/* Inline SVG Icons - Zero external dependency */
.icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    vertical-align: -0.125em;
    fill: currentColor;
}

.fa-icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    vertical-align: -0.125em;
    fill: currentColor;
    flex-shrink: 0;
}

/* Icon sizing helpers */
.fa-icon.sm { font-size: 14px; }
.fa-icon.md { font-size: 18px; }
.fa-icon.lg { font-size: 24px; }