/* Layout & Utilities */

.container {
    padding-inline: var(--spacing-md);
    margin-inline: auto;
    max-width: var(--container-width);
    width: 100%;
}

@media (min-width: 768px) {
    .container {
        padding-inline: var(--spacing-lg);
    }
}

/* Global Background Pattern */
.topo-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    /* Behind everything */
    opacity: 0.15;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg width='800' height='800' viewBox='0 0 800 800' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 200c100-50 200-50 300 0s200 150 300 100 200-50 200-50M0 400c100-50 200-50 300 0s200 150 300 100 200-50 200-50M0 600c100-50 200-50 300 0s200 150 300 100 200-50 200-50M0 800c100-50 200-50 300 0s200 150 300 100 200-50 200-50' stroke='%23007AFF' stroke-opacity='1' fill='none'/%3E%3C/svg%3E");
    background-size: cover;
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Flex Utilities */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-center {
    justify-content: center;
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-md {
    gap: var(--spacing-md);
}

/* Typography */
.h1,
h1 {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    line-height: 1.2;
}

.h2,
h2 {
    font-size: var(--font-size-xl);
    font-weight: 600;
}

.h3,
h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.text-sm {
    font-size: var(--font-size-sm);
}

.text-muted {
    color: var(--color-text-secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75em 1.5em;
    border-radius: var(--radius-full);
    font-weight: 500;
    transition: transform 0.2s, background-color 0.2s;
}

.btn:active {
    transform: scale(0.96);
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
}

.btn-primary:hover {
    background-color: #000;
}

.btn-icon {
    padding: 8px;
    border-radius: 50%;
    color: var(--color-primary);
}

/* Header Spacer */
.header-spacer {
    height: var(--header-height);
}

/* Footer  Padding 
*/

.site-footer {
    padding-bottom: 75px;
}