:root{--isa-blue:#0b47b2;--isa-red:#c4202b;--dark:#0b1220}
.nav-link{color:#14213d;transition:color .2s, transform .2s;}
.nav-link:hover{color:var(--isa-red); transform:translateY(-1px);}
.bg-gradient-footer{background:linear-gradient(180deg,#0b47b2,#0a2a72);}
.hero{position:relative; min-height:70vh; overflow:hidden;}
.hero .overlay{position:absolute; inset:0; background:linear-gradient(180deg,rgba(0,0,0,.35),rgba(0,0,0,.55));}
.hero .slide{position:absolute; inset:0; background-size:cover; background-position:center;
  transform:scale(1.1); animation:zoom 14s ease-in-out infinite;}
@keyframes zoom{0%{transform:scale(1.1)}50%{transform:scale(1.18)}100%{transform:scale(1.1)}}

/* New minimal preloader */
.preloader{position:fixed; inset:0; display:grid; place-items:center; background:#0b1220; z-index:9999}
.pre-inner{width:min(520px,92vw); text-align:center; color:#e5eefc}
.pre-logo{height:70px; width:auto; filter:drop-shadow(0 6px 18px rgba(0,0,0,.45))}
.pre-title{opacity:.85}
.pre-services{margin-top:.25rem; font-size:.95rem; white-space:nowrap; overflow:hidden; position:relative}
.pre-services:before,.pre-services:after{content:'';position:absolute;top:0;bottom:0;width:40px}
.pre-services:before{left:0;background:linear-gradient(90deg,#0b1220,transparent)}
.pre-services:after{right:0;background:linear-gradient(270deg,#0b1220,transparent)}
#preServices{display:inline-block; animation:marq 8s linear infinite}
@keyframes marq{0%{transform:translateX(40%)}100%{transform:translateX(-40%)}}
.pre-bar{height:8px; background:rgba(255,255,255,.08); border-radius:999px; overflow:hidden}
.pre-bar span{display:block; height:100%; width:0%; background:linear-gradient(90deg,#0ea5e9,#2563eb,#e11d48);
  background-size:200% 100%; animation:flow 1.4s linear infinite}
@keyframes flow{to{background-position:200% 0}}

/* Testimonials */
.testi-card{border:0; box-shadow:0 8px 30px rgba(2,13,46,.08); border-radius:18px; overflow:hidden; background:#fff}
.testi-avatar{width:54px;height:54px;border-radius:50%;background:#e6eefb;display:inline-grid;place-items:center;font-weight:700;color:#0b47b2}
.star{color:#f6c74f}