:root{
  --white:#FFFFFF;
  --black:#000000;
  --gray:#404041;
  --gray-light:#DFE0E1;
  --text-muted:#5B5B5C;
  --line:rgba(0,0,0,0.14);
  --max:1120px;
}
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0; background:var(--white); color:var(--black);
  font-family:"Poppins", -apple-system, sans-serif;
  font-size:17px; line-height:1.65; -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; }
h1,h2,h3,h4{ font-family:"Jost", sans-serif; font-weight:500; line-height:1.15; margin:0 0 0.5em; }
h1{ font-size:clamp(2.2rem,5vw,3.4rem); }
h2{ font-size:clamp(1.6rem,3vw,2.2rem); }
p{ margin:0 0 1.1em; }
.container{ max-width:var(--max); margin:0 auto; padding:0 28px; }
section{ padding:72px 0; }
@media (max-width:640px){ section{ padding:48px 0; } .container{ padding:0 20px; } }

a.link{ color:var(--gray); text-decoration:underline; text-underline-offset:3px; }
a.link:hover{ color:var(--black); }

/* Header */
header.site{ position:sticky; top:0; z-index:50; background:var(--white); border-bottom:1px solid var(--line); }
.nav-row{ display:flex; align-items:center; justify-content:space-between; padding:16px 0; gap:20px; }
.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; }
.brand img{ height:44px; width:auto; }
nav.links{ display:flex; align-items:center; gap:26px; }
nav.links a{ text-decoration:none; font-size:0.95rem; color:var(--black); position:relative; padding:4px 0; }
nav.links a::after{ content:""; position:absolute; left:0; bottom:-2px; width:0; height:1px; background:var(--black); transition:width .2s; }
nav.links a:hover::after, nav.links a[aria-current="page"]::after{ width:100%; }
.socials{ display:flex; gap:14px; align-items:center; }
.socials a{ color:var(--black); }
.nav-toggle{ display:none; background:none; border:none; cursor:pointer; }
@media (max-width:780px){
  nav.links{ display:none; position:fixed; inset:64px 0 0 0; background:var(--white); flex-direction:column; align-items:flex-start; padding:28px 24px; gap:20px; font-size:1.1rem; z-index:60; }
  nav.links.open{ display:flex; }
  .nav-toggle{ display:inline-flex; }
}

.btn{ display:inline-flex; align-items:center; gap:8px; font-family:"Poppins",sans-serif; font-weight:500; font-size:0.85rem; letter-spacing:0.03em; padding:12px 22px; border-radius:4px; text-decoration:none; border:1px solid var(--black); cursor:pointer; transition:transform .15s, background .15s, color .15s; }
.btn:hover{ transform:translateY(-1px); }
.btn-dark{ background:var(--black); color:var(--white); }
.btn-dark:hover{ background:var(--gray); }
.btn-outline{ background:transparent; color:var(--black); }
.btn-outline:hover{ background:var(--black); color:var(--white); }

/* Hero */
.hero{ display:grid; grid-template-columns:1fr 1fr; gap:40px; align-items:center; padding:64px 0 40px; }
@media (max-width:860px){ .hero{ grid-template-columns:1fr; } }
.hero .quote{ font-family:"Jost",sans-serif; font-size:clamp(1.8rem,4vw,2.6rem); font-weight:500; margin-bottom:0.3em; }
.hero img{ width:100%; }

.section-tint{ background:var(--gray-light); }

/* Resource links row */
.resource-links{ display:flex; flex-wrap:wrap; gap:20px 40px; justify-content:center; text-align:center; margin:32px 0; }
.resource-links a{ font-size:1.1rem; text-decoration:underline; text-underline-offset:4px; text-decoration-color:var(--gray); color:var(--black); }

.two-col{ display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:start; }
@media (max-width:860px){ .two-col{ grid-template-columns:1fr; } }

/* Project cards */
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:24px; }
@media (max-width:760px){ .grid-2{ grid-template-columns:1fr; } }
.proj-card{ display:block; text-decoration:none; color:var(--black); }
.proj-card .img-wrap{ aspect-ratio:4/3; border-radius:4px; overflow:hidden; }
.proj-card .img-wrap img{ width:100%; height:100%; object-fit:cover; }
.proj-card .below{ padding-top:16px; }
.proj-card h3{ margin-bottom:8px; text-decoration:underline; text-underline-offset:4px; }
.proj-card p{ color:var(--text-muted); margin-bottom:0; }

/* Accordion (Project 2025 key areas) */
.accordion-item{ border-bottom:1px solid var(--line); }
.accordion-item summary{ list-style:none; cursor:pointer; padding:20px 0; display:flex; justify-content:space-between; align-items:center; font-family:"Jost",sans-serif; font-size:1.15rem; }
.accordion-item summary::-webkit-details-marker{ display:none; }
.accordion-item .plus{ font-family:"Poppins",sans-serif; font-size:1.3rem; transition:transform .2s; }
.accordion-item[open] .plus{ transform:rotate(45deg); }
.accordion-item .body{ padding:0 0 22px; color:var(--text-muted); }
.accordion-item .body ul{ padding-left:20px; margin:0; }
.accordion-item .body li{ margin-bottom:10px; }

/* Signup form */
.signup{ text-align:center; }
.signup form{ display:flex; flex-wrap:wrap; gap:14px; justify-content:center; max-width:760px; margin:28px auto 0; }
.signup input{ flex:1 1 200px; padding:13px 14px; border:1px solid var(--line); border-radius:4px; font-family:"Poppins",sans-serif; font-size:1rem; }
.signup input:focus, .btn:focus-visible{ outline:2px solid var(--black); outline-offset:2px; }
.hp{ position:absolute; left:-9999px; }
#form-status{ margin-top:14px; font-size:0.95rem; }
#form-status[data-state="ok"]{ color:#2E7D46; }
#form-status[data-state="err"]{ color:#9C4A3A; }

/* Footer */
footer.site{ background:var(--black); color:rgba(255,255,255,0.75); padding:48px 0 30px; }
footer.site a{ color:var(--white); }
.footer-row{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:20px; }
.footer-fine{ margin-top:30px; font-size:0.82rem; color:rgba(255,255,255,0.55); text-align:center; }

.lang-note{ text-align:center; font-size:0.9rem; margin-bottom:24px; }