/* ===========================================================================
   help.contedi.de — Frontend-Theme nach Contedi-CI
   Fonts: Euclid Square (Headlines), IBM Plex Sans (Text) — alle lokal (DSGVO)
   =========================================================================== */

@font-face {
    font-family: 'Euclid Square';
    src: url('/assets/fonts/EuclidSquare-Medium-WebXL.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Euclid Square';
    src: url('/assets/fonts/EuclidSquare-Semibold-WebXL.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'IBM Plex Sans';
    src: url('/assets/fonts/IBMPlexSans-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'IBM Plex Sans';
    src: url('/assets/fonts/IBMPlexSans-Italic.ttf') format('truetype');
    font-weight: 400;
    font-style: italic;
    font-display: swap;
}
@font-face {
    font-family: 'IBM Plex Sans';
    src: url('/assets/fonts/IBMPlexSans-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'IBM Plex Sans';
    src: url('/assets/fonts/IBMPlexSans-SemiBold.ttf') format('truetype');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'IBM Plex Sans';
    src: url('/assets/fonts/IBMPlexSans-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

:root {
    --primary: #005A78;
    --text: #4C4C4C;
    --text-soft: #575757;
    --bg: #F8F8FD;
    --accent: #005A78;
}

html, body {
    height: 100%;
}
body {
    font-family: 'IBM Plex Sans', -apple-system, sans-serif;
    color: var(--text);
    background: var(--bg);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
h1, h2, h3, h4, h5, .kb-logo-claim {
    font-family: 'Euclid Square', 'IBM Plex Sans', sans-serif;
    font-weight: 600;
    color: var(--primary);
}
a { color: var(--primary); }
a:hover { color: var(--accent); }
.kb-accent { color: var(--accent); }
mark { background: color-mix(in srgb, var(--accent) 25%, transparent); padding: 0 .1em; }

.btn-primary {
    --bs-btn-bg: var(--primary);
    --bs-btn-border-color: var(--primary);
    --bs-btn-hover-bg: #004459;
    --bs-btn-hover-border-color: #004459;
    --bs-btn-active-bg: #004459;
    --bs-btn-active-border-color: #004459;
}

/* ---- Header ---- */
.kb-header {
    background: #fff;
    border-bottom: 1px solid #e8e8f0;
    position: sticky;
    top: 0;
    z-index: 1020;
}
.kb-logo-claim {
    font-size: 1.05rem;
    color: var(--primary);
    border-left: 1px solid #d9d9e3;
    padding-left: .75rem;
}
.kb-product-nav .nav-link {
    color: var(--text-soft);
    font-weight: 500;
    padding: .35rem .75rem;
    border-radius: 2rem;
}
.kb-product-nav .nav-link:hover { color: var(--accent); }
.kb-product-nav .nav-link.active {
    color: #fff;
    background: var(--accent);
}

/* ---- Suche im Header ---- */
.kb-search { position: relative; }
.kb-search-box { position: relative; }
.kb-search-box > i {
    position: absolute;
    left: .85rem;
    top: 50%;
    transform: translateY(-50%);
    color: #9a9aa5;
    pointer-events: none;
}
.kb-search-box .form-control {
    padding-left: 2.4rem;
    min-width: 240px;
    border-radius: 2rem;
    border-color: #e0e0ea;
}
.kb-search-box .form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 .2rem color-mix(in srgb, var(--accent) 20%, transparent);
}
.kb-suggest {
    position: absolute;
    top: calc(100% + .4rem);
    right: 0;
    width: min(420px, 92vw);
    background: #fff;
    border: 1px solid #e4e4ee;
    border-radius: .75rem;
    box-shadow: 0 12px 32px rgba(0, 42, 61, .14);
    overflow: hidden;
}
.kb-suggest a {
    display: block;
    padding: .65rem .9rem;
    text-decoration: none;
    border-bottom: 1px solid #f0f0f6;
}
.kb-suggest a:last-child { border-bottom: 0; }
.kb-suggest a.active, .kb-suggest a:hover { background: var(--bg); }
.kb-suggest .kb-suggest-title { color: var(--text); font-weight: 500; display: block; }
.kb-suggest .kb-suggest-meta { font-size: .8rem; color: var(--text-soft); }
.kb-suggest .kb-suggest-empty { padding: .8rem .9rem; color: var(--text-soft); }

.kb-badge {
    display: inline-block;
    font-size: .75rem;
    font-weight: 600;
    color: #fff;
    background: var(--accent);
    border-radius: 2rem;
    padding: .1rem .6rem;
}

/* ---- Hero ---- */
.kb-hero h1 { font-size: clamp(1.7rem, 3.5vw, 2.5rem); }
.kb-hero-sub { color: var(--text-soft); font-size: 1.1rem; max-width: 46rem; }
.kb-hero .breadcrumb { --bs-breadcrumb-divider-color: #b3b3c0; font-size: .9rem; margin-bottom: 1rem; }

.kb-product-dot {
    display: inline-block;
    width: .9em;
    height: .9em;
    border-radius: 50%;
    background: var(--accent);
}

/* ---- Karten ---- */
.card { border: 1px solid #e8e8f0; border-radius: 1rem; }
.kb-product-card, .kb-category-card, .kb-search-result {
    text-decoration: none;
    transition: transform .12s ease, box-shadow .12s ease;
    border-top: 4px solid var(--accent);
}
.kb-category-card { border-top-color: transparent; border-left: 4px solid var(--accent); }
.kb-product-card:hover, .kb-category-card:hover, .kb-search-result:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(0, 42, 61, .12);
}
.kb-product-card .card-title { margin-top: .75rem; font-size: 1.25rem; }
.kb-product-card .card-text, .kb-category-card .card-text { color: var(--text-soft); }
.kb-card-link { color: var(--accent); font-weight: 600; }
.kb-card-meta { color: #9a9aa5; font-size: .85rem; }
.kb-category-icon {
    display: inline-flex;
    width: 2.6rem;
    height: 2.6rem;
    align-items: center;
    justify-content: center;
    border-radius: .8rem;
    background: color-mix(in srgb, var(--accent) 14%, #fff);
    color: var(--accent);
    font-size: 1.1rem;
    margin-bottom: .75rem;
}
.kb-category-card .card-title { font-size: 1.1rem; }
.kb-section-title { font-size: 1.35rem; margin: 0 0 1rem; }

/* ---- Erste Schritte ---- */
.kb-getting-started { border-top: 4px solid var(--accent); }
.kb-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    counter-reset: none;
}
.kb-steps li + li { border-top: 1px solid #f0f0f6; }
.kb-steps a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: .85rem .25rem;
    text-decoration: none;
    color: var(--text);
}
.kb-steps a:hover .kb-step-title { color: var(--accent); }
.kb-step-number {
    flex: 0 0 auto;
    display: inline-flex;
    width: 2.1rem;
    height: 2.1rem;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    font-weight: 600;
    font-family: 'Euclid Square', sans-serif;
}
.kb-step-title { font-weight: 600; color: var(--primary); display: block; }
.kb-step-excerpt { color: var(--text-soft); font-size: .88rem; display: block; }
.kb-steps .fa-chevron-right { color: #c4c4d0; }

/* ---- Kategorie-Artikelliste ---- */
.kb-article-list .list-group-item { padding: 0; }
.kb-article-list a {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .9rem 1.25rem;
    text-decoration: none;
    color: var(--text);
}
.kb-article-list a:hover { background: var(--bg); }
.kb-article-title { font-weight: 500; color: var(--primary); }
.kb-article-excerpt { color: var(--text-soft); font-size: .88rem; margin-left: .5rem; }
.kb-article-list .fa-chevron-right { color: #c4c4d0; }

/* ---- Artikel ---- */
.kb-article h1 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
.kb-article-meta { font-size: .85rem; }
.kb-content { max-width: 46rem; line-height: 1.7; }
.kb-content h2 {
    font-size: 1.35rem;
    margin: 2rem 0 .75rem;
    padding-bottom: .35rem;
    border-bottom: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
}
.kb-content h3 { font-size: 1.1rem; margin: 1.5rem 0 .5rem; }
.kb-content img, .kb-content video {
    max-width: 100%;
    height: auto;
    border-radius: .75rem;
    border: 1px solid #e8e8f0;
    margin: .5rem 0 1rem;
}
.kb-content figure { margin: 1rem 0 1.5rem; }
.kb-content figure figcaption { font-size: .85rem; color: var(--text-soft); margin-top: .35rem; }
.kb-content ol, .kb-content ul { padding-left: 1.4rem; }
.kb-content li { margin-bottom: .35rem; }
.kb-content .kb-note {
    background: color-mix(in srgb, var(--accent) 10%, #fff);
    border-left: 4px solid var(--accent);
    border-radius: .5rem;
    padding: .9rem 1.1rem;
    margin: 1rem 0;
}

/* ---- Sidebar ---- */
.kb-sidebar {
    position: sticky;
    top: 5.5rem;
    max-height: calc(100vh - 6.5rem);
    overflow-y: auto;
    font-size: .92rem;
    padding-right: .5rem;
}
.kb-sidebar-group { margin-bottom: 1.25rem; }
.kb-sidebar-heading {
    font-family: 'Euclid Square', sans-serif;
    font-weight: 600;
    color: var(--primary);
    text-decoration: none;
    display: block;
    margin-bottom: .4rem;
}
.kb-sidebar ul { list-style: none; margin: 0; padding: 0 0 0 .25rem; border-left: 2px solid #e8e8f0; }
.kb-sidebar ul a {
    display: block;
    padding: .25rem .6rem;
    color: var(--text-soft);
    text-decoration: none;
    border-left: 2px solid transparent;
    margin-left: -2px;
}
.kb-sidebar ul a:hover { color: var(--accent); }
.kb-sidebar ul a.active {
    color: var(--accent);
    font-weight: 600;
    border-left-color: var(--accent);
}

/* ---- Vor/Zurück ---- */
.kb-pn {
    display: inline-flex;
    align-items: center;
    gap: .75rem;
    text-decoration: none;
    color: var(--text);
    border: 1px solid #e8e8f0;
    border-radius: .75rem;
    padding: .7rem 1rem;
    background: #fff;
    max-width: 48%;
}
.kb-pn small { color: var(--text-soft); }
.kb-pn:hover { border-color: var(--accent); color: var(--accent); }

/* ---- Footer ---- */
.kb-footer {
    background: #fff;
    border-top: 1px solid #e8e8f0;
    color: var(--text-soft);
    font-size: .9rem;
}
.kb-footer .nav-link { color: var(--text-soft); }
.kb-footer .nav-link:hover { color: var(--accent); }

/* ---- 404 ---- */
.kb-404-code {
    font-family: 'Euclid Square', sans-serif;
    font-size: 5rem;
    font-weight: 600;
    color: color-mix(in srgb, var(--primary) 22%, #fff);
    margin-bottom: 0;
}

/* ---- Druck ---- */
@media print {
    .kb-header, .kb-footer, .kb-sidebar, .kb-prev-next, .kb-search { display: none !important; }
    body { background: #fff; }
    .kb-content { max-width: none; }
}