/* CTA Box*/

.cta-box {
    text-align: center;
    padding: 60px 40px;
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.cta-box .btn {
    padding: 18px 50px;
}

/*Buttons*/
.btn {
    display: inline-block;
    text-decoration: none;
    padding: 15px 40px;
    border: 1px solid #ee2525;
    transition: all 0.3s ease;
    letter-spacing: 1px;
    margin-top: 10px;
    border-radius: 8px;

}




.btn-small {
    padding: 12px 30px;
    font-size: 12px;
    width: 100%;
    text-align: center;
}


.btn-primary {
    background-color: #ee2525;
    color: #fff !important;
}

.btn-primary:hover {
    background-color: #c41f1f;
    border-color: #c41f1f;
}


.btn-secondary {
    background-color: transparent;
    color: #ee2525 !important ;
    border-color: #1a1a1a;
}

.btn-secondary:hover {
    background-color: #1a1a1a;
    color: #fff;
}



h2 {
    display: inline-block;
    position: relative;
    padding-bottom: 8px;
}

h2::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 2px;
    width: 100%;
    background-color: #ee2525;
}



/* Project Grid */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin: 40px 0;
}

/* Project Cards */
.project-card {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.project-image {
    width: 100%;
    height: 250px;
    background-color: #e5e5e5;
}

/* Um echte Bilder für Projekte zu verwenden:
.project-card:nth-child(1) .project-image {
    background-image: url('images/projekt1.jpg');
    background-size: cover;
    background-position: center;
}
*/

.project-content {
    padding: 30px;
}

.project-content h3 {
    font-size: 24px;
    font-weight: 500;
    color: #1a1a1a;
    margin: 0 0 15px 0;
}

.project-content p {
    font-size: 14px;
    line-height: 1.7;
    color: #666;
    font-weight: bolder;
    margin: 0;
}

.project-year {
    display: inline-block;
    font-size: 12px;
    color: #ee2525;
    font-weight: 500;
    margin-top: 10px;
}



/* ============================================
   ARITHMEUM SECTION - SPEZIFISCHE STYLES
   ============================================ */

/* Intro Block */
.intro-block {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 80px auto;
}

.intro-text {
    font-size: 20px;
    line-height: 1.8;
    color: #1a1a1a;
    font-weight: bolder;
}

.intro-paragraph {
    font-size: 16px;
    line-height: 1.8;
    color: #4a4a4a;
    font-weight: bolder;
    margin-bottom: 40px;
}

/* Highlights Grid */
.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin: 40px 0;
}

/* Highlight Cards */
.highlight-card {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.highlight-image {
    width: 100%;
    height: 280px;
    background-color: #e5e5e5;
}

/* Um echte Bilder für Highlights zu verwenden:
.highlight-card:nth-child(1) .highlight-image {
    background-image: url('images/pascal-maschine.jpg');
    background-size: cover;
    background-position: center;
}
*/

.highlight-content {
    padding: 35px 30px;
    position: relative;
}

.highlight-number {
    font-size: 48px;
    font-weight: bolder;
    color: #ee2525;
    opacity: 0.3;
    position: absolute;
    top: -10px;
    right: 20px;
    line-height: 1;
}

.highlight-content h3 {
    font-size: 24px;
    font-weight: 500;
    color: #1a1a1a;
    margin: 0 0 15px 0;
}

.highlight-content p {
    font-size: 14px;
    line-height: 1.7;
    color: #666;
    font-weight: bolder;
    margin: 0;
}

/* Two Column Layout */
.two-column-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: 400px;
}

.column-content {
    padding: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.column-content h2 {
    margin-top: 0;
}

.column-content p {
    margin-bottom: 20px;
}

.column-image {
    width: 100%;
    height: 100%;
    min-height: 400px;
    background-color: #e5e5e5;
}

/* Um ein echtes Bild für das zweispaltige Layout zu verwenden:
.column-image {
    background-image: url('images/fuehrung.jpg');
    background-size: cover;
    background-position: center;
}
*/

/* Support Box */
.support-box {
    background-color: #fff;
    padding: 40px;
    border-left: 3px solid #ee2525;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.support-box p {
    margin-bottom: 20px;
}

.support-box p:last-child {
    margin-bottom: 0;
}



/* ============================================
   MITGLIEDSCHAFT SECTION - SPEZIFISCHE STYLES
   ============================================ */

.membership-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 40px 80px 40px;
}

/* Benefits List */
.benefits-list {
    max-width: 800px;
    margin: 60px auto 0;
}

.benefits-list ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.benefits-list li {
    padding: 15px 0 15px 40px;
    border-bottom: 1px solid #e0e0e0;
    position: relative;

    line-height: 1.6;


}

.benefits-list li:last-child {
    border-bottom: none;
}

.benefits-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #ee2525;
    font-size: 1.3rem;
    font-weight: bold;
 
}

/* Membership Types */
.membership-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    margin: 40px 0 60px 0;
}

.membership-card {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.membership-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.membership-card.featured {
    border: 2px solid #ee2525;
    position: relative;
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background-color: #ee2525;
    color: #fff;
    padding: 5px 15px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}



.membership-header {
    padding: 30px 25px 20px 25px;
    border-bottom: 1px solid #f0f0f0;
}

.membership-header h3 {
    font-size: 26px;
    font-weight: 500;
    margin: 0 0 5px 0;
}

.membership-subtitle {
    font-size: 14px;
    color: #ee2525;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

.membership-body {
    padding: 25px;
    flex-grow: 1;
}

.membership-body p {
    line-height: 1.7;
    margin: 0;
}

.membership-footer {
    padding: 20px 25px 30px 25px;
}

.btn-small {
    padding: 12px 30px;
    font-size: 12px;
    width: 100%;
    text-align: center;
}

/* Special Memberships */
.special-memberships { 
   display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
   gap: 30px;
   margin-top: 50px; 
}
.special-card { 
   background-color: #fff; 
   padding: 40px 35px; 
   box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05); 
   border-left: 3px solid #ee2525; 
   transition: transform 0.3s ease, box-shadow 0.3s ease; 
}

.special-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.special-card h3 {
    font-size: 24px;
    font-weight: 500;
    margin: 0 0 15px 0;
}

.special-card p {

    line-height: 1.7;
    color: #666;

    margin: 0 0 20px 0;
}

.link-arrow {
    display: inline-block;
    font-size: 14px;
    color: #ee2525;
    font-weight: 500;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.link-arrow:hover {
    transform: translateX(5px);
    color: #c41f1f;
}


/* Signup Box */
.signup-box {
    background-color: #fff;
    padding: 50px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.signup-content p {
    line-height: 1.8;
    margin-bottom: 15px;
}

.signup-action {
    text-align: center;
}

.btn-large {
    padding: 20px 50px;
    font-size: 15px;
    display: block;
    margin-bottom: 15px;
}

.signup-note {
    font-size: 13px;
    color: #999;
    font-style: italic;
    margin: 0;
}


.content-block {
    margin-bottom: 80px;
}



/* Thanks Box */
.thanks-box {
    background-color: #f9f7f4;
    padding: 50px;
    border-left: 4px solid #ee2525;
}

.thanks-box h2 {
    font-size: 32px;
    font-weight: 500;
    color: #1a1a1a;
    margin: 0 0 20px 0;
}

.thanks-box p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.thanks-box p:last-child {
    margin-bottom: 0;
}



/* Exclusive Box */
.exclusive-box {
    background-color: #fff;
    padding: 50px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
}

.exclusive-box h2 {
    font-size: 32px;
    font-weight: 500;
    margin: 0 0 20px 0;
}

.exclusive-box p {
    font-size: 16px;
    line-height: 1.8;
    font-weight: bolder;
    margin-bottom: 20px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.exclusive-box .btn {
    margin-top: 10px;
}



/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 968px) {
    .two-column-layout {
        grid-template-columns: 1fr;
    }
    
    .column-image {
        min-height: 300px;
    }
}

@media (max-width: 768px) {
    .about-section,
    .arithmeum-section,
    .membership-section {
        padding: 50px 20px;
    }
    
    .section-header h1 {
        font-size: 32px;
    }
    
    .content-block h2 {
        font-size: 28px;
    }
    
    .intro-text {
        font-size: 18px;
    }
    
    .highlight-box {
        padding: 30px 20px;
    }
    
    .project-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .highlights-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .benefits-list {
        padding: 0 10px;
    }
    
    .benefits-list li {
        padding: 12px 0 12px 35px;
        font-size: 0.95rem;
    }
    
    .benefits-list li:before {
        font-size: 1.1rem;
    }
    
    .membership-types {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .special-memberships {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .signup-box {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 30px 20px;
    }
    
    .column-content {
        padding: 30px 20px;
    }
    
    .support-box {
        padding: 30px 20px;
    }
    
    .cta-box {
        padding: 40px 20px;
    }
    
    .cta-box h2 {
        font-size: 28px;
    }
    
    .highlight-number {
        font-size: 36px;
    }

}