/* Base */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

/* Delays */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }

/* Custom Components (Vanilla CSS for reusable Tailwind patterns) */
.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: #cbd5e1;
    transition: color 0.3s;
    position: relative;
    cursor: pointer;
}

.nav-link:hover {
    color: white;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #22d3ee;
    transition: width 0.3s;
}

.nav-link:hover::after {
    width: 100%;
}

.btn-primary {
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    font-weight: 600;
    background: linear-gradient(to right, #06b6d4, #2563eb);
    color: white;
    box-shadow: 0 10px 15px -3px rgba(6, 182, 212, 0.25);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: scale(1.05);
    background: linear-gradient(to right, #22d3ee, #3b82f6);
}

.btn-secondary {
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    font-weight: 600;
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    transform: scale(1.05);
    background-color: rgba(255, 255, 255, 0.2);
}

/* Service Card */
.service-card {
    position: relative;
    padding: 2rem;
    border-radius: 1rem;
    background-color: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    transition: all 0.5s ease;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-0.5rem);
    box-shadow: 0 25px 50px -12px rgba(6, 182, 212, 0.1);
    border-color: rgba(6, 182, 212, 0.5);
}

.service-card .icon-box {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 0.75rem;
    background: linear-gradient(to bottom right, #1e293b, #0f172a);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.5s ease;
}

.service-card:hover .icon-box {
    border-color: rgba(6, 182, 212, 0.5);
    transform: scale(1.1) rotate(3deg);
}

/* Graph Animation */
.graph-bar {
    height: 0;
    transition: height 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}