/* =============================================================
   LITZKI SYSTEMS — Main Stylesheet
   Version: 2026.03-ARCHITECTURE
   
   INHALTSVERZEICHNIS:
   01. CSS Custom Properties (Design Tokens)
   02. Box Model Reset
   03. Base / Body
   04. Layout Container
   05. Barrierefreiheit (Skip-Link)
   06. Header & Navigation
   07. Language Switch
   08. Main Content Area
   09. Images & Visuals
   10. Typography
   11. Links & Buttons
   12. Entity Page
   13. Blog Grid & Articles
   14. Author Box
   15. Category Section & Article Tiles
   16. Footer
   17. Responsive (max-width: 700px)
   18. Responsive (max-width: 600px)
   ============================================================= */


/* -------------------------------------------------------------
   01. CSS CUSTOM PROPERTIES (Design Tokens)
   ------------------------------------------------------------- */

:root {
    /* Colors */
    --bg-color:      #060d17;
    --text-color:    #e0e0e0;
    --accent-color:  #00FFFF;
    --muted-color:   #b0b0b0;
    --border-color:  #333;

    /* GEÄNDERT: --dim-color war identisch mit --text-color (#e0e0e0) — 
       daher auf --border-color ausgerichtet, wo es semantisch passt.
       Bestehende h2-border-bottom nutzt jetzt --border-color direkt. */

    /* Typography */
    --font-main: 'Courier New', Courier, monospace;

    /* Layout */
    /* NEU: Zentralisierter Content-Offset-Wert — ersetzt 8x hardcodierte 40px */
    --content-padding:        40px;
    --content-padding-mobile: 20px;
}


/* -------------------------------------------------------------
   02. BOX MODEL RESET
   ------------------------------------------------------------- */

html {
    box-sizing: border-box;
}

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


/* -------------------------------------------------------------
   03. BASE / BODY
   ------------------------------------------------------------- */

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}


/* -------------------------------------------------------------
   04. LAYOUT CONTAINER
   ------------------------------------------------------------- */

.container {
    max-width: 950px;
    width: 100%;
    border-left: 2px solid var(--border-color);
    padding-left: 0;
    padding-right: 0;
}


/* -------------------------------------------------------------
   05. BARRIEREFREIHEIT — Skip-Link
   NEU: WCAG 2.1 AA Pflicht; sichtbar nur bei Tastaturfokus.
   ------------------------------------------------------------- */

.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    z-index: 9999;
    padding: 12px 20px;
    background: var(--accent-color);
    color: var(--bg-color);
    font-family: var(--font-main);
    font-weight: bold;
    font-size: 1rem;
    text-decoration: none;
    border-bottom: none;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 0;
}


/* -------------------------------------------------------------
   06. HEADER & NAVIGATION
   ------------------------------------------------------------- */

.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    margin-bottom: 40px;
    border-bottom: 2px solid var(--text-color);
    background-color: var(--bg-color);
}

.header-logo-small {
    width: 70px;
    height: auto;
    display: block;
    border-radius: 3px;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Breadcrumb-Navigation (Header) */
/* NEU: Semantische <ol>-Breadcrumb aus dem Worker-Header */
.breadcrumb {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--muted-color);
}

.breadcrumb li + li::before {
    content: "//";
    margin-right: 8px;
    color: var(--border-color);
}

.breadcrumb a {
    color: var(--muted-color);
    border-bottom: none;
    transition: color 0.2s;
}

.breadcrumb a:hover {
    color: var(--accent-color);
}

.breadcrumb [aria-current="page"] {
    color: var(--accent-color);
}

/* Haupt-Navigation im Header */
.main-header nav a {
    margin-left: 15px;
    font-size: 1.1rem;
    font-weight: bold;
    text-transform: uppercase;
    color: var(--muted-color);
    border-bottom: none;
    transition: color 0.3s ease;
}

.main-header nav a:hover,
.main-header nav a.active {
    color: var(--accent-color);
    text-shadow: 0 0 5px rgba(0, 255, 255, 0.4);
}


/* -------------------------------------------------------------
   07. LANGUAGE SWITCH
   ------------------------------------------------------------- */

.lang-switch {
    font-family: var(--font-main);
    font-size: 1rem;
    color: var(--muted-color);
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    margin-left: 20px;
    border-left: 1px solid var(--border-color);
}

.lang-switch a {
    color: var(--muted-color);
    border: none;
    transition: color 0.3s;
    font-weight: bold;
}

.lang-switch a:hover {
    color: var(--accent-color);
    text-shadow: 0 0 5px rgba(0, 255, 255, 0.4);
}

.lang-switch .active {
    color: var(--accent-color);
    font-weight: bold;
}

.lang-switch .separator {
    color: var(--border-color);
    margin: 0 5px;
}


/* -------------------------------------------------------------
   08. MAIN CONTENT AREA
   GEÄNDERT: Hardcodierte 40px → var(--content-padding)
   ------------------------------------------------------------- */

h1, h2, h3, p, .status, .manifesto, footer {
    padding-left: var(--content-padding);
    padding-right: var(--content-padding);
}


/* -------------------------------------------------------------
   09. IMAGES & VISUALS
   GEÄNDERT: Hardcodierte 40px → var(--content-padding)
   ------------------------------------------------------------- */

.hero-image {
    width: calc(85% - (var(--content-padding) * 2));
    margin-left: var(--content-padding);
    height: auto;
    border-radius: 5px;
    margin-top: 20px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
}

.diagram-image {
    width: 45%;
    margin-left: var(--content-padding);
    height: auto;
    border-radius: 5px;
    margin-top: 20px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    display: block;
}

.image-caption {
    font-size: 0.85rem;
    color: var(--accent-color);
    margin-left: var(--content-padding);
    margin-top: -10px;
    margin-bottom: 40px;
    line-height: 1.4;
}


/* -------------------------------------------------------------
   10. TYPOGRAPHY
   GEÄNDERT: h2 border-bottom nutzt --border-color statt --dim-color
   (--dim-color war redundant identisch mit --text-color)
   ------------------------------------------------------------- */

h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    line-height: 1.1;
    margin-top: 0;
}

h2 {
    font-size: 1.4rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

h3 {
    font-size: 1.2rem;
    margin-top: 1.5rem;
    color: var(--accent-color);
    font-weight: bold;
}

p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

/* Tagline direkt unter h1 */
/* NEU: Ausgelagert aus Inline-Style in entity.html */
.tagline {
    padding-left: var(--content-padding);
    padding-right: var(--content-padding);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    color: var(--muted-color);
}

.status {
    color: var(--accent-color);
    font-size: 0.9rem;
    margin-bottom: 2rem;
    display: block;
    font-weight: bold;
    letter-spacing: 0.05em;
}

.highlight {
    color: #fff;
    border-bottom: 1px solid var(--accent-color);
}


/* -------------------------------------------------------------
   11. LINKS & BUTTONS
   ------------------------------------------------------------- */

a {
    color: var(--text-color);
    text-decoration: none;
    border-bottom: 1px dotted var(--accent-color);
}

.download-btn {
    display: inline-block;
    margin-top: 1rem;
    padding: 12px 24px;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    text-transform: uppercase;
    font-weight: bold;
    font-size: 1.1rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    background: rgba(0, 255, 255, 0.05);
}

.download-btn:hover {
    background-color: var(--accent-color);
    color: var(--bg-color);
    text-decoration: none;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.4);
    border-color: #fff;
    border-bottom: 1px solid var(--accent-color);
}


/* -------------------------------------------------------------
   12. ENTITY PAGE
   NEU: Alle Inline-Styles aus entity.html hier zentralisiert.
   GEÄNDERT: Hardcodierte 40px → var(--content-padding)
   ------------------------------------------------------------- */

.profile-image {
    width: 360px;
    height: auto;
    border-radius: 2px;
    border: 1px solid var(--accent-color);
    margin-top: 20px;
    margin-bottom: 20px;
    margin-left: var(--content-padding);
    display: block;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
}

.profile-image:hover {
    filter: grayscale(0%);
}

/* Definition List für strukturierte Entity-Daten (Designation, Role, etc.) */
/* NEU: Ersetzt <p> mit <br>-Ketten */
.entity-specs {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 6px 20px;
    margin: 1.5rem 0 1.5rem var(--content-padding);
    padding-right: var(--content-padding);
    font-size: 1rem;
}

.entity-specs dt {
    color: var(--muted-color);
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    padding-top: 2px;
}

.entity-specs dd {
    color: var(--text-color);
    margin: 0;
}

/* Capability Grid (Section 04) */
/* NEU: Ersetzt Inline-Grid-Style */
.capability-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 20px;
    padding-left: var(--content-padding);
    padding-right: var(--content-padding);
}

.capability-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.capability-item .highlight {
    font-size: 1rem;
    font-weight: bold;
}

.capability-item small {
    color: var(--muted-color);
    font-size: 0.9rem;
}

/* Proprietary Technology List (Section 02) */
/* NEU: Ersetzt Inline-Styles auf <ul> */
.capability-list {
    list-style-type: square;
    margin-left: calc(var(--content-padding) + 20px);
    margin-right: var(--content-padding);
    color: var(--muted-color);
    margin-bottom: 1.5rem;
}

.capability-list li {
    margin-bottom: 10px;
    line-height: 1.6;
}

.capability-list li strong {
    color: var(--text-color);
}

/* Abschluss-Zitat im Manifesto */
/* NEU: Ersetzt Inline-Style mit border-top + margin */
.manifesto-footer {
    margin-top: 40px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
    padding-left: var(--content-padding);
    padding-right: var(--content-padding);
    color: var(--muted-color);
    font-style: italic;
}


/* -------------------------------------------------------------
   13. BLOG GRID & ARTICLES
   ------------------------------------------------------------- */

.blog-article {
    display: grid;
    grid-template-columns: 1fr;
    padding-left: var(--content-padding);
    padding-right: var(--content-padding);
    margin-bottom: 4rem;
}

.blog-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
    margin-bottom: 2.5rem;
}

.blog-meta {
    font-size: 0.9rem;
    color: var(--muted-color);
    display: flex;
    gap: 15px;
    margin-bottom: 1rem;
    font-family: var(--font-main);
    text-transform: uppercase;
}

.blog-category {
    color: var(--accent-color);
    font-weight: bold;
}

.blog-content {
    line-height: 1.8;
}

.blog-content p {
    margin-bottom: 1.8rem;
}

.blog-content blockquote {
    border-left: 3px solid var(--accent-color);
    margin: 2rem 0;
    padding: 1rem 1.5rem;
    background: rgba(0, 255, 255, 0.03);
    font-style: italic;
    color: var(--text-color);
}

.blog-content ul {
    margin-bottom: 2rem;
    padding-left: 20px;
}

.blog-content li {
    margin-bottom: 0.8rem;
    line-height: 1.6;
}


/* -------------------------------------------------------------
   14. AUTHOR BOX
   GEÄNDERT: Hardcodierte 40px → var(--content-padding)
   ------------------------------------------------------------- */

.author-box {
    display: flex;
    gap: 20px;
    margin-top: 4rem;
    margin-bottom: 2rem;
    background: rgba(0, 255, 255, 0.02);
    padding: 25px;
    border: 1px solid var(--border-color);
    margin-left: var(--content-padding);
    margin-right: var(--content-padding);
}

.author-img {
    width: 100px;
    height: 100px;
    border-radius: 2px;
    border: 1px solid var(--accent-color);
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
    flex-shrink: 0;
}

.author-img:hover {
    filter: grayscale(0%);
}

.author-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.author-name {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--text-color);
    text-transform: uppercase;
    line-height: 1.2;
}

.author-title {
    font-size: 0.9rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: block;
}

.author-info p {
    font-size: 1rem;
    margin-bottom: 1.2rem;
    padding-left: 0;
    padding-right: 0;
    line-height: 1.5;
}

.author-links {
    display: flex;
    gap: 15px;
}

.author-links a {
    font-size: 0.9rem;
    color: var(--muted-color);
    font-weight: bold;
    border-bottom: none;
    transition: color 0.3s ease;
}

.author-links a:hover {
    color: var(--accent-color);
    text-shadow: 0 0 5px rgba(0, 255, 255, 0.4);
}


/* -------------------------------------------------------------
   15. CATEGORY SECTION & ARTICLE TILES
   ------------------------------------------------------------- */

.category-section {
    margin-bottom: 4rem;
}

.category-title {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    text-transform: uppercase;
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.article-tile {
    border: 1px solid var(--border-color);
    padding: 20px;
    display: flex;
    flex-direction: column;
    background: rgba(0, 255, 255, 0.02);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.article-tile:hover {
    border-color: var(--accent-color);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.1);
}

.article-tile h3 {
    margin-top: 0;
    font-size: 1.2rem;
    border-bottom: none;
    padding-left: 0;
    padding-right: 0;
}

.article-tile h3 a {
    border-bottom: none;
}

.article-tile p {
    font-size: 1rem;
    flex-grow: 1;
    margin-bottom: 1.5rem;
    padding-left: 0;
    padding-right: 0;
}

.article-tile .blog-meta {
    margin-bottom: 1rem;
    font-size: 0.8rem;
}

.article-tile .download-btn {
    align-self: flex-start;
    font-size: 0.85rem;
    padding: 8px 16px;
    margin-top: auto;
}


/* -------------------------------------------------------------
   16. FOOTER
   NEU: .footer-section-title, .footer-address, .footer-copy
        für Worker-generierten Footer-Inhalt.
   GEÄNDERT: footer h3, footer p Override entfernt — nicht mehr
        nötig, da Footer-Titles jetzt .footer-section-title sind.
   ------------------------------------------------------------- */

footer {
    margin-top: 5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
    padding-bottom: 40px;
    font-size: 1rem;
    color: var(--text-color);
}

footer a {
    color: #ccc;
    text-decoration: none;
    border-bottom: 1px dotted #666;
    transition: color 0.2s;
}

footer a:hover {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

footer .claim {
    color: var(--accent-color);
    font-weight: bold;
}

/* Abschnitts-Überschriften im Footer */
/* NEU: Ersetzt semantisch falsche <h3> im Worker-generierten Footer */
.footer-section-title {
    font-size: 0.85rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-color);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    padding-left: 0;
    padding-right: 0;
}

/* Adress-Block im Footer */
/* NEU: Browser-Default für <address> (kursiv) überschreiben */
footer address,
.footer-address {
    font-style: normal;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 1.2rem;
}

/* Copyright-Zeile */
.footer-copy {
    margin-top: 1.5rem;
    font-size: 0.95rem;
    color: var(--muted-color);
    padding-left: 0;
    padding-right: 0;
}

.build-id {
    display: block;
    margin-top: 20px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    font-weight: bold;
    color: var(--accent-color);
    letter-spacing: 1px;
}


/* -------------------------------------------------------------
   16b. COMPARISON TABLE
   ------------------------------------------------------------- */

.table-responsive {
    margin: 2.5rem 0;
    overflow-x: auto;
}

.audit-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.95rem;
}

.audit-table__caption {
    text-align: left;
    font-size: 0.8rem;
    color: var(--muted-color);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding-bottom: 0.75rem;
    caption-side: top;
}

.audit-table thead tr {
    border-bottom: 2px solid var(--accent-color);
}

.audit-table th {
    padding: 12px;
    color: var(--accent-color);
    font-weight: bold;
}

.audit-table tbody tr {
    border-bottom: 1px solid var(--border-color);
}

.audit-table tbody tr:nth-child(odd) {
    background: rgba(0, 255, 255, 0.02);
}

.audit-table td {
    padding: 12px;
}


/* -------------------------------------------------------------
   16c. DIAGRAM BLOCK (SVG figures)
   ------------------------------------------------------------- */

.diagram-block {
    margin: 3.5rem 0;
    border: 1px solid var(--border-color);
    padding: 30px 20px;
    background: rgba(0, 255, 255, 0.01);
}

.diagram-caption {
    text-align: center;
    margin-top: 25px;
    font-size: 0.85rem;
    color: var(--accent-color);
    font-family: var(--font-main);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}


/* -------------------------------------------------------------
   16d. CODE BLOCK
   ------------------------------------------------------------- */

.code-block {
    margin: 2.5rem 0;
    padding: 20px;
    background: #04080e;
    border: 1px solid var(--border-color);
    border-left: 3px solid #ffaa00;
    border-radius: 2px;
    overflow-x: auto;
}

.code-block__label {
    font-family: var(--font-main);
    font-size: 0.8rem;
    color: var(--muted-color);
    margin-bottom: 15px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.code-block pre {
    margin: 0;
    font-family: var(--font-main);
    font-size: 0.95rem;
    line-height: 1.5;
    color: #a8c7fa;
}

.code-block code {
    font-family: inherit;
}


/* -------------------------------------------------------------
   16e. FAQ SECTION (native <details>/<summary>)
   ------------------------------------------------------------- */

.faq-section {
    margin: 2.5rem 0;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.faq-item__question {
    color: var(--accent-color);
    font-size: 1.1rem;
    font-family: var(--font-main);
    font-weight: bold;
    cursor: pointer;
    list-style: none;
    padding: 0.5rem 0;
    transition: color 0.2s ease;
}

.faq-item__question::-webkit-details-marker {
    display: none;
}

.faq-item__question::before {
    content: "/// ";
    color: var(--border-color);
    transition: color 0.2s ease;
}

details[open] .faq-item__question::before {
    color: var(--accent-color);
}

.faq-item__question:hover {
    color: #fff;
}

.faq-item__answer {
    margin: 1rem 0 0.5rem 0;
    padding-left: 1rem;
    border-left: 2px solid var(--border-color);
    color: var(--muted-color);
    font-size: 1rem;
}


/* -------------------------------------------------------------
   16f. CALENDLY WIDGET
   Ausgelagert aus Inline-Style in index.html
   ------------------------------------------------------------- */

.calendly-inline-widget {
    min-width: 320px;
    height: 700px;
    margin-top: 2rem;
}


/* -------------------------------------------------------------
   17. RESPONSIVE — max-width: 700px
   GEÄNDERT: Hardcodierte Werte → var(--content-padding-mobile)
   ------------------------------------------------------------- */

@media (max-width: 700px) {

    .container {
        border-left: none;
        padding-left: 0;
        padding-right: 0;
    }

    .diagram-image {
        width: 40%;
        margin-left: var(--content-padding-mobile);
    }

    .image-caption {
        margin-left: var(--content-padding-mobile);
    }

    .main-header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .header-content {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }

    .main-header nav {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    .main-header nav a {
        margin: 0;
    }

    .lang-switch {
        margin-left: 0;
        border-left: none;
    }

    h1, h2, h3, p, .status, .manifesto, footer, .hero-image, .blog-article {
        padding-left: var(--content-padding-mobile);
        padding-right: var(--content-padding-mobile);
        margin-left: 0;
        width: 100%;
    }

    .hero-image {
        width: calc(100% - (var(--content-padding-mobile) * 2));
        margin-left: var(--content-padding-mobile);
    }

    h1 {
        font-size: 1.8rem;
    }

    .build-id {
        display: none;
    }

    .author-box {
        flex-direction: column;
        align-items: center;
        text-align: center;
        margin-left: var(--content-padding-mobile);
        margin-right: var(--content-padding-mobile);
    }

    .author-links {
        justify-content: center;
    }

    /* Entity Page — Mobile */
    .capability-grid {
        grid-template-columns: 1fr;
        padding-left: var(--content-padding-mobile);
        padding-right: var(--content-padding-mobile);
    }

    .capability-list {
        margin-left: calc(var(--content-padding-mobile) + 16px);
        margin-right: var(--content-padding-mobile);
    }

    .entity-specs {
        grid-template-columns: 1fr;
        margin-left: var(--content-padding-mobile);
        gap: 2px 0;
    }

    .entity-specs dd {
        margin-bottom: 10px;
        padding-left: 8px;
        border-left: 2px solid var(--border-color);
    }

    .manifesto-footer,
    .tagline {
        padding-left: var(--content-padding-mobile);
        padding-right: var(--content-padding-mobile);
    }
}


/* -------------------------------------------------------------
   18. RESPONSIVE — max-width: 600px
   GEÄNDERT: Anti-Pattern-Selektor 'div[style*="display: grid"]'
   entfernt und durch semantische Klasse .capability-grid ersetzt.
   ------------------------------------------------------------- */

@media (max-width: 600px) {
    .capability-grid {
        grid-template-columns: 1fr;
    }
}