/* ===== Model UN Club — theme ===== */
:root{
  --navy:#0d1b3e;
  --navy-2:#122a5c;
  --gold:#d4af37;
  --gold-soft:#f0d98a;
  --ink:#1a2233;
  --paper:#f7f8fb;
  --paper-2:#eef1f7;
  --muted:#6b7280;
  --line:#dfe3ec;
  --white:#ffffff;
  --radius:14px;
  --shadow:0 8px 30px rgba(13,27,62,.10);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
}
h1,h2,h3{line-height:1.2;margin:0 0 .4em;}
a{color:inherit;}

/* NAV */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(13,27,62,.96);
  backdrop-filter:blur(6px);
  border-bottom:1px solid rgba(212,175,55,.25);
}
.nav-inner{
  max-width:1080px;margin:0 auto;padding:14px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.brand{color:var(--white);font-weight:800;text-decoration:none;font-size:1.1rem;letter-spacing:.2px;}
.globe{filter:saturate(1.2);}
.nav nav{display:flex;gap:20px;align-items:center;}
.nav nav a{color:#cdd6ef;text-decoration:none;font-size:.95rem;font-weight:500;}
.nav nav a:hover{color:var(--gold-soft);}
.nav nav a.cta{
  background:var(--gold);color:var(--navy);
  padding:8px 16px;border-radius:999px;font-weight:700;
}
.nav nav a.cta:hover{background:var(--gold-soft);color:var(--navy);}

/* HERO */
.hero{
  background:
    radial-gradient(1200px 500px at 70% -10%, rgba(212,175,55,.18), transparent 60%),
    linear-gradient(160deg,var(--navy),var(--navy-2));
  color:var(--white);
  padding:88px 22px 96px;
}
.hero-inner{max-width:820px;margin:0 auto;text-align:center;}
.hero h1{font-size:clamp(2.2rem,6vw,3.6rem);font-weight:800;}
.tagline{font-size:clamp(1.05rem,2.4vw,1.4rem);color:#d7def2;margin-bottom:22px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:28px;
}
.chip{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  padding:7px 14px;border-radius:999px;font-size:.9rem;color:#eaf0ff;
}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.btn{
  text-decoration:none;padding:13px 24px;border-radius:999px;font-weight:700;
  display:inline-block;transition:transform .12s ease, background .2s ease;
}
.btn:hover{transform:translateY(-2px);}
.btn-gold{background:var(--gold);color:var(--navy);}
.btn-gold:hover{background:var(--gold-soft);}
.btn-ghost{background:transparent;color:var(--white);border:1.5px solid rgba(255,255,255,.4);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-soft);}

/* SECTIONS */
.section{max-width:1080px;margin:0 auto;padding:70px 22px;}
.section.alt{background:var(--white);max-width:none;}
.section.alt > *{max-width:1080px;margin-left:auto;margin-right:auto;}
.section-head{text-align:center;max-width:640px;margin:0 auto 40px;}
.section-head h2{font-size:clamp(1.6rem,3.5vw,2.2rem);color:var(--navy);}
.section-head p{color:var(--muted);margin:0;}

/* COMPETITION CARDS */
.comp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;}
.comp-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;
  border-top:4px solid var(--gold);
}
.comp-card.placeholder{border-top-color:#c7ccd8;opacity:.9;}
.comp-when{
  display:inline-block;font-weight:700;color:var(--navy);font-size:.8rem;
  background:var(--paper-2);padding:4px 10px;border-radius:6px;letter-spacing:.4px;text-transform:uppercase;
  align-self:flex-start;
}
.comp-card h3{font-size:1.15rem;color:var(--ink);margin:2px 0;}
.comp-host{color:var(--muted);font-size:.92rem;margin:0;}
.comp-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:2px;}
.tag{font-size:.75rem;padding:3px 9px;border-radius:999px;background:#eef2fb;color:var(--navy);font-weight:600;}
.comp-notes{font-size:.88rem;color:#4b5563;margin:4px 0 0;}
.comp-date{font-size:.82rem;color:#a1670a;font-weight:600;}
.comp-link{
  margin-top:auto;font-weight:700;color:var(--navy);text-decoration:none;font-size:.9rem;
  display:inline-flex;align-items:center;gap:6px;
}
.comp-link:hover{color:var(--gold);}
.comp-link.disabled{color:#9aa1b0;pointer-events:none;}

/* TWO COLUMN PANELS */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.panel{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px;
}
.panel h3{color:var(--navy);font-size:1.25rem;}
.panel-sub{color:var(--muted);font-size:.9rem;margin:-4px 0 16px;}
.topic-list,.news-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;}
.topic-list li{padding-left:18px;position:relative;}
.topic-list li::before{content:"▹";position:absolute;left:0;color:var(--gold);font-weight:700;}
.topic-list strong{color:var(--ink);}
.topic-list span{display:block;color:var(--muted);font-size:.85rem;}
.news-list li a{color:var(--navy);font-weight:700;text-decoration:none;}
.news-list li a:hover{color:var(--gold);}
.news-list li span{display:block;color:var(--muted);font-size:.85rem;}

/* ACTIVITY */
.activity-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;}
.activity-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow);
}
.activity-card h3{color:var(--navy);font-size:1.05rem;}
.activity-card p{color:#4b5563;font-size:.9rem;margin:0;}

/* JOIN */
.join-card{
  background:linear-gradient(160deg,var(--navy),var(--navy-2));color:var(--white);
  border-radius:var(--radius);padding:36px;text-align:center;max-width:620px;margin:0 auto;
  box-shadow:var(--shadow);
}
.join-card p{margin:6px 0;color:#dbe2f5;}
.join-card .big{font-size:1.2rem;color:var(--white);font-weight:700;}
.join-card a.mail{
  display:inline-block;margin-top:16px;background:var(--gold);color:var(--navy);
  padding:12px 26px;border-radius:999px;font-weight:700;text-decoration:none;
}
.join-card a.mail:hover{background:var(--gold-soft);}
.join-social{margin-top:14px;}
.join-social a{color:var(--gold-soft);text-decoration:none;font-weight:600;}

/* FOOTER */
.footer{text-align:center;padding:34px 22px;background:var(--navy);color:#c9d2ec;}
.footer p{margin:2px 0;}
.footer .muted{color:#8b96b8;font-size:.85rem;}
.footer code{background:rgba(255,255,255,.1);padding:2px 6px;border-radius:5px;}

/* RESPONSIVE */
@media (max-width:720px){
  .nav nav{gap:12px;}
  .nav nav a:not(.cta){display:none;}
  .two-col{grid-template-columns:1fr;}
}