@import url('/custom/assets/fonts/fonts.css');

/* ==========================================================================
   techbild.de – "Prüfstand": Labor-/Datenblatt-Look
   Tiefes Tintenblau, Cyan als Signal, Orange nur für Aktionen
   ========================================================================== */

:root {
    --primary: #00aeef;
    --primary-strong: #0086bd;      /* Cyan für Text auf hellem Grund (AA) */
    --primary-soft: #d9f3fc;
    --ink: #0a2235;                 /* secondary / Header / Footer */
    --ink-2: #123a55;
    --ink-3: #1d5273;
    --accent: #ff7a1a;              /* Aktions-Orange */
    --accent-strong: #e5640a;
    --paper: #eef3f7;               /* body background */
    --card: #ffffff;
    --line: #d3dee6;
    --text: #1a2c3a;
    --muted: #546a7a;

    --font-display: 'Chakra Petch', 'Segoe UI', sans-serif;
    --font-body: 'Instrument Sans', 'Segoe UI', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, Consolas, monospace;

    --logo-height: 48px;
    --radius: 3px;
    --shadow-card: 0 1px 0 rgba(10, 34, 53, .06), 0 10px 24px -14px rgba(10, 34, 53, .35);
    --shadow-lift: 0 2px 0 var(--primary), 0 22px 36px -18px rgba(10, 34, 53, .45);
    --ease: cubic-bezier(.2, .7, .2, 1);
}

/* --- Basis ----------------------------------------------------------------- */

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

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-body);
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--text);
    background-color: var(--paper);
    background-image: radial-gradient(rgba(10, 34, 53, .07) 1px, transparent 1.2px);
    background-size: 22px 22px;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

.container-fluid {
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container-fluid > main { flex: 1 0 auto; }

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.18;
    color: var(--ink);
    letter-spacing: -.005em;
}

a { color: var(--primary-strong); text-decoration-thickness: 1px; text-underline-offset: 3px; transition: color .2s var(--ease); }
a:hover { color: var(--ink); }

img { max-width: 100%; height: auto; }

::selection { background: var(--primary); color: var(--ink); }

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

.container { max-width: 1240px; padding-left: 20px; padding-right: 20px; }

/* --- Header / Hauptmenü --------------------------------------------------------- */

.site-header,
.outer-mainmenu-container {
    background-color: var(--ink);
    background-image: linear-gradient(180deg, rgba(255, 255, 255, .04), transparent 60%);
    border-bottom: 3px solid var(--primary);
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    gap: 12px;
}

.logo-wrapper { display: inline-flex; align-items: center; line-height: 0; flex: 0 0 auto; }
.logo-wrapper .logo,
.footer-logo img { height: var(--logo-height); width: auto; max-width: none; }

.site-nav .navbar-collapse { flex-grow: 1; }

.navbar-nav {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 2px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.navbar-nav .nav-link {
    position: relative;
    display: block;
    padding: 10px 11px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: .94rem;
    letter-spacing: .01em;
    color: #cfe3ef;
    text-decoration: none;
    white-space: nowrap;
}

.navbar-nav .nav-link::after {
    content: "";
    position: absolute;
    left: 11px; right: 11px; bottom: 3px;
    height: 2px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .3s var(--ease);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus-visible { color: #fff; }
.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after { transform: scaleX(1); }
.navbar-nav .nav-link.active { color: #fff; }

.navbar-nav .nav-link.is-cta {
    margin-left: 8px;
    padding: 9px 18px;
    color: #1a0e02;
    background: var(--accent);
    border-radius: var(--radius);
    clip-path: polygon(0 0, calc(100% - 9px) 0, 100% 9px, 100% 100%, 0 100%);
    transition: background .2s var(--ease), transform .2s var(--ease);
}
.navbar-nav .nav-link.is-cta::after { display: none; }
.navbar-nav .nav-link.is-cta:hover { background: #ff953f; color: #1a0e02; transform: translateY(-1px); }

/* Mobile */
.navbar-toggler {
    margin-left: auto;
    width: 46px; height: 42px;
    padding: 0;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, .28);
    border-radius: var(--radius);
    cursor: pointer;
}
.navbar-toggler-bars,
.navbar-toggler-bars::before,
.navbar-toggler-bars::after {
    display: block;
    width: 22px; height: 2px;
    background: #fff;
    margin: 0 auto;
    position: relative;
    transition: transform .25s var(--ease), background .2s;
}
.navbar-toggler-bars::before, .navbar-toggler-bars::after { content: ""; position: absolute; left: 0; }
.navbar-toggler-bars::before { top: -7px; }
.navbar-toggler-bars::after  { top: 7px; }
.navbar-toggler[aria-expanded="true"] .navbar-toggler-bars { background: transparent; }
.navbar-toggler[aria-expanded="true"] .navbar-toggler-bars::before { transform: translateY(7px) rotate(45deg); }
.navbar-toggler[aria-expanded="true"] .navbar-toggler-bars::after  { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1199.98px) {
    .site-nav .navbar-collapse { flex-basis: 100%; }
    .navbar-nav { flex-direction: column; align-items: stretch; padding: 8px 0 14px; border-top: 1px solid rgba(255, 255, 255, .14); margin-top: 6px; }
    .navbar-nav .nav-link { padding: 12px 4px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
    .navbar-nav .nav-link::after { display: none; }
    .navbar-nav .nav-link.active { color: var(--primary); }
    .navbar-nav .nav-link.is-cta { margin: 12px 0 0; text-align: center; }
    .site-header, .outer-mainmenu-container { position: relative; }
}

/* --- Breadcrumb ------------------------------------------------------------------ */

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    margin: 0;
    padding: 18px 0 0;
    list-style: none;
    font-family: var(--font-mono);
    font-size: .76rem;
    letter-spacing: .02em;
    text-transform: uppercase;
}
.breadcrumb-item { color: var(--muted); }
.breadcrumb-item a { color: var(--muted); text-decoration: none; }
.breadcrumb-item a:hover { color: var(--primary-strong); }
.breadcrumb-item + .breadcrumb-item::before {
    content: "/";
    padding: 0 .6em;
    color: var(--primary);
    float: none;
}
.breadcrumb-item.active { color: var(--ink); }

/* --- Startseite: Hero -------------------------------------------------------------- */

.home-hero {
    position: relative;
    overflow: hidden;
    color: #dbeaf3;
    background-color: var(--ink);
    background-image:
        radial-gradient(60% 120% at 88% 0%, rgba(0, 174, 239, .38), transparent 62%),
        linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
    background-size: auto, 40px 40px, 40px 40px;
    padding: clamp(48px, 8vw, 104px) 0 clamp(40px, 6vw, 76px);
}

.home-hero::after {
    content: "";
    position: absolute;
    right: -60px; bottom: -60px;
    width: 280px; height: 280px;
    border: 2px solid rgba(0, 174, 239, .55);
    border-radius: 50%;
    box-shadow: 0 0 0 28px rgba(0, 174, 239, .08), 0 0 0 64px rgba(0, 174, 239, .05);
    pointer-events: none;
}

.hero-kicker {
    display: inline-block;
    margin: 0 0 22px;
    padding: 6px 12px 6px 14px;
    font-family: var(--font-mono);
    font-size: .8rem;
    font-weight: 500;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--primary);
    border-left: 3px solid var(--primary);
    background: rgba(0, 174, 239, .1);
}

.home-hero h1 {
    max-width: 17ch;
    margin: 0 0 20px;
    font-size: clamp(2.2rem, 5.6vw, 4rem);
    line-height: 1.04;
    color: #fff;
    text-wrap: balance;
}

.hero-text { max-width: 60ch; font-size: 1.18rem; color: #b9d0df; }
.hero-text p { margin: 0 0 .6em; }

.hero-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 34px 0 0;
    padding: 0;
    list-style: none;
}
.hero-chips a {
    display: inline-block;
    padding: 8px 16px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: .95rem;
    color: #fff;
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, .3);
    border-radius: 999px;
    transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
}
.hero-chips a:hover { background: var(--primary); border-color: var(--primary); color: var(--ink); transform: translateY(-2px); }

.home-hero .container > * { animation: rise .7s var(--ease) both; }
.home-hero .container > :nth-child(2) { animation-delay: .08s; }
.home-hero .container > :nth-child(3) { animation-delay: .16s; }
.home-hero .container > :nth-child(4) { animation-delay: .24s; }

@keyframes rise {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: none; }
}

/* --- Inhaltsbereich ----------------------------------------------------------------- */

.inner-wrapper { padding: 36px 0 72px; }

.intro {
    position: relative;
    margin: 0 0 34px;
    padding: 6px 0 0 24px;
    border-left: 4px solid var(--primary);
}
.intro h1 { margin: 0 0 12px; font-size: clamp(2rem, 4.4vw, 3rem); }
.intro-text { max-width: 62ch; font-size: 1.15rem; color: var(--muted); }
.intro-text p { margin: 0; }

.intro .intro-count {
    display: inline-block;
    margin-bottom: 8px;
    font-family: var(--font-mono);
    font-size: .76rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--primary-strong);
}

/* --- Artikelliste --------------------------------------------------------------------- */

.article-list { margin: 0 0 56px; }

.list-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    margin: 0 0 22px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--ink);
}
.list-head h2 { margin: 0; font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
.list-head h2 a { color: var(--ink); text-decoration: none; }
.list-head h2 a:hover { color: var(--primary-strong); }
.list-index {
    display: block;
    margin-bottom: 4px;
    font-family: var(--font-mono);
    font-size: .74rem;
    font-weight: 500;
    letter-spacing: .1em;
    color: var(--primary-strong);
}
.list-more {
    flex: 0 0 auto;
    font-family: var(--font-mono);
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    text-decoration: none;
    color: var(--ink);
}
.list-more:hover { color: var(--primary-strong); }
.list-more span { display: inline-block; transition: transform .25s var(--ease); }
.list-more:hover span { transform: translateX(5px); }

.article-item {
    position: relative;
    height: 100%;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.article-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-lift); }
.article-item > a { display: flex; flex-direction: column; height: 100%; color: inherit; text-decoration: none; }

.article-item .image { position: relative; aspect-ratio: 33 / 20; overflow: hidden; background: var(--ink-2); }
.article-item .image::after {
    content: "";
    position: absolute; inset: auto 0 0 0;
    height: 4px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .4s var(--ease);
}
.article-item:hover .image::after { transform: scaleX(1); }
.article-item .image img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.article-item:hover .image img { transform: scale(1.05); }

.article-body { display: flex; flex-direction: column; flex: 1; padding: 18px 20px 22px; }
.article-item .article-cat-tag {
    margin-bottom: 8px;
    font-family: var(--font-mono);
    font-size: .7rem;
    font-weight: 500;
    letter-spacing: .09em;
    text-transform: uppercase;
    color: var(--primary-strong);
}
.article-body h2,
.article-body h3 {
    margin: 0 0 10px;
    font-size: 1.18rem;
    line-height: 1.25;
    color: var(--ink);
    transition: color .2s var(--ease);
}
.article-item:hover h2,
.article-item:hover h3 { color: var(--primary-strong); }
.article-body .excerpt {
    margin: 0;
    font-size: .95rem;
    line-height: 1.55;
    color: var(--muted);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- Artikel-Detail ----------------------------------------------------------------------- */

.article-detail {
    background: var(--card);
    border: 1px solid var(--line);
    border-top: 4px solid var(--primary);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    padding: clamp(20px, 4vw, 44px);
}
.article-head { margin-bottom: 26px; }
.article-cat {
    display: inline-block;
    margin-bottom: 14px;
    padding: 4px 10px;
    font-family: var(--font-mono);
    font-size: .74rem;
    font-weight: 500;
    letter-spacing: .08em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--ink);
    background: var(--primary-soft);
    border-left: 3px solid var(--primary);
}
.article-cat:hover { background: var(--primary); color: var(--ink); }
.article-head h1 { margin: 0; font-size: clamp(1.8rem, 4vw, 2.75rem); text-wrap: balance; }

.article-detail figure.image { margin: 0 0 30px; border-radius: var(--radius); overflow: hidden; background: var(--ink-2); }
.article-detail figure.image img { display: block; width: 100%; height: auto; }

.content { font-size: 1.08rem; }
.content > p:first-of-type { font-size: 1.18rem; color: #22394a; }
.content p { margin: 0 0 1.25em; }
.content h2 { margin: 1.8em 0 .6em; font-size: 1.7rem; }
.content h3 { margin: 1.6em 0 .5em; font-size: 1.35rem; }
.content h2::before {
    content: "";
    display: block;
    width: 36px; height: 3px;
    margin-bottom: 12px;
    background: var(--primary);
}
.content ul, .content ol { margin: 0 0 1.3em; padding-left: 1.3em; }
.content li { margin-bottom: .4em; }
.content li::marker { color: var(--primary-strong); }
.content img { border-radius: var(--radius); }
.content blockquote {
    margin: 1.6em 0;
    padding: 14px 22px;
    font-size: 1.12rem;
    color: var(--ink-2);
    background: var(--paper);
    border-left: 4px solid var(--primary);
}
.content blockquote p:last-child { margin-bottom: 0; }
.content table { width: 100%; margin: 0 0 1.5em; border-collapse: collapse; font-size: .96rem; }
.content th, .content td { padding: 10px 12px; border: 1px solid var(--line); text-align: left; }
.content th { background: var(--ink); color: #fff; font-family: var(--font-display); }
.content iframe, .content video { max-width: 100%; }

.related-articles { margin-top: 48px; }
.related-title {
    margin: 0 0 22px;
    padding-bottom: 12px;
    font-size: 1.5rem;
    border-bottom: 2px solid var(--ink);
}

/* --- Sidebar --------------------------------------------------------------------------------- */

.sidebar { display: flex; flex-direction: column; gap: 26px; }
@media (min-width: 992px) { .sidebar { position: sticky; top: 100px; } }
@media (max-width: 991.98px) { .sidebar { margin-top: 40px; } }

.sidebar-label {
    margin: 0 0 12px;
    font-family: var(--font-mono);
    font-size: .74rem;
    font-weight: 500;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--primary-strong);
}

.fi-newsletter-cta {
    position: relative;
    overflow: hidden;
    padding: 26px 24px 28px;
    color: #c8dce9;
    background-color: var(--ink);
    background-image: radial-gradient(90% 70% at 100% 0%, rgba(0, 174, 239, .4), transparent 65%);
    border-radius: var(--radius);
    border-top: 4px solid var(--primary);
    box-shadow: var(--shadow-card);
}
.fi-newsletter-cta .sidebar-label { color: var(--primary); }
.fi-newsletter-cta__title { margin: 0 0 10px; font-size: 1.35rem; color: #fff; }
.fi-newsletter-cta__text { margin: 0 0 20px; font-size: .97rem; line-height: 1.55; }

.btn-newsletter {
    display: inline-block;
    padding: 11px 20px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: .95rem;
    color: #1a0e02;
    text-decoration: none;
    background: var(--accent);
    border-radius: var(--radius);
    transition: background .2s var(--ease), transform .2s var(--ease);
}
.btn-newsletter:hover { background: #ff953f; color: #1a0e02; transform: translateY(-2px); }

.sidebar-categories {
    padding: 22px 24px 14px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
}
.sidebar-categories ul { margin: 0; padding: 0; list-style: none; }
.sidebar-categories li + li { border-top: 1px solid var(--line); }
.sidebar-categories a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 0;
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--ink);
    text-decoration: none;
}
.sidebar-categories a:hover { color: var(--primary-strong); }
.cat-arrow { color: var(--primary); transition: transform .25s var(--ease); }
.sidebar-categories a:hover .cat-arrow { transform: translateX(5px); }

/* --- Pagination ------------------------------------------------------------------------------- */

.pagination { display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 40px 0 0; list-style: none; justify-content: center; }
.pagination .page-link {
    display: block;
    min-width: 42px;
    padding: 8px 12px;
    text-align: center;
    font-family: var(--font-mono);
    font-weight: 500;
    color: var(--ink);
    text-decoration: none;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}
.pagination a.page-link:hover { border-color: var(--primary); color: var(--primary-strong); }
.pagination .active .page-link { background: var(--ink); border-color: var(--ink); color: #fff; }
.pagination .disabled .page-link { color: #9db0bd; background: transparent; }

/* --- Normale Seiten / Formulare ------------------------------------------------------------------ */

.page-content {
    background: var(--card);
    border: 1px solid var(--line);
    border-top: 4px solid var(--primary);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    padding: clamp(20px, 4vw, 44px);
}
.page-content h1 { margin: 0 0 .6em; font-size: clamp(1.9rem, 4vw, 2.6rem); }
.page-content h2 { margin: 1.6em 0 .5em; font-size: 1.5rem; }
.page-content h3 { margin: 1.4em 0 .4em; font-size: 1.2rem; }
.page-content p, .page-content li { overflow-wrap: anywhere; }
.page-content iframe { max-width: 100%; }

.cms-form label { display: block; margin-bottom: 6px; font-weight: 600; color: var(--ink); }
.cms-form input:not([type=checkbox]):not([type=radio]),
.cms-form textarea,
.cms-form select {
    width: 100%;
    padding: 11px 14px;
    font: inherit;
    color: var(--text);
    background: #fff;
    border: 1px solid #aebfcb;
    border-radius: var(--radius);
}
.cms-form input:focus, .cms-form textarea:focus, .cms-form select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 174, 239, .25);
}
.cms-form button[type=submit] {
    padding: 12px 26px;
    font-family: var(--font-display);
    font-weight: 700;
    color: #1a0e02;
    background: var(--accent);
    border: 0;
    border-radius: var(--radius);
    cursor: pointer;
}
.cms-form button[type=submit]:hover { background: #ff953f; }

/* --- Footer ------------------------------------------------------------------------------------------ */

.site-footer {
    margin-top: auto;
    padding: 52px 0 40px;
    text-align: center;
    color: #9fb8c9;
    background-color: var(--ink);
    background-image: radial-gradient(50% 140% at 50% 0%, rgba(0, 174, 239, .2), transparent 70%);
    border-top: 3px solid var(--primary);
}
.footer-logo { display: inline-block; line-height: 0; margin-bottom: 20px; }
.footer-copy { margin: 0 0 16px; font-size: .92rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 8px 26px; justify-content: center; }
.footer-nav a {
    font-family: var(--font-mono);
    font-size: .8rem;
    letter-spacing: .05em;
    text-transform: uppercase;
    color: #dbeaf3;
    text-decoration: none;
}
.footer-nav a:hover { color: var(--primary); }

/* --- 404 ---------------------------------------------------------------------------------------------- */

.page-content h1 + h2 { color: var(--primary-strong); }

/* --- Reduced motion ----------------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

@media (max-width: 575.98px) {
    body { font-size: 1rem; }
    .container { padding-left: 16px; padding-right: 16px; }
    .logo-wrapper .logo { height: 40px; }
    .list-head { flex-direction: column; align-items: flex-start; gap: 6px; }
    .home-hero::after { display: none; }
}