body {
    font-family: 'Inter', sans-serif;
    background-color: #0B111D; /* A slightly deeper dark blue-gray */
    color: #E2E8F0; /* slate-200 for primary text */
}
.hero-gradient {
    background: linear-gradient(135deg, #1A202C 0%, #0B111D 100%); /* Deeper dark gradient */
}
.chart-container {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    height: 380px; /* Slightly taller for more presence */
    max-height: 480px;
}
@media (min-width: 768px) {
    .chart-container {
        height: 480px;
    }
}
.nav-link {
    transition: color 0.3s ease, border-color 0.3s ease, transform 0.2s ease;
    border-bottom: 2px solid transparent;
    font-weight: 500; /* Medium weight for navigation */
}
.nav-link:hover,
.nav-link.active {
    color: #2DD4BF; /* teal-400 */
    border-bottom-color: #2DD4BF;
    transform: translateY(-2px);
}
.stat-card {
    transition: all 0.3s ease;
    border: 1px solid #2D3748; /* slate-800 border */
    background-color: #1A202C; /* slate-900 for cards */
}
.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.4); /* Stronger shadow */
    border-color: #2DD4BF; /* teal-400 on hover */
}
.monetization-card-base {
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid #2D3748; /* slate-800 border */
    background-color: #1A202C; /* slate-900 for cards */
}
.monetization-card-base:hover {
    transform: translateY(-7px) scale(1.03); /* More pronounced hover */
    box-shadow: 0 18px 35px rgba(0, 0, 0, 0.45); /* Stronger shadow */
    border-color: #2DD4BF; /* teal-400 */
}
.monetization-card-base.active {
    border-color: #2DD4BF; /* teal-400 */
    box-shadow: 0 18px 35px rgba(0, 0, 0, 0.5); /* Strongest shadow */
    transform: translateY(-7px);
}
.monetization-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.7s ease-out, opacity 0.7s ease-out;
    opacity: 0;
    will-change: max-height, opacity;
    background-color: #1A202C; /* Match card background */
    border: 1px solid #2D3748; /* Match card border */
}
.monetization-details.open {
    max-height: 1000px; /* Arbitrary large value to allow content */
    opacity: 1;
    padding-top: 1.5rem; /* Ensure consistent padding when open */
}
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-out, opacity 0.5s ease-out;
    opacity: 0;
    will-change: max-height, opacity;
    background-color: #1A202C; /* Match card background */
    border-top: 1px solid #2D3748; /* Separator */
}
.accordion-content.open {
    max-height: 500px; /* Sufficient for content */
    opacity: 1;
    padding-top: 1.25rem; /* Consistent padding */
}
.accordion-button {
    background-color: #1A202C; /* Match card background */
    border: 1px solid #2D3748; /* Match card border */
    border-bottom: none; /* No bottom border for button */
    transition: background-color 0.3s ease, border-color 0.3s ease;
}
.accordion-button:hover {
    background-color: #2D3748; /* Darker on hover */
    border-color: #2DD4BF; /* Teal border on hover */
}
.accordion-icon {
    transition: transform 0.3s ease;
}
.accordion-icon.rotate {
    transform: rotate(45deg);
}
.section-hidden {
    opacity: 0;
    transform: translateY(30px); /* More pronounced slide-up */
    transition: opacity 1s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        transform 1s cubic-bezier(0.25, 0.46, 0.45, 0.94); /* Smoother easing */
}
.section-visible {
    opacity: 1;
    transform: translateY(0);
}
.platform-link {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    height: 100%;
}
.platform-link:hover .platform-icon,
.platform-link:hover .platform-name {
    color: #2DD4BF; /* teal-400 */
}
.platform-icon {
    transition: color 0.3s ease;
}
.platform-name {
    transition: color 0.3s ease;
}
.pulse-button {
    animation: pulse 2s infinite cubic-bezier(0.4, 0, 0.6, 1);
}
@keyframes pulse {
    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(45, 212, 191, 0.7);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 10px rgba(45, 212, 191, 0);
    }
}