/* =============================================================================
   ITSWEBER CMS – itsweber Theme v2
   Offizielles ITSWEBER-Markenbild
   ============================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;500;600;700;800&display=swap');

/* === CSS Variables ========================================================= */
:root {
    /* Brand colours – derived from itsweber.de */
    --color-primary:       #15779b;   /* dark teal-blue  – buttons, headings */
    --color-primary-light: #2ea3f2;   /* lighter blue    – links, accents    */
    --color-primary-dark:  #0f5f7d;   /* hover/active    – darker shade      */
    --color-primary-bg:    #e8f4fb;   /* tint background – subtle highlights */

    /* Neutrals */
    --color-text:          #2b2b2b;
    --color-text-light:    #666666;
    --color-text-muted:    #999999;
    --color-bg:            #ffffff;
    --color-bg-alt:        #f4f4f4;
    --color-bg-section:    #f9f9f9;
    --color-border:        #efefef;
    --color-border-medium: #dde0e4;

    /* Typography */
    --font-sans: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Layout */
    --container-width: 1140px;
    --header-height:   80px;

    /* Radii */
    --radius-sm:  4px;
    --radius-md:  8px;
    --radius-lg:  12px;
    --radius-xl:  16px;
    --radius-pill: 999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.07);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.10);
    --shadow-brand: 0 6px 20px rgba(21, 119, 155, 0.20);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition:      0.22s ease;
}

/* === Reset & Base ========================================================= */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: var(--font-weight-normal);
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: var(--color-primary-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover { color: var(--color-primary); text-decoration: underline; }

ul, ol { list-style: none; }

/* picture transparency – Phase 3d compat */
picture { display: contents; }

/* === Layout =============================================================== */
.container {
    max-width: var(--container-width);
    margin-inline: auto;
    padding-inline: 1.5rem;
}
.container-narrow { max-width: 760px; }

/* === Header =============================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 200;
    height: var(--header-height);
    background: linear-gradient(135deg, #0d2d3a 0%, #13404f 60%, #15779b 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
    display: flex;
    align-items: center;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

/* Logo */
.site-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}
.site-logo img {
    height: 44px;
    width: auto;
    display: block;
    opacity: 0.95;
}
/* Logo display modes (Phase 6d – global branding system) */
.site-logo img.logo-mode-filtered,
.footer-brand-logo img.logo-mode-filtered {
    filter: brightness(0) invert(1);
}
.site-logo img.logo-mode-original,
.footer-brand-logo img.logo-mode-original {
    filter: none;
}
.logo-text {
    font-size: 1.375rem;
    font-weight: var(--font-weight-bold);
    color: #fff;
    letter-spacing: -0.02em;
    line-height: 1;
}
.logo-text span { color: var(--color-primary-light); }

/* Navigation */
.main-nav { display: flex; align-items: center; }

.nav-toggle {
    display: none;
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-sm);
    padding: 0.3rem 0.6rem;
    font-size: 1.25rem;
    cursor: pointer;
    color: #fff;
    line-height: 1;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-list a {
    display: inline-block;
    padding: 0.4rem 0.875rem;
    color: rgba(255, 255, 255, 0.82);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background var(--transition-fast);
    white-space: nowrap;
}
.nav-list a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
    text-decoration: none;
}
.nav-list a.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.18);
    font-weight: var(--font-weight-semibold);
}

/* === Buttons ============================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.7rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-md);
    text-decoration: none;
    cursor: pointer;
    border: 2px solid transparent;
    transition: background var(--transition-fast), color var(--transition-fast),
                box-shadow var(--transition-fast), transform var(--transition-fast);
    white-space: nowrap;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }

.btn-primary {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}
.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    box-shadow: var(--shadow-brand);
    color: #fff;
}

.btn-secondary {
    background: var(--color-bg);
    color: var(--color-primary);
    border-color: var(--color-primary);
}
.btn-secondary:hover {
    background: var(--color-primary);
    color: #fff;
}

.btn-hero {
    background: #fff;
    color: var(--color-primary-dark);
    border-color: #fff;
    padding: 0.875rem 2.25rem;
    font-size: 1rem;
    border-radius: var(--radius-pill);
}
.btn-hero:hover {
    background: var(--color-primary-bg);
    color: var(--color-primary-dark);
    border-color: var(--color-primary-bg);
    box-shadow: 0 6px 20px rgba(255,255,255,0.25);
}

.btn-cta {
    background: #fff;
    color: var(--color-primary-dark);
    border-color: transparent;
    padding: 0.875rem 2.25rem;
    font-size: 1rem;
    border-radius: var(--radius-pill);
}
.btn-cta:hover {
    background: var(--color-primary-bg);
    color: var(--color-primary-dark);
}

.btn-back {
    color: var(--color-text-light);
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
    padding: 0;
    border: none;
    background: none;
    transform: none;
}
.btn-back:hover {
    color: var(--color-primary);
    transform: none;
    text-decoration: none;
}

/* === Breadcrumbs ========================================================== */
.breadcrumbs {
    background: var(--color-bg-section);
    border-bottom: 1px solid var(--color-border);
    padding: 0.6rem 0;
    font-size: 0.8125rem;
}
.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0;
}
.breadcrumb-item {
    display: flex;
    align-items: center;
    color: var(--color-text-muted);
}
.breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    margin: 0 0.45rem;
    color: var(--color-border-medium);
    font-size: 0.9rem;
}
.breadcrumb-item a {
    color: var(--color-text-light);
    text-decoration: none;
}
.breadcrumb-item a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}
.breadcrumb-item.breadcrumb-current span {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

/* === Main & Section Utilities ============================================= */
.site-main { min-height: 60vh; }

.section-title {
    font-size: 2.125rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.025em;
    margin-bottom: 0.5rem;
}

.section-eyebrow {
    font-size: 0.8125rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.section-lead {
    font-size: 1.125rem;
    color: var(--color-text-light);
    line-height: 1.65;
    max-width: 640px;
}

/* Section spacing */
.section-pad        { padding: 5rem 0; }
.section-pad-sm     { padding: 3.5rem 0; }
.section-pad-lg     { padding: 6rem 0; }
.section-bg-alt     { background: var(--color-bg-alt); }
.section-bg-section { background: var(--color-bg-section); }
.section-divider    { border-top: 1px solid var(--color-border); }

/* === Hero Section v2 ====================================================== */
.hero-section {
    position: relative;
    padding: 6rem 0 5rem;
    background: linear-gradient(135deg, #0a2535 0%, #0f4d63 40%, #15779b 80%, #1e93be 100%);
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

/* Dezenter Hintergrundmuster-Overlay */
.hero-section::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 80% 20%, rgba(46, 163, 242, 0.12) 0%, transparent 55%),
                      radial-gradient(circle at 10% 90%, rgba(21, 119, 155, 0.10) 0%, transparent 45%);
    pointer-events: none;
    z-index: 1;
}

/* Dark overlay when a background image is set */
.hero-section.has-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(7, 36, 48, 0.82) 0%, rgba(15, 79, 99, 0.68) 100%);
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

/* ── Hero: zentriert (Standard ohne Portrait-Bild) ── */
.hero-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4rem;
    text-align: center;
}

/* ── Hero: Split-Layout mit Portrait-Bild ── */
.hero-section.has-portrait .hero-inner {
    text-align: left;
    justify-content: space-between;
}

.hero-text {
    flex: 1;
    min-width: 0;
}

.hero-section.has-portrait .hero-text {
    max-width: 560px;
}

.hero-portrait {
    flex-shrink: 0;
    width: clamp(220px, 26vw, 340px);
    display: none; /* hidden by default – shown via .has-portrait */
}
.hero-section.has-portrait .hero-portrait {
    display: block;
}

.hero-portrait img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.35);
    aspect-ratio: 3 / 4;
    object-fit: cover;
}

/* Eyebrow */
.hero-eyebrow {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary-light);
    background: rgba(46, 163, 242, 0.15);
    border: 1px solid rgba(46, 163, 242, 0.3);
    border-radius: var(--radius-pill);
    padding: 0.25rem 0.875rem;
    margin-bottom: 1.25rem;
}

.hero-title {
    font-size: clamp(2.125rem, 5vw, 3.375rem);
    font-weight: var(--font-weight-bold);
    color: #fff;
    line-height: 1.13;
    letter-spacing: -0.03em;
    margin-bottom: 1.25rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.25);
}

.hero-title mark {
    background: none;
    color: var(--color-primary-light);
}

.hero-subtitle {
    font-size: 1.1875rem;
    color: rgba(255, 255, 255, 0.84);
    max-width: 540px;
    margin: 0 auto 2.5rem;
    line-height: 1.65;
}
.hero-section.has-portrait .hero-subtitle {
    margin-left: 0;
    margin-right: 0;
}

/* CTA Gruppe */
.hero-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}
.hero-section.has-portrait .hero-cta-group {
    justify-content: flex-start;
}

/* === Intro Section ======================================================== */
.intro-section {
    padding: 5rem 0;
    text-align: center;
    background: var(--color-bg);
}
.intro-section .intro-header { margin-bottom: 2rem; }
.intro-section h2 {
    font-size: 1.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}
.intro-section p {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 640px;
    margin-inline: auto;
    line-height: 1.7;
}

/* Decorative top border */
.intro-section .intro-header::before {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: var(--color-primary);
    border-radius: var(--radius-pill);
    margin: 0 auto 1.25rem;
}

/* === Features Section ===================================================== */
.features-section {
    padding: 5rem 0;
    background: var(--color-bg-section);
}
.features-section > .container > h2 {
    text-align: center;
    font-size: 1.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.02em;
    margin-bottom: 3rem;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.75rem;
}
.feature-card {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    border-top: 3px solid var(--color-primary);
    transition: box-shadow var(--transition), transform var(--transition);
}
.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.feature-card h3 {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: 0.6rem;
}
.feature-card p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.65;
}

/* === Blog Preview Section ================================================= */
.blog-preview-section {
    padding: 5rem 0;
    background: var(--color-bg);
}
.blog-preview-section h2 {
    font-size: 1.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.02em;
    text-align: center;
    margin-bottom: 3rem;
}

/* === Gallery Preview Section ============================================== */
.gallery-preview-section {
    padding: 5rem 0;
    background: var(--color-bg-alt);
}
.gallery-preview-section h2 {
    text-align: center;
    font-size: 1.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.02em;
    margin-bottom: 3rem;
}
.gallery-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2.5rem;
}
.gallery-preview-card {
    display: block;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 1 / 1;
    position: relative;
    text-decoration: none;
    background: var(--color-border);
}
.gallery-preview-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}
.gallery-preview-card:hover img { transform: scale(1.06); }
.gallery-preview-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    font-size: 2rem;
    background: var(--color-border);
}
.gallery-preview-card span {
    position: absolute;
    inset-inline: 0;
    bottom: 0;
    padding: 0.5rem 0.75rem;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.65));
    color: #fff;
    font-size: 0.8125rem;
    font-weight: var(--font-weight-medium);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.gallery-preview-cta { text-align: center; }

/* === Events Preview Section =============================================== */
.events-preview-section {
    padding: 5rem 0;
    background: var(--color-bg);
}
.events-preview-section h2 {
    text-align: center;
    font-size: 1.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.02em;
    margin-bottom: 3rem;
}
.events-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.75rem;
}
.events-preview-cta { text-align: center; margin-top: 2.5rem; }

/* === CTA Section ========================================================== */
.cta-section {
    padding: 5.5rem 0;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    text-align: center;
}
.cta-section h2 {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: #fff;
    letter-spacing: -0.025em;
    margin-bottom: 1rem;
}
.cta-section p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 540px;
    margin: 0 auto 2.25rem;
    line-height: 1.65;
}

/* === Page Section ========================================================= */
.page-section {
    padding: 4rem 0 5.5rem;
}
.page-header {
    margin-bottom: 2.5rem;
    padding-bottom: 1.75rem;
    border-bottom: 1px solid var(--color-border);
}
.page-title {
    font-size: 2.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.03em;
    line-height: 1.2;
}
.page-content {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--color-text);
}
.page-content p { margin-bottom: 1.25rem; }
.page-content h2 { font-size: 1.625rem; font-weight: var(--font-weight-bold); margin: 2rem 0 1rem; }
.page-content h3 { font-size: 1.25rem; font-weight: var(--font-weight-semibold); margin: 1.5rem 0 0.75rem; }
.page-content ul, .page-content ol { margin: 1rem 0 1.25rem 1.5rem; list-style: revert; }
.page-content li { margin-bottom: 0.4rem; }
.page-content blockquote {
    border-left: 3px solid var(--color-primary);
    padding: 0.75rem 1.25rem;
    margin: 1.5rem 0;
    background: var(--color-primary-bg);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--color-text-light);
}

/* === Blog ================================================================= */
.blog-section {
    padding: 4rem 0 5.5rem;
}
.blog-section .section-header {
    margin-bottom: 2.75rem;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}
.blog-card {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: box-shadow var(--transition), transform var(--transition);
    display: flex;
    flex-direction: column;
}
.blog-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}
.blog-card-image {
    width: 100%;
    height: 210px;
    object-fit: cover;
    display: block;
}
.blog-card-body {
    padding: 1.4rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}
.blog-card-body h2 {
    font-size: 1.0625rem;
    font-weight: var(--font-weight-semibold);
    line-height: 1.4;
    margin-bottom: 0;
}
.blog-card-body h2 a { color: var(--color-text); text-decoration: none; }
.blog-card-body h2 a:hover { color: var(--color-primary); }
.blog-card-body > p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.55;
    margin-top: 0.25rem;
    flex: 1;
}
.blog-category {
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-primary);
}
.blog-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    margin-top: 0.75rem;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-border);
    padding-top: 0.75rem;
}

/* === Blog Article ========================================================= */
.blog-article {
    padding: 3rem 0 5rem;
}
.article-image {
    width: 100%;
    border-radius: var(--radius-lg);
    margin-bottom: 2.5rem;
    max-height: 460px;
    object-fit: cover;
}
.article-title {
    font-size: 2.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 1rem;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1.25rem;
    margin-bottom: 2.25rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}
.article-category {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.article-content {
    font-size: 1.0625rem;
    line-height: 1.85;
    color: var(--color-text);
}
.article-content p { margin-bottom: 1.25rem; }
.article-content h2 { font-size: 1.625rem; font-weight: var(--font-weight-bold); margin: 2rem 0 1rem; }
.article-content h3 { font-size: 1.25rem; font-weight: var(--font-weight-semibold); margin: 1.5rem 0 0.75rem; }
.article-content ul, .article-content ol { margin: 1rem 0 1.25rem 1.5rem; list-style: revert; }
.article-content li { margin-bottom: 0.4rem; }
.article-content blockquote {
    border-left: 3px solid var(--color-primary);
    padding: 0.75rem 1.25rem;
    margin: 1.5rem 0;
    background: var(--color-primary-bg);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--color-text-light);
}
.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}
.article-tag {
    display: inline-block;
    padding: 0.2rem 0.7rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    font-size: 0.8125rem;
    color: var(--color-text-light);
    text-decoration: none;
}
.article-tag:hover {
    background: var(--color-primary-bg);
    color: var(--color-primary);
    border-color: var(--color-primary);
}
.article-footer {
    margin-top: 3rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--color-border);
}

/* === Gallery ============================================================== */
.gallery-section { padding: 4rem 0 5.5rem; }
.gallery-section .section-header {
    margin-bottom: 2.75rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}
.section-description {
    font-size: 1.0625rem;
    color: var(--color-text-light);
    margin-top: 0.5rem;
    line-height: 1.65;
}
.section-back {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.75rem;
}
.gallery-card {
    display: block;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    text-decoration: none;
    color: var(--color-text);
    transition: box-shadow var(--transition), transform var(--transition);
    background: var(--color-bg);
}
.gallery-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
    text-decoration: none;
}
.gallery-card-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}
.gallery-card-placeholder {
    height: 220px;
    background: var(--color-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 2.5rem;
}
.gallery-card-info { padding: 1.1rem; }
.gallery-card-info h3 {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: 0.25rem;
}
.gallery-card-info p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

/* Gallery album images */
.gallery-images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.625rem;
    margin-top: 1.5rem;
}
.gallery-image-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    cursor: pointer;
    aspect-ratio: 1 / 1;
    background: var(--color-bg-alt);
    margin: 0;
}
.gallery-image-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
    display: block;
}
.gallery-image-item:hover img,
.gallery-image-item:focus img { transform: scale(1.06); }
.gallery-image-item:focus { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.gallery-image-item figcaption {
    position: absolute;
    inset-inline: 0;
    bottom: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.65));
    color: #fff;
    padding: 2rem 0.75rem 0.625rem;
    font-size: 0.8125rem;
    line-height: 1.4;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}
.gallery-image-item:hover figcaption,
.gallery-image-item:focus figcaption { opacity: 1; }

/* Gallery Lightbox */
.gallery-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9000;
    background: rgba(0, 0, 0, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}
.gallery-lightbox.is-open { opacity: 1; pointer-events: all; }
.gallery-lightbox-inner {
    position: relative;
    max-width: min(90vw, 1200px);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 4rem;
}
.gallery-lightbox-img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
    display: block;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
}
.gallery-lightbox-info {
    margin-top: 0.875rem;
    text-align: center;
    min-height: 2.5rem;
}
.gallery-lightbox-caption { color: rgba(255, 255, 255, 0.9); font-size: 0.9375rem; margin: 0; }
.gallery-lightbox-counter { color: rgba(255, 255, 255, 0.45); font-size: 0.8125rem; margin-top: 0.25rem; }
.gallery-lightbox-close {
    position: fixed;
    top: 1.125rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.75);
    font-size: 2.25rem;
    line-height: 1;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    transition: color var(--transition-fast);
    z-index: 9001;
}
.gallery-lightbox-close:hover,
.gallery-lightbox-close:focus { color: #fff; outline: none; }
.gallery-lightbox-prev,
.gallery-lightbox-next {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    font-size: 1.375rem;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
    z-index: 9001;
    user-select: none;
}
.gallery-lightbox-prev { left: 1rem; }
.gallery-lightbox-next { right: 1rem; }
.gallery-lightbox-prev:hover,
.gallery-lightbox-next:hover { background: rgba(255, 255, 255, 0.25); }
.gallery-lightbox-prev:disabled,
.gallery-lightbox-next:disabled { opacity: 0.2; cursor: default; }

/* === Events =============================================================== */
.events-section { padding: 4rem 0 5.5rem; }
.events-header { margin-bottom: 2.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--color-border); }
.events-category-filter { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.events-category-filter a {
    padding: 0.3rem 0.9rem;
    border-radius: var(--radius-pill);
    border: 1px solid var(--color-border-medium);
    color: var(--color-text-light);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.events-category-filter a:hover,
.events-category-filter a.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    text-decoration: none;
}
.events-featured {
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--color-bg-section);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}
.events-featured-title {
    font-size: 0.8125rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-primary);
    margin-bottom: 1.25rem;
}
.events-featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.25rem;
}
.events-all-title {
    font-size: 0.8125rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    margin-bottom: 1.25rem;
}
.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.75rem;
}
.event-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), transform var(--transition);
    display: flex;
    flex-direction: column;
}
.event-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.event-card-image { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block; }
.event-card picture { display: block; }
.event-card picture img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.event-card-body {
    padding: 1.2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.event-card-body h3 { font-size: 1.0625rem; font-weight: var(--font-weight-semibold); line-height: 1.35; }
.event-card-body h3 a { color: var(--color-text); text-decoration: none; }
.event-card-body h3 a:hover { color: var(--color-primary); }
.event-card-body p { font-size: 0.9rem; color: var(--color-text-light); line-height: 1.5; }
.event-card--featured { border-color: var(--color-primary); border-width: 2px; }
.event-card--featured .event-card-body h3 a { color: var(--color-primary-dark); }
.event-card--postponed { border-color: #e67e22; }
.event-card--cancelled { opacity: 0.75; border-color: #c0392b; }
.event-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 0.875rem;
    font-size: 0.8125rem;
    color: var(--color-text-light);
}
.event-date, .event-time, .event-location { white-space: nowrap; }
.event-category {
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-primary);
}
.event-category a { color: inherit; text-decoration: none; }
.event-category a:hover { text-decoration: underline; }
.event-status-badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.event-status-badge--postponed { background: #fef3cd; color: #b45309; }
.event-status-badge--cancelled  { background: #fde8e8; color: #b91c1c; }
.event-card-link { margin-top: auto; font-size: 0.875rem; font-weight: var(--font-weight-semibold); color: var(--color-primary); text-decoration: none; }
.event-card-link:hover { text-decoration: underline; }

/* Event Detail */
.event-detail { padding: 4rem 0 5rem; }
.event-status-notice {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}
.event-status-notice--postponed { background: #fef3cd; color: #92400e; border-left: 4px solid #f59e0b; }
.event-status-notice--cancelled  { background: #fde8e8; color: #991b1b; border-left: 4px solid #ef4444; }
.event-detail-header { margin-bottom: 2rem; }
.event-detail-header h1 {
    font-size: 2.25rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.025em;
    line-height: 1.2;
    margin: 0.5rem 0 1rem;
}
.event-detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 2rem;
    font-size: 0.9375rem;
    color: var(--color-text-light);
}
.event-meta-item { display: flex; align-items: center; gap: 0.4rem; }
.event-meta-icon { font-size: 1rem; }
.event-detail-image {
    margin-bottom: 2.5rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}
.event-detail-image img,
.event-detail-image picture img { width: 100%; max-height: 480px; object-fit: cover; display: block; }
.event-detail-image picture { display: block; }
.event-detail-excerpt {
    font-size: 1.125rem;
    color: var(--color-text-light);
    line-height: 1.65;
    margin-bottom: 1.75rem;
    padding: 1.25rem 1.5rem;
    background: var(--color-bg-section);
    border-left: 3px solid var(--color-primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.event-detail-content { margin-bottom: 2rem; }
.event-detail-content.prose { line-height: 1.8; }
.event-detail-content.prose p { margin-bottom: 1rem; }
.event-detail-content.prose h2,
.event-detail-content.prose h3 { margin: 1.5rem 0 0.75rem; }
.event-detail-footer {
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    margin-top: 2rem;
}

/* === Topic Cards Section ================================================== */
.topic-cards-section {
    padding: 5rem 0;
    background: var(--color-bg);
}
.topic-cards-section > .container > .section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}
.topic-cards-section > .container > .section-header h2 {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.025em;
    margin-bottom: 0;
}
.topic-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.75rem;
}
.topic-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2rem 1.75rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
}
.topic-card::before {
    content: '';
    position: absolute;
    inset-block-start: 0;
    inset-inline: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}
.topic-card:hover::before { transform: scaleX(1); }
.topic-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--color-primary-bg);
    text-decoration: none;
}
.topic-card-icon {
    font-size: 2.25rem;
    line-height: 1;
    margin-bottom: 0.25rem;
}
.topic-card-title {
    font-size: 1.125rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    line-height: 1.3;
}
.topic-card-text {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.6;
    flex: 1;
}
.topic-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-top: 0.25rem;
    text-decoration: none;
}
.topic-card:hover .topic-card-link { text-decoration: underline; }
/* Karte als nicht-linkbarer Block */
.topic-card--plain { cursor: default; }
.topic-card--plain:hover { transform: translateY(-2px); }

/* === Highlight Grid Section =============================================== */
.highlight-grid-section {
    padding: 5rem 0;
    background: linear-gradient(160deg, #0a2535 0%, #0f4d63 50%, #15779b 100%);
    position: relative;
    overflow: hidden;
}
.highlight-grid-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 70% 40%, rgba(46, 163, 242, 0.10) 0%, transparent 60%);
    pointer-events: none;
}
.highlight-grid-section > .container {
    position: relative;
    z-index: 1;
}
.highlight-grid-section .section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}
.highlight-grid-section .section-header h2 {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: #fff;
    letter-spacing: -0.025em;
}
.highlight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}
.highlight-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-xl);
    padding: 2.25rem 2rem;
    backdrop-filter: blur(4px);
    transition: background var(--transition), transform var(--transition), border-color var(--transition);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    text-decoration: none;
    color: inherit;
}
.highlight-card:hover {
    background: rgba(255, 255, 255, 0.10);
    border-color: rgba(255, 255, 255, 0.22);
    transform: translateY(-3px);
    text-decoration: none;
}
.highlight-card-icon {
    font-size: 2rem;
    line-height: 1;
    margin-bottom: 0.25rem;
}
.highlight-card-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: #fff;
    line-height: 1.3;
}
.highlight-card-text {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.78);
    line-height: 1.65;
    flex: 1;
}
.highlight-card-source {
    font-size: 0.8125rem;
    color: var(--color-primary-light);
    font-weight: var(--font-weight-medium);
    margin-top: 0.25rem;
}
.highlight-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary-light);
    margin-top: 0.25rem;
    text-decoration: none;
}
.highlight-card:hover .highlight-card-link { color: #fff; text-decoration: underline; }

/* === Contact ============================================================== */
.contact-section {
    padding: 4rem 0 5.5rem;
}
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}
.contact-info-col h2 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.02em;
    margin-bottom: 1.25rem;
}
.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}
.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}
.contact-info-icon {
    font-size: 1.25rem;
    line-height: 1.4;
    flex-shrink: 0;
}
.contact-info-text {
    font-size: 1rem;
    color: var(--color-text-light);
    line-height: 1.5;
}
.contact-info-text a { color: var(--color-primary); }
.contact-info-text a:hover { color: var(--color-primary-dark); }
/* Legacy fallback .contact-info */
.contact-info { margin-top: 2rem; }
.contact-info p {
    margin-bottom: 0.625rem;
    font-size: 1.0625rem;
    color: var(--color-text);
}
.contact-info a { color: var(--color-primary); }
.contact-info a:hover { color: var(--color-primary-dark); }

/* Contact Form */
.contact-form-col {}
.contact-form-card {
    background: var(--color-bg-section);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
}
.contact-form-card h2 {
    font-size: 1.375rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: 1.75rem;
    letter-spacing: -0.02em;
}
.form-field {
    margin-bottom: 1.25rem;
}
.form-field label {
    display: block;
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: 0.45rem;
}
.form-field label .required {
    color: #e53e3e;
    margin-left: 0.2rem;
}
.form-field input[type="text"],
.form-field input[type="email"],
.form-field textarea,
.form-field select {
    width: 100%;
    padding: 0.7rem 1rem;
    border: 1.5px solid var(--color-border-medium);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--color-text);
    background: var(--color-bg);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
    appearance: none;
}
.form-field input:focus,
.form-field textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(21, 119, 155, 0.12);
}
.form-field input.is-invalid,
.form-field textarea.is-invalid {
    border-color: #e53e3e;
    box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.10);
}
.form-field textarea {
    resize: vertical;
    min-height: 140px;
}
.form-error {
    font-size: 0.8125rem;
    color: #c53030;
    margin-top: 0.35rem;
}
.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
/* Honeypot – versteckt */
.field-website { display: none !important; }

/* Alert messages */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    font-size: 0.9375rem;
    line-height: 1.55;
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
}
.alert-success {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
}
.alert-error {
    background: #fff5f5;
    border: 1px solid #fed7d7;
    color: #9b2c2c;
}
.alert-icon { font-size: 1.1rem; flex-shrink: 0; line-height: 1.55; }

/* === Error 404 ============================================================ */
.error-section { text-align: center; padding: 8rem 0; }
.error-code {
    font-size: 6rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1;
    display: block;
    margin-bottom: 0.5rem;
}
.error-message {
    font-size: 1.25rem;
    color: var(--color-text-light);
    margin: 0.75rem 0 2.25rem;
}

/* === Pagination =========================================================== */
.pagination { display: flex; gap: 0.5rem; margin-top: 2.5rem; justify-content: center; }
.pagination-btn {
    padding: 0.4rem 0.9rem;
    border: 1px solid var(--color-border-medium);
    border-radius: var(--radius-md);
    color: var(--color-text-light);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.pagination-btn:hover { background: var(--color-bg-alt); text-decoration: none; }
.pagination-btn.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* === Footer =============================================================== */
.site-footer {
    background: #1a2a32;
    color: rgba(255, 255, 255, 0.78);
    padding: 3.5rem 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
}
.footer-brand {}
.footer-brand-logo { margin-bottom: 0.875rem; }
.footer-brand-logo img { height: 36px; width: auto; opacity: 0.9; }
.footer-brand-logo .footer-logo-text {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: #fff;
    letter-spacing: -0.02em;
}
.footer-tagline {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.6;
    margin-bottom: 1rem;
}
.footer-copyright {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.5;
}
.footer-col-title {
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 1rem;
}
.footer-nav { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-nav a {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color var(--transition-fast);
}
.footer-nav a:hover { color: #fff; text-decoration: none; }
.footer-social { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-social a {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color var(--transition-fast);
}
.footer-social a:hover { color: #fff; text-decoration: none; }
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.25rem 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
}
.footer-bottom-text { font-size: 0.8125rem; color: rgba(255, 255, 255, 0.35); }

/* === Utilities ============================================================ */
.text-muted { color: var(--color-text-muted); }
.text-center { text-align: center; }

/* === Responsive =========================================================== */
@media (max-width: 900px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
    .hero-section.has-portrait .hero-inner {
        flex-direction: column-reverse;
        text-align: center;
        gap: 2.5rem;
    }
    .hero-section.has-portrait .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    .hero-section.has-portrait .hero-cta-group {
        justify-content: center;
    }
    .hero-portrait {
        width: clamp(160px, 40vw, 260px);
    }
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .highlight-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    :root { --header-height: 68px; }

    .nav-toggle { display: block; }
    .nav-list {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        /* Mobile Nav auf dunklem Hintergrund passend zum Header */
        background: #0d2d3a;
        border-bottom: 2px solid rgba(255, 255, 255, 0.15);
        padding: 0.75rem 1.25rem 1rem;
        gap: 0.15rem;
        box-shadow: 0 4px 16px rgba(0,0,0,0.25);
        z-index: 199;
    }
    .nav-list.open { display: flex; }
    .nav-list a { width: 100%; }

    .hero-section { padding: 4.5rem 0 3.5rem; }
    .hero-inner { flex-direction: column; gap: 0; }
    .hero-title { font-size: 2rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-cta-group { justify-content: center; }

    .features-grid { grid-template-columns: 1fr; }
    .topic-cards-grid { grid-template-columns: 1fr; }
    .highlight-grid { grid-template-columns: 1fr; }

    .blog-grid { grid-template-columns: 1fr; }

    .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }

    .gallery-images-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 0.375rem;
    }

    .gallery-lightbox-inner { padding: 0 3rem; }
    .gallery-lightbox-prev { left: 0.25rem; }
    .gallery-lightbox-next { right: 0.25rem; }

    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    .footer-bottom { flex-direction: column; text-align: center; }

    .events-grid { grid-template-columns: 1fr; }

    .breadcrumbs { padding: 0.4rem 0; }
    .breadcrumb-item { font-size: 0.75rem; }

    .contact-form-card { padding: 1.75rem; }
    .form-row-2 { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .section-title { font-size: 1.625rem; }
    .page-title { font-size: 1.75rem; }
    .article-title { font-size: 1.75rem; }
    .event-detail-header h1 { font-size: 1.75rem; }
    .gallery-preview-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Downloads ──────────────────────────────────────────────────────────── */

/* Archive page */
.downloads-section { padding: 3.5rem 0 4rem; }
.downloads-header { margin-bottom: 2.25rem; }

/* Search bar */
.downloads-search-form { margin: 1.25rem 0; }
.search-wrap { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.search-input {
    flex: 1;
    min-width: 220px;
    max-width: 400px;
    padding: 0.55rem 1rem;
    border: 1.5px solid var(--color-border-medium);
    border-radius: var(--radius-lg);
    font-size: 0.9375rem;
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.search-input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(21,119,155,0.12); }
.search-btn {
    padding: 0.55rem 1.25rem;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: background var(--transition-fast);
}
.search-btn:hover { background: var(--color-primary-dark, #0f6080); }
.search-clear { color: var(--color-text-light); font-size: 0.875rem; text-decoration: none; padding: 0.25rem 0.5rem; }
.search-clear:hover { color: var(--color-primary); }

/* Category filter – styled as pill chips */
.downloads-category-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.25rem;
}
.downloads-category-filter a {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.95rem;
    border: 1.5px solid var(--color-border-medium);
    border-radius: 24px;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-light);
    text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.downloads-category-filter a:hover { background: var(--color-bg-alt); color: var(--color-text); text-decoration: none; }
.downloads-category-filter a.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    box-shadow: 0 1px 6px rgba(21,119,155,0.25);
}

/* Card grid */
.downloads-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.75rem;
    margin-top: 2rem;
}
.download-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: box-shadow var(--transition-normal), transform var(--transition-fast);
}
.download-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}
.download-card-image img,
.download-card-image picture img { width: 100%; height: 200px; object-fit: cover; display: block; }
.download-card-image picture { display: block; }
.download-card-placeholder {
    height: 110px;
    background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-bg-alt) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--color-border);
}
.download-placeholder-ext {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    letter-spacing: 0.04em;
    opacity: 0.55;
}
.download-card-body { padding: 1.125rem 1.25rem 1.125rem; flex: 1; display: flex; flex-direction: column; }
.download-category { font-size: 0.7rem; font-weight: var(--font-weight-bold); text-transform: uppercase; letter-spacing: 0.1em; }
.download-category a { color: var(--color-primary); text-decoration: none; }
.download-category a:hover { text-decoration: underline; }
.download-card-body h3 { font-size: 1.0625rem; margin: 0.4rem 0 0.5rem; line-height: 1.3; }
.download-card-body h3 a { color: var(--color-text); text-decoration: none; }
.download-card-body h3 a:hover { color: var(--color-primary); }
.download-excerpt { font-size: 0.875rem; color: var(--color-text-light); line-height: 1.6; flex: 1; margin-bottom: 0.75rem; }
.download-version {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: var(--font-weight-semibold, 600);
    color: var(--color-primary);
    background: rgba(21,119,155,0.08);
    border: 1px solid rgba(21,119,155,0.2);
    padding: 0.1rem 0.5rem;
    border-radius: 3px;
    margin-bottom: 0.6rem;
}
.download-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-top: auto;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
}
.download-meta { display: flex; align-items: center; gap: 0.4rem; }
.download-ext-badge {
    font-size: 0.68rem;
    font-weight: var(--font-weight-bold);
    background: var(--color-primary);
    color: #fff;
    padding: 0.12rem 0.45rem;
    border-radius: 3px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.download-size { font-size: 0.8rem; color: var(--color-text-muted); }
.download-card-link {
    font-size: 0.8125rem;
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold, 600);
    text-decoration: none;
    white-space: nowrap;
}
.download-card-link:hover { text-decoration: underline; }

/* ── Detail page – 2-column layout ──────────────────────────────────────── */
.download-detail { padding: 3.5rem 0 4rem; }
.download-detail-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 2.5rem;
    align-items: start;
}
.download-detail-main {}
.download-detail-sidebar {}

/* Header */
.download-detail-header { margin-bottom: 1.75rem; }
.download-detail-header h1 { font-size: 2rem; margin: 0.4rem 0 0; line-height: 1.25; }

/* Hero image */
.download-detail-image { margin-bottom: 2rem; border-radius: var(--radius-xl); overflow: hidden; }
.download-detail-image img,
.download-detail-image picture img { width: 100%; max-height: 440px; object-fit: cover; display: block; }
.download-detail-image picture { display: block; }

/* Excerpt */
.download-detail-excerpt {
    font-size: 1.0625rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 1.75rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

/* Content */
.download-detail-content { margin-bottom: 2rem; }
.download-detail-content.prose { line-height: 1.8; }
.download-detail-content.prose p { margin-bottom: 1.1rem; }
.download-detail-content.prose h2,
.download-detail-content.prose h3 { margin: 1.75rem 0 0.75rem; }
.download-detail-content.prose ul,
.download-detail-content.prose ol { padding-left: 1.5rem; margin-bottom: 1rem; }
.download-detail-content.prose li { margin-bottom: 0.3rem; }

/* Footer */
.download-detail-footer { padding-top: 2rem; border-top: 1px solid var(--color-border); }
.btn-back { color: var(--color-text-light); text-decoration: none; font-size: 0.9rem; }
.btn-back:hover { color: var(--color-primary); }

/* Sidebar – Download card */
.download-sidebar-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    position: sticky;
    top: calc(var(--header-height) + 1.5rem);
}
.download-sidebar-title {
    font-size: 0.8rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}
.download-sidebar-file {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 0.875rem 1rem;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.download-sidebar-ext {
    font-size: 0.78rem;
    font-weight: var(--font-weight-bold);
    background: var(--color-primary);
    color: #fff;
    padding: 0.2rem 0.55rem;
    border-radius: 4px;
    letter-spacing: 0.04em;
    flex-shrink: 0;
}
.download-sidebar-filename { font-size: 0.875rem; font-weight: var(--font-weight-semibold, 600); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; min-width: 0; }
.download-sidebar-filesize { font-size: 0.8rem; color: var(--color-text-muted); flex-shrink: 0; }
.btn-download-primary {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-bold);
    font-size: 1rem;
    text-align: center;
    text-decoration: none;
    letter-spacing: 0.01em;
    transition: background var(--transition-fast), box-shadow var(--transition-fast);
    margin-bottom: 1.25rem;
}
.btn-download-primary:hover { background: var(--color-primary-dark, #0f6080); box-shadow: 0 4px 14px rgba(21,119,155,0.3); text-decoration: none; }

/* Meta table in sidebar */
.download-meta-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0; }
.download-meta-list li {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.55rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.875rem;
}
.download-meta-list li:last-child { border-bottom: none; }
.dl-meta-label { color: var(--color-text-muted); font-weight: var(--font-weight-medium); flex-shrink: 0; }
.dl-meta-value { color: var(--color-text); text-align: right; }
.dl-meta-value a { color: var(--color-primary); text-decoration: none; }
.dl-meta-value a:hover { text-decoration: underline; }

/* Responsive */
@media (max-width: 900px) {
    .download-detail-layout { grid-template-columns: 1fr; }
    .download-sidebar-card { position: static; }
    .downloads-grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
}
@media (max-width: 600px) {
    .downloads-grid { grid-template-columns: 1fr; }
    .download-detail-header h1 { font-size: 1.625rem; }
}
/* ── end Downloads ──────────────────────────────────────────────────────── */