*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--ivf-bg);
    color: var(--ivf-text);

    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

body.ivf-menu-open {
    overflow: hidden;
}

img {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
textarea,
select {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

.ivf-container {
    width: min(
        calc(100% - 40px),
        var(--ivf-container)
    );

    margin-inline: auto;
}

.ivf-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.ivf-button {
    min-height: 48px;

    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;

    padding: 11px 20px;

    border: 1px solid transparent;
    border-radius: var(--ivf-radius-sm);

    font-weight: 700;
    line-height: 1.2;

    cursor: pointer;

    transition:
        transform var(--ivf-transition),
        background-color var(--ivf-transition),
        border-color var(--ivf-transition),
        box-shadow var(--ivf-transition);
}

.ivf-button:hover {
    transform: translateY(-1px);
}

.ivf-button:focus-visible,
.ivf-nav-link:focus-visible,
.ivf-menu-toggle:focus-visible {
    outline: 3px solid rgba(13, 110, 253, 0.30);
    outline-offset: 3px;
}

.ivf-button-primary {
    color: var(--ivf-white);
    background: var(--ivf-blue);
    box-shadow: 0 8px 20px rgba(13, 110, 253, 0.22);
}

.ivf-button-primary:hover {
    background: var(--ivf-blue-dark);
}

.ivf-button-outline {
    color: var(--ivf-blue);
    background: var(--ivf-white);
    border-color: var(--ivf-blue);
}

.ivf-button-outline:hover {
    background: #eef5ff;
}

.ivf-button-light {
    color: var(--ivf-blue-dark);
    background: var(--ivf-white);
    border-color: rgba(255, 255, 255, 0.60);
}

.ivf-button-light:hover {
    background: #f7fbff;
}