/* =========================================================
   CEMID — GLOBAL.CSS (COMPLET & PRO) - DESIGN AMÉLIORÉ V2
   Chemin : assets/css/global.css
========================================================= */

/* ================= VARIABLES AMÉLIORÉES ================= */
:root{
  --primary:#0033cc;
  --primary-dark:#0027a3;
  --primary-light:#e6f0ff;
  
  --secondary:#ffd700;
  --secondary-light:#ffed4e;
  --secondary-dark:#e6c200;
  
  --accent:#ff4757;
  --accent-light:#ffeaea;
  
  --dark:#0f172a;
  --dark-light:#1e293b;
  --light:#ffffff;
  
  --gray:#64748b;
  --muted:#94a3b8;
  --gray-light:#f1f5f9;
  --gray-border:#e2e8f0;
  
  --gradient:linear-gradient(135deg,var(--primary),#0066ff);
  --gradient-dark:linear-gradient(135deg,var(--primary-dark),var(--primary));
  --gradient-yellow:linear-gradient(135deg,var(--secondary),var(--secondary-light));
  --gradient-accent:linear-gradient(135deg,var(--accent),#ff6b81);
  
  --shadow-sm:0 4px 12px rgba(15,23,42,.05);
  --shadow:0 10px 30px rgba(15,23,42,.08);
  --shadow-lg:0 24px 60px rgba(15,23,42,.14);
  --shadow-primary:0 10px 30px rgba(0,51,204,.15);
  
  --radius-sm:8px;
  --radius:16px;
  --radius-lg:28px;
  --radius-xl:40px;
  
  --transition:all .3s cubic-bezier(0.4,0,0.2,1);
  --transition-slow:all .5s cubic-bezier(0.4,0,0.2,1);
}

/* ================= RESET AMÉLIORÉ ================= */
*{margin:0;padding:0;box-sizing:border-box}
html{
  scroll-behavior:smooth;
  scroll-padding-top:80px;
}
body{
  font-family:'Inter',system-ui,Segoe UI,Roboto,Arial,sans-serif;
  background:#fff;
  color:var(--dark);
  line-height:1.7;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{
  max-width:100%;
  height:auto;
  display:block;
}
a{
  text-decoration:none;
  color:inherit;
  transition:var(--transition);
}
h1,h2,h3,h4{
  font-family:'Poppins',sans-serif;
  line-height:1.2;
  font-weight:700;
}
.container{
  max-width:1280px;
  margin:0 auto;
  padding:0 24px;
}
section{padding:100px 0}

/* ================= BUTTONS AMÉLIORÉS & ALIGNÉS ================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:16px 32px;
  min-height:54px;
  min-width:200px;
  border-radius:999px;
  font-weight:700;
  font-family:'Poppins',sans-serif;
  font-size:15px;
  cursor:pointer;
  transition:var(--transition);
  border:none;
  outline:none;
  position:relative;
  overflow:hidden;
  white-space:nowrap;
  text-align:center;
}
.btn::after{
  content:'';
  position:absolute;
  top:50%;left:50%;
  width:0;height:0;
  border-radius:50%;
  background:rgba(255,255,255,.2);
  transform:translate(-50%,-50%);
  transition:width .5s,height .5s;
}
.btn:hover::after{
  width:300px;height:300px;
}

.btn-primary{
  background:var(--gradient);
  color:#fff;
  box-shadow:var(--shadow-primary);
}
.btn-primary:hover{
  transform:translateY(-3px);
  box-shadow:0 20px 45px rgba(0,51,204,.3);
}

.btn-secondary{
  background:var(--gradient-yellow);
  color:var(--primary-dark);
  box-shadow:0 18px 40px rgba(255,215,0,.25);
}
.btn-secondary:hover{
  transform:translateY(-3px);
  box-shadow:0 20px 45px rgba(255,215,0,.3);
}

.btn-outline{
  background:transparent;
  color:var(--primary);
  border:2px solid var(--primary);
  box-shadow:none;
}
.btn-outline:hover{
  background:var(--primary);
  color:#fff;
  transform:translateY(-3px);
  box-shadow:var(--shadow-primary);
}

.btn-white{
  background:#fff;
  color:var(--primary);
  box-shadow:0 18px 40px rgba(255,255,255,.25);
}
.btn-white:hover{
  background:var(--gray-light);
  transform:translateY(-3px);
}

/* Conteneurs de boutons alignés */
.hero-actions,
.cta-actions,
.event-actions{
  display:flex;
  gap:16px;
  justify-content:center;
  align-items:center;
  flex-wrap:wrap;
  margin-top:32px;
}

/* ================= NAVBAR AMÉLIORÉE ================= */
nav{
  position:fixed;
  inset:0 0 auto 0;
  background:rgba(255,255,255,.98);
  backdrop-filter:blur(20px) saturate(180%);
  border-bottom:1px solid rgba(0,51,204,.08);
  z-index:1000;
  padding:20px 0;
  transition:var(--transition-slow);
}
nav.scrolled{
  box-shadow:var(--shadow);
  padding:12px 0;
  background:rgba(255,255,255,.98);
}
.navbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
}

/* Logo amélioré avec animation */
.brand{
  display:flex;
  align-items:center;
  gap:14px;
}
.brand-logo{
  width:56px;
  height:56px;
  border-radius:18px;
  background:var(--gradient);
  border:2px solid rgba(255,255,255,.8);
  box-shadow:var(--shadow-primary);
  overflow:hidden;
  transition:var(--transition);
  position:relative;
}
.brand-logo::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(45deg,transparent,rgba(255,255,255,.2),transparent);
  transform:translateX(-100%);
  transition:transform .6s;
}
.brand-logo:hover::before{
  transform:translateX(100%);
}
.brand-logo:hover{
  transform:rotate(5deg) scale(1.05);
}
.brand-logo img{
  width:100%;
  height:100%;
  object-fit:cover;
  padding:4px;
}
.brand-text h1{
  font-size:24px;
  color:var(--primary);
  background:var(--gradient);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.brand-text p{
  font-size:12px;
  color:var(--gray);
  font-weight:600;
  letter-spacing:0.5px;
}

/* Menu amélioré */
.nav-menu{
  display:flex;
  gap:6px;
  list-style:none;
  background:var(--gray-light);
  padding:6px;
  border-radius:999px;
}
.nav-menu a{
  font-weight:600;
  padding:10px 20px;
  border-radius:999px;
  transition:var(--transition);
  font-size:14px;
  position:relative;
}
.nav-menu a:hover{
  background:rgba(255,255,255,.9);
  color:var(--primary);
  box-shadow:var(--shadow-sm);
}
.nav-menu a.active{
  background:var(--gradient);
  color:#fff;
  box-shadow:var(--shadow-primary);
}
.nav-menu a::after{
  content:'';
  position:absolute;
  bottom:-2px;left:50%;
  width:0;height:2px;
  background:var(--primary);
  transition:var(--transition);
  transform:translateX(-50%);
}
.nav-menu a:hover::after{
  width:70%;
}

/* Burger amélioré */
.burger{
  display:none;
  width:48px;
  height:48px;
  background:var(--gradient);
  border:none;
  border-radius:14px;
  box-shadow:var(--shadow-primary);
  cursor:pointer;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:6px;
  transition:var(--transition);
  z-index:1001;
}
.burger:hover{
  transform:rotate(90deg);
}
.burger span{
  width:22px;
  height:2px;
  background:#fff;
  border-radius:2px;
  transition:var(--transition);
}
.burger.active{
  background:var(--accent);
}
.burger.active span:nth-child(1){transform:rotate(45deg) translate(6px,6px)}
.burger.active span:nth-child(2){opacity:0}
.burger.active span:nth-child(3){transform:rotate(-45deg) translate(7px,-7px)}

/* ================= SECTION HEADERS AMÉLIORÉS ================= */
.section-header{
  text-align:center;
  margin-bottom:60px;
  position:relative;
}
.section-header::before{
  content:'';
  position:absolute;
  top:-20px;left:50%;
  transform:translateX(-50%);
  width:80px;height:4px;
  background:var(--gradient);
  border-radius:2px;
}
.section-header h2{
  font-size:48px;
  margin-bottom:16px;
  background:var(--gradient);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
  position:relative;
}
.section-header h2::after{
  content:'';
  position:absolute;
  bottom:-12px;left:50%;
  transform:translateX(-50%);
  width:60px;height:3px;
  background:var(--secondary);
  border-radius:2px;
  opacity:.6;
}
.section-header p{
  font-size:18px;
  color:var(--gray);
  max-width:720px;
  margin:0 auto;
  line-height:1.6;
}

/* ================= FEATURES/MISSIONS AMÉLIORÉES ================= */
.features{
  background:linear-gradient(180deg,#f7f9ff,#fff);
  position:relative;
}
.features::before{
  content:'';
  position:absolute;
  top:0;left:0;
  right:0;height:100px;
  background:linear-gradient(to bottom,var(--gray-light),transparent);
}
.features-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:30px;
}
.feature-card{
  background:#fff;
  border-radius:var(--radius-lg);
  padding:32px;
  border:1px solid var(--gray-border);
  box-shadow:var(--shadow-sm);
  transition:var(--transition);
  position:relative;
  overflow:hidden;
}
.feature-card::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:100%;
  height:100%;
  background:var(--gradient);
  opacity:0;
  transition:var(--transition);
}
.feature-card:hover::before{
  opacity:0.02;
}
.feature-card:hover{
  transform:translateY(-8px);
  box-shadow:var(--shadow-lg);
  border-color:var(--primary);
}
.feature-card:hover .feature-icon{
  transform:scale(1.1) rotate(5deg);
}
.feature-icon{
  width:70px;
  height:70px;
  background:var(--gradient);
  border-radius:20px;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:28px;
  margin-bottom:20px;
  transition:var(--transition);
  position:relative;
  z-index:1;
  box-shadow:var(--shadow-primary);
}
.feature-icon::after{
  content:'';
  position:absolute;
  inset:-4px;
  background:var(--gradient);
  border-radius:24px;
  opacity:.2;
  filter:blur(8px);
  z-index:-1;
}
.feature-card h3{
  font-size:22px;
  margin-bottom:12px;
  position:relative;
  z-index:1;
}
.feature-card p{
  color:var(--gray);
  font-size:15px;
  line-height:1.6;
  position:relative;
  z-index:1;
}

/* ================= EVENTS AMÉLIORÉS (CARDS FLEX) ================= */
.events-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:30px;
}

.event-card{
  background:#fff;
  border-radius:24px;
  border:1px solid var(--gray-border);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:var(--transition);
  position:relative;
  display:flex;
  flex-direction:column;
  height:100%;
}

.event-card::before{
  content:'';
  position:absolute;
  top:0;left:0;
  right:0;bottom:0;
  background:var(--gradient);
  opacity:0;
  transition:var(--transition);
  z-index:1;
  pointer-events:none;
}
.event-card:hover::before{
  opacity:0.03;
}
.event-card:hover{
  transform:translateY(-8px);
  box-shadow:var(--shadow-lg);
  border-color:var(--primary);
}

/* Images sans overlay blanc */
.event-media,
.event-image{
  height:240px;
  background:transparent !important;
  position:relative;
  overflow:hidden;
  flex-shrink:0;
}

.event-media::before,
.event-media::after,
.event-image::before,
.event-image::after{
  display:none !important;
}

.event-media img,
.event-image img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:var(--transition-slow);
  opacity:1 !important;
  filter:none !important;
}
.event-card:hover img{
  transform:scale(1.08);
}

.event-content{
  padding:24px;
  position:relative;
  z-index:2;
  flex-grow:1;
  display:flex;
  flex-direction:column;
}
.event-content h3{
  font-size:20px;
  margin-bottom:8px;
  color:var(--dark);
}
.event-content p{
  font-size:15px;
  color:var(--gray);
  line-height:1.6;
  margin-bottom:16px;
  flex-grow:1;
}
.event-date{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 12px;
  background:var(--primary-light);
  color:var(--primary);
  border-radius:20px;
  font-size:13px;
  font-weight:600;
  margin-bottom:16px;
  width:fit-content;
}

/* Boutons événements alignés */
.event-actions{
  display:flex;
  gap:12px;
  margin-top:auto;
  padding-top:16px;
  border-top:1px solid var(--gray-border);
}
.event-actions .btn{
  flex:1;
  min-width:0;
  padding:12px 20px;
  font-size:14px;
  min-height:46px;
}

/* ================= CTA AMÉLIORÉ ================= */
.cta{
  padding:100px 0;
  position:relative;
}
.cta::before{
  content:'';
  position:absolute;
  top:0;left:0;
  right:0;bottom:0;
  background:radial-gradient(circle at 20% 50%,rgba(0,51,204,.1),transparent 50%);
}
.cta-card{
  position:relative;
  border-radius:var(--radius-xl);
  background:var(--gradient-dark);
  padding:60px 40px;
  color:#fff;
  text-align:center;
  box-shadow:0 32px 80px rgba(0,51,204,.4);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.1);
}
.cta-card::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 20% 30%, rgba(255,215,0,.25), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255,255,255,.15), transparent 45%);
  filter:blur(40px);
  animation:ctaGlow 12s ease-in-out infinite;
}
@keyframes ctaGlow{
  0%,100%{transform:scale(1);opacity:0.8}
  50%{transform:scale(1.1);opacity:1}
}
.cta-content{
  position:relative;
  z-index:2;
}
.cta-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:12px 24px;
  border-radius:999px;
  background:rgba(255,255,255,.15);
  backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.3);
  margin-bottom:24px;
  font-weight:700;
  font-size:14px;
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%,100%{transform:scale(1)}
  50%{transform:scale(1.05)}
}
.cta h2{
  font-size:48px;
  margin-bottom:20px;
  line-height:1.2;
}
.cta p{
  font-size:18px;
  opacity:.9;
  margin-bottom:40px;
  max-width:700px;
  margin-left:auto;
  margin-right:auto;
  line-height:1.6;
}
.cta-actions{
  display:flex;
  gap:16px;
  justify-content:center;
  align-items:center;
  flex-wrap:wrap;
}

/* Bouton "Devenir membre" dans CTA - plus visible */
.cta .btn-outline,
.cta .btn-white{
  background:#ffffff !important;
  color:var(--primary) !important;
  border:2px solid rgba(255,255,255,.95) !important;
  box-shadow:0 14px 34px rgba(255,255,255,.22);
}
.cta .btn-outline:hover,
.cta .btn-white:hover{
  background:rgba(255,255,255,.95) !important;
  transform:translateY(-4px);
  box-shadow:0 20px 40px rgba(255,255,255,.3);
}

/* ================= FOOTER AMÉLIORÉ ================= */
footer{
  background:var(--dark);
  color:#fff;
  padding:80px 0 40px;
  position:relative;
}
footer::before{
  content:'';
  position:absolute;
  top:0;left:0;
  right:0;
  height:4px;
  background:var(--gradient);
}
.footer-content{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:40px;
  margin-bottom:60px;
}
.footer-brand h3{
  color:#fff;
  margin-bottom:12px;
  font-size:24px;
}
.footer-brand p{
  color:rgba(255,255,255,.7);
  max-width:300px;
  line-height:1.6;
}
.social-links{
  display:flex;
  gap:12px;
  margin-top:24px;
}
.social-link{
  width:44px;
  height:44px;
  border-radius:12px;
  background:rgba(255,255,255,.1);
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  transition:var(--transition);
  border:1px solid rgba(255,255,255,.1);
}
.social-link:hover{
  background:var(--primary);
  transform:translateY(-3px) rotate(5deg);
  box-shadow:var(--shadow-primary);
}

.footer-section h4{
  color:#fff;
  margin-bottom:20px;
  font-size:18px;
}
.footer-section ul{
  list-style:none;
}
.footer-section li{
  margin-bottom:12px;
}
.footer-section a{
  color:rgba(255,255,255,.7);
  transition:var(--transition);
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.footer-section a:hover{
  color:#fff;
  padding-left:4px;
}

.footer-bottom{
  text-align:center;
  padding-top:40px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:14px;
  color:rgba(255,255,255,.6);
}

/* ================= ANIMATIONS SUPPLÉMENTAIRES ================= */
@keyframes fadeInUp{
  from{opacity:0;transform:translateY(30px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes fadeIn{
  from{opacity:0}
  to{opacity:1}
}
.fade-in-up{animation:fadeInUp .6s ease-out}
.fade-in{animation:fadeIn .4s ease-out}

/* Parallax scroll effect */
.parallax-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  transform:translateZ(-1px) scale(1.5);
}

/* Badges et Pills */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 14px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  background:var(--primary-light);
  color:var(--primary);
}
.badge.success{background:#dcfce7;color:#16a34a}
.badge.warning{background:#fef3c7;color:#ca8a04}
.badge.danger{background:var(--accent-light);color:var(--accent)}

/* Cards avec hover 3D */
.card-3d{
  transition:transform .3s ease,box-shadow .3s ease;
}
.card-3d:hover{
  transform:perspective(1000px) rotateY(2deg) rotateX(-2deg);
}

/* ================= RESPONSIVE OPTIMISÉ ================= */
@media(max-width:1200px){
  .container{padding:0 20px}
  .section-header h2{font-size:42px}
  .features-grid{gap:24px}
  .events-grid{
    grid-template-columns:repeat(2,1fr);
    gap:24px;
  }
}

@media(max-width:1024px){
  section{padding:80px 0}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .events-grid{grid-template-columns:repeat(2,1fr)}
  .footer-content{grid-template-columns:repeat(2,1fr)}
  .section-header h2{font-size:38px}
  .cta h2{font-size:38px}
  .btn{
    min-width:180px;
    padding:14px 28px;
  }
}

@media(max-width:768px){
  section{padding:60px 0}
  
  /* Burger visible */
  .burger{display:flex}
  
  /* Menu mobile */
  .nav-menu{
    display:none;
    position:fixed;
    top:90px;
    left:20px;
    right:20px;
    background:#fff;
    border-radius:24px;
    padding:20px;
    flex-direction:column;
    box-shadow:var(--shadow-lg);
    z-index:1000;
    border:1px solid var(--gray-border);
  }
  .nav-menu.active{
    display:flex;
    animation:slideDown .3s ease;
  }
  @keyframes slideDown{
    from{opacity:0;transform:translateY(-20px)}
    to{opacity:1;transform:translateY(0)}
  }
  
  /* Headers */
  .section-header{margin-bottom:40px}
  .section-header h2{font-size:32px}
  .section-header p{font-size:16px}
  
  /* Grilles */
  .features-grid,
  .events-grid{
    grid-template-columns:1fr;
    gap:20px;
  }
  
  /* Boutons mobile - full width et alignés */
  .btn{
    width:100%;
    min-width:100%;
    padding:16px 24px;
    min-height:52px;
  }
  
  .hero-actions,
  .cta-actions,
  .event-actions{
    flex-direction:column;
    gap:12px;
    width:100%;
  }
  
  .event-actions .btn{
    min-height:48px;
  }
  
  /* CTA */
  .cta{padding:60px 0}
  .cta-card{
    padding:40px 24px;
    border-radius:28px;
  }
  .cta h2{font-size:28px}
  .cta p{font-size:16px;margin-bottom:30px}
  .cta-badge{
    padding:10px 20px;
    font-size:13px;
  }
  
  /* Footer */
  .footer-content{
    grid-template-columns:1fr;
    gap:40px;
  }
  
  /* Event cards */
  .event-media,
  .event-image{
    height:200px;
  }
  .event-content{
    padding:20px;
  }
}

@media(max-width:480px){
  .container{padding:0 16px}
  .section-header h2{font-size:26px}
  .section-header p{font-size:15px}
  
  .brand-text h1{font-size:20px}
  .brand-logo{width:48px;height:48px}
  
  .feature-card,
  .event-content{padding:20px}
  
  .feature-icon{
    width:60px;
    height:60px;
    font-size:24px;
  }
  
  .cta h2{font-size:24px}
  .cta p{font-size:15px}
  
  .btn{
    font-size:14px;
    padding:14px 20px;
    min-height:50px;
  }
  
  .event-media,
  .event-image{
    height:180px;
  }
}

/* ================= DESIGN ADDITIONNELS ================= */

/* Scroll indicator */
.scroll-indicator{
  position:fixed;
  top:0;left:0;
  height:4px;
  background:var(--gradient);
  z-index:9999;
  transition:width .1s;
}

/* Loading animation */
.loading{
  display:inline-block;
  width:20px;
  height:20px;
  border:3px solid rgba(0,51,204,.1);
  border-top-color:var(--primary);
  border-radius:50%;
  animation:spin .8s linear infinite;
}
@keyframes spin{
  to{transform:rotate(360deg)}
}

/* Tooltips */
.tooltip{
  position:relative;
  cursor:help;
}
.tooltip::after{
  content:attr(data-tooltip);
  position:absolute;
  bottom:100%;
  left:50%;
  transform:translateX(-50%) translateY(-8px);
  padding:8px 12px;
  background:var(--dark);
  color:#fff;
  font-size:12px;
  border-radius:8px;
  white-space:nowrap;
  opacity:0;
  pointer-events:none;
  transition:var(--transition);
}
.tooltip:hover::after{
  opacity:1;
  transform:translateX(-50%) translateY(-4px);
}

/* Stats counter */
.stat-number{
  font-size:48px;
  font-weight:800;
  background:var(--gradient);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
  line-height:1;
}

/* Progress bars */
.progress-bar{
  width:100%;
  height:8px;
  background:var(--gray-light);
  border-radius:999px;
  overflow:hidden;
}
.progress-fill{
  height:100%;
  background:var(--gradient);
  border-radius:999px;
  transition:width 1s ease;
}

/* Dividers */
.divider{
  height:1px;
  background:linear-gradient(90deg,transparent,var(--gray-border),transparent);
  margin:60px 0;
}

/* Back to top button */
.back-to-top{
  position:fixed;
  bottom:30px;
  right:30px;
  width:50px;
  height:50px;
  background:var(--gradient);
  color:#fff;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:var(--shadow-primary);
  cursor:pointer;
  opacity:0;
  pointer-events:none;
  transition:var(--transition);
  z-index:999;
}
.back-to-top.visible{
  opacity:1;
  pointer-events:auto;
}
.back-to-top:hover{
  transform:translateY(-5px);
  box-shadow:0 20px 40px rgba(0,51,204,.3);
}