/* ============================================================
   BASE — Fonts, Typografie, Links, Fokus, Skip-Link
   ============================================================ */
@font-face {
    font-family: 'Coolvetica';
    src: url('../fonts/coolvetica.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Abel';
    src: url('../fonts/abel.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

body {
    font-family: var(--ff-body);
    font-size: var(--fs-600);
    font-weight: var(--fw-regular);
    line-height: var(--lh-body);
    color: var(--clr-text);
    background-color: var(--clr-bg);
    /* WebP primär (deutlich sauberere Textur), JPEG-Fallback für Alt-Browser */
    background-image: url('../img/background.jpg');
    background-image: image-set(url('../img/background.webp') type('image/webp'));
    background-size: 100% auto;
    background-attachment: fixed;
}

@media (max-width: 768px) {
    body {
        /* fixed-Attachment ruckelt auf Mobile */
        background-attachment: scroll;
        background-size: auto;
    }
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--ff-heading);
    font-weight: var(--fw-regular);
    line-height: var(--lh-heading);
    text-transform: uppercase;
    text-wrap: balance;
}

h1 { font-size: var(--fs-900); }
h2 { font-size: var(--fs-800); }
h3 { font-size: var(--fs-700); }
h4 { font-size: 1.625rem; }
h5,
h6 { font-size: var(--fs-600); }

p {
    max-width: 70ch;
}

a {
    color: inherit;
    text-decoration-thickness: 1px;
    text-underline-offset: 0.2em;
}

a:hover {
    color: var(--clr-text-muted);
}

:focus-visible {
    outline: 2px solid var(--clr-text);
    outline-offset: 3px;
    border-radius: 2px;
}

::selection {
    background: var(--clr-accent);
    color: var(--clr-text);
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    z-index: 100;
    padding: 0.75em 1.25em;
    background: var(--clr-accent);
    color: var(--clr-text);
    text-decoration: none;
    border-radius: 0 0 var(--radius-btn) var(--radius-btn);
}

.skip-link:focus-visible {
    top: 0;
    color: var(--clr-text);
}

/* Scrollbar dezent dunkel */
html {
    scrollbar-width: thin;
    scrollbar-color: var(--clr-bg-corporate) transparent;
}