/* BIMT - Badaun Institute of Management & Technology */

:root{
  --bg: #0b1020;
  --surface: rgba(255,255,255,0.08);
  --surface-2: rgba(255,255,255,0.12);
  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.7);
  --primary: #4f46e5; /* indigo */
  --secondary: #7c3aed; /* violet */
  --gold: #fbbf24;
  --ring: rgba(251,191,36,0.35);
  --shadow: 0 18px 50px rgba(0,0,0,0.35);
  --shadow-soft: 0 12px 28px rgba(0,0,0,0.22);
  --radius: 18px;
  --radius-sm: 12px;
  --container: 1140px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: radial-gradient(900px 500px at 10% 10%, rgba(124,58,237,0.25), transparent 55%),
              radial-gradient(700px 450px at 90% 20%, rgba(79,70,229,0.25), transparent 55%),
              radial-gradient(600px 450px at 50% 90%, rgba(251,191,36,0.14), transparent 60%),
              var(--bg);
  color: var(--text);
  line-height:1.6;
}

img{ max-width:100%; height:auto; }

/* Loading screen */
#loader{
  position:fixed;
  inset:0;
  background: linear-gradient(135deg, rgba(79,70,229,0.25), rgba(124,58,237,0.25)), #070a14;
  z-index:9999;
  display:flex;
  align-items:center;
  justify-content:center;
}
#loader .spinner{
  width:84px; height:84px;
  border-radius:50%;
  border: 6px solid rgba(255,255,255,0.12);
  border-top-color: var(--gold);
  animation: spin 1.1s linear infinite;
  box-shadow: 0 0 0 10px rgba(251,191,36,0.08);
}
#loader .loader-text{
  margin-top:14px;
  text-align:center;
  font-weight:700;
  letter-spacing:0.4px;
  color: rgba(255,255,255,0.9);
}
@keyframes spin{ to{ transform:rotate(360deg); } }

/* Navbar */
.navbar{
  background: rgba(11,16,32,0.55) !important;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.navbar.scrolled{ box-shadow: 0 10px 30px rgba(0,0,0,0.25); }
.navbar-brand{
  font-weight:900;
  letter-spacing:0.6px;
}
.navbar-brand span{
  color: var(--gold);
}
.navbar .nav-link{
  color: rgba(255,255,255,0.78);
  font-weight:600;
  padding: 10px 12px;
  border-radius: 999px;
  transition: 0.25s ease;
}
.navbar .nav-link:hover{
  color: rgba(255,255,255,0.95);
  background: rgba(255,255,255,0.08);
}
.navbar .nav-link.active{
  color: #0b1020;
  background: linear-gradient(135deg, rgba(251,191,36,0.95), rgba(255,255,255,0.85));
}

/* Hero */
.hero{
  position:relative;
  min-height: 92vh;
  display:flex;
  align-items:center;
  padding: 90px 0 60px;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(120deg, rgba(0,0,0,0.65), rgba(0,0,0,0.15)),
              url('https://images.unsplash.com/photo-1523050854058-8df90110c9f1?auto=format&fit=crop&w=1600&q=60') center/cover no-repeat;
  filter: saturate(1.05);
  z-index:0;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background: radial-gradient(600px 320px at 20% 20%, rgba(79,70,229,0.35), transparent 60%),
              radial-gradient(540px 320px at 80% 10%, rgba(124,58,237,0.30), transparent 55%),
              radial-gradient(440px 260px at 60% 80%, rgba(251,191,36,0.18), transparent 60%);
  z-index:0;
}
.hero .container{ position:relative; z-index:1; }

.badge-soft{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.09);
  border: 1px solid rgba(255,255,255,0.14);
  color: rgba(255,255,255,0.86);
}
.badge-soft i{ color: var(--gold); }

.hero h1{
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  font-weight: 900;
  letter-spacing: -0.6px;
}
.hero p{
  color: rgba(255,255,255,0.78);
  font-size: 1.07rem;
  max-width: 720px;
}

.hero .btn-primary{
  border:0;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 14px 35px rgba(124,58,237,0.25);
}
.hero .btn-primary:hover{ filter: brightness(1.05); transform: translateY(-1px); }

.hero .btn-outline-light{
  border-color: rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.92);
  background: rgba(255,255,255,0.06);
}
.hero .btn-outline-light:hover{
  border-color: rgba(251,191,36,0.6);
  box-shadow: 0 0 0 4px var(--ring);
}

.glow{
  position:absolute;
  right:-120px; top: -140px;
  width: 420px; height: 420px;
  background: radial-gradient(circle at 30% 30%, rgba(251,191,36,0.28), transparent 60%),
              radial-gradient(circle at 70% 70%, rgba(124,58,237,0.28), transparent 55%);
  filter: blur(2px);
  z-index:0;
  animation: floaty 6s ease-in-out infinite;
}
@keyframes floaty{
  0%,100%{ transform: translate(0,0); }
  50%{ transform: translate(-18px, 16px); }
}

/* Sections */
.section-title{
  font-weight: 900;
  letter-spacing:-0.4px;
}
.section-subtitle{ color: var(--muted); }

.card-glass{
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}
.card-glass:hover{ transform: translateY(-4px); transition: transform .25s ease; }

.feature-icon{
  width: 46px; height:46px;
  border-radius: 14px;
  display:flex; align-items:center; justify-content:center;
  background: linear-gradient(135deg, rgba(79,70,229,0.35), rgba(124,58,237,0.25));
  border: 1px solid rgba(255,255,255,0.14);
}
.feature-icon i{ color: var(--gold); }

/* Gallery cards zoom */
.gal-img{ border-radius: 14px; overflow:hidden; position:relative; }
.gal-img img{ transition: transform .5s ease; }
.gal-img:hover img{ transform: scale(1.07); }

/* Counters */
.counter{
  padding: 22px 18px;
}
.counter .num{ font-size: 2.2rem; font-weight: 900; color: var(--gold); }
.counter .label{ color: rgba(139, 139, 144, 0.933); font-weight:700; }

/* Testimonials */
.testimonial-card{ padding: 26px 22px; }
.quote-icon{ color: rgba(251,191,36,0.95); }

/* Accordions */
.accordion-button{
  background: rgba(255,255,255,0.06) !important;
  color: rgba(255,255,255,0.92) !important;
  border-radius: var(--radius-sm) !important;
}
.accordion-item{ background: transparent !important; border-color: rgba(255,255,255,0.12) !important; }
.accordion-button:not(.collapsed)::after{ filter: brightness(2); }

/* Footer */
.footer{
  background: rgba(0,0,0,0.22);
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer a{ color: rgba(255,255,255,0.8); text-decoration:none; }
.footer a:hover{ color: #fff; }

/* Back to top */
#backToTop{
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 1000;
  display:none;
}

/* WhatsApp */
#whatsapp{
  position: fixed;
  left: 18px;
  bottom: 18px;
  z-index: 1000;
}

/* Responsive */
@media (max-width: 991px){
  .glow{ display:none; }
}