/* ============================================================
   FútbolZone — Shared Styles
   Used by: index.html, mundial.html, videos.html
   ============================================================ */

/* === RESET === */
*{margin:0;padding:0;box-sizing:border-box;}

/* === CSS VARIABLES === */
:root{
  --bg:#06080c;--surface:#0d1117;--card:#131921;--card-hi:#1a2233;
  --border:rgba(255,255,255,.06);--border-hi:rgba(255,255,255,.12);
  --green:#00e676;--green-dim:rgba(0,230,118,.12);--green-glow:rgba(0,230,118,.25);
  --gold:#ffd740;--gold-dim:rgba(255,215,64,.1);
  --text:#eef0f6;--dim:#6b7280;--dim-hi:#9ca3af;
  --radius:12px;--radius-sm:8px;
  /* Page-specific vars can be added inline */
}

/* === BASE === */
html{scroll-behavior:smooth;}
body{background:var(--bg);color:var(--text);font-family:'DM Sans',sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden;min-height:100vh;}

/* === NOISE TEXTURE OVERLAY === */
body::before{content:'';position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:100;
  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='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  background-repeat:repeat;opacity:.4;}

/* === TOP NAV BAR === */
.nav{display:flex;justify-content:space-between;align-items:center;max-width:1100px;margin:0 auto 32px;position:relative;z-index:2;}
.nav-brand{font-family:'Oswald',sans-serif;font-size:14px;letter-spacing:3px;text-transform:uppercase;color:var(--dim-hi);text-decoration:none;transition:color .2s;}
.nav-brand:hover{color:var(--green);}
.nav-brand span{background:linear-gradient(135deg,var(--green),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.nav-menu{background:none;border:1px solid var(--border);color:var(--dim-hi);font-size:18px;padding:6px 10px;border-radius:var(--radius-sm);cursor:pointer;transition:all .2s;line-height:1;}
.nav-menu:hover{border-color:var(--border-hi);color:var(--text);background:var(--card);}

/* === SIDEBAR === */
.sidebar-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.6);z-index:998;opacity:0;pointer-events:none;transition:opacity .3s;backdrop-filter:blur(2px);}
.sidebar-overlay.open{opacity:1;pointer-events:auto;}

.sidebar{position:fixed;top:0;left:0;width:280px;height:100%;background:var(--surface);border-right:1px solid var(--border);z-index:999;transform:translateX(-100%);transition:transform .3s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;overflow-y:auto;}
.sidebar.open{transform:translateX(0);}

.sidebar-header{display:flex;justify-content:space-between;align-items:center;padding:20px 20px 16px;border-bottom:1px solid var(--border);}
.sidebar-brand{font-family:'Oswald',sans-serif;font-size:22px;font-weight:700;text-transform:uppercase;text-decoration:none;color:var(--text);letter-spacing:-0.5px;}
.sidebar-brand span{background:linear-gradient(135deg,var(--green),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.sidebar-close{background:none;border:none;color:var(--dim);font-size:20px;cursor:pointer;padding:4px 8px;transition:color .2s;}
.sidebar-close:hover{color:var(--text);}

.sidebar-nav{padding:12px 0;}
.sidebar-link{display:flex;align-items:center;gap:12px;padding:12px 20px;color:var(--dim-hi);text-decoration:none;font-family:'Oswald',sans-serif;font-size:15px;font-weight:500;letter-spacing:1px;text-transform:uppercase;transition:all .2s;border-left:3px solid transparent;}
.sidebar-link:hover{color:var(--text);background:var(--card);}
.sidebar-link.active{color:var(--green);border-left-color:var(--green);background:var(--green-dim);}
.sidebar-icon{font-size:18px;width:24px;text-align:center;}

.sidebar-divider{height:1px;background:var(--border);margin:8px 20px;}

.sidebar-cta{padding:12px 16px;display:flex;flex-direction:column;gap:6px;}
.sidebar-cta-link{display:flex;align-items:center;gap:10px;padding:10px 12px;color:var(--dim-hi);text-decoration:none;font-size:13px;font-weight:500;border-radius:var(--radius-sm);transition:all .2s;border:1px solid transparent;}
.sidebar-cta-link:hover{color:var(--text);background:var(--card);border-color:var(--border);}

/* === HERO === */
.hero{position:relative;padding:48px 20px 40px;text-align:center;overflow:hidden;}
.hero::before{content:'';position:absolute;top:-60%;left:50%;transform:translateX(-50%);width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,var(--green-glow) 0%,transparent 70%);pointer-events:none;opacity:.3;}
.hero::after{content:'';position:absolute;bottom:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--green-dim),var(--gold-dim),transparent);}

.hero-badge{display:inline-flex;align-items:center;gap:6px;background:var(--green-dim);border:1px solid rgba(0,230,118,.15);color:var(--green);font-size:10px;font-weight:700;letter-spacing:3px;text-transform:uppercase;padding:6px 16px;border-radius:20px;margin-bottom:20px;position:relative;z-index:2;}
.hero-badge::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--green);animation:pulse-dot 2s ease-in-out infinite;}
@keyframes pulse-dot{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.4;transform:scale(.7);}}

.hero-title{font-family:'Oswald',sans-serif;font-size:clamp(48px,10vw,80px);font-weight:700;text-transform:uppercase;line-height:.95;letter-spacing:-1px;position:relative;z-index:2;margin-bottom:6px;}
.hero-title span{background:linear-gradient(135deg,var(--green),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}

.hero-sub{font-size:14px;color:var(--dim);letter-spacing:4px;text-transform:uppercase;font-weight:500;margin-bottom:28px;position:relative;z-index:2;}

/* === MAIN LAYOUT === */
.main{max-width:1100px;margin:0 auto;padding:0 16px 60px;}

/* === SECTION HEADERS === */
.section-head{display:flex;align-items:center;gap:10px;margin:36px 0 16px;padding:0 2px;}
.section-icon{font-size:16px;}
.section-title{font-family:'Oswald',sans-serif;font-size:13px;font-weight:600;letter-spacing:4px;text-transform:uppercase;color:var(--dim-hi);}
.section-line{flex:1;height:1px;background:var(--border);}

/* === CTA SECTION === */
.cta-section{margin-top:40px;}
.cta-grid{display:grid;grid-template-columns:1fr;gap:10px;}

.cta-btn{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;text-decoration:none;color:var(--text);transition:all .25s;position:relative;overflow:hidden;}
.cta-btn:hover{border-color:var(--border-hi);transform:translateY(-1px);background:var(--card-hi);}
.cta-btn .icon{font-size:22px;flex-shrink:0;}
.cta-btn .label{font-family:'Oswald',sans-serif;font-size:15px;font-weight:600;text-transform:uppercase;letter-spacing:1px;}
.cta-btn .desc{font-size:11px;color:var(--dim);font-weight:400;margin-top:1px;font-family:'DM Sans',sans-serif;text-transform:none;letter-spacing:0;}
.cta-btn .arrow{margin-left:auto;font-size:14px;color:var(--dim);transition:transform .2s,color .2s;}
.cta-btn:hover .arrow{transform:translateX(3px);color:var(--green);}

.cta-btn.primary{border-color:rgba(0,230,118,.15);background:linear-gradient(135deg,rgba(0,230,118,.06),rgba(255,215,64,.04));}
.cta-btn.primary:hover{border-color:rgba(0,230,118,.3);background:linear-gradient(135deg,rgba(0,230,118,.12),rgba(255,215,64,.08));}

/* === FOOTER === */
.footer{text-align:center;padding:40px 20px 24px;border-top:1px solid var(--border);}
.footer-line{display:flex;justify-content:center;gap:4px;margin-bottom:8px;}
.footer-dot{width:16px;height:2px;border-radius:1px;}
.footer-dot:nth-child(1){background:var(--green);}
.footer-dot:nth-child(2){background:var(--gold);}
.footer-dot:nth-child(3){background:var(--text);}
.footer a{color:var(--dim);font-size:12px;text-decoration:none;transition:color .2s;}
.footer a:hover{color:var(--green);}
.footer-copy{font-size:11px;color:var(--dim);margin-top:4px;}

/* === LOADING === */
.loading{display:flex;align-items:center;justify-content:center;gap:6px;padding:40px 20px;color:var(--dim);font-size:12px;}
.loading-dot{width:4px;height:4px;border-radius:50%;background:var(--green);animation:loading-bounce .6s ease-in-out infinite;}
.loading-dot:nth-child(2){animation-delay:.1s;}
.loading-dot:nth-child(3){animation-delay:.2s;}
@keyframes loading-bounce{0%,100%{opacity:.3;transform:translateY(0);}50%{opacity:1;transform:translateY(-4px);}}

/* === NO RESULTS === */
.no-results{grid-column:1/-1;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:40px 20px;text-align:center;}
.no-results-icon{font-size:32px;margin-bottom:8px;}
.no-results-text{font-size:13px;color:var(--dim);line-height:1.5;}

/* === STAGGER ANIMATIONS === */
.fade-in{opacity:0;transform:translateY(16px);animation:fadeUp .5s ease forwards;}
@keyframes fadeUp{to{opacity:1;transform:translateY(0);}}
.delay-1{animation-delay:.1s;}
.delay-2{animation-delay:.2s;}
.delay-3{animation-delay:.3s;}
.delay-4{animation-delay:.4s;}

/* === RESPONSIVE === */
@media(max-width:400px){
  .hero{padding:32px 16px 28px;}
  .sidebar{width:100%;}
}
@media(min-width:768px){
  .hero{padding:56px 32px 44px;}
  .cta-grid{grid-template-columns:repeat(2,1fr);}
}