* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Dark Mode Variables */
    --bg-primary: #0a0a0f;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --text-primary: #ffffff;
    --text-secondary: #b3b8cd;
    --accent-primary: #4a90e2;
    --accent-secondary: #7b68ee;
    --surface: rgba(255, 255, 255, 0.05);
    --border: rgba(255, 255, 255, 0.1);
    --shadow: rgba(0, 0, 0, 0.3);
}

[data-theme="light"] {
    --bg-primary: #f8f9ff;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f0f2f9;
    --text-primary: #1a1a2e;
    --text-secondary: #6b7280;
    --accent-primary: #4a90e2;
    --accent-secondary: #7b68ee;
    --surface: rgba(74, 144, 226, 0.05);
    --border: rgba(74, 144, 226, 0.1);
    --shadow: rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: all 0.3s ease;
    overflow-x: hidden;
}

/* Space Background */
.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.star {
    position: absolute;
    background: var(--text-secondary);
    border-radius: 50%;
    animation: twinkle 3s infinite;
}

.star:nth-child(odd) {
    animation-delay: 1s;
}

.star:nth-child(3n) {
    animation-delay: 2s;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

/* Navigation */
.nav-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    background: var(--surface);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 50px;
    padding: 15px 30px;
    transition: all 0.3s ease;
}

.nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--shadow);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 20px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    background: var(--accent-primary);
    color: white;
    transform: translateY(-2px);
}

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

.theme-toggle, .lang-toggle {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.theme-toggle:hover, .lang-toggle:hover {
    background: var(--accent-primary);
    color: white;
    transform: scale(1.05);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    position: relative;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-weight: 300;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 35px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(74, 144, 226, 0.3);
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

/* Sections */
.section {
    padding: 100px 20px;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 60px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8rem;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.about-image::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--accent-primary), var(--accent-secondary), var(--accent-primary));
    border-radius: 50%;
    z-index: -1;
    animation: rotate 4s linear infinite;
}

.emoji-fallback {
    font-size: 8rem;
    animation: emojiRotate 3s infinite;
}

@keyframes emojiRotate {
    0% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(180deg); }
    100% { transform: scale(1) rotate(360deg); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.about-text {
    background: var(--surface);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 25px;
    padding: 40px;
    transition: all 0.3s ease;
}

.about-text:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px var(--shadow);
}

.about-text h3 {
    color: var(--accent-primary);
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.about-text p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 15px;
}

/* Interests Section */
.interests-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.interest-card {
    background: var(--surface);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 25px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.interest-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.interest-card:hover::before {
    opacity: 0.1;
}

.interest-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 60px var(--shadow);
}

.interest-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}

.interest-card h3 {
    color: var(--text-primary);
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.interest-card p {
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

/* Contact Section */
.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-info {
    background: var(--surface);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 25px;
    padding: 40px;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-icon {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

/* Social Media Section */
.social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.social-card {
    background: var(--surface);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 25px;
    padding: 30px;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.social-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.social-card:hover::before {
    opacity: 0.1;
}

.social-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 30px 60px var(--shadow);
}

.social-icon {
    font-size: 3.5rem;
    margin-bottom: 15px;
    display: block;
    transition: all 0.3s ease;
}

.social-card:hover .social-icon {
    transform: scale(1.2) rotate(5deg);
}

.social-card h3 {
    color: var(--text-primary);
    margin-bottom: 10px;
    font-size: 1.3rem;
    position: relative;
    z-index: 1;
}

.social-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    position: relative;
    z-index: 1;
    margin-bottom: 15px;
}

.social-link {
    display: inline-block;
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
    padding: 8px 20px;
    border: 2px solid var(--accent-primary);
    border-radius: 20px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.social-link:hover {
    background: var(--accent-primary);
    color: white;
    transform: scale(1.05);
}

.social-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 40px;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Blog Section */
.blog-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 40px;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
}

.blog-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.blog-search {
    padding: 12px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 25px;
    color: var(--text-primary);
    font-size: 1rem;
    min-width: 250px;
}

.blog-search:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px rgba(74, 144, 226, 0.3);
}

.blog-view-toggle {
    display: flex;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 25px;
    overflow: hidden;
}

.blog-view-btn {
    padding: 12px 20px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.blog-view-btn.active {
    background: var(--accent-primary);
    color: white;
}

/* Calendar View - KORRIGIERT */
.blog-calendar {
    background: var(--surface);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 25px;
    padding: 30px;
    margin-bottom: 40px;
    display: none; /* Standard versteckt */
}

.blog-calendar.active {
    display: block !important; /* Sichtbar wenn aktiv */
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.calendar-nav {
    background: var(--accent-primary);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.calendar-nav:hover {
    background: var(--accent-secondary);
    transform: scale(1.1);
}

.calendar-title {
    color: var(--text-primary);
    font-size: 1.8rem;
    font-weight: 700;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 10px;
}

.calendar-day-header {
    text-align: center;
    padding: 10px;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    color: var(--text-secondary);
    font-weight: 500;
}

.calendar-day:hover {
    background: var(--surface);
    transform: scale(1.05);
}

.calendar-day.other-month {
    opacity: 0.3;
}

.calendar-day.today {
    background: var(--accent-secondary);
    color: white;
}

.calendar-day.has-post {
    background: var(--accent-primary);
    color: white;
    position: relative;
}

.calendar-day.has-post::after {
    content: '✍️';
    position: absolute;
    bottom: 2px;
    right: 2px;
    font-size: 0.7rem;
}

.calendar-day.has-post:hover {
    background: var(--accent-secondary);
    transform: scale(1.1);
}

/* List View - KORRIGIERT FÜR SICHTBARKEIT */
.blog-list {
    display: none; /* Standard versteckt */
}

.blog-list.active {
    display: block !important; /* Sichtbar wenn aktiv */
}

.blog-grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.blog-card {
    background: var(--surface);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 25px;
    overflow: hidden;
    transition: all 0.4s ease;
    cursor: pointer;
    position: relative;
    min-height: 400px;
    display: flex !important; /* Force flex display */
    flex-direction: column;
    opacity: 1 !important; /* Force opacity */
    transform: translateY(0) !important; /* Force transform */
}

.blog-card:hover {
    transform: translateY(-10px) !important;
    box-shadow: 0 30px 60px var(--shadow);
}

.blog-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
    position: relative;
    overflow: hidden;
}

.blog-content {
    padding: 30px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-title {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.3;
}

.blog-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.blog-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.blog-date {
    background: var(--accent-primary);
    color: white;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.blog-read-more {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all 0.3s ease;
    margin-top: auto;
}

.blog-read-more:hover {
    transform: translateX(5px);
}

.blog-empty {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-top: 60px;
    padding: 40px;
}

.blog-empty-icon {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

/* Blog Post Modal */
.blog-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.blog-modal.active {
    display: flex;
}

.blog-modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 25px;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.blog-modal-header {
    padding: 30px 30px 20px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--bg-secondary);
    border-radius: 25px 25px 0 0;
}

.blog-modal-title {
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.blog-modal-body {
    padding: 30px;
}

.blog-images {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.blog-images img {
    width: 100%;
    border-radius: 15px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.blog-images img:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px var(--shadow);
}

.blog-text {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.1rem;
}

.blog-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--surface);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.blog-close:hover {
    background: var(--accent-primary);
    color: white;
}

.blog-no-posts {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-top: 60px;
    padding: 40px;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        gap: 10px;
    }

    .nav-links a {
        padding: 6px 8px;
        font-size: 12px;
    }

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-image {
        width: 200px;
        height: 200px;
        font-size: 5rem;
    }

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

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
}