px 14px;border-radius:99px;background:#fff;border:1px solid var(--line);color:var(--ink-700)}
.section--deep .chips li{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.18);color:#dbe6f3}

/* ---------- Steps ---------- */
.steps{list-style:none;margin:0;padding:0;counter-reset:s;display:grid;gap:2px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.steps li{background:#fff;padding:24px 26px;display:grid;grid-template-columns:44px 1fr;gap:18px;align-items:start}
.steps li::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--navy-800);color:#fff;font-weight:700;font-size:.9rem}
.steps h3{margin:0 0 .35em;font-size:1.02rem}
.steps p{margin:0;color:var(--ink-700);font-size:.95rem}
.callout{margin-top:22px;padding:16px 20px;border-left:3px solid var(--amber-500);background:var(--amber-100);border-radius:0 var(--radius) var(--radius) 0;font-size:.94rem;color:#5a4413}

/* ---------- Deadlines ---------- */
.deadlines{display:grid;gap:14px}
.deadline{display:grid;grid-template-columns:170px 1fr auto;gap:22px;align-items:center;background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue-500);border-radius:var(--radius);padding:20px 24px}
.deadline[data-state="past"]{border-left-color:var(--closed);opacity:.72}
.deadline[data-state="next"]{border-left-color:var(--amber-500);box-shadow:var(--shadow)}
.deadline-date{font-family:var(--serif);font-size:1.28rem;font-weight:600;color:var(--navy-900);line-height:1.2}
.deadline-date small{display:block;font-family:var(--sans);font-size:.75rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-500);margin-top:3px}
.deadline h3{margin:0 0 .25em;font-size:1rem}
.deadline p{margin:0;font-size:.9rem;color:var(--ink-500)}
.state{font-size:.7rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;padding:5px 11px;border-radius:99px;white-space:nowrap;background:var(--ok-bg);color:var(--ok)}
.state[data-state="past"]{background:var(--closed-bg);color:var(--closed)}
.state[data-state="next"]{background:var(--amber-100);color:var(--amber-600)}
@media (max-width:760px){.deadline{grid-template-columns:1fr;gap:10px}.deadline .state{justify-self:start}}

/* ---------- Partners ---------- */
.filters{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:22px}
.filters .filter-label{font-size:.78rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-500);margin-right:6px}
.filter{font:inherit;font-size:.85rem;font-weight:600;padding:7px 14px;border-radius:99px;border:1px solid var(--line);background:#fff;color:var(--ink-700);cursor:pointer}
.filter:hover{border-color:var(--navy-600);color:var(--navy-800)}
.filter[aria-pressed="true"]{background:var(--navy-800);border-color:var(--navy-800);color:#fff}
.filter .count{opacity:.6;font-weight:500;margin-left:5px}
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff}
table.partners{width:100%;border-collapse:collapse;font-size:.93rem;min-width:760px}
table.partners caption{text-align:left;padding:16px 22px;font-size:.85rem;color:var(--ink-500);border-bottom:1px solid var(--line-soft)}
table.partners th{text-align:left;font-size:.72rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-500);padding:13px 18px;border-bottom:1px solid var(--line);background:var(--bg-alt);position:sticky;top:0}
table.partners td{padding:16px 18px;border-bottom:1px solid var(--line-soft);vertical-align:top}
table.partners tr:last-child td{border-bottom:0}
table.partners tbody tr:hover{background:var(--blue-050)}
table.partners tr[hidden]{display:none}
.cc{display:inline-flex;align-items:center;justify-content:center;min-width:34px;padding:3px 8px;border-radius:6px;background:var(--navy-800);color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.06em}
.inst{font-weight:600;color:var(--navy-900)}
.inst a{color:inherit;text-decoration:none}
.inst a:hover{color:var(--blue-500);text-decoration:underline}
.unit{display:block;font-size:.85rem;color:var(--ink-500);margin-top:3px;max-width:36ch}
.city{font-size:.85rem;color:var(--ink-500)}
.coord{font-weight:600}
.coord small{display:block;font-weight:400;font-size:.8rem;color:var(--ink-500);margin-top:2px}
.mail{font-size:.87rem;word-break:break-word}
.host-tag{display:inline-block;margin-top:6px;font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--amber-600);background:var(--amber-100);padding:3px 8px;border-radius:5px}
.no-results{padding:28px 22px;color:var(--ink-500);font-size:.95rem}

/* ---------- News ---------- */
.news{list-style:none;margin:0;padding:0;display:grid;gap:2px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.news li{background:#fff;padding:24px 26px;display:grid;grid-template-columns:140px 1fr;gap:22px}
.news time{font-size:.82rem;font-weight:600;letter-spacing:.03em;color:var(--ink-500);padding-top:3px}
.news h3{margin:0 0 .3em;font-size:1.05rem}
.news p{margin:0;color:var(--ink-700);font-size:.95rem}
@media (max-width:640px){.news li{grid-template-columns:1fr;gap:6px}}

/* ---------- Downloads ---------- */
.downloads{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.downloads a{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:20px 22px;text-decoration:none;box-shadow:var(--shadow);transition:border-color .15s ease,transform .12s ease}
.downloads a:hover{border-color:var(--navy-600);transform:translateY(-2px)}
.ext{flex:0 0 auto;display:grid;place-items:center;width:44px;height:44px;border-radius:9px;background:var(--blue-050);border:1px solid var(--blue-100);color:var(--navy-700);font-size:.68rem;font-weight:800;letter-spacing:.04em}
.downloads strong{display:block;color:var(--navy-900);font-size:.98rem;margin-bottom:3px}
.downloads span{display:block;font-size:.87rem;color:var(--ink-500)}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:44px;align-items:start}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr;gap:34px}}
.contact-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-lg);padding:30px 28px}
.contact-card h3{font-size:1.15rem;margin-bottom:.2em}
.contact-card .role{font-size:.76rem;font-weight:700;letter-spacing:.11em;text-transform:uppercase;color:var(--amber-500);margin:0 0 18px}
.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:12px;font-size:.95rem}
.contact-list li{display:grid;grid-template-columns:74px 1fr;gap:14px;color:#dbe6f3}
.contact-list .k{font-size:.72rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:#8ba8c9;padding-top:3px}
.contact-list a{color:#a8ccf0}

form.contact-form{display:grid;gap:16px}
.field{display:grid;gap:6px}
.field label{font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#a8bdd6}
.field input,.field textarea,.field select{
  font:inherit;font-size:.97rem;padding:12px 14px;border-radius:9px;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);color:#fff;width:100%;
}
.field input::placeholder,.field textarea::placeholder{color:#7f97b4}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--amber-500);background:rgba(255,255,255,.1)}
.field textarea{min-height:132px;resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-note{font-size:.85rem;color:#9fb6d1;margin:0}
.mail-fallback{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:8px}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-900);color:#a9bcd3;padding:58px 0 26px;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:40px}
@media (max-width:860px){.footer-grid{grid-template-columns:1fr;gap:30px}}
.site-footer h2{font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#7f97b4;font-family:var(--sans);margin:0 0 14px}
.footer-brand{color:#fff;font-size:1rem;line-height:1.5;margin-bottom:14px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.site-footer a{color:#c4d6ea;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);font-size:.83rem;color:#7f97b4}
.footer-bottom p{margin:0}

@media print{
  .site-header,.nav,.hero-actions,.filters,.nav-toggle,form.contact-form{display:none!important}
  body{font-size:11pt}
  .section{padding:18px 0;break-inside:avoid}
  .hero,.section--deep{background:#fff!important;color:#000!important}
  .hero h1,.section--deep h2,.section--deep h3{color:#000!important}
  a[href^="http"]::after{content:" (" attr(href) ")";font-size:9pt;color:#555}
  .table-scroll{overflow:visible}
  table.partners{min-width:0;font-size:9pt}
}