*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family:'Hind Siliguri',sans-serif;
}

body{
  background: #0b0e11;
  background: radial-gradient(circle at 0% 0%, #161a2e 0%, #0b0e11 100%);
  overflow-x:hidden;
  color: #e2e8f0;
}

a{
  text-decoration:none;
}

/* =========================
   NAVBAR
========================= */

.navbar{
  background:#070b2d;
  padding:14px 0;
}

.navbar-brand{
  color:#fff !important;
  font-size:28px;
  font-weight:700;
}

.nav-link{
  color:#d8d8d8 !important;
}

.nav-link:hover{
  color:#fff !important;
}

/* =========================
   HERO
========================= */

.hero{
  background:#070b2d;
  color:#fff;
  padding:60px 0 80px;
  overflow:hidden;
  position:relative;
}

.hero::before{
  content:'';
  position:absolute;
  width:500px;
  height:500px;
  background:rgba(59,130,246,0.2);
  border-radius:50%;
  top:-150px;
  right:-150px;
  filter:blur(90px);
}

.hero h1{
  font-size:60px;
  font-weight:700;
  line-height:1.3;
  margin-bottom:20px;
}

.hero h1 span{
  color:#ffcc00;
}

.hero p{
  color:#d7d7d7;
  font-size:20px;
  line-height:1.8;
}

/* =========================
   BUTTONS
========================= */

.btn-main{
  background:linear-gradient(90deg,#3b82f6,#1e40af);
  color:#fff;
  border:none;
  padding:14px 28px;
  border-radius:14px;
  font-weight:600;
  box-shadow:0 10px 25px rgba(59,130,246,0.25);
  transition:0.3s;
}

.btn-main:hover{
  transform:translateY(-2px);
  color:#fff;
}

.btn-outline-custom{
  border:1px solid rgba(255,255,255,0.25);
  color:#fff;
  padding:14px 28px;
  border-radius:14px;
  font-weight:600;
  transition:0.3s;
  background:rgba(255,255,255,0.03);
}

.btn-outline-custom:hover{
  background:#fff;
  color:#111;
}

/* =========================
   STATS
========================= */

.stats-card{
  background:rgba(255,255,255,0.05);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:22px;
  padding:15px 10px;
  margin-top:35px;
  backdrop-filter:blur(12px);
}

.stats-item{
  background:rgba(255,255,255,0.06);
  border-radius:16px;
  padding:15px 10px;
}

.stats-item h3{
  color:#10b981;
  font-weight:700;
  margin-bottom:5px;
}

.stats-item p{
  color:#ddd;
  font-size:14px;
  margin:0;
}

/* =========================
   HERO CARD
========================= */

.hero-card{
  background:linear-gradient(180deg,#161c52,#0b1033);
  border-radius:35px;
  padding:25px;
  border:1px solid rgba(255,255,255,0.08);
  box-shadow:0 15px 40px rgba(0,0,0,0.35);
  position:relative;
  overflow:hidden;
}

.hero-card img{
  width:100%;
  border-radius:25px;
  display:block;
}

/* FLOATING BADGE */

.floating-badge{
  position:absolute;
  bottom:20px;
  right:20px;
  background:rgba(255,255,255,0.1);
  backdrop-filter:blur(14px);
  border: 2px solid #ffcc00;
  padding:18px 26px;
  border-radius:24px;
  color:#fff;
  box-shadow: 0 15px 35px rgba(0,0,0,0.3);
  text-align: center;
}

.floating-badge small{
  display:inline-block;
  color:#fff;
  font-size:14px;
  font-weight:900;
  margin-bottom:12px;
  border-bottom: 3px solid #ffcc00;
  padding-bottom: 2px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.floating-badge h4{
  margin:0;
  font-size:46px;
  font-weight:900;
  color:#00ff99;
  line-height: 1;
}

/* =========================
   SECTION
========================= */

section{
  padding:20px 0;
}

.section-title{
  text-align:center;
  margin-bottom:55px;
}

.section-title h2{
  font-size:42px;
  font-weight:700;
  position:relative;
  display:inline-block;
  color: #fff;
}

.section-title h2::after{
  content:'';
  width:80px;
  height:4px;
  background:#3b82f6;
  position:absolute;
  left:50%;
  transform:translateX(-50%);
  bottom:-14px;
  border-radius:10px;
}

/* =========================
   DESKTOP FEATURE CARD
========================= */

.feature-card{
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  border-radius: 24px;
  padding: 30px 20px;
  text-align:center;
  height:100%;
  box-shadow:0 10px 30px rgba(0,0,0,0.2);
  transition: 0.3s;
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-5px);
}

.feature-icon{
  width:75px;
  height:75px;
  background:rgba(59,130,246,0.15);
  color:#3b82f6;
  border-radius:20px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin:auto;
  margin-bottom:20px;
  font-size:32px;
}

.feature-card h5{
  font-weight:700;
  margin-bottom:10px;
  color: #fff;
}

.feature-card p{
  color: rgba(255, 255, 255, 0.6);
  line-height:1.7;
  margin:0;
}

/* =========================
   DESKTOP PACKAGE CARD
========================= */

.package-card{
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  border-radius: 24px;
  padding: 25px;
  height:100%;
  box-shadow:0 10px 30px rgba(0,0,0,0.2);
  transition: 0.3s;
}

.package-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-5px);
}

.package-number{
  width:45px;
  height:45px;
  background:#3b82f6;
  color:#fff;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
  margin-bottom:20px;
}

.package-card img{
  width:85px;
  margin-bottom:20px;
  filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.2));
}

.package-card h4{
  font-weight:700;
  margin-bottom:10px;
  color: #fff;
}

.package-card p{
  color: rgba(255, 255, 255, 0.6);
  line-height:1.7;
  margin:0;
}

/* =========================
   MOBILE COMBINED CARD
========================= */

.mobile-combined-card{
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  border-radius: 28px;
  overflow:hidden;
  box-shadow:0 15px 40px rgba(0,0,0,0.2);
}

.mobile-item{
  display:flex;
  align-items:flex-start;
  gap:16px;
  padding:22px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-item:last-child{
  border-bottom:none;
}

.mobile-icon{
  min-width:65px;
  width:65px;
  height:65px;
  border-radius:20px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:28px;
  background:linear-gradient(135deg,#3b82f6,#1e40af);
  color:#fff;
  box-shadow:0 10px 25px rgba(59,130,246,0.25);
}

.mobile-icon img{
  width:34px;
  height:34px;
  object-fit:contain;
  filter:brightness(0) invert(1);
}

.mobile-content h5{
  font-size:19px;
  font-weight:700;
  margin-bottom:6px;
  color: #fff;
}

.mobile-content p{
  color: rgba(255, 255, 255, 0.6);
  line-height:1.7;
  margin:0;
  font-size:15px;
}

/* =========================
   COURSE BOX
========================= */

.course-box{
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
  border-radius: 30px;
  padding: 40px;
  box-shadow:0 10px 30px rgba(0,0,0,0.3);
}

.course-list li{
  margin-bottom:15px;
  font-size:18px;
}

/* =========================
   REFUND CARD
========================= */

.refund-card{
  border: 2px dotted rgba(59, 130, 246, 0.4);
  border-radius: 25px;
  padding: 30px;
  background: rgba(59, 130, 246, 0.05);
  transition: 0.3s;
}

.refund-card:hover{
  background: rgba(59, 130, 246, 0.08);
}

/* =========================
   CTA
========================= */

.cta{
  background:linear-gradient(90deg,#3b82f6,#1e40af);
  color:#fff;
  border-radius:35px;
  padding:70px 30px;
  text-align:center;
}

.cta h2{
  font-size:48px;
  font-weight:700;
  margin-bottom:20px;
}

.cta p{
  color:#eee;
  font-size:20px;
}

/* =========================
   FOOTER
========================= */

footer{
  background:#070b2d;
  color:#fff;
  text-align:center;
  padding:35px 0;
}

/* =========================
   MOBILE
========================= */

@media(max-width:768px){

  .hero{
    text-align:center;
    padding-top:60px;
  }

  .hero h1{
    font-size:38px;
  }

  .hero p{
    font-size:17px;
  }

  .hero-card{
    margin-top:20px;
    padding:18px;
    border-radius:28px;
  }

  .hero-card img{
    border-radius:18px;
  }

  .floating-badge{
    bottom:14px;
    right:14px;
    padding:10px 16px;
    border-radius:18px;
  }

  .floating-badge h4{
    font-size:22px;
  }

  .floating-badge small{
    font-size:11px;
  }

  .section-title{
    margin-bottom:35px;
  }

  .section-title h2{
    font-size:30px;
  }

  .course-box{
    padding:25px;
  }

  .cta{
    padding:50px 20px;
  }

  .cta h2{
    font-size:32px;
  }

  .cta p{
    font-size:16px;
  }

  .mobile-item{
    padding:20px 16px;
  }

  .mobile-icon{
    width:58px;
    height:58px;
    min-width:58px;
    border-radius:18px;
    font-size:24px;
  }

  .mobile-content h5{
    font-size:17px;
  }

  .mobile-content p{
    font-size:14px;
  }

  .course-list {
    display: block;
  }

  .course-list li {
    width: 88%;
    color: #fff;
    padding: 16px 15px;
    border-radius: 18px;
    font-size: 15px !important;
    margin-bottom: 15px !important;
    box-shadow: 0 8px 20px rgba(123, 47, 247, 0.2);
    font-weight: 600;
    display: flex;
    border: none;
  }

  .course-list li:nth-child(odd) {
    margin-right: auto;
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    border-right: 5px solid rgba(255, 255, 255, 0.3);
  }

  .course-list li:nth-child(even) {
    margin-left: auto;
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
    border-left: 5px solid rgba(255, 255, 255, 0.3);
  }

  .btn-main,
  .btn-outline-custom{
    width:100%;
    text-align:center;
  }

}