body {
    background-color: #070B14;
    color: #ffffff;
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
    display: block;
}

section[id] {
    display: block;
    width: 100%;
    flex-shrink: 0;
}

main > * {
    width: 100%;
    flex-shrink: 0;
}

.glass-card {
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.16);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 40px rgba(79, 140, 255, 0.1);
}

.gradient-text {
    background: linear-gradient(135deg, #4F8CFF 0%, #8B5CF6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.floating-badge {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 10px 20px;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
    color: #E2E8F0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.floating-badge:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #4F8CFF;
    transform: translateY(-2px) scale(1.05);
}

.progress-bar-custom {
    height: 6px;
    border-radius: 9999px;
    background: linear-gradient(90deg, #4F8CFF 0%, #8B5CF6 100%);
    position: relative;
    overflow: hidden;
}

.progress-bar-custom::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.bg-glow {
    position: absolute;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(79,140,255,0.12) 0%, rgba(7,11,20,0) 60%);
    border-radius: 50%;
    z-index: -1;
    top: -200px;
    left: -300px;
    pointer-events: none;
}

.bg-glow-right {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139,92,246,0.12) 0%, rgba(7,11,20,0) 60%);
    border-radius: 50%;
    z-index: -1;
    bottom: -100px;
    right: -200px;
    pointer-events: none;
}

.input-glass {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    border-radius: 12px;
    padding: 12px 16px;
    width: 100%;
    transition: all 0.3s ease;
}

.input-glass:focus {
    outline: none;
    border-color: #4F8CFF;
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 0 2px rgba(79, 140, 255, 0.2);
}

.btn-gradient {
    background: linear-gradient(135deg, #4F8CFF 0%, #8B5CF6 100%);
    color: white;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 12px;
    border: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(79, 140, 255, 0.4);
}

/* Certification Progress Bar */
.cert-progress-track {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 9999px;
    overflow: hidden;
    margin-top: 12px;
}

.cert-progress-fill {
    height: 100%;
    border-radius: 9999px;
    background: linear-gradient(90deg, #4F8CFF 0%, #8B5CF6 50%, #a78bfa 100%);
    width: 0%;
    position: relative;
    overflow: hidden;
    transition: width 1.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.cert-progress-fill.animate {
    width: var(--progress);
}

.cert-progress-fill::after {
    content: '';
    position: absolute;
    top: 0; left: 0; bottom: 0; right: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
    animation: cert-shimmer 2.5s ease-in-out infinite;
}

@keyframes cert-shimmer {
    0%   { transform: translateX(-100%); }
    100% { transform: translateX(200%); }
}

.cert-progress-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 8px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.cert-progress-label .cert-pct {
    color: #a78bfa;
}