:root
{
  --bg-deep: #05000b;
  --bg-mid:  #120025;
  --accent-1: #8b5cf6;
  --accent-2: #a855f7;
  --accent-3: #9333ea;
  --accent-4: #7c3aed;
  --muted: #bfc7d6;
  --card-surface: rgba(255,255,255,0.05);
  --glass-border: rgba(255,255,255,0.08);
  --card-radius: 20px;
  --card-padding: 2rem;
  --glow-strong: 0 12px 50px rgba(139,92,246,0.25);
  --glow-subtle: 0 8px 30px rgba(139,92,246,0.15);
  --glow-accent: 0 15px 60px rgba(147,51,234,0.2);
  --max-content-width: 1180px;
  --ease: cubic-bezier(.16,.84,.24,1);
  --ease-bounce: cubic-bezier(.68,-0.55,.265,1.55);
  --ease-smooth: cubic-bezier(.25,.46,.45,.94);
}


*
{
  box-sizing: border-box;
}

html, body
{
  height: 100%;
}

body
{
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background: var(--bg-deep);
  color: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
  position: relative;
  min-height: 100vh;
  overflow-x: hidden;
}


.sr-only
{
  position: absolute !important;
  height: 1px;
  width: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
  border: 0;
  padding: 0;
  margin: -1px;
}


.bg-blob-1,
.bg-blob-2,
.bg-blob-3
{
  position: fixed;
  z-index: 0;
  pointer-events: none;
  will-change: transform, opacity, filter;
}

.bg-blob-1
{
  width: 600px;
  height: 600px;
  left: -180px;
  top: 5vh;
  background: radial-gradient(circle at 30% 30%, rgba(139,92,246,0.3), rgba(139,92,246,0.1) 35%, transparent 50%);
  filter: blur(50px) saturate(1.1);
  opacity: .9;
  animation: float1 12s ease-in-out infinite, pulse 8s ease-in-out infinite;
}

.bg-blob-2
{
  width: 480px;
  height: 480px;
  right: -100px;
  top: 8vh;
  background: radial-gradient(circle at 50% 50%, rgba(168,85,247,0.25), rgba(139,92,246,0.08) 40%, transparent 65%);
  filter: blur(45px) saturate(1.1);
  opacity: .85;
  animation: float2 16s ease-in-out infinite, pulse 10s ease-in-out infinite 2s;
}

.bg-blob-3
{
  width: 380px;
  height: 380px;
  left: 40%;
  bottom: -140px;
  background: radial-gradient(circle at 40% 40%, rgba(124,58,237,0.2), rgba(139,92,246,0.05) 60%, transparent 80%);
  filter: blur(55px) saturate(1.1);
  opacity: .75;
  animation: float3 20s ease-in-out infinite, pulse 12s ease-in-out infinite 4s;
}

/* Floating particles */
.particle
{
  position: fixed;
  z-index: 1;
  pointer-events: none;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.8), rgba(139,92,246,0.3), transparent);
  animation: floatUp 15s linear infinite;
}

.particle-1
{
  width: 8px;
  height: 8px;
  left: 10%;
  animation-delay: 0s;
  animation-duration: 20s;
}

.particle-2
{
  width: 12px;
  height: 12px;
  left: 20%;
  animation-delay: 3s;
  animation-duration: 18s;
  background: radial-gradient(circle, rgba(168,85,247,0.8), rgba(168,85,247,0.3), transparent);
}

.particle-3
{
  width: 6px;
  height: 6px;
  left: 35%;
  animation-delay: 6s;
  animation-duration: 22s;
  background: radial-gradient(circle, rgba(147,51,234,0.8), rgba(147,51,234,0.3), transparent);
}

.particle-4
{
  width: 10px;
  height: 10px;
  left: 50%;
  animation-delay: 9s;
  animation-duration: 16s;
  background: radial-gradient(circle, rgba(124,58,237,0.8), rgba(124,58,237,0.3), transparent);
}

.particle-5
{
  width: 14px;
  height: 14px;
  left: 70%;
  animation-delay: 12s;
  animation-duration: 24s;
  background: radial-gradient(circle, rgba(139,92,246,0.6), rgba(168,85,247,0.2), transparent);
}

.particle-6
{
  width: 8px;
  height: 8px;
  left: 85%;
  animation-delay: 15s;
  animation-duration: 19s;
  background: radial-gradient(circle, rgba(147,51,234,0.6), rgba(139,92,246,0.2), transparent);
}


.container
{
  position: relative;
  z-index: 10;
  max-width: var(--max-content-width);
  margin: 0 auto;
  padding: 0 1rem;
}


.navbar
{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 1rem;
  background: linear-gradient(180deg, rgba(25,0,40,0.9), rgba(15,0,25,0.8));
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  z-index: 15;
  position: sticky;
  top: 0;
}

.logo
{
  color: var(--accent-1);
  font-weight: 700;
  font-size: 1.3rem;
  text-shadow: 0 4px 18px rgba(178,107,255,0.3);
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: all 0.3s var(--ease);
}

.logo:hover
{
  transform: scale(1.05);
  filter: drop-shadow(0 0 20px rgba(178,107,255,0.5));
}

.navbar nav a
{
  color: #e9e9f3;
  text-decoration: none;
  padding: .5rem .8rem;
  border-radius: 10px;
  transition: all .3s var(--ease-smooth);
  margin-left: .6rem;
  position: relative;
  overflow: hidden;
  font-weight: 500;
}

.navbar nav a:hover
{
  background: linear-gradient(135deg, rgba(139,92,246,0.15), rgba(168,85,247,0.08));
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(139,92,246,0.2);
}

.navbar nav a::before
{
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.navbar nav a:hover::before
{
  left: 100%;
}


.hero
{
  position: relative;
  z-index: 10;
  padding: clamp(3rem, 8vw, 6rem) 0;
  text-align: center;
}

.hero-content h1
{
  font-size: clamp(2rem, 5.6vw, 3.6rem);
  margin: 0 0 .75rem;
  line-height: 1.02;
  display: inline-block;
  padding: 0 .75rem;
}

.hero-content h1::after
{
  content: "";
  display: block;
  height: 8px;
  margin-top: 1rem;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2), var(--accent-3));
  width: 40%;
  margin-left: 30%;
  filter: blur(12px);
  animation: underlineShift 6s ease-in-out infinite;
  opacity: .9;
  box-shadow: 0 0 20px rgba(139,92,246,0.3);
}

.lead
{
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 64ch;
  margin: .8rem auto 1.4rem;
}

.btn
{
  display: inline-block;
  padding: .9rem 1.6rem;
  border-radius: 12px;
  font-weight: 700;
  color: #0a0013;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  box-shadow: var(--glow-strong);
  border: 1px solid rgba(255,255,255,0.06);
  transition: transform .26s var(--ease), box-shadow .26s var(--ease);
  text-decoration: none;
}

.btn:hover
{
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 18px 60px rgba(178,107,255,0.28);
}


.section-title
{
  text-align: center;
  color: var(--accent-1);
  margin: 0 0 1rem;
  font-size: 1.6rem;
  text-shadow: 0 8px 30px rgba(178,107,255,0.04);
}

.benefits .section-title
{
  font-size: 2.2rem;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.5rem;
  position: relative;
}

.benefits .section-title::after
{
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  border-radius: 2px;
  box-shadow: 0 0 15px rgba(139,92,246,0.5);
}


.courses
{
  position: relative;
  padding: clamp(2rem, 6vw, 4.5rem) 0;
  z-index: 10;
}

.course-container
{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
  align-items: start;
  perspective: 1000px;
}

.course-card
{
  position: relative;
  width: 100%;
  max-width: 400px;
  min-height: 280px;
  border-radius: var(--card-radius);
  padding: 0;
  z-index: 1;
  transform-style: preserve-3d;
  transition: all 0.6s var(--ease-smooth);
  cursor: pointer;
  background: linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 
    0 20px 60px rgba(0,0,0,0.3),
    0 8px 25px rgba(178,107,255,0.1),
    inset 0 1px 0 rgba(255,255,255,0.1);
  overflow: hidden;
  isolation: isolate;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}



.course-card::before
{
  content: "";
  position: absolute;
  inset: -3px;
  z-index: -1;
  border-radius: calc(var(--card-radius) + 3px);
  background: linear-gradient(
    45deg,
    var(--accent-1) 0%,
    var(--accent-2) 25%,
    var(--accent-3) 50%,
    var(--accent-4) 75%,
    var(--accent-1) 100%
  );
  filter: blur(20px) saturate(1.2);
  opacity: 0.7;
  transform: translateZ(0) scale(1);
  transition: all 0.6s var(--ease-smooth);
  mask: linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  background-size: 400% 400%;
  background-position: 0% 50%;
  animation: gradientShift 8s ease-in-out infinite;
}



.course-card::after
{
  content: "";
  position: absolute;
  inset: 6px;
  z-index: 2;
  border-radius: calc(var(--card-radius) - 6px);
  background: linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.00));
  pointer-events: none;
}



.course-card .card-inner
{
  position: relative;
  z-index: 4;
  padding: var(--card-padding);
  border-radius: calc(var(--card-radius) - 3px);
  background: linear-gradient(145deg, rgba(45,0,75,0.95), rgba(35,0,55,0.9));
  min-height: 280px;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  transform: translateZ(0);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid rgba(139,92,246,0.2);
  box-shadow: 
    inset 0 1px 0 rgba(255,255,255,0.1),
    0 4px 20px rgba(0,0,0,0.3);
}


.course-card .card-inner::before,
.course-card .card-inner::after
{
  width: 80px;
  height: 80px;
  left: -30px;
  bottom: -18px;
  background: radial-gradient(circle at 40% 40%, #450b7a, transparent 45%);
  filter: blur(16px);
  animation: innerFloat 11s ease-in-out infinite reverse;
  opacity: .10;
}

.course-card .card-inner::before
{
  width: 120px;
  height: 120px;
  right: -40px;
  top: -20px;
  background: radial-gradient(circle at 30% 30%, var(--accent-1), transparent 45%);
  filter: blur(22px);
  animation: innerFloat 9s ease-in-out infinite;
}

.course-card .card-inner::after
{
  width: 80px;
  height: 80px;
  left: -30px;
  bottom: -18px;
  background: radial-gradient(circle at 40% 40%, var(--accent-2), transparent 45%);
  filter: blur(16px);
  animation: innerFloat 11s ease-in-out infinite reverse;
}

.course-card:hover::before
{
  animation-duration: 6.4s;
  filter: blur(20px) saturate(1.18);
  opacity: 1;
}

.course-title
{
  color: #fff;
  font-weight: 700;
  font-size: 1.15rem;
  z-index: 6;
  margin: 0;
}

.course-desc
{
  color: var(--muted);
  font-size: .96rem;
  z-index: 6;
  margin-top: .2rem;
}

.course-meta
{
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: .8rem;
  z-index: 6;
}

.course-meta-item
{
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .6rem .8rem;
  background: linear-gradient(135deg, rgba(139,92,246,0.1), rgba(168,85,247,0.05));
  border-radius: 10px;
  border: 1px solid rgba(139,92,246,0.2);
  color: #e8e8f5;
  font-size: .9rem;
  font-weight: 500;
  transition: all 0.3s var(--ease-smooth);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.course-meta-item::before
{
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left 0.6s var(--ease-smooth);
}

.course-meta-item:hover
{
  transform: translateX(5px);
  background: linear-gradient(135deg, rgba(139,92,246,0.15), rgba(168,85,247,0.08));
  border-color: rgba(139,92,246,0.3);
  color: #fff;
}

.course-meta-item:hover::before
{
  left: 100%;
}

.course-meta-item .icon
{
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #fff;
}

.course-meta-item .icon svg
{
  width: 12px;
  height: 12px;
  transition: all 0.3s var(--ease);
}

.tag
{
  display: inline-block;
  padding: .4rem .8rem;
  border-radius: 50px;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: #fff;
  font-weight: 700;
  font-size: .75rem;
  border: 1px solid rgba(255,255,255,0.2);
  z-index: 6;
  box-shadow: 0 4px 15px rgba(178,107,255,0.3);
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: all 0.3s var(--ease);
}


.btn-card
{
  margin-top: auto;
  align-self: start;
  padding: .8rem 1.5rem;
  border-radius: 12px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: #fff;
  border: 0;
  box-shadow: 0 8px 30px rgba(178,107,255,0.3);
  transform: translateZ(20px);
  transition: all 0.4s var(--ease-bounce);
  text-decoration: none;
  display: inline-block;
  position: relative;
  overflow: hidden;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.btn-card:hover
{
  transform: translateY(-6px) translateZ(24px) scale(1.05);
  box-shadow: 0 20px 60px rgba(139,92,246,0.4);
  color: #fff;
  background: linear-gradient(135deg, var(--accent-2), var(--accent-3));
}

.btn-card::before
{
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.btn-card:hover::before
{
  left: 100%;
}



.course-card:hover
{
  transform: perspective(1000px) rotateX(8deg) rotateY(-8deg) translateY(-20px) scale(1.05);
  box-shadow: 
    0 40px 100px rgba(0,0,0,0.4),
    0 20px 60px rgba(139,92,246,0.3),
    0 10px 30px rgba(147,51,234,0.2),
    inset 0 1px 0 rgba(255,255,255,0.2);
}

.course-card:hover::before
{
  animation-duration: 3s;
  filter: blur(25px) saturate(1.4);
  opacity: 1;
  transform: translateZ(0) scale(1.05);
}


.course-card .shine
{
  position: absolute;
  inset: 0;
  z-index: 5;
  pointer-events: none;
  background: linear-gradient(
    120deg,
    rgba(255,255,255,0.00) 0%,
    rgba(255,255,255,0.08) 25%,
    rgba(255,255,255,0.15) 50%,
    rgba(255,255,255,0.08) 75%,
    rgba(255,255,255,0.00) 100%
  );
  transform: translateX(-150%) skewX(-12deg);
  opacity: 0;
  transition: all 1.2s var(--ease-smooth);
  filter: blur(1px);
}

.course-card:hover .shine
{
  transform: translateX(150%) skewX(-12deg);
  opacity: 1;
}


.course-card:hover
{
  transform: perspective(900px) rotateX(6deg) rotateY(-6deg) translateY(-12px) scale(1.02);
  box-shadow: 0 30px 80px rgba(20,4,60,0.6);
}


.tutors
{
  padding: clamp(2.5rem, 6vw, 4.25rem) 0;
  z-index: 10;
}

.tutor-grid
{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 1.25rem;
}

.tutor-card
{
  position: relative;
  background: linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03));
  border-radius: 18px;
  padding: 2rem;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 
    0 15px 40px rgba(0,0,0,0.2),
    0 5px 15px rgba(178,107,255,0.1),
    inset 0 1px 0 rgba(255,255,255,0.1);
  transition: all 0.5s var(--ease-smooth);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  overflow: hidden;
  transform-style: preserve-3d;
}

.tutor-card::before
{
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent, rgba(178,107,255,0.05), transparent);
  opacity: 0;
  transition: opacity 0.5s var(--ease-smooth);
  pointer-events: none;
}

.tutor-card:hover::before
{
  opacity: 1;
}

.tutor-card:hover
{
  transform: translateY(-15px) rotateX(5deg) rotateY(-5deg) scale(1.03);
  box-shadow: 
    0 30px 80px rgba(0,0,0,0.3),
    0 15px 50px rgba(139,92,246,0.25),
    0 5px 20px rgba(147,51,234,0.15),
    inset 0 1px 0 rgba(255,255,255,0.2);
}

.tutor-card img
{
  width: 110px;
  height: 110px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1.2rem;
  border: 3px solid transparent;
  background: linear-gradient(45deg, var(--accent-1), var(--accent-2), var(--accent-3)) border-box;
  box-shadow: 
    0 15px 40px rgba(139,92,246,0.2),
    0 5px 15px rgba(0,0,0,0.2),
    inset 0 2px 0 rgba(255,255,255,0.1);
  transition: all 0.4s var(--ease-smooth);
  position: relative;
  z-index: 2;
}

.tutor-card:hover img
{
  transform: scale(1.1) rotate(5deg);
  box-shadow: 
    0 20px 50px rgba(139,92,246,0.3),
    0 10px 25px rgba(0,0,0,0.3),
    inset 0 2px 0 rgba(255,255,255,0.2);
}

.tutor-card h4
{
  margin: .5rem 0 1rem;
  font-size: 1.2rem;
  color: #fff;
  font-weight: 700;
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
  background: linear-gradient(135deg, #fff, var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: all 0.3s var(--ease);
}

.tutor-card:hover h4
{
  transform: translateY(-2px);
}

.tutor-card p
{
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.5;
  margin-top: .5rem;
  transition: all 0.3s var(--ease);
}

.tutor-card:hover p
{
  color: #e8e8f5;
  transform: translateY(-1px);
}

/* Benefits */
.benefits
{
  padding: 4rem 0;
  z-index: 10;
  position: relative;
  background: linear-gradient(180deg, transparent, rgba(45,0,75,0.1), transparent);
}

.benefit-grid
{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
  perspective: 1000px;
}

.benefit
{
  position: relative;
  background: linear-gradient(145deg, rgba(45,0,75,0.8), rgba(35,0,55,0.9));
  padding: 2.5rem 2rem;
  border-radius: 20px;
  border: 1px solid rgba(139,92,246,0.3);
  box-shadow: 
    0 15px 40px rgba(0,0,0,0.3),
    0 8px 25px rgba(139,92,246,0.15),
    inset 0 1px 0 rgba(255,255,255,0.1),
    inset 0 -1px 0 rgba(139,92,246,0.1);
  transition: all 0.5s var(--ease-smooth);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  overflow: hidden;
  transform-style: preserve-3d;
}

.benefit h4
{
  color: var(--accent-2);
  margin-bottom: .8rem;
  font-size: 1.1rem;
  font-weight: 700;
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
  background: linear-gradient(135deg, var(--accent-2), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: all 0.3s var(--ease);
}

.benefit:hover
{
  transform: translateY(-15px) rotateX(8deg) rotateY(-5deg) scale(1.05);
  box-shadow: 
    0 25px 60px rgba(0,0,0,0.4),
    0 15px 40px rgba(139,92,246,0.3),
    0 8px 20px rgba(147,51,234,0.2),
    inset 0 1px 0 rgba(255,255,255,0.2),
    inset 0 -1px 0 rgba(139,92,246,0.2);
}

.benefit:hover h4
{
  transform: translateY(-2px);
}

.benefit::before
{
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(178,107,255,0.1), transparent);
  transition: left 0.6s var(--ease-smooth);
  pointer-events: none;
}

.benefit:hover::before
{
  left: 100%;
}

.benefit p
{
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.5;
  transition: all 0.3s var(--ease);
}

.benefit:hover p
{
  color: #e8e8f5;
  transform: translateY(-1px);
}

.benefit-icon
{
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, rgba(139,92,246,0.2), rgba(168,85,247,0.1));
  border-radius: 50%;
  border: 2px solid rgba(139,92,246,0.3);
  transition: all 0.4s var(--ease-smooth);
  position: relative;
  overflow: hidden;
  color: var(--accent-1);
}

.benefit-icon svg
{
  width: 40px;
  height: 40px;
  transition: all 0.4s var(--ease-smooth);
  filter: drop-shadow(0 2px 8px rgba(139,92,246,0.3));
}

.benefit-icon::before
{
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s var(--ease-smooth);
}

.benefit:hover .benefit-icon
{
  transform: scale(1.1) rotate(10deg);
  background: linear-gradient(135deg, rgba(139,92,246,0.3), rgba(168,85,247,0.2));
  border-color: rgba(139,92,246,0.5);
  box-shadow: 0 8px 25px rgba(139,92,246,0.2);
}

.benefit:hover .benefit-icon svg
{
  transform: scale(1.1);
  filter: drop-shadow(0 4px 12px rgba(139,92,246,0.5));
  color: var(--accent-2);
}

.benefit:hover .benefit-icon::before
{
  transform: translateX(100%);
}


.contact
{
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
  z-index: 10;
}

.contact-form
{
  margin: 0 auto;
  max-width: 720px;
  background: linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03));
  border-radius: 20px;
  padding: 2.5rem;
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 
    0 25px 60px rgba(0,0,0,0.3),
    0 10px 30px rgba(139,92,246,0.15),
    inset 0 1px 0 rgba(255,255,255,0.1);
  display: grid;
  gap: 1.2rem;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

.contact-form::before
{
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent, rgba(139,92,246,0.03), transparent);
  opacity: 0.5;
  pointer-events: none;
}

.contact-form input,
.contact-form textarea
{
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 1.2rem;
  border-radius: 12px;
  color: #fff;
  font-size: 1rem;
  outline: none;
  transition: all 0.3s var(--ease-smooth);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 
    0 4px 15px rgba(0,0,0,0.1),
    inset 0 1px 0 rgba(255,255,255,0.1);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder
{
  color: rgba(255,255,255,0.6);
  transition: color 0.3s var(--ease);
}

.contact-form input:focus,
.contact-form textarea:focus
{
  border-color: var(--accent-1);
  box-shadow: 
    0 10px 40px rgba(139,92,246,0.2),
    0 5px 15px rgba(139,92,246,0.1),
    inset 0 1px 0 rgba(255,255,255,0.2);
  transform: translateY(-3px);
  background: rgba(255,255,255,0.08);
}

.contact-form input:focus::placeholder,
.contact-form textarea:focus::placeholder
{
  color: rgba(255,255,255,0.8);
}

.contact-form button
{
  justify-self: start;
  margin-top: 1rem;
  padding: 1rem 2rem;
  border-radius: 12px;
  border: none;
  font-weight: 700;
  font-size: 1.1rem;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: #fff;
  box-shadow: 
    0 15px 40px rgba(139,92,246,0.3),
    0 5px 15px rgba(0,0,0,0.2);
  cursor: pointer;
  transition: all 0.4s var(--ease-bounce);
  position: relative;
  overflow: hidden;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.contact-form button::before
{
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.contact-form button:hover::before
{
  left: 100%;
}

.contact-form button:hover
{
  transform: translateY(-6px) scale(1.05);
  box-shadow: 
    0 25px 60px rgba(139,92,246,0.4),
    0 10px 25px rgba(0,0,0,0.3);
  background: linear-gradient(135deg, var(--accent-2), var(--accent-3));
}


footer
{
  text-align: center;
  background: transparent;
  padding: 1.25rem 0;
  color: #0c0c2c;
  font-size: .95rem;
  border-top: 1px solid rgba(255,255,255,0.04);
}


@keyframes underlineShift
{
  0%
  {
    transform: translateX(-8px) scaleX(.95);
    opacity: .8;
  }

  50%
  {
    transform: translateX(8px) scaleX(1.05);
    opacity: 1;
  }

  100%
  {
    transform: translateX(-8px) scaleX(.95);
    opacity: .8;
  }
}

@keyframes pulse
{
  0%, 100%
  {
    transform: scale(1);
    opacity: 0.8;
  }
  
  50%
  {
    transform: scale(1.05);
    opacity: 1;
  }
}

@keyframes shimmer
{
  0%
  {
    background-position: -200% center;
  }
  
  100%
  {
    background-position: 200% center;
  }
}

@keyframes floatUp
{
  0%
  {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }
  
  10%
  {
    opacity: 1;
  }
  
  90%
  {
    opacity: 1;
  }
  
  100%
  {
    transform: translateY(-100vh) rotate(360deg);
    opacity: 0;
  }
}

@keyframes innerFloat
{
  0%
  {
    transform: translateY(0) scale(1);
    opacity: .95;
  }

  50%
  {
    transform: translateY(-10px) scale(1.02);
    opacity: .85;
  }

  100%
  {
    transform: translateY(0) scale(1);
    opacity: .95;
  }
}

@keyframes float1
{
  0%
  {
    transform: translate3d(0,0,0) rotate(0deg);
  }

  50%
  {
    transform: translate3d(12px,-14px,0) rotate(4deg);
  }

  100%
  {
    transform: translate3d(0,0,0) rotate(0deg);
  }
}

@keyframes float2
{
  0%
  {
    transform: translate3d(0,0,0) rotate(0deg);
  }

  50%
  {
    transform: translate3d(-10px,12px,0) rotate(-3deg);
  }

  100%
  {
    transform: translate3d(0,0,0) rotate(0deg);
  }
}

@keyframes float3
{
  0%
  {
    transform: translate3d(0,0,0) rotate(0deg);
  }

  50%
  {
    transform: translate3d(-18px,-10px,0) rotate(2deg);
  }

  100%
  {
    transform: translate3d(0,0,0) rotate(0deg);
  }
}

@keyframes gradientShift
{
  0%
  {
    background-position: 0% 50%;
    opacity: 0.7;
    filter: blur(20px) saturate(1.2);
  }

  50%
  {
    background-position: 100% 50%;
    opacity: 1;
    filter: blur(25px) saturate(1.4);
  }

  100%
  {
    background-position: 0% 50%;
    opacity: 0.7;
    filter: blur(20px) saturate(1.2);
  }
}

@keyframes borderPulse
{
  0%
  {
    background-position: 0% 50%;
    opacity: .75;
    filter: blur(12px) saturate(1);
  }

  50%
  {
    background-position: 60% 50%;
    opacity: 1;
    filter: blur(18px) saturate(1.05);
  }

  100%
  {
    background-position: 0% 50%;
    opacity: .75;
    filter: blur(12px) saturate(1);
  }
}

/* Accessibility: reduced motion */
@media (prefers-reduced-motion: reduce)
{
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .bg-blob-1,
  .bg-blob-2,
  .bg-blob-3
  {
    display: none;
  }

  .course-card,
  .tutor-card,
  .btn,
  .contact-form button
  {
    transform: none !important;
    box-shadow: none !important;
  }
}


@media (max-width: 900px)
{
  .course-container
  {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }

  .course-card
  {
    min-height: 200px;
  }

  .hero-content h1
  {
    font-size: clamp(1.6rem, 6.5vw, 2.4rem);
  }

  .navbar
  {
    padding: 1rem;
  }
}

@media (max-width: 520px)
{
  .navbar nav a
  {
    margin-left: .45rem;
    font-size: .95rem;
  }

  .course-card
  {
    padding: 1rem;
  }

  .contact-form
  {
    padding: 1rem;
  }
}



.nav-toggle
{
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}


.nav-toggle-label
{
  display: none;            
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: .4rem;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: background .18s var(--ease), transform .18s var(--ease);
}


.nav-toggle-label span
{
  display: block;
  width: 22px;
  height: 2px;
  background: #e9e9f3;
  border-radius: 2px;
  transform-origin: center;
  transition: transform .22s var(--ease), opacity .22s var(--ease), background .22s var(--ease);
}


@media (max-width: 900px)
{
  .nav-toggle-label
  {
    display: inline-flex;
  }

  .navbar
  {
    align-items: center;
    gap: .6rem;
  }

  .nav-menu
  {
  
    position: absolute;
    top: calc(100% + .6rem);
    right: 1rem;
    left: 1rem;
    display: block;
    padding: .8rem 1rem;
    border-radius: 12px;
    background: linear-gradient(180deg, rgba(20,4,40,0.92), rgba(10,0,20,0.9));
    box-shadow: 0 18px 40px rgba(8,3,18,0.6);
    border: 1px solid rgba(255,255,255,0.03);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform .28s var(--ease), opacity .28s var(--ease);
    z-index: 25;
  }

  .nav-menu a
  {
    display: block;
    padding: .6rem .6rem;
    margin: .15rem 0;
    color: #e9e9f3;
    text-decoration: none;
    border-radius: 8px;
    transition: background .18s var(--ease), color .18s var(--ease);
  }

  .nav-menu a:hover,
  .nav-menu a:focus
  {
    background: linear-gradient(90deg, rgba(178,107,255,0.06), rgba(226,142,255,0.03));
    color: #fff;
  }



  .nav-toggle:checked + .nav-toggle-label + .nav-menu
  {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle:checked + .nav-toggle-label span:nth-child(1)
  {
    transform: translateY(6px) rotate(45deg);
    background: #fff;
  }

  .nav-toggle:checked + .nav-toggle-label span:nth-child(2)
  {
    opacity: 0;
    transform: scaleX(0);
  }

  .nav-toggle:checked + .nav-toggle-label span:nth-child(3)
  {
    transform: translateY(-6px) rotate(-45deg);
    background: #fff;
  }

 
  .navbar nav
  {
    display: none;
  }

  .navbar .nav-menu
  {
    display: block;
  }
}

@media (min-width: 901px)
{
  .nav-toggle-label
  {
    display: none;
  }

  .nav-menu
  {
    position: static;
    display: flex;
    gap: .6rem;
    transform: none;
    opacity: 1;
    pointer-events: auto;
    background: transparent;
    box-shadow: none;
    padding: 0;
    border-radius: 0;
  }

  .nav-menu a
  {
    display: inline-block;
    margin: 0;
    padding: .35rem .65rem;
  }
}


.nav-toggle-label:focus,
.nav-toggle-label:focus-within,
.nav-menu a:focus
{
  outline: 3px solid rgba(178,107,255,0.16);
  outline-offset: 3px;
  border-radius: 8px;
}