/* ==========================
Variables globales
========================== */
:root{
  --bs-primary:#2b363f;
  --color-masculino:#2b363f;
  --color-femenino:#FDC306;
  --color-ecuavoley:#2b363f;
  --color-masculino-hover:#253039;
  --color-femenino-hover:#FDC306;
  --color-ecuavoley-hover:#23303a;
  --texto-masculino:#fff;
  --texto-femenino:#fff;
  --texto-ecuavoley:#fff;
  --radius-md:12px;
  --shadow-sm:0 2px 6px rgba(0,0,0,.1);
  --shadow-m:0 6px 15px rgba(0,0,0,.2);
  --shadow-l:0 12px 25px rgba(0,0,0,.25);
  --muted:#6c757d;
}

/* ==========================
Reset y tipografía
========================== */
body{
  font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;
  line-height:1.6;
  color:#333;
  background:#fff;
}
h1,h2,h3{ letter-spacing:.2px; margin:0 0 .5rem; }

/* Utilidades */
.section{ padding:2rem 0; }
.container-narrow{ max-width:980px; margin:0 auto; }

/* ==========================
Navbar
========================== */
.navbar{
  background-color:var(--bs-primary) !important;
  box-shadow:0 2px 10px rgba(0,0,0,.1);
}
.navbar-brand img{ transition:transform .3s ease; }
.navbar-brand:hover img{ transform:scale(1.1); }

/* ==========================
Hero Section
========================== */
.hero-section{
  position:relative;
  min-height:62vh;
  display:flex;
  align-items:center;
  background:
    linear-gradient(0deg,rgba(0,0,0,.45),rgba(0,0,0,.45)),
    url('../images/banner.jpg') center/cover no-repeat;
  color:#fff;
  padding:100px 0;
  margin-bottom:40px;
  text-shadow:1px 1px 3px rgba(0,0,0,.5);
}
.hero-section .display-3{
  letter-spacing:.5px;
  text-shadow:0 2px 6px rgba(0,0,0,.35);
}
.hero-section .lead{ opacity:.95; }

/* ==========================
Countdown
========================== */
.countdown-container{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.25);
  border-radius:16px;
  padding:1rem 1.25rem;
  max-width:600px;
  margin:0 auto;
  backdrop-filter:blur(6px);
}
.countdown{
  display:flex; gap:1.25rem; justify-content:center;
}
.countdown-item{
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.25);
  border-radius:12px;
  padding:.6rem .8rem;
  min-width:110px;
  text-align:center;
  transition:all .3s ease;
}
.countdown-number{
  font-size:2.2rem; font-weight:800; line-height:1;
  font-variant-numeric:tabular-nums; letter-spacing:.5px;
}
.countdown-label{
  font-size:.75rem; letter-spacing:1.6px; opacity:.9; text-transform:uppercase;
}
.countdown-message{ font-weight:600; font-size:1.2rem; margin-bottom:10px; }

/* ==========================
Gallery / Portada
========================== */
.gallery-item{
  border-radius:var(--radius-md);
  overflow:hidden;
  height:200px;
  box-shadow:var(--shadow-sm);
  position:relative;
  display:block;
}
.gallery-item img{
  width:100%; height:100%; object-fit:cover; transition:transform .5s ease;
}
.gallery-item:hover img{ transform:scale(1.1); }
.gallery-caption{
  position:absolute; bottom:0; left:0; right:0;
  background:rgba(0,0,0,.7); color:#fff; padding:10px;
  transform:translateY(100%); transition:transform .3s ease; text-align:center;
}
.gallery-item:hover .gallery-caption{ transform:translateY(0); }

/* ==========================
Category Cards
========================== */
.category-card{
  border:1px solid #eee; border-radius:14px; overflow:hidden; background:#fff;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.category-card:hover{
  transform:translateY(-4px); box-shadow:var(--shadow-l); border-color:#e4e4e7;
}
.category-card .card-img-top{ aspect-ratio:16/9; object-fit:cover; width:100%; }
.category-card .card-header{
  background:#fff; padding:1rem 1.25rem; border-bottom:1px solid #f1f1f4;
}
.category-card .card-body{ padding:1rem 1.25rem 1.25rem; min-height:190px; }

/* Badges / Botones */
.badge[class*="badge-"]{
  color:#fff; border-radius:999px; padding:.4rem .75rem; font-weight:700; letter-spacing:.2px;
}
.badge-masculino{ background:var(--color-masculino); }
.badge-femenino{ background:var(--color-femenino); }
.badge-ecuavoley{ background:var(--color-ecuavoley); }

.btn-masculino,.btn-femenino,.btn-ecuavoley{
  color:#fff; font-weight:600; padding:8px 20px; border-radius:30px; transition:all .3s; border:0;
}
.btn-masculino{ background:var(--color-masculino); }
.btn-masculino:hover{ background:var(--color-masculino-hover); }
.btn-femenino{ background:var(--color-femenino); }
.btn-femenino:hover{ background:var(--color-femenino-hover); }
.btn-ecuavoley{ background:var(--color-ecuavoley); }
.btn-ecuavoley:hover{ background:var(--color-ecuavoley-hover); }

/* ==========================
Info Cards
========================== */
.info-card{
  background:#fff; border:1px solid #eee; border-radius:14px; padding:1.25rem; height:100%;
  transition:box-shadow .2s ease, border-color .2s ease;
}
.info-card:hover{ box-shadow:var(--shadow-m); border-color:#e9e9ee; }
.info-card .icon{ font-size:2rem; color:#111827; margin-bottom:.5rem; }

/* ==========================
Sponsors
========================== */
.sponsors-grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr));
  gap:18px; align-items:center;
}
.sponsor-item{
  background:#fff; border:1px solid #eee; border-radius:12px; padding:12px; height:96px;
  display:flex; align-items:center; justify-content:center;
  transition:transform .15s ease, box-shadow .15s ease, filter .15s ease;
  filter:grayscale(100%) contrast(1.05);
}
.sponsor-item:hover{
  transform:translateY(-2px); box-shadow:0 8px 18px rgba(0,0,0,.06); filter:grayscale(0%);
}
.sponsor-item img{ max-width:100%; max-height:64px; object-fit:contain; }

/* ==========================
Tablas unificadas
========================== */
.table-standings{
  --row-hover:#f8fafc;
  --head-bg:#f3f4f6;
  border:1px solid #e5e7eb; border-radius:12px; overflow:hidden; background:#fff;
}
.table-standings thead th{
  background:var(--head-bg); color:#111827; font-weight:700; border-bottom:1px solid #e5e7eb;
}
.table-standings tbody tr:hover{ background:var(--row-hover); }
.table-standings td,.table-standings th{ vertical-align:middle; }

/* Chips para estado/tarjetas */
.chip{
  display:inline-block; padding:.25rem .6rem; border-radius:999px; font-size:.85rem; font-weight:600;
}
.chip-ok{ background:#e6f7ef; color:#0f7a43; }
.chip-warn{ background:#fff6e5; color:#8a5a00; }
.chip-info{ background:#e8f1ff; color:#0b5ed7; }

/* ==========================
Buttons & Links
========================== */
a,button,.btn{ outline:none; transition:box-shadow .15s ease, transform .15s ease, filter .15s ease; }
a:focus-visible,.btn:focus-visible{ box-shadow:0 0 0 3px rgba(59,130,246,.45); transform:translateY(-1px); }

/* ==========================
Responsividad
========================== */
@media (max-width:992px){
  .category-card .card-body{ min-height:auto; }
}
@media (max-width:768px){
  .hero-section{ min-height:52vh; padding:2rem 0; }
  .hero-section h1{ font-size:2.5rem; }
  .countdown-number{ font-size:1.8rem; }
  .countdown-item{ min-width:90px; padding:8px 10px; }
  .gallery-item{ height:150px; }
}
@media (max-width:576px){
  .hero-section h1{ font-size:2rem; }
  .countdown-number{ font-size:1.2rem; }
  .countdown-item{ min-width:70px; padding:5px 8px; }
  .countdown-label{ font-size:.7rem; }
}

/* ==========================
Accesibilidad
========================== */
.visually-hidden{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
}

/* Contexto */
.bg-ecuavoley{ background-color:var(--color-ecuavoley) !important; }

/* Estilos para botones en la sección de Más Información */
.btn-masculino, .btn-femenino, .btn-ecuavoley {
  color: #fff;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 30px;
  transition: all .3s;
  border: 0;
  display: inline-block;
  text-align: center;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-masculino {
  background: var(--color-masculino);
  box-shadow: 0 4px 15px rgba(43, 54, 63, 0.2);
}

.btn-masculino:hover {
  background: var(--color-masculino-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(43, 54, 63, 0.3);
  color: #fff;
}

.btn-femenino {
  background: var(--color-femenino);
  color: var(--texto-femenino);
  box-shadow: 0 4px 15px rgba(253, 195, 6, 0.2);
}

.btn-femenino:hover {
  background: var(--color-femenino-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(253, 195, 6, 0.3);
  color: var(--texto-femenino);
}

.btn-ecuavoley {
  background: var(--color-ecuavoley);
  box-shadow: 0 4px 15px rgba(43, 54, 63, 0.2);
}

.btn-ecuavoley:hover {
  background: var(--color-ecuavoley-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(43, 54, 63, 0.3);
  color: #fff;
}

/* Estilos específicos para los botones en la sección de información */
.info-card .btn {
  margin-bottom: 0.5rem;
  transition: all 0.3s ease;
}

.info-card .btn:last-child {
  margin-bottom: 0;
}

/* Mejora visual para la tarjeta de información */
.info-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.info-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1) !important;
}