/* Base */
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family: ui-sans-serif,system-ui,Segoe UI,Roboto,Helvetica,Arial;
  background:#0b0f19;color:#f8fafc;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}

/* Colors */
:root{
  --brand1:#7c3aed; /* purple */
  --brand2:#f43f5e; /* pink */
  --brand3:#f59e0b; /* orange */
  --accent:#38bdf8; /* cyan */
  --line:#1e293b;
  --radius:14px;
  --max:1140px;
}

/* Layout */
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,15,25,.75);
  backdrop-filter:blur(10px) saturate(150%);
  border-bottom:1px solid var(--line);
}
.navbar{display:flex;justify-content:space-between;align-items:center;height:64px}
.navbar nav a{margin-left:18px;color:#cbd5e1}
.navbar nav a:hover{color:#fff}

/* NEW: ensure the logo's parent has a height to resolve % on the img */
.navbar > a{
  display:flex;            /* become a flex box for perfect centering */
  align-items:center;
  height:80%;             /* now 100% = 64px from .navbar */
}


/* make the logo 80% of the anchor (i.e., ~51px if navbar is 64px) */
.navbar > a > img.logo {
  height:80%;
  width:auto;
  display:block;
}

/* Hero with multi gradient background */
.hero{
  position:relative;
  text-align:center;
  padding:120px 20px;
  overflow:hidden;
}
.hero h1{
  font-size:clamp(36px,6vw,72px);
  font-weight:800;
  color:white;
  line-height:1.05;
  letter-spacing:-0.02em;
}
.hero p{
  margin-top:20px;
  color:#cbd5e1;
  font-size:1.25rem;
  max-width:760px;
  margin-left:auto;
  margin-right:auto;
}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background:
    radial-gradient(40% 40% at 20% 30%, var(--brand1) 0%, transparent 70%),
    radial-gradient(35% 35% at 70% 40%, var(--brand2) 0%, transparent 70%),
    radial-gradient(30% 30% at 50% 70%, var(--brand3) 0%, transparent 70%);
  filter:blur(80px);
  opacity:.8;
  z-index:-1;
}

/* Buttons */
.btn{display:inline-block;padding:12px 20px;border-radius:999px;font-weight:600}
.btn.primary{background:linear-gradient(90deg,var(--brand1),var(--brand2),var(--brand3));color:#fff}
.btn.secondary{border:1px solid #475569;color:#e2e8f0;background:transparent}
.btn:hover{filter:brightness(1.05)}

/* Sections */
.section{padding:80px 0}
.section h2{font-size:2rem;font-weight:700;text-align:center;margin-bottom:30px}
.tiles{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.tile{padding:24px;border-radius:var(--radius);background:#111827;border:1px solid var(--line)}
.tile h3{margin-bottom:8px;color:var(--accent)}
.tile p{color:#cbd5e1;font-size:.95rem}

/* Mobile Menu */
.mobile-menu-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:8px}
.mobile-menu-toggle span{width:24px;height:2px;background:#cbd5e1;transition:all 0.3s}
.mobile-menu-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.mobile-menu-toggle.active span:nth-child(2){opacity:0}
.mobile-menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}

@media (max-width:768px){
  .mobile-menu-toggle{display:flex}
  .navbar nav{
    position:absolute;top:64px;left:0;right:0;
    background:rgba(11,15,25,.98);
    backdrop-filter:blur(10px);
    flex-direction:column;align-items:flex-start;
    padding:20px;border-top:1px solid var(--line);
    max-height:0;overflow:hidden;transition:max-height 0.3s
  }
  .navbar nav.active{max-height:400px}
  .navbar nav a{margin:10px 0;width:100%}
}

/* Trust Bar */
.trust-bar{background:#1e293b;padding:12px 0;border-bottom:1px solid var(--line)}
.trust-items{display:flex;justify-content:center;gap:40px;flex-wrap:wrap}
.trust-item{color:#94a3b8;font-size:.9rem;display:flex;align-items:center;gap:8px}
.trust-item strong{color:#f8fafc;font-weight:600}

/* Course Cards */
.course-card{
  background:linear-gradient(135deg,#1e293b 0%,#0f172a 100%);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;transition:transform 0.2s,box-shadow 0.2s;
  position:relative;overflow:hidden
}
.course-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--brand1),var(--brand2),var(--brand3))
}
.course-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.3)}
.course-card h3{font-size:1.5rem;margin-bottom:12px;color:#fff}
.course-card .course-meta{
  display:flex;gap:16px;margin:12px 0;flex-wrap:wrap;
  font-size:.9rem;color:#94a3b8
}
.course-card .course-meta span{display:flex;align-items:center;gap:4px}
.course-card .course-price{
  font-size:1.8rem;font-weight:700;color:var(--accent);
  margin:16px 0
}
.course-card .btn{width:100%;margin-top:12px}

/* Features Grid */
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px;margin:40px 0}
.feature{text-align:center;padding:24px}
.feature-icon{
  width:64px;height:64px;margin:0 auto 16px;
  background:linear-gradient(135deg,var(--brand1),var(--brand2));
  border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:28px
}
.feature h3{font-size:1.2rem;margin-bottom:8px;color:#fff}
.feature p{color:#94a3b8;font-size:.95rem}

/* Testimonials */
.testimonial{
  background:#111827;border:1px solid var(--line);
  border-radius:var(--radius);padding:28px;margin:20px 0
}
.testimonial-content{font-style:italic;color:#cbd5e1;margin-bottom:16px;line-height:1.6}
.testimonial-author{display:flex;align-items:center;gap:12px}
.testimonial-avatar{
  width:48px;height:48px;border-radius:50%;
  background:linear-gradient(135deg,var(--brand1),var(--brand2))
}
.testimonial-info h4{color:#fff;font-size:.95rem;margin-bottom:4px}
.testimonial-info p{color:#64748b;font-size:.85rem}
.stars{color:#f59e0b;font-size:1.1rem;margin-bottom:12px}

/* Forms */
.form-group{margin-bottom:20px}
.form-group label{display:block;margin-bottom:8px;color:#e2e8f0;font-weight:500}
.form-group input,.form-group textarea,.form-group select{
  width:100%;padding:12px;border-radius:8px;
  background:#1e293b;border:1px solid #475569;
  color:#f8fafc;font-size:1rem;font-family:inherit
}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{
  outline:none;border-color:var(--accent)
}
.form-group textarea{resize:vertical;min-height:120px}
.form-group small{display:block;margin-top:4px;color:#94a3b8;font-size:.85rem}
.form-required{color:var(--brand2)}

/* Timeline */
.timeline{position:relative;padding:20px 0}
.timeline::before{
  content:"";position:absolute;left:30px;top:0;bottom:0;
  width:2px;background:var(--line)
}
.timeline-item{position:relative;padding-left:60px;margin-bottom:30px}
.timeline-dot{
  position:absolute;left:22px;top:0;
  width:18px;height:18px;border-radius:50%;
  background:var(--accent);border:3px solid #0b0f19
}
.timeline-content{background:#1e293b;padding:16px 20px;border-radius:8px;border-left:3px solid var(--accent)}
.timeline-year{color:var(--accent);font-weight:700;font-size:.9rem;margin-bottom:4px}
.timeline-title{color:#fff;font-weight:600;margin-bottom:4px}
.timeline-desc{color:#94a3b8;font-size:.9rem}

/* Accordion */
.accordion-item{border:1px solid var(--line);border-radius:8px;margin-bottom:12px;overflow:hidden}
.accordion-header{
  background:#1e293b;padding:16px 20px;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;
  transition:background 0.2s
}
.accordion-header:hover{background:#2d3d54}
.accordion-header h3{margin:0;font-size:1.05rem;color:#fff}
.accordion-icon{color:var(--accent);font-size:1.2rem;transition:transform 0.3s}
.accordion-item.active .accordion-icon{transform:rotate(180deg)}
.accordion-content{
  max-height:0;overflow:hidden;transition:max-height 0.3s ease;
  background:#111827
}
.accordion-content.active{max-height:500px}
.accordion-body{padding:20px;color:#cbd5e1;line-height:1.6}

/* Table */
table{width:100%;border-collapse:collapse;margin:20px 0}
th,td{padding:12px;text-align:left;border-bottom:1px solid var(--line)}
th{background:#1e293b;color:#fff;font-weight:600}
td{color:#cbd5e1}
tr:hover{background:#1e293b}

/* Footer */
footer{background:#0f172a;border-top:1px solid var(--line);padding:60px 0 20px;margin-top:80px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:40px;margin-bottom:40px}
.footer-col h4{color:#fff;margin-bottom:16px;font-size:1.1rem}
.footer-col p{color:#94a3b8;font-size:.9rem;line-height:1.6;margin-bottom:12px}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:8px}
.footer-col ul li a{color:#94a3b8;font-size:.9rem;transition:color 0.2s}
.footer-col ul li a:hover{color:var(--accent)}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:20px;
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:12px
}
.footer-bottom p{color:#64748b;font-size:.85rem}
.company-details{font-size:.85rem;line-height:1.6;margin-top:8px}

/* Badge */
.badge{
  display:inline-block;padding:4px 12px;border-radius:16px;
  font-size:.8rem;font-weight:600;background:#1e293b;
  border:1px solid var(--line);color:var(--accent)
}
.badge.coming-soon{background:#422006;border-color:#78350f;color:#fbbf24}

/* Call to Action Box */
.cta-box{
  background:linear-gradient(135deg,rgba(124,58,237,.1),rgba(244,63,94,.1));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:40px;text-align:center;margin:40px 0
}
.cta-box h2{font-size:2rem;margin-bottom:16px;color:#fff}
.cta-box p{font-size:1.1rem;color:#cbd5e1;margin-bottom:24px}

/* Utility Classes */
.text-center{text-align:center}
.text-muted{color:#94a3b8}
.mt-1{margin-top:10px}
.mt-2{margin-top:20px}
.mt-3{margin-top:30px}
.mb-1{margin-bottom:10px}
.mb-2{margin-bottom:20px}
.mb-3{margin-bottom:30px}
.py-1{padding-top:10px;padding-bottom:10px}
.py-2{padding-top:20px;padding-bottom:20px}
.py-3{padding-top:30px;padding-bottom:30px}