/* Shared button system — use .btn + one variant everywhere */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.2;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    -webkit-text-fill-color: currentColor;
}

/* Isolate anchor buttons from global link colors */
a.btn,
a.btn:hover,
a.btn:visited,
a.btn:active,
a.btn:focus-visible {
    text-decoration: none;
}

.btn--primary {
    background-color: var(--color-accent);
    color: var(--color-on-accent);
    -webkit-text-fill-color: var(--color-on-accent);
}

a.btn.btn--primary,
a.btn.btn--primary:hover,
a.btn.btn--primary:visited,
a.btn.btn--primary:active {
    color: var(--color-on-accent);
    -webkit-text-fill-color: var(--color-on-accent);
}

.btn--primary:hover {
    background-color: var(--color-accent-hover);
}

.btn--secondary {
    background-color: transparent;
    color: var(--color-text);
    -webkit-text-fill-color: currentColor;
    border-color: var(--color-border);
}

a.btn.btn--secondary,
a.btn.btn--secondary:hover,
a.btn.btn--secondary:visited,
a.btn.btn--secondary:active {
    color: var(--color-text);
    -webkit-text-fill-color: currentColor;
}

.btn--secondary:hover {
    border-color: var(--color-muted);
}

.btn--ghost {
    background-color: transparent;
    color: var(--color-muted);
    -webkit-text-fill-color: currentColor;
    border-color: transparent;
    padding: 0.75rem 1rem;
}

a.btn.btn--ghost,
a.btn.btn--ghost:hover,
a.btn.btn--ghost:visited,
a.btn.btn--ghost:active {
    color: var(--color-muted);
    -webkit-text-fill-color: currentColor;
}

.btn--ghost:hover {
    color: var(--color-text);
    border-color: var(--color-border);
}

.btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}