:root{
  --azul:#052b63;
  --azul2:#07448f;
  --azul3:#0d6bff;
  --celeste:#55b7ff;
  --oro:#f7bc2e;
  --texto:#12213a;
  --gris:#6b7890;
  --fondo:#f4f8fd;
  --card:#ffffff;
  --sombra:0 18px 45px rgba(3,32,75,.13);
  --radio:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--texto);
  background:var(--fondo);
}
a{text-decoration:none;color:inherit}
.topbar{
  position:sticky;top:0;z-index:20;
  background:rgba(5,31,70,.88);
  backdrop-filter:blur(14px);
  color:#fff;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.nav{
  max-width:1180px;margin:auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;
}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:.3px}
.logo{
  width:54px;height:54px;border-radius:16px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,var(--azul),#021b40);
  border:2px solid var(--oro);
  box-shadow:0 8px 25px rgba(0,0,0,.25);
}
.logo svg{width:36px;height:36px}
.brand small{display:block;color:var(--oro);font-size:12px;margin-top:2px}
.menu{display:flex;gap:22px;align-items:center;font-size:14px;font-weight:700}
.menu a{opacity:.92}
.menu a:hover{color:var(--oro)}
.report-btn{
  border:1px solid rgba(255,255,255,.45);
  padding:10px 16px;border-radius:12px;
  background:rgba(255,255,255,.08);
}
.hero{
  min-height:620px;
  color:#fff;
  position:relative;
  overflow:hidden;
  background:
    linear-gradient(90deg,rgba(2,24,58,.96) 0%,rgba(3,35,84,.78) 48%,rgba(3,35,84,.25) 100%),
    url('../img/valle-hero.svg') center/cover no-repeat;
}
.hero:after{
  content:"";
  position:absolute;inset:auto -10% -80px -10%;
  height:190px;
  background:linear-gradient(135deg,#073b80,#0e77ff);
  border-radius:50% 50% 0 0;
  opacity:.95;
}
.hero-inner{
  position:relative;z-index:2;
  max-width:1180px;margin:auto;
  padding:78px 18px 120px;
  display:grid;grid-template-columns:1.02fr .98fr;gap:38px;align-items:center;
}
.hero h1{
  margin:0;
  font-size:clamp(42px,6vw,76px);
  line-height:.95;
  letter-spacing:-2px;
  text-transform:uppercase;
}
.hero h1 span{color:var(--oro)}
.hero p{font-size:20px;line-height:1.55;max-width:540px;color:#e8f2ff}
.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 22px;border-radius:14px;
  font-weight:900;
  box-shadow:0 14px 30px rgba(0,0,0,.22);
}
.btn.primary{background:linear-gradient(135deg,#0d6bff,#0747a8);color:#fff}
.btn.secondary{border:1px solid rgba(255,255,255,.5);color:#fff;background:rgba(255,255,255,.08)}
.hero-card{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  border-radius:30px;
  padding:18px;
  backdrop-filter:blur(12px);
  box-shadow:0 24px 70px rgba(0,0,0,.35);
}
.hero-card img{width:100%;display:block;border-radius:24px}
.stats{
  position:relative;z-index:3;
  max-width:1180px;margin:-58px auto 0;
  padding:0 18px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.stat{
  background:linear-gradient(145deg,#062d68,#041f49);
  color:#fff;border-radius:20px;padding:22px;
  display:flex;gap:14px;align-items:center;
  box-shadow:var(--sombra);
  border:1px solid rgba(255,255,255,.1);
}
.stat b{font-size:28px;color:var(--oro);display:block}
.stat small{color:#d9e8ff}
section{max-width:1180px;margin:0 auto;padding:56px 18px}
.section-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}
.section-title h2{font-size:30px;margin:0;color:#071f48}
.underline{width:50px;height:4px;background:var(--oro);border-radius:20px;margin-top:8px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
  background:var(--card);
  border-radius:var(--radio);
  overflow:hidden;
  box-shadow:var(--sombra);
  border:1px solid rgba(7,44,99,.08);
}
.card-img{height:180px;background:linear-gradient(135deg,#cde7ff,#edf6ff);position:relative;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover;display:block}
.badge{
  position:absolute;left:16px;bottom:14px;
  color:#061d40;background:var(--oro);
  padding:7px 11px;border-radius:999px;font-weight:900;font-size:12px;
}
.card-body{padding:20px}
.card-body h3{margin:0 0 10px;font-size:19px}
.card-body p{margin:0;color:var(--gris);line-height:1.55}
.meta{display:flex;justify-content:space-between;margin-top:18px;color:#7b8798;font-size:13px}
.news-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
.news-list{background:white;border-radius:var(--radio);padding:10px 18px;box-shadow:var(--sombra)}
.news-item{display:grid;grid-template-columns:82px 1fr;gap:14px;padding:15px 0;border-bottom:1px solid #e7edf5}
.news-item:last-child{border-bottom:0}
.thumb{height:70px;border-radius:14px;background:#dcecff;overflow:hidden}
.thumb img{width:100%;height:100%;object-fit:cover}
.news-item h4{margin:0 0 6px}
.news-item p{margin:0;color:var(--gris);font-size:14px}
.blue-band{
  max-width:none;
  background:linear-gradient(135deg,#031e47,#063b84);
  color:white;
  padding:55px 18px;
}
.band-inner{max-width:1180px;margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gallery img{width:100%;height:130px;object-fit:cover;border-radius:18px;box-shadow:0 14px 35px rgba(0,0,0,.22)}
.event-box{
  border:1px solid rgba(255,255,255,.22);
  border-radius:24px;padding:25px;background:rgba(255,255,255,.08);
}
.event-date{width:82px;height:82px;border-radius:18px;border:1px solid rgba(255,255,255,.35);display:grid;place-items:center;text-align:center}
.event-date b{font-size:32px;color:var(--oro)}
.report-section{
  display:grid;grid-template-columns:.85fr 1.15fr;gap:26px;align-items:center;
}
.report-card{
  background:#fff;border-radius:28px;padding:28px;box-shadow:var(--sombra)
}
.report-card input,.report-card textarea,.login-box input{
  width:100%;padding:14px 16px;border-radius:13px;
  border:1px solid #dbe4f0;margin-bottom:12px;font-size:15px;
}
.report-card textarea{height:110px;resize:vertical}
button{
  width:100%;border:0;border-radius:14px;padding:15px;
  background:linear-gradient(135deg,#0d6bff,#052b63);
  color:white;font-weight:900;cursor:pointer;
}
.footer{
  background:#031e47;color:white;padding:38px 18px;margin-top:30px;
}
.footer-inner{max-width:1180px;margin:auto;display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:25px}
.footer a,.footer p{color:#d7e8ff}
.login-page{
  min-height:100vh;display:grid;place-items:center;padding:20px;
  background:
    linear-gradient(135deg,rgba(3,30,71,.94),rgba(7,70,150,.84)),
    url('../img/valle-hero.svg') center/cover no-repeat;
}
.login-box{
  width:min(430px,100%);
  background:#fff;border-radius:28px;padding:34px;
  box-shadow:0 30px 80px rgba(0,0,0,.35);
  text-align:center;
}
.login-box h1{color:#052b63;margin-bottom:6px}
.login-box p{color:#66758d}
.login-logo{margin:auto auto 18px}
.admin-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh;background:#f4f8fd}
.sidebar{background:#031e47;color:white;padding:24px}
.sidebar a{display:block;padding:13px 14px;border-radius:12px;margin:8px 0;color:#dcecff}
.sidebar a:hover{background:rgba(255,255,255,.1)}
.admin-main{padding:28px}
.admin-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.admin-card{background:white;border-radius:22px;padding:22px;box-shadow:var(--sombra)}
.mobile-menu{display:none}
@media(max-width:850px){
  .menu{display:none}
  .mobile-menu{display:block}
  .hero-inner,.news-layout,.band-inner,.report-section,.footer-inner{grid-template-columns:1fr}
  .hero{min-height:auto}
  .hero-card{display:none}
  .stats{grid-template-columns:repeat(2,1fr)}
  .grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .admin-shell{grid-template-columns:1fr}
  .sidebar{position:relative}
  .admin-cards{grid-template-columns:1fr}
}
@media(max-width:520px){
  .brand div{font-size:13px}
  .logo{width:46px;height:46px}
  .stats{grid-template-columns:1fr;margin-top:-35px}
  .hero-inner{padding-top:50px}
  .hero p{font-size:17px}
}