/* Educación Financiera — Dark Shader Aesthetic */
/* Fonts loaded via <link> in HTML head */

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg-deep:#020a06;--bg-surface:#0a1610;--bg-card:#0d1f15;
  --border:rgba(16,185,129,0.08);--border-hover:rgba(16,185,129,0.18);
  --border-dashed:rgba(255,255,255,0.12);
  --emerald-200:#a7f3d0;--emerald-300:#6ee7b7;--emerald-400:#34d399;
  --emerald-500:#10b981;--emerald-600:#059669;
  --accent:#ce624c;--accent-soft:rgba(206,98,76,0.12);
  --text-primary:rgba(255,255,255,0.92);--text-secondary:rgba(255,255,255,0.55);
  --text-muted:rgba(255,255,255,0.3);
  --font-display:'Instrument Serif',Georgia,serif;
  --font-body:'DM Sans',-apple-system,sans-serif;
  --font-mono:'DM Mono','SF Mono',monospace;
  --radius:12px;--radius-sm:8px;--radius-pill:999px;
  --glow-sm:0 0 20px rgba(16,185,129,0.06);--glow-md:0 0 40px rgba(16,185,129,0.1);
}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:var(--font-body);color:var(--text-primary);background:var(--bg-deep);line-height:1.7;font-size:15px}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ══ HEADER ════════════════════════════════════════════════════════ */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(2,10,6,0.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.navbar{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo a{display:flex;align-items:center;gap:10px}
.logo-icon{font-size:26px;filter:drop-shadow(0 0 8px rgba(16,185,129,0.35))}
.logo-text{font-family:var(--font-display);font-size:20px;background:linear-gradient(135deg,var(--emerald-400),var(--emerald-200));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.logo-img{height:36px;width:auto;filter:drop-shadow(0 0 8px rgba(16,185,129,0.25))}
.nav-menu{display:flex;align-items:center;gap:2px}
.nav-link{padding:8px 16px;color:var(--text-secondary);font-size:13px;border-radius:var(--radius-pill);transition:all .25s;letter-spacing:.01em}
.nav-link:hover{color:var(--text-primary);background:rgba(255,255,255,0.06)}
.mobile-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.mobile-toggle span{width:22px;height:1.5px;background:var(--text-secondary);border-radius:2px;transition:all .3s}

/* ══ HERO ══════════════════════════════════════════════════════════ */
.hero{position:relative;min-height:92vh;width:100%;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end;padding:0 32px 80px}
.gradient-layer{position:absolute;inset:-20%;width:140%;height:140%;z-index:0;will-change:transform}
.gradient-layer canvas{width:100%!important;height:100%!important;display:block}
.layer-2{opacity:.45;mix-blend-mode:screen}
.noise-overlay{position:absolute;inset:0;z-index:1;opacity:.055;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");background-size:180px}
.grid-pattern{position:absolute;inset:0;z-index:1;opacity:.035;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,0.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.06) 1px,transparent 1px);background-size:60px 60px;transition:transform .3s ease-out}
.particles-layer{position:absolute;inset:0;z-index:2;pointer-events:none;overflow:hidden}
.particle{position:absolute;border-radius:50%;background:var(--emerald-400);opacity:0;animation:particlePulse 5s ease-in-out infinite}
@keyframes particlePulse{0%,100%{opacity:0;transform:translateY(0) scale(1)}50%{opacity:.5;transform:translateY(-28px) scale(1.3)}}

.hero-content{position:relative;z-index:10;max-width:640px}
.hero-badge{display:inline-flex;align-items:center;padding:6px 16px;border-radius:var(--radius-pill);background:rgba(255,255,255,0.04);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,0.06);margin-bottom:20px;position:relative;overflow:hidden;width:fit-content}
.badge-shine{position:absolute;top:0;left:4px;right:4px;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.18),transparent)}
.hero-badge span{color:rgba(255,255,255,0.8);font-size:12px;letter-spacing:.02em}
.hero-title{font-family:var(--font-body);font-size:clamp(36px,6vw,62px);font-weight:300;line-height:1.1;color:#fff;margin-bottom:18px;letter-spacing:-.025em}
.hero-title .accent{font-family:var(--font-display);font-style:italic;color:var(--emerald-400)}
.hero-title .bold{font-weight:500}
.hero-subtitle{font-size:14px;font-weight:300;line-height:1.7;color:var(--text-secondary);margin-bottom:28px;max-width:460px}
.hero-buttons{display:flex;gap:14px;flex-wrap:wrap}
.btn-hero{padding:12px 32px;border-radius:var(--radius-pill);font-size:13px;font-weight:500;transition:all .25s;cursor:pointer;display:inline-flex;align-items:center}
.btn-hero.primary{background:#fff;color:#000;box-shadow:0 0 30px rgba(16,185,129,0.15)}
.btn-hero.primary:hover{background:rgba(255,255,255,0.9);box-shadow:0 0 40px rgba(16,185,129,0.25)}
.btn-hero.outline{border:1px solid rgba(255,255,255,0.2);background:transparent;color:#fff}
.btn-hero.outline:hover{background:rgba(255,255,255,0.07);border-color:rgba(255,255,255,0.35)}

/* Pulsing ring */
.pulsing-ring-wrap{position:absolute;bottom:32px;right:32px;z-index:15;width:90px;height:90px}
.pulsing-ring-wrap svg.ring-svg{position:absolute;inset:0;width:100%;height:100%}
.rotating-text-svg{position:absolute;inset:-28%;width:156%;height:156%;animation:spinText 22s linear infinite}
.rotating-text-label{font-family:var(--font-body);font-size:7.5px;fill:rgba(255,255,255,0.45);letter-spacing:1.2px;text-transform:uppercase}
@keyframes spinText{to{transform:rotate(360deg)}}
.hero-bottom-fade{position:absolute;bottom:0;left:0;right:0;height:180px;z-index:5;background:linear-gradient(to top,var(--bg-deep) 0%,transparent 100%);pointer-events:none}

/* Entrance */
.hero-badge{animation:fadeSlideUp .7s ease-out .3s both}
.hero-title{animation:fadeSlideUp .8s ease-out .5s both}
.hero-subtitle{animation:fadeSlideUp .7s ease-out .7s both}
.hero-buttons{animation:fadeSlideUp .7s ease-out .9s both}
.pulsing-ring-wrap{animation:fadeIn 1.2s ease-out 1.2s both}
@keyframes fadeSlideUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* ══ SECTIONS ══════════════════════════════════════════════════════ */
section{padding:80px 24px}
.section-title{font-family:var(--font-display);font-size:clamp(28px,4vw,42px);font-weight:400;font-style:italic;color:var(--text-primary);margin-bottom:48px;letter-spacing:-.01em}
.section-title::after{content:'';display:block;width:40px;height:1px;background:var(--emerald-500);margin-top:12px;opacity:.6}

/* ══ FEATURED ══════════════════════════════════════════════════════ */
.featured-section{background:var(--bg-surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.featured-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.featured-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .35s;cursor:pointer}
.featured-card:hover{border-color:var(--border-hover);box-shadow:var(--glow-md);transform:translateY(-4px)}
.featured-image{width:100%;height:200px;overflow:hidden;background:linear-gradient(135deg,#064e3b,#0d1f15)}
.featured-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s;filter:brightness(.85) saturate(.9)}
.featured-card:hover .featured-image img{transform:scale(1.04);filter:brightness(.95)}
.featured-content{padding:20px 24px 24px}
.category-badge{display:inline-block;padding:4px 12px;background:rgba(16,185,129,0.08);color:var(--emerald-400);border-radius:var(--radius-pill);font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.06em;font-family:var(--font-mono);margin-bottom:12px}
.featured-title{font-size:20px;font-weight:600;margin-bottom:8px;line-height:1.3}
.featured-title a{color:var(--text-primary);transition:color .3s}
.featured-card:hover .featured-title a{color:var(--accent)}
.featured-subtitle{color:var(--text-secondary);font-size:14px;line-height:1.6;margin-bottom:14px}
.article-meta{display:flex;gap:16px;font-size:12px;color:var(--text-muted);font-family:var(--font-mono)}

/* ══ CATEGORIES ════════════════════════════════════════════════════ */
.categories-section{background:var(--bg-deep)}
.categories-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;max-width:900px}
.category-card{background:var(--bg-card);padding:28px 20px;border-radius:var(--radius);text-align:center;border:1px solid var(--border);transition:all .3s}
.category-card:hover{border-color:var(--accent);background:var(--accent-soft);transform:translateY(-3px)}
.category-icon{font-size:36px;display:block;margin-bottom:10px;filter:drop-shadow(0 0 6px rgba(16,185,129,0.2))}
.category-card h3{font-size:14px;font-weight:500;color:var(--text-secondary);transition:color .3s}
.category-card:hover h3{color:var(--accent)}

/* ══ BLOG CARDS (dotted line) ══════════════════════════════════════ */
.articles-section{background:var(--bg-deep)}
.articles-list{display:flex;flex-direction:column;gap:8px;max-width:860px}
.blog-card{display:block;padding:20px 0;cursor:pointer;transition:all .35s;border-bottom:1px solid rgba(255,255,255,0.04)}
.blog-card:last-child{border-bottom:none}
.blog-card-category{display:inline-block;font-family:var(--font-mono);font-size:10px;color:var(--emerald-400);text-transform:uppercase;letter-spacing:.06em;margin-bottom:4px;opacity:.7}
.blog-card-top{display:flex;align-items:flex-end;gap:8px;margin-bottom:6px}
.blog-card-title{font-family:var(--font-display);font-size:clamp(18px,2.5vw,24px);white-space:nowrap;color:var(--text-primary);transition:color .4s;line-height:1.2}
.blog-card-line{flex:1;border-bottom:1px dashed var(--border-dashed);margin-bottom:5px;transition:border-color .4s}
.blog-card-date{font-family:var(--font-mono);font-size:12px;color:var(--text-muted);white-space:nowrap;text-transform:uppercase;letter-spacing:.04em;transition:color .4s}
.blog-card-desc{font-size:14px;color:var(--text-secondary);line-height:1.5;transition:color .4s;max-width:600px}
.blog-card:hover .blog-card-title{color:var(--accent)}
.blog-card:hover .blog-card-line{border-color:var(--accent)}
.blog-card:hover .blog-card-date{color:var(--accent)}
.blog-card:hover .blog-card-desc{color:rgba(206,98,76,0.8)}
.blog-card:hover .blog-card-category{color:var(--accent);opacity:1}

/* ══ NEWSLETTER ════════════════════════════════════════════════════ */
.newsletter-section{background:var(--bg-surface);border-top:1px solid var(--border);padding:60px 24px}
.newsletter-box{max-width:560px;margin:0 auto;text-align:center}
.newsletter-box h2{font-family:var(--font-display);font-size:clamp(26px,4vw,36px);font-weight:400;font-style:italic;margin-bottom:12px}
.newsletter-box p{font-size:14px;color:var(--text-secondary);margin-bottom:24px}
.newsletter-form{display:flex;gap:10px;max-width:440px;margin:0 auto}
.newsletter-form input{flex:1;padding:12px 18px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-pill);color:var(--text-primary);font-size:14px;font-family:var(--font-body);outline:none;transition:border-color .3s}
.newsletter-form input::placeholder{color:var(--text-muted)}
.newsletter-form input:focus{border-color:var(--emerald-500);box-shadow:0 0 0 3px rgba(16,185,129,0.08)}
.btn-subscribe{padding:12px 28px;background:var(--emerald-500);color:#000;border:none;border-radius:var(--radius-pill);font-size:13px;font-weight:600;cursor:pointer;transition:all .25s;white-space:nowrap;font-family:var(--font-body)}
.btn-subscribe:hover{background:var(--emerald-400);box-shadow:0 0 20px rgba(16,185,129,0.2)}

/* ══ FOOTER ════════════════════════════════════════════════════════ */
.site-footer{background:var(--bg-surface);border-top:1px solid var(--border);padding:60px 24px 30px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:40px;margin-bottom:40px}
.footer-col h3{font-family:var(--font-display);font-size:16px;font-style:italic;color:var(--text-primary);margin-bottom:14px}
.footer-col p,.footer-col a{color:var(--text-secondary);font-size:13px;line-height:1.7;transition:color .25s}
.footer-col a:hover{color:var(--emerald-400)}
.footer-links{list-style:none}
.footer-links li{margin-bottom:8px}
.social-links{display:flex;gap:10px;margin-top:14px}
.social-links a{width:36px;height:36px;background:rgba(255,255,255,0.04);border:1px solid var(--border);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;transition:all .25s;color:var(--text-secondary)}
.social-links a:hover{background:rgba(16,185,129,0.1);border-color:var(--emerald-500);color:var(--emerald-400)}
.footer-bottom{text-align:center;padding-top:24px;border-top:1px solid var(--border);font-size:12px;color:var(--text-muted);font-family:var(--font-mono)}

/* ══ SCROLLBAR ═════════════════════════════════════════════════════ */
::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:var(--bg-deep)}
::-webkit-scrollbar-thumb{background:rgba(16,185,129,0.2);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:rgba(16,185,129,0.35)}

/* ══ RESPONSIVE ════════════════════════════════════════════════════ */
@media(max-width:768px){
  .mobile-toggle{display:flex}
  .nav-menu{position:fixed;top:64px;left:0;right:0;background:rgba(2,10,6,0.96);backdrop-filter:blur(20px);flex-direction:column;padding:16px;border-bottom:1px solid var(--border);transform:translateY(-110%);opacity:0;visibility:hidden;transition:all .35s}
  .nav-menu.active{transform:translateY(0);opacity:1;visibility:visible}
  .nav-link{padding:14px 20px;text-align:center;font-size:14px}
  .hero{min-height:85vh;padding:0 20px 60px}
  section{padding:60px 20px}
  .featured-grid{grid-template-columns:1fr}
  .categories-grid{grid-template-columns:repeat(2,1fr)}
  .newsletter-form{flex-direction:column}
  .footer-grid{grid-template-columns:1fr}
  .pulsing-ring-wrap{width:70px;height:70px;bottom:20px;right:20px}
  .blog-card-title{font-size:17px}
}