* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Fade-in animation */
.fade-in {
    animation: fadeIn 1s ease-in forwards;
    opacity: 0;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Pulse indicator */
.pulse-indicator {
    position: relative;
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, #22C55E, #16A34A);
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
    animation: pulse 2s infinite;
}

.pulse-indicator::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: inherit;
    border-radius: 50%;
    animation: pulse-ring 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(34, 197, 94, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
    }
}

@keyframes pulse-ring {
    0% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
    }
    50% {
        box-shadow: 0 0 0 12px rgba(34, 197, 94, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
    }
}

/* Feature cards */
.feature-card {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.6), rgba(30, 41, 59, 0.4));
    backdrop-filter: blur(10px);
    border: 1px solid rgba(71, 85, 105, 0.3);
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(34, 197, 94, 0.03));
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(37, 99, 235, 0.4);
    box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.5);
}

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

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.2), rgba(37, 99, 235, 0.1));
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: 0.75rem;
    color: #60A5FA;
    margin-bottom: 1.25rem;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.3), rgba(37, 99, 235, 0.15));
    border-color: rgba(37, 99, 235, 0.5);
    transform: scale(1.05);
}

/* Gradient text */
.bg-clip-text {
    -webkit-background-clip: text;
    background-clip: text;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .pulse-indicator {
        width: 10px;
        height: 10px;
    }

    .feature-card {
        padding: 1.5rem;
    }

    h2 {
        font-size: 2.5rem !important;
        line-height: 1.1;
    }
}

@media (max-width: 640px) {
    h2 {
        font-size: 2rem !important;
    }

    .feature-card {
        padding: 1.25rem;
    }

    .feature-icon {
        width: 2.5rem;
        height: 2.5rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
a:focus,
button:focus {
    outline: 2px solid #2563EB;
    outline-offset: 2px;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Container max-width for better readability */
.container {
    max-width: 1280px;
}

/* Background pattern overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(34, 197, 94, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* Improved text rendering */
h1, h2, h3, h4, h5, h6 {
    text-rendering: optimizeLegibility;
    letter-spacing: -0.02em;
}

p {
    text-rendering: optimizeLegibility;
}