/* ========================================
   ELBERT TRADER - ESTILOS PRINCIPALES v2
   Diseño moderno, dinámico e interactivo
======================================== */
:root{
  --color-primary:#2563eb;
  --color-primary-dark:#1e40af;
  --color-secondary:#f59e0b;
  --color-dark:#0b1120;
  --color-dark-2:#111c34;
  --color-light:#f4f7fb;
  --color-text:#1e293b;
  --color-white:#ffffff;
  --color-muted:#64748b;
  --font-main:'Poppins','Segoe UI',Arial,sans-serif;
  --radius:16px;
  --shadow:0 10px 30px rgba(15,23,42,.08);
  --shadow-hover:0 20px 40px rgba(37,99,235,.18);
  --transition:.35s cubic-bezier(.4,0,.2,1);
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}

body{
  font-family:var(--font-main);
  color:var(--color-text);
  background:var(--color-light);
  line-height:1.7;
  overflow-x:hidden;
  animation:fadeInBody .6s ease;
}
@keyframes fadeInBody{from{opacity:0}to{opacity:1}}

a{text-decoration:none;color:var(--color-primary);transition:color var(--transition);}
a:hover{color:var(--color-secondary);}

img{max-width:100%;display:block;}

.container{max-width:1200px;margin:0 auto;padding:0 20px;}

/* Barra de progreso de lectura */
#reading-progress{
  position:fixed;top:0;left:0;height:4px;
  background:linear-gradient(90deg,var(--color-primary),var(--color-secondary));
  width:0%;z-index:9999;transition:width .1s ease-out;
}

/* Botón volver arriba */
#back-to-top{
  position:fixed;bottom:28px;right:28px;
  width:48px;height:48px;border-radius:50%;
  background:var(--color-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:20px;border:none;cursor:pointer;
  box-shadow:var(--shadow-hover);
  opacity:0;transform:translateY(20px);pointer-events:none;
  transition:all var(--transition);z-index:999;
}
#back-to-top.show{opacity:1;transform:translateY(0);pointer-events:auto;}
#back-to-top:hover{background:var(--color-primary-dark);transform:translateY(-4px) scale(1.05);}

/* ===== HEADER ===== */
header.site-header{
  background:rgba(255,255,255,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(15,23,42,.06);
  position:sticky;top:0;z-index:100;
  transition:box-shadow var(--transition);
}
header.site-header.scrolled{box-shadow:0 6px 20px rgba(15,23,42,.08);}
.site-header .container,
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:8 20px;flex-wrap:wrap;gap:12px;
}
.site-logo,.logo{
  font-size:22px;font-weight:700;color:var(--color-dark);
  display:flex;align-items:center;gap:8px;
  transition:transform var(--transition);
}
.logo:hover,.site-logo:hover{transform:scale(1.04);}
.logo-icon{font-size:24px;}
.logo-name{display:block;font-size:20px;font-weight:700;color:var(--color-dark);}
.logo-tag{display:block;font-size:12px;color:var(--color-muted);font-weight:400;}

.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  background:none;border:none;cursor:pointer;padding:6px;
}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--color-dark);transition:var(--transition);}

.main-nav{width:auto;}
.main-nav>ul{
  display:flex;flex-direction:row;align-items:center;list-style:none;
  gap:24px;margin:0;padding:0;flex-wrap:wrap;
}
.main-nav>ul>li{position:relative;}
.main-nav a{
  color:var(--color-dark);font-weight:600;text-decoration:none;
  display:inline-block;padding:8px 2px;position:relative;
}
.main-nav a::after{
  content:'';position:absolute;left:0;bottom:0;width:0;height:2px;
  background:var(--color-primary);transition:width var(--transition);
}
.main-nav a:hover::after{width:100%;}
.main-nav a:hover{color:var(--color-primary);}

.has-dropdown{position:relative;}
.dropdown-trigger .arrow{font-size:11px;margin-left:3px;transition:transform var(--transition);}
.has-dropdown:hover .arrow{transform:rotate(180deg);}
.dropdown{
  display:none;position:absolute;top:100%;left:0;background:var(--color-white);
  min-width:210px;list-style:none;padding:10px 0;margin:0;border-radius:12px;
  box-shadow:var(--shadow-hover);z-index:50;
  opacity:0;transform:translateY(8px);transition:all var(--transition);
}
.has-dropdown:hover .dropdown{display:block;opacity:1;transform:translateY(0);}
.dropdown li a{
  display:flex;justify-content:space-between;gap:10px;padding:10px 18px;
  color:var(--color-dark);font-weight:500;white-space:nowrap;
}
.dropdown li a:hover{background:var(--color-light);color:var(--color-primary);}
.dropdown li a::after{display:none;}
.cat-count{background:var(--color-light);color:var(--color-muted);font-size:11px;padding:1px 8px;border-radius:10px;}

/* ===== HERO ===== */
.hero{
  padding:80px 0 60px;position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--color-dark) 0%,var(--color-primary-dark) 100%);
  color:#fff;
}
.hero::before{
  content:'';position:absolute;top:-100px;right:-100px;width:400px;height:400px;
  background:radial-gradient(circle,rgba(245,158,11,.25),transparent 70%);
  border-radius:50%;animation:float 8s ease-in-out infinite;
}
.hero::after{
  content:'';position:absolute;bottom:-120px;left:-80px;width:350px;height:350px;
  background:radial-gradient(circle,rgba(37,99,235,.3),transparent 70%);
  border-radius:50%;animation:float 10s ease-in-out infinite reverse;
}
@keyframes float{
  0%,100%{transform:translateY(0) translateX(0);}
  50%{transform:translateY(30px) translateX(20px);}
}
.hero h1{
  font-size:46px;line-height:1.15;margin-bottom:16px;color:#fff;
  position:relative;z-index:2;animation:slideUp .8s ease both;
}
.hero p{max-width:750px;color:#cbd5e1;position:relative;z-index:2;animation:slideUp .8s .15s ease both;}
@keyframes slideUp{from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:translateY(0);}}

.btn,.hero a.btn{
  display:inline-block;background:var(--color-primary);color:#fff;
  padding:12px 24px;border-radius:12px;margin-top:16px;margin-right:10px;
  font-weight:600;transition:all var(--transition);position:relative;z-index:2;
  box-shadow:0 6px 18px rgba(37,99,235,.35);
}
.btn:hover{background:var(--color-primary-dark);transform:translateY(-3px);box-shadow:0 12px 24px rgba(37,99,235,.45);}

/* ===== CATEGORIAS PILLS ===== */
.categories{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0;}
.categories a{
  background:var(--color-white);color:var(--color-dark);padding:8px 16px;
  border-radius:999px;font-weight:600;font-size:14px;box-shadow:var(--shadow);
  transition:all var(--transition);border:1px solid transparent;
}
.categories a:hover{
  background:var(--color-primary);color:#fff;transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
}

/* ===== GRID / CARDS ===== */
.grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:26px;margin:40px 0;
}
.card{
  background:var(--color-white);border:1px solid rgba(15,23,42,.06);
  border-radius:var(--radius);overflow:hidden;transition:all var(--transition);
  box-shadow:var(--shadow);opacity:0;transform:translateY(30px);
}
.card.reveal{opacity:1;transform:translateY(0);}
.card:hover{
  transform:translateY(-8px);box-shadow:var(--shadow-hover);
  border-color:rgba(37,99,235,.25);
}
.card img{transition:transform .5s ease;}
.card:hover img{transform:scale(1.06);}
.card .content{padding:20px;}
.card h2,.card h3{margin-bottom:10px;color:var(--color-dark);font-size:20px;}
.card:hover h2,.card:hover h3{color:var(--color-primary);}
.card p{color:var(--color-muted);}
.meta{font-size:13px;color:var(--color-muted);margin-bottom:10px;display:flex;gap:10px;align-items:center;}

/* ===== POSTS GRID (Pagina principal) rediseño más grande ===== */
.posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin:30px 0;}
.post-card{background:var(--color-white);border:none;box-shadow:var(--shadow);border-radius:16px;overflow:hidden;transition:transform .35s ease,box-shadow .35s ease;}
.post-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);}
.post-card__img-wrap{display:block;border-radius:0;overflow:hidden;aspect-ratio:16/10;background:var(--color-light);}
.post-card__img-wrap img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease;}
.post-card:hover .post-card__img-wrap img{transform:scale(1.08);}
.post-card__body{padding:22px 22px 26px;background:transparent;display:block;}
.post-card__cat{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:var(--color-primary);background:rgba(37,99,235,.1);padding:4px 10px;border-radius:999px;margin-bottom:10px;}
.post-card__excerpt{display:block;font-size:14px;color:var(--color-muted);line-height:1.55;margin-top:8px;overflow:hidden;-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;}
.post-card__meta{display:flex;gap:10px;align-items:center;font-size:13px;color:var(--color-muted);margin-top:14px;}
.post-card__read{display:inline-block;margin-top:12px;font-weight:600;font-size:14px;color:var(--color-primary);}
.post-card h2,.post-card h3{font-size:19px;margin:0;line-height:1.35;font-weight:700;color:var(--color-dark);}
.post-card h2 a,.post-card h3 a{color:inherit;text-decoration:none;}
.post-card h2 a:hover,.post-card h3 a:hover{color:var(--color-primary);}
@media (max-width:1100px){.posts-grid{grid-template-columns:repeat(2,1fr);gap:24px;}}
@media (max-width:640px){.posts-grid{grid-template-columns:1fr;gap:22px;}}


/* ===== ARTICULO ===== */
.article,.single-article{padding:40px 0;}
.article h1,.single-title{
  font-size:36px;color:var(--color-dark);margin-bottom:16px;line-height:1.2;
}
.single-layout{display:grid;grid-template-columns:2.2fr 1fr;gap:40px;}
.single-content,.article-content{margin-top:25px;font-size:17px;}
.article-content p,.article-content li,
.single-content p,.single-content li{margin-bottom:18px;color:#334155;}
.article-content h2,.single-content h2{margin:30px 0 14px;color:var(--color-dark);}
.single-meta-top{margin-bottom:14px;}
.single-cat{
  background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
  color:#fff;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
}
.single-meta{display:flex;gap:16px;color:var(--color-muted);margin:14px 0;font-size:14px;}
.single-thumbnail{border-radius:var(--radius);overflow:hidden;margin:20px 0;box-shadow:var(--shadow);}
.single-disclaimer{
    background:#fff7ed;border-left:4px solid var(--color-secondary);padding:14px 18px;border-radius:10px;margin:15px 0;color:#78350f;}
.single-share{display:flex;gap:12px;align-items:center;margin:20px 0;flex-wrap:wrap;}
.single-share a{background:var(--color-light);padding:8px 16px;border-radius:999px;font-weight:600;font-size:14px;transition:all var(--transition);}
.single-share a:hover{background:var(--color-primary);color:#fff;transform:translateY(-3px);}
.single-sidebar{display:flex;flex-direction:column;gap:20px;}
.sidebar-widget{background:var(--color-white);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);}
.widget-title,.sidebar-title{margin-bottom:14px;font-size:18px;color:var(--color-dark);}
.widget-cat-list{list-style:none;}
.widget-cat-list li{margin-bottom:6px;}
.widget-cat-list a{display:flex;justify-content:space-between;padding:8px 10px;border-radius:8px;color:var(--color-dark);font-weight:500;transition:all var(--transition);}
.widget-cat-list a:hover{background:var(--color-light);color:var(--color-primary);padding-left:16px;}
.related-card{display:flex;gap:12px;margin-bottom:14px;transition:transform var(--transition);}
.related-card:hover{transform:translateX(4px);}
.related-card img{width:70px;height:70px;object-fit:cover;border-radius:10px;flex-shrink:0;}
.related-title{font-weight:600;color:var(--color-dark);font-size:14px;display:block;}
.related-title:hover{color:var(--color-primary);}

/* ===== SEARCH FORM ===== */
.search-form{display:flex;gap:10px;margin:25px 0;flex-wrap:wrap;}
.search-form input{flex:1;min-width:220px;padding:12px 16px;border-radius:10px;border:1px solid #cbd5e1;background:#fff;color:var(--color-dark);transition:border-color var(--transition);}
.search-form input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(37,99,235,.15);}
.search-form button{padding:12px 22px;border:none;background:var(--color-primary);color:#fff;border-radius:10px;cursor:pointer;font-weight:600;transition:all var(--transition);}
.search-form button:hover{background:var(--color-primary-dark);transform:translateY(-2px);}

/* ===== FOOTER ===== */
.site-footer{background:var(--color-dark);color:#94a3b8;padding:50px 0 25px;margin-top:60px;}
.site-footer a{color:#cbd5e1;}
.site-footer a:hover{color:var(--color-secondary);}
.site-footer h4{color:#fff;margin-bottom:14px;}

/* ===== LOGIN / FORMS ===== */
.login-box{max-width:420px;margin:80px auto;background:var(--color-white);padding:30px;border-radius:var(--radius);box-shadow:var(--shadow-hover);}
.login-box h1{margin-bottom:20px;color:var(--color-dark);}
.login-box input,.login-box textarea,.login-box select{width:100%;padding:12px;margin-bottom:14px;border-radius:10px;border:1px solid #cbd5e1;background:#fff;color:var(--color-dark);transition:border-color var(--transition);}
.login-box input:focus,.login-box textarea:focus{outline:none;border-color:var(--color-primary);}
.login-box button,.login-box .button{background:var(--color-primary);color:#fff;border:none;padding:12px 18px;border-radius:10px;cursor:pointer;font-weight:600;transition:all var(--transition);width:100%;}
.login-box button:hover{background:var(--color-primary-dark);transform:translateY(-2px);}

/* ===== SCROLL REVEAL GENERICO ===== */
.reveal-up{opacity:0;transform:translateY(30px);transition:all .7s cubic-bezier(.4,0,.2,1);}
.reveal-up.in-view{opacity:1;transform:translateY(0);}

/* ===== RESPONSIVE ===== */
@media (max-width:900px){
  .nav-toggle{display:flex;}
  .main-nav{display:none;width:100%;order:3;}
  .main-nav.open{display:block;animation:slideDown .3s ease;}
  @keyframes slideDown{from{opacity:0;transform:translateY(-10px);}to{opacity:1;transform:translateY(0);}}
  .main-nav>ul{flex-direction:column;align-items:flex-start;gap:0;}
  .main-nav>ul>li{width:100%;}
  .main-nav a{width:100%;padding:12px 0;border-bottom:1px solid #eef2f7;}
  .main-nav a::after{display:none;}
  .dropdown{position:static;display:none;box-shadow:none;padding-left:15px;width:100%;opacity:1;transform:none;}
  .has-dropdown.open .dropdown{display:block;}
  .single-layout{grid-template-columns:1fr;}
  .hero h1{font-size:30px;}
  .article h1,.single-title{font-size:26px;}
}


/* ===== POSTS GRID (Articulos recientes) ===== */
.section-title{font-size:26px;font-weight:700;color:var(--color-dark);margin:40px 0 20px;}
.posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:40px;}
.post-card{background:var(--color-white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all var(--transition);display:flex;flex-direction:column;}
.post-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.post-card__img-wrap{display:block;overflow:hidden;height:180px;}
.post-card__img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition);}
.post-card:hover .post-card__img-wrap img{transform:scale(1.08);}
.post-card__body{padding:18px 20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.post-card__cat{align-self:flex-start;background:var(--color-light);color:var(--color-primary);font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;}
.post-card__body h3{font-size:17px;line-height:1.35;}
.post-card__body h3 a{color:var(--color-dark);}
.post-card__body h3 a:hover{color:var(--color-primary);}
.post-card__excerpt{color:var(--color-muted);font-size:14px;}
.post-card__meta{display:flex;justify-content:space-between;align-items:center;margin-top:auto;font-size:13px;color:var(--color-muted);}
.post-card__read{font-weight:600;}

@media (max-width:900px){
  .posts-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:600px){
  .posts-grid{grid-template-columns:1fr;}
}


/* ===== PAGE HERO (categorias, buscar, contacto, quienes-somos) ===== */
.page-hero{background:linear-gradient(135deg,var(--color-dark) 0%,var(--color-primary-dark) 100%);color:#fff;padding:60px 0;text-align:center;}
.page-hero .container{max-width:900px;margin:0 auto;padding:0 20px;}
.page-hero__title{font-size:36px;font-weight:700;color:#fff;margin-bottom:12px;}
.page-hero__desc{color:#cbd5e1;font-size:16px;max-width:700px;margin:0 auto;}

/* ===== ARCHIVE LAYOUT (categoria/buscar) ===== */
.archive-main{padding:40px 0 60px;}
.archive-layout{display:grid;grid-template-columns:1fr;gap:32px;}

/* ===== MENU MOVIL MEJORADO ===== */
@media (max-width:900px){
  .nav-toggle.active span:nth-child(1){transform:translateY(6px) rotate(45deg);}
  .nav-toggle.active span:nth-child(2){opacity:0;}
  .nav-toggle.active span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
  .main-nav{position:absolute;top:100%;left:0;width:100%;background:var(--color-white);box-shadow:var(--shadow-hover);padding:10px 20px;max-height:0;overflow:hidden;display:block;order:3;transition:max-height .35s ease;}
  .main-nav.open{max-height:600px;}
  .header-inner{position:relative;}
  .has-dropdown.open .dropdown{display:block;opacity:1;transform:none;position:static;box-shadow:none;}
}


/* ===== FOOTER ===== */
.site-footer{background:var(--color-dark);color:#cbd5e1;padding:50px 0 0;width:100%;}
.site-footer .container{max-width:1200px;margin:0 auto;padding:0 20px;}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;text-align:left;justify-content:center;}
.footer-col h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:14px;}
.footer-logo{display:flex;align-items:center;gap:8px;font-weight:700;color:#fff;font-size:18px;margin-bottom:8px;}
.footer-col p{font-size:14px;color:#94a3b8;margin-bottom:8px;line-height:1.6;}
.footer-disclaimer{font-size:13px;}
.footer-social{display:flex;gap:14px;flex-wrap:wrap;margin-top:10px;}
.footer-social a{color:#cbd5e1;font-size:14px;}
.footer-social a:hover{color:var(--color-secondary);}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:#cbd5e1;font-size:14px;}
.footer-col ul li a:hover{color:var(--color-secondary);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding:20px 0;text-align:center;}
.footer-bottom p{font-size:13px;color:#94a3b8;margin:4px 0;}
@media (max-width:900px){
  .footer-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:600px){
  .footer-grid{grid-template-columns:1fr;text-align:center;}
  .footer-logo{justify-content:center;}
  .footer-social{justify-content:center;}
}