/**
 * Layout CSS - Professionelle Layout-Struktur
 * 
 * Diese Datei definiert die Hauptstruktur der Seite mit optimierten Proportionen,
 * modernem Spacing und vollständig responsivem Design.
 * 
 * Author: Fabian Rossbacher
 * LinkedIn: https://www.linkedin.com/in/fabian-rossbacher/
 */

/* ==========================================================================
   Main Layout Structure
   ========================================================================== */

.layout-content-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: linear-gradient(180deg, #ffffff 0%, var(--color-background) 100%);
}

.layout-main-container {
    flex: 1;
    width: 100%;
    padding: 3rem 0;
}

.layout-main-content {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 0;
    align-items: start;
    width: 100%;
}

/* ==========================================================================
   Sidebar Layout
   ========================================================================== */

.layout-sidebar {
    background: #ffffff;
    padding: 2rem 2rem 2rem 2rem;
    border-radius: 0;
    position: sticky;
    top: 0;
    border-right: 1px solid #e2e8f0;
    border-left: none;
    border-top: none;
    border-bottom: none;
    box-shadow: none;
    transition: all 0.3s ease;
    height: 100%;
    overflow-y: visible;
    overflow-x: visible;
}

.layout-sidebar ul {
    list-style: none;
    padding: 0;
}

.layout-sidebar li {
    list-style: none;
}

.layout-sidebar:hover {
    box-shadow: none;
    border-color: #e2e8f0;
}

/* ==========================================================================
   Content Area
   ========================================================================== */

.layout-article-content {
    padding-top: 15px;
    padding-left: 3rem;
    background: #ffffff;
}

.layout-content-area {
    background: #ffffff;
    padding: 3rem 10px 3rem 4rem;
    border-radius: 0;
    border: none;
    box-shadow: none;
    min-width: 0;
    max-width: 100%;
    animation: fade-in-up 0.6s ease-out;
}

/* ==========================================================================
   Home Page Intro Section
   ========================================================================== */

.layout-home-intro {
    text-align: center;
    margin: 0 auto 3rem auto;
    max-width: 1200px;
    padding: 0 2rem;
}

.widget-home-intro-text {
    font-size: var(--font-size-large);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-top: 1rem;
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   Responsive Design - 4 Breakpoints
   ========================================================================== */

/* Mobile: max-width 576px */
@media (max-width: 576px) {
    .layout-content-wrapper {
        width: 100%;
        margin: 0;
        padding: 0;
    }
    
    .layout-main-container {
        width: 100%;
        margin: 0;
        padding: 1.5rem 0;
    }
    
    .layout-main-content {
        width: 100%;
        margin: 0;
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    /* Sidebar als Overlay auf mobilen Geräten */
    .layout-sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 85%;
        max-width: 320px;
        height: 100vh;
        margin: 0;
        padding: 1rem 10px;
        background: #ffffff;
        border-radius: 0;
        border-right: 1px solid #e2e8f0;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
        z-index: 9998;
        overflow-x: hidden;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        transition: left 0.3s ease;
    }
    
    /* Sidebar sichtbar */
    .layout-sidebar.mobile-sidebar-visible {
        left: 0;
    }
    
    .layout-article-content {
        padding-top: 15px;
        padding-left: 1rem;
    }
    
    .layout-content-area {
        width: 100%;
        margin: 0;
        padding: 1.5rem 10px;
        border-radius: 0;
    }
    
    /* Backdrop für Sidebar */
    .sidebar-backdrop {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 9997;
    }
    
    .sidebar-backdrop.active {
        display: block;
    }
}

/* Tablet/iPad: 600px–768px */
@media (min-width: 600px) and (max-width: 768px) {
    .layout-content-wrapper {
        width: 100%;
        margin: 0;
        padding: 0;
    }
    
    .layout-main-container {
        width: 100%;
        margin: 0;
        padding: 2rem 0;
    }
    
    .layout-main-content {
        width: 100%;
        margin: 0;
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    /* Sidebar als Overlay auf Tablet/iPad */
    .layout-sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 60%;
        max-width: 400px;
        height: 100vh;
        margin: 0;
        padding: 1.5rem 10px;
        background: #ffffff;
        border-radius: 0;
        border-right: 1px solid #e2e8f0;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
        z-index: 9998;
        overflow-x: hidden;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        transition: left 0.3s ease;
    }
    
    /* Sidebar sichtbar */
    .layout-sidebar.mobile-sidebar-visible {
        left: 0;
    }
    
    .layout-article-content {
        padding-top: 15px;
        padding-left: 1.5rem;
    }
    
    .layout-content-area {
        width: 100%;
        margin: 0;
        padding: 2rem 10px;
        border-radius: 0;
    }
    
    /* Backdrop für Sidebar */
    .sidebar-backdrop {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 9997;
    }
    
    .sidebar-backdrop.active {
        display: block;
    }
}

/* Small Desktop: 1024px–1366px */
@media (min-width: 1024px) and (max-width: 1366px) {
    .layout-main-container {
        width: 100%;
        padding: 2.5rem 0;
    }
    
    .layout-main-content {
        grid-template-columns: 380px 1fr;
        gap: 0;
    }
    
    .layout-sidebar {
        padding: 1.75rem;
    }
    
    .layout-article-content {
        padding-top: 15px;
        padding-left: 2.5rem;
    }
    
    .layout-content-area {
        padding: 2.5rem 10px 2.5rem 3rem;
    }
}

/* Large Desktop: min-width 1440px */
@media (min-width: 1440px) {
    .layout-main-container {
        width: 100%;
        padding: 3.5rem 0;
    }
    
    .layout-main-content {
        grid-template-columns: 480px 1fr;
        gap: 0;
    }
    
    .layout-sidebar {
        padding: 2.5rem;
        top: 0;
    }
    
    .layout-article-content {
        padding-top: 15px;
        padding-left: 3.5rem;
    }
    
    .layout-content-area {
        padding: 3.5rem 10px 3.5rem 5rem;
    }
}

/* Tablet Landscape / Medium Desktop: 769px - 1023px */
@media (min-width: 769px) and (max-width: 1023px) {
    .layout-content-wrapper {
        width: 100%;
        margin: 0;
    }
    
    .layout-main-container {
        width: 100%;
        max-width: 100%;
        padding: 2rem 1.5rem;
    }
    
    .layout-main-content {
        width: 100%;
        max-width: 100%;
        grid-template-columns: 280px 1fr;
        gap: 1.5rem;
    }
    
    .layout-article-content {
        width: 100%;
        max-width: 100%;
        padding: 0 1rem;
    }
}

/* Änderungsprotokoll: 2026-07-06 | Cursor Agent | @skill-css-rules, @skill-change-provenance | Desktop-Sidebar ohne Scrollbar */
@media (min-width: 1281px) {
    .layout-sidebar {
        max-height: none;
        overflow-x: visible;
        overflow-y: visible;
    }
}

/* Änderungsprotokoll: 2026-07-05 | Cursor Agent | @skill-css-rules, @skill-change-provenance | Sidebar-Overlay bis 1280px (Hamburger/wiki-search.js) */
/* Tablet, iPad, Small Desktop: Wiki-Sidebar per Hamburger (Overlay) */
@media (max-width: 1280px) {
    .layout-main-content {
        width: 100%;
        margin: 0;
        grid-template-columns: 1fr;
        gap: 0;
    }

    .layout-sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 55%;
        max-width: 420px;
        height: 100vh;
        margin: 0;
        padding: 1.5rem 10px;
        background: #ffffff;
        border-radius: 0;
        border-right: 1px solid #e2e8f0;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
        z-index: 9998;
        overflow-y: auto;
        transition: left 0.3s ease;
    }

    .layout-sidebar.mobile-sidebar-visible {
        left: 0;
    }

    .sidebar-backdrop {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 9997;
    }

    .sidebar-backdrop.active {
        display: block;
    }
}

/* General fixes for all breakpoints */
.layout-main-container {
    box-sizing: border-box;
}

.layout-article-content {
    box-sizing: border-box;
    overflow-x: hidden;
}