/* Youth Engineering and Science — brand: navy on sky blue, gold accent */
:root{
  --navy:#173a6a;
  --navy-deep:#102a4d;
  --blue:#1d6fb8;
  --sky:#c9e9f6;
  --sky-soft:#eef8fc;
  --gold:#f6b40a;
  --gold-deep:#e09c00;
  --ink:#1e2a38;
  --muted:#5b6b7d;
  --line:#dce6ee;
  --white:#ffffff;
  --radius:14px;
  --shadow:0 10px 30px rgba(16,42,77,.10);
  --shadow-sm:0 4px 14px rgba(16,42,77,.08);
  --wrap:1120px;
  --font:'Segoe UI',system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--white);
  line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{color:var(--navy);line-height:1.2;margin:0 0 .5em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
.section{padding:64px 0}
.narrow{max-width:820px}
.center{text-align:center;margin-left:auto;margin-right:auto}
.skip{position:absolute;left:-9999px;top:auto}
.skip:focus{left:16px;top:12px;background:#fff;padding:8px 14px;border-radius:8px;z-index:200}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);
  backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.bar{max-width:var(--wrap);margin:0 auto;padding:10px 22px;display:flex;align-items:center;gap:18px}
.brand img{height:64px;width:auto}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:2px}
.nav-link{display:inline-flex;align-items:center;gap:7px;color:var(--navy);font-weight:600;font-size:.97rem;
  padding:10px 15px;border-radius:9px;white-space:nowrap;background:none;border:0;cursor:pointer;font-family:inherit;line-height:1}
.nav-link:hover{background:var(--sky-soft);text-decoration:none}
.nav-link.active{color:var(--blue);background:var(--sky-soft)}
.caret{width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg) translateY(-2px);transition:transform .2s;opacity:.65}
/* dropdown groups */
.nav-group{position:relative}
.nav-menu{position:absolute;top:calc(100% + 8px);left:0;min-width:215px;background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow);padding:8px;display:none;flex-direction:column;gap:2px;z-index:120}
.nav-menu::before{content:"";position:absolute;top:-7px;left:20px;width:13px;height:13px;background:#fff;
  border-left:1px solid var(--line);border-top:1px solid var(--line);transform:rotate(45deg)}
.nav-group.open>.nav-menu{display:flex}
.nav-group.open .caret,.nav-trigger[aria-expanded="true"] .caret{transform:rotate(-135deg) translateY(1px)}
.nav-sub{display:block;color:var(--navy);font-weight:600;font-size:.93rem;padding:11px 13px;border-radius:8px;white-space:nowrap;position:relative}
.nav-sub:hover{background:var(--sky-soft);text-decoration:none}
.nav-sub.active{color:var(--blue);background:var(--sky-soft)}
.donate-btn{margin-left:10px;background:var(--gold);color:var(--navy-deep)!important;font-weight:700;
  padding:10px 20px;border-radius:999px;white-space:nowrap}
.donate-btn:hover{background:var(--gold-deep)!important;text-decoration:none}
@media (hover:hover) and (min-width:861px){
  /* invisible bridge across the gap so moving from tab to menu doesn't close it */
  .nav-group::after{content:"";position:absolute;left:0;right:0;top:100%;height:12px}
  .nav-group:hover>.nav-menu{display:flex}
  .nav-group:hover .caret{transform:rotate(-135deg) translateY(1px)}
}
.menu-toggle{display:none;margin-left:auto;background:none;border:0;cursor:pointer;
  width:44px;height:44px;flex-direction:column;justify-content:center;gap:5px;padding:0}
.menu-toggle span{display:block;height:3px;width:26px;background:var(--navy);border-radius:3px;transition:.25s}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{display:inline-block;padding:12px 22px;border-radius:999px;font-weight:700;font-size:1rem;
  cursor:pointer;border:2px solid transparent;transition:transform .12s ease,background .2s}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-deep)}
.btn-accent{background:var(--gold);color:var(--navy-deep)}
.btn-accent:hover{background:var(--gold-deep)}
.btn-ghost{background:transparent;color:var(--navy);border-color:var(--navy)}
.btn-ghost:hover{background:var(--navy);color:#fff}

/* ---------- hero ---------- */
.hero{background:linear-gradient(160deg,var(--sky) 0%,var(--sky-soft) 70%);overflow:hidden}
.hero-inner{max-width:var(--wrap);margin:0 auto;padding:64px 22px;display:grid;
  grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-weight:700;font-size:.78rem;color:var(--blue);margin:0 0 12px}
.hero h1{font-size:clamp(2.1rem,5vw,3.4rem);margin:0 0 18px}
.lede{font-size:1.18rem;color:#2c3e50;max-width:30em}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.hero-art img{border-radius:var(--radius);box-shadow:var(--shadow);border:6px solid #fff;transform:rotate(-2deg)}

/* ---------- bands ---------- */
.band{background:var(--navy);color:#fff;text-align:center}
.band .wrap{padding:46px 22px}
.band .kicker{color:var(--sky);text-transform:uppercase;letter-spacing:.12em;font-weight:700;font-size:.8rem;margin:0 0 6px}
.band-title{color:#fff;font-size:clamp(1.4rem,3vw,2rem);margin:0 0 22px}
.band-soft{background:var(--sky-soft)}
.kicker{color:var(--blue)}

/* ---------- typography blocks ---------- */
.section-title{font-size:clamp(1.6rem,3.2vw,2.2rem);text-align:center;margin-bottom:28px}
.prose{font-size:1.08rem;margin:0 0 1.1em}
.page-hero{background:linear-gradient(160deg,var(--navy) 0%,var(--blue) 100%);color:#fff;padding:54px 0}
.page-hero h1{color:#fff;font-size:clamp(2rem,4.5vw,3rem);margin:0}
.page-sub{color:var(--sky);font-size:1.12rem;margin:.6em 0 0;max-width:46em}

/* ---------- cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);
  border-top:4px solid var(--gold)}
.card h3{margin-top:0}

/* ---------- chips (programs) ---------- */
.chips{list-style:none;padding:0;margin:30px 0 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.chips li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:10px 18px;
  font-weight:600;color:var(--navy);box-shadow:var(--shadow-sm)}

.collage{border-radius:var(--radius);box-shadow:var(--shadow);margin:0 auto;max-width:100%;width:100%}
.action-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:start;max-width:900px;margin:0 auto}
.action-feature{margin:0}
.action-feature img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%}
.action-feature figcaption{margin-top:12px;color:var(--muted);font-size:.95rem;font-style:italic;text-align:center}
.lead-img{border-radius:var(--radius);box-shadow:var(--shadow);margin:0 0 28px;width:100%}
@media (max-width:760px){.action-grid{grid-template-columns:1fr}}

/* recovered-photo galleries */
.photo-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px}
.photo-gallery .ph{margin:0}
.photo-gallery .ph img{width:100%;height:210px;object-fit:cover;border-radius:var(--radius);
  box-shadow:var(--shadow-sm);border:4px solid #fff}
.wide-photo{margin:30px auto 0;max-width:760px}
.wide-photo img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow);border:6px solid #fff}
.wide-photo figcaption{margin-top:12px;text-align:center;color:var(--muted);font-style:italic;font-size:.95rem}

/* sponsor logo wall */
.logo-wall{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px;max-width:920px;margin:0 auto}
.logo-card{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px}
.logo-card img{max-width:100%;max-height:90px;width:auto;object-fit:contain}
.logo-card figcaption{font-weight:700;color:var(--navy);text-align:center;font-size:.95rem}

/* ---------- teachers ---------- */
.teachers-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px}
.teacher{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm)}
.teacher h3{margin-bottom:2px}
.role{color:var(--blue);font-weight:700;font-size:.9rem;margin:0 0 12px}
.quote{font-size:1rem;color:#33414f;margin:0}

/* ---------- awards ---------- */
.awards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px}
.award{background:#fff;border:1px solid var(--line);border-left:5px solid var(--gold);
  border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.award h3{margin-top:0;font-size:1.18rem}
.award-source{color:var(--blue);font-weight:700;font-size:.88rem;margin:0 0 10px}

/* ---------- lists ---------- */
.partner-list{columns:3;column-gap:30px;list-style:none;padding:0}
.partner-list li{break-inside:avoid;padding:8px 0 8px 26px;position:relative;border-bottom:1px solid var(--line)}
.partner-list li::before{content:"";position:absolute;left:4px;top:15px;width:9px;height:9px;background:var(--gold);border-radius:50%}
.funder-list{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:10px}
.funder-list li{padding:12px 16px;background:var(--sky-soft);border-radius:10px;font-weight:600;color:var(--navy)}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin:10px 0 40px}

/* ---------- reports ---------- */
.report-list{list-style:none;padding:0}
.report-list li{display:flex;align-items:center;gap:16px;padding:16px 18px;border:1px solid var(--line);
  border-radius:12px;margin-bottom:12px;background:#fff;box-shadow:var(--shadow-sm)}
.report-year{background:var(--navy);color:#fff;font-weight:700;border-radius:8px;padding:6px 12px;min-width:64px;text-align:center}
.note{color:var(--muted);margin-top:22px}

/* ---------- story ---------- */
.story{margin-bottom:40px;padding-bottom:8px}
.story h2{font-size:1.5rem}
.byline{color:var(--blue);font-weight:700;font-size:.9rem;margin:0 0 14px}

/* ---------- contact ---------- */
.contact-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.contact-line{margin:0 0 18px}
.contact-line strong{color:var(--navy)}
.donate-box{margin-top:30px;background:var(--sky-soft);border:2px dashed var(--gold);border-radius:var(--radius);padding:24px}
.donate-box h2{margin-top:0}
.contact-form-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm)}
.muted{color:var(--muted)}
.req{color:#d23b3b}
form label{display:block;font-weight:600;color:var(--navy);margin-bottom:16px}
form input,form textarea{width:100%;margin-top:6px;padding:12px 14px;border:1px solid var(--line);
  border-radius:10px;font:inherit;font-weight:400;color:var(--ink)}
form input:focus,form textarea:focus{outline:2px solid var(--blue);border-color:var(--blue)}
.row.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.row.two label{margin-bottom:16px}
.form-note{margin:14px 0 0;font-weight:600}
.form-note.ok{color:#1a7a3c}
.form-note.err{color:#d23b3b}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-deep);color:#cdd9e6;margin-top:20px}
.footer-grid{max-width:var(--wrap);margin:0 auto;padding:48px 22px;display:grid;
  grid-template-columns:1.4fr 1fr 1fr;gap:36px}
.site-footer h3{color:#fff;font-size:1rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px}
.site-footer a{color:#9fd4ef}
.footer-logo{height:70px;width:auto;background:#fff;padding:8px;border-radius:10px;margin-bottom:12px}
.site-footer .tag{font-weight:700;color:#fff;margin:0 0 8px}
.site-footer .small{font-size:.88rem;color:#9fb3c6}
.site-footer p{margin:.3em 0}
.copyright{border-top:1px solid rgba(255,255,255,.12);text-align:center;padding:18px;font-size:.86rem;color:#8ba2b8}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;text-align:center}
  .hero-cta{justify-content:center}
  .hero-art{order:-1;max-width:360px;margin:0 auto}
  .contact-layout{grid-template-columns:1fr}
  .partner-list{columns:2}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .menu-toggle{display:flex}
  .bar{position:relative;flex-wrap:wrap}
  .site-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;gap:2px;padding:10px 14px 16px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow);max-height:82vh;overflow-y:auto}
  .site-nav.open{display:flex}
  .nav-link{justify-content:space-between;width:100%;padding:14px 12px;font-size:1rem}
  .nav-group{position:static}
  .nav-trigger{width:100%}
  .nav-menu{position:static;display:none;box-shadow:none;border:0;border-radius:0;padding:2px 0 6px 14px;
    min-width:0;background:transparent}
  .nav-menu::before{display:none}
  .nav-group.open>.nav-menu{display:flex}
  .nav-sub{padding:12px 12px}
  .donate-btn{margin:10px 0 0;text-align:center;padding:13px}
}
@media (max-width:560px){
  .partner-list{columns:1}
  .footer-grid{grid-template-columns:1fr}
  .row.two{grid-template-columns:1fr}
  .section{padding:46px 0}
}