/* ============================================
   SPINSPIN - Retro Tech Blog
   VHS Aesthetic | Teenage Engineering Inspired
   ============================================ */

:root {
    /* Teenage Engineering Inspired Palette */
    --te-white: #fafafa;
    --te-cream: #f5f5f0;
    --te-gray-light: #e8e8e8;
    --te-gray: #cccccc;
    --te-gray-dark: #666666;
    --te-black: #000000;
    --te-orange: #ff6600;
    --te-orange-light: #ff8833;
    --te-blue: #2B57F5;
    --te-blue-light: #6b8bf7;
    --te-cyan: #00ccff;
    --te-pink: #EFC3CA;
    --te-pink-dark: #e89aa8;
    --te-green: #00ff66;
    --te-yellow: #ffcc00;
    --te-purple: #cc66ff;
    
    /* Base Colors */
    --bg-primary: #fafafa;
    --bg-secondary: #f5f5f0;
    --bg-card: #ffffff;
    --text-primary: #000000;
    --text-secondary: #666666;
    --text-muted: #999999;
    
    /* Transparent Effects */
    --overlay-light: rgba(255, 255, 255, 0.9);
    --overlay-dark: rgba(0, 0, 0, 0.05);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

@font-face {
    font-family: 'ERASER';
    src: url('ERASER.ttf') format('truetype'),
         url('ERASER.otf') format('opentype'),
         url('ERASER.woff') format('woff'),
         url('ERASER.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
}

body {
    font-family: 'ERASER', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Arial', sans-serif;
    background-image: url('background.jpg');
    background-size: 100% auto;
    background-position: top center;
    background-repeat: repeat-y;
    background-attachment: scroll;
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Remove background overlays */
body::before,
body::after {
    display: none;
}

/* ============================================
   SUBTLE EFFECTS
   ============================================ */

.vhs-overlay {
    display: none;
}

.scanlines {
    display: none;
}

/* ============================================
   CLEAN TEXT STYLING
   ============================================ */

.glitch {
    position: relative;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.glitch::before,
.glitch::after {
    display: none;
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    background: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--te-gray-light);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: lowercase;
    letter-spacing: -0.01em;
    font-family: 'ERASER', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Arial', sans-serif;
}

.logo-dot {
    width: 6px;
    height: 6px;
    background: var(--te-blue);
    border-radius: 50%;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0;
    transition: color 0.2s ease;
    position: relative;
    text-transform: lowercase;
    font-size: 0.875rem;
    letter-spacing: -0.01em;
    font-weight: 500;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    font-family: 'ERASER', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Arial', sans-serif;
}

/* Synthesizer Knob */
.nav-links a::before {
    content: '';
    width: 32px;
    height: 32px;
    background: var(--te-gray-light);
    border-radius: 50%;
    border: 3px solid var(--text-primary);
    position: relative;
    display: block;
    transition: all 0.2s ease;
    box-shadow: 
        inset 0 2px 4px rgba(0, 0, 0, 0.1),
        0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Knob indicator line */
.nav-links a::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 8px;
    background: var(--text-primary);
    transition: background 0.2s ease;
}

.nav-links a:hover::before,
.nav-links a.active::before {
    background: linear-gradient(135deg, var(--te-blue), var(--te-pink-dark));
    border-color: var(--te-blue);
    transform: rotate(45deg);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    background: var(--te-white);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--te-blue);
    background: transparent;
    border: none;
}

/* ============================================
   CONTAINER & LAYOUT
   ============================================ */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
    position: relative;
    min-height: calc(100vh - 200px);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    text-align: center;
    padding: var(--spacing-xl) 0;
    position: relative;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: clamp(4rem, 12vw, 8rem);
    margin-bottom: var(--spacing-md);
    text-transform: lowercase;
    font-weight: 900;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, var(--te-blue) 0%, var(--te-pink-dark) 50%, var(--te-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    position: relative;
    display: inline-block;
    font-family: 'ERASER', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Arial', sans-serif;
}

.hero h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, var(--te-blue) 0%, var(--te-pink-dark) 50%, var(--te-orange) 100%);
    opacity: 0.3;
}

.subtitle {
    font-size: 1.125rem;
    color: var(--te-pink-dark);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.01em;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    font-family: 'ERASER', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Arial', sans-serif;
}

.circuit-line {
    width: 100px;
    height: 4px;
    margin: var(--spacing-lg) auto;
    background: linear-gradient(90deg, var(--te-blue) 0%, var(--te-pink-dark) 50%, var(--te-orange) 100%);
    position: relative;
    border-radius: 2px;
}

.circuit-line::before,
.circuit-line::after {
    display: none;
}

/* ============================================
   BLOG GRID
   ============================================ */

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-xl);
    padding-bottom: 4rem;
}

.blog-card {
    background-color: transparent;
    border-radius: 8px;
    overflow: visible;
    transition: all 0.3s ease;
    position: relative;
    border: none;
    box-shadow: none;
    min-height: 380px;
    display: flex;
    flex-direction: column;
}

/* Klickbarer Link über der Kassette */
.blog-card .cassette-link {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 280px;
    z-index: 15;
    cursor: pointer;
    display: block;
}

/* Cassette image container */
.blog-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 280px;
    background-image: url('kasette.jpg');
    background-size: cover;
    background-position: center;
    border-radius: 8px;
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.3),
        0 1px 8px rgba(0, 0, 0, 0.2);
}

/* Individuelle Kassettenbilder für verschiedene Posts */
.blog-card:nth-child(1)::before {
    background-image: url('kassette5.jpg');
}

.blog-card:nth-child(2)::before {
    background-image: url('kasette.jpg');
}

.blog-card::after {
    display: none;
}

.blog-card[data-color="blue"],
.blog-card[data-color="orange"],
.blog-card[data-color="pink"],
.blog-card[data-color="green"],
.blog-card[data-color="purple"],
.blog-card[data-color="cyan"] {
    background-color: transparent;
    border: none;
}

.blog-card:hover::before {
    transform: translateY(-15px);
    box-shadow: 
        0 20px 50px rgba(0, 0, 0, 0.4),
        0 5px 15px rgba(0, 0, 0, 0.3);
}

.card-inner {
    padding: 1.5rem;
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    flex: 1;
    padding-top: 300px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    right: 1.5rem;
    z-index: 20;
}

.date {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 600;
    font-family: 'Courier New', monospace;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.tag {
    background: var(--te-pink);
    color: var(--text-primary);
    padding: 0.2rem 0.5rem;
    border-radius: 2px;
    text-transform: uppercase;
    font-size: 0.65rem;
    letter-spacing: 0.05em;
    font-weight: 700;
}

/* Cassette image area */
.blog-card h2 {
    font-size: 1.5rem;
    margin-top: 1rem;
    margin-bottom: 0;
    padding: 0;
    color: var(--te-blue);
    line-height: 1.3;
    font-weight: 700;
    letter-spacing: -0.02em;
    text-transform: none;
    text-align: center;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    background: transparent;
    backdrop-filter: none;
    font-family: 'ERASER', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Arial', sans-serif;
    font-style: normal;
}

.blog-card p {
    display: none;
}

.card-footer {
    display: none;
}

/* ============================================
   ABOUT PAGE
   ============================================ */

.about-section {
    max-width: 1000px;
    margin: 0 auto;
}

.about-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.about-header h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: var(--spacing-md);
    font-family: 'ERASER', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Arial', sans-serif;
    color: var(--te-blue);
}

.about-content {
    display: grid;
    gap: var(--spacing-xl);
}

.about-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid var(--te-gray-light);
    border-radius: 0;
    padding: 3rem;
    box-shadow: none;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.avatar-placeholder {
    width: 160px;
    height: 160px;
    border: 2px solid var(--te-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--te-cream);
    color: var(--te-pink-dark);
}

.avatar-placeholder svg {
    width: 80%;
    height: 80%;
}

.about-text h2 {
    color: var(--text-primary);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.about-text h3 {
    color: var(--te-blue);
    font-size: 1.25rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    text-transform: lowercase;
    letter-spacing: -0.01em;
    font-weight: 700;
}

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

.interests {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.interest-tag {
    background: var(--te-cream);
    border: 1px solid var(--te-gray-light);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 2px;
    font-size: 0.875rem;
    text-transform: lowercase;
    letter-spacing: -0.01em;
    font-weight: 500;
}

.feature-list {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-md) 0;
}

.feature-list li {
    padding: 0.75rem 0;
    margin-bottom: 0.5rem;
    border-left: 2px solid var(--te-pink-dark);
    padding-left: 1rem;
    background: transparent;
    border-radius: 0;
    color: var(--text-secondary);
}

.feature-list li::before {
    content: '';
    margin-right: 0;
}

.contact-section {
    margin-top: var(--spacing-xl);
    padding: 2rem;
    background: var(--te-cream);
    border-radius: 0;
    border: 1px solid var(--te-gray-light);
}

.contact-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

.contact-btn {
    background: var(--te-blue);
    color: var(--te-white);
    padding: 0.75rem 1.5rem;
    border-radius: 2px;
    text-decoration: none;
    transition: background 0.2s ease;
    text-transform: lowercase;
    font-size: 0.875rem;
    letter-spacing: -0.01em;
    border: none;
    font-weight: 600;
}

.contact-btn:hover {
    background: var(--te-pink-dark);
    color: var(--te-white);
    transform: none;
}

.tech-specs {
    background: var(--te-cream);
    border: 1px solid var(--te-gray-light);
    border-radius: 0;
    padding: 2rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Arial', sans-serif;
}

.tech-specs h3 {
    color: var(--text-primary);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    text-transform: lowercase;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.spec-line {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--te-gray-light);
    margin-bottom: 0;
}

.spec-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
}

.spec-value {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.875rem;
}

.spec-value.blink {
    animation: none;
    color: var(--te-pink-dark);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--te-gray-light);
    padding: 3rem 0;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    text-align: center;
    position: relative;
}

.footer-content p {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
}

.visitor-counter {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--te-blue), var(--te-pink));
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(43, 87, 245, 0.2);
    max-width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.counter-label {
    font-family: 'ERASER', 'Courier New', monospace;
    font-size: 0.9rem;
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.counter-display {
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    background: rgba(0, 0, 0, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    min-width: 80px;
    text-align: center;
    letter-spacing: 2px;
}

.visitor-counter img {
    height: 24px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.footer-circuit {
    display: none;
}

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

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .nav-links {
        gap: var(--spacing-md);
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-card {
        min-height: 450px;
    }
    
    .blog-card::before {
        height: 280px;
    }
    
    .card-inner {
        padding-top: 310px;
    }
    
    .blog-card h2 {
        font-size: 1.3rem;
        margin-top: 0.5rem;
        text-shadow: 0 3px 6px rgba(0, 0, 0, 0.15);
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .about-card {
        padding: var(--spacing-md);
    }
    
    .contact-links {
        flex-direction: column;
    }
    
    .contact-btn {
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-lg: 1.5rem;
    }
    
    .container {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .logo {
        font-size: 1.2rem;
    }
    
    .nav-links a {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
    
    .blog-card {
        min-height: 480px;
    }
    
    .blog-card::before {
        height: 300px;
    }
    
    .blog-card h2 {
        font-size: 1.2rem;
        margin-top: 0.75rem;
        text-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
    }
    
    .card-inner {
        padding: var(--spacing-md);
        padding-top: 330px;
    }
    
    .about-text h2 {
        font-size: 1.5rem;
    }
    
    .about-text h3 {
        font-size: 1.1rem;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-glow {
    text-shadow: 0 0 10px var(--cyan), 0 0 20px var(--cyan);
}

.box-glow-blue {
    box-shadow: 0 0 20px rgba(0, 102, 255, 0.5);
}

.box-glow-cyan {
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.5);
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}