/* ===================================
   CSS Variables & Theme
   =================================== */
:root {
    /* Colors - Dark Theme with Yellow Accent */
    --color-bg-primary: #0a0a0a;
    --color-bg-secondary: #141414;
    --color-bg-tertiary: #1e1e1e;
    --color-text-primary: #e8e8e8;
    --color-text-secondary: #a0a0a0;
    --color-text-muted: #6a6a6a;
    --color-accent: #ffd700;
    --color-accent-dark: #ffb700;
    --color-accent-glow: rgba(255, 215, 0, 0.3);
    --color-border: #2a2a2a;
    
    /* Typography */
    --font-display: 'Archivo', sans-serif;
    --font-mono: 'DM Mono', monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.6s ease;
    
    /* Borders & Shadows */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 20px var(--color-accent-glow);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-mono);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    
    /* Subtle noise texture */
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 215, 0, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 215, 0, 0.02) 0%, transparent 50%);
}

/* Noise overlay for texture */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.03;
    z-index: -1;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* ===================================
   Navigation
   =================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    transition: background var(--transition-medium);
}

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

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    text-decoration: none;
    font-family: var(--font-mono);
    transition: transform var(--transition-fast);
    position: relative;
    z-index: 1001;
}

/* Logo via CSS - kann nie versehentlich gelöscht werden */
.nav-logo::before {
    content: '</>';
}

.nav-logo:hover {
    transform: scale(1.1);
}

/* Hamburger Menu Toggle (Hidden on Desktop) */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 28px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    position: relative;
}

.hamburger-line {
    width: 28px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.nav-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translateY(10px);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translateY(-10px);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    transition: color var(--transition-fast);
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-accent);
}

.nav-link:hover::after {
    width: 100%;
}

/* ===================================
   Language Selector
   =================================== */
.language-selector {
    display: flex;
    gap: 0.3rem;
    align-items: center;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.75rem;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    color: var(--color-text-secondary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.lang-btn:hover {
    color: var(--color-text-primary);
    border-color: var(--color-text-muted);
    transform: translateY(-1px);
}

.lang-btn.active {
    background: var(--color-accent);
    color: var(--color-bg-primary);
    border-color: var(--color-accent);
    font-weight: 600;
}

.lang-btn.active:hover {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    transform: translateY(-1px);
}

.lang-flag {
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    width: 20px;
    height: 14px;
}

.lang-flag svg {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 2px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.lang-btn:hover .lang-flag svg {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.lang-code {
    font-weight: inherit;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--spacing-xl) var(--spacing-md);
    overflow: hidden;
}

.hero-container {
    max-width: 1200px;
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 4rem;
    align-items: center;
    text-align: left;
    position: relative;
    z-index: 2;
}

.hero-content {
    /* Text content on the left */
}

.hero-image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image-wrapper {
    position: relative;
    width: 350px;
    height: 350px;
}

.hero-profile-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid var(--color-accent);
    box-shadow: 0 0 50px rgba(255, 215, 0, 0.4);
    position: relative;
    z-index: 2;
    animation: float 6s ease-in-out infinite;
}

.hero-image-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 380px;
    height: 380px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
    animation: pulse-glow 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse-glow {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.8;
    }
}

.hero-label {
    font-size: 0.85rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-sm);
}

.hero-name {
    color: var(--color-text-primary);
}

.hero-separator {
    color: var(--color-accent);
    font-weight: 300;
}

.hero-tagline {
    color: var(--color-text-secondary);
    font-weight: 400;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    letter-spacing: 1px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* Decorative element */
.hero-decoration {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
    animation: pulse 8s ease-in-out infinite;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-block;
    padding: 0.9rem 2rem;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
    /* Minimum touch target size */
    min-height: 48px;
    min-width: 120px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-bg-primary);
    border-color: var(--color-accent);
}

.btn-primary:hover {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-secondary:hover {
    background: var(--color-accent);
    color: var(--color-bg-primary);
    transform: translateY(-2px);
}

/* ===================================
   Sections
   =================================== */
.section {
    padding: var(--spacing-xl) var(--spacing-md);
    position: relative;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.section-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.3;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--color-text-primary);
}

/* ===================================
   About Section
   =================================== */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.about-text p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.8;
}

.about-intro {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--color-text-primary);
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.stat-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    text-align: center;
    transition: all var(--transition-medium);
}

.stat-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

/* ===================================
   Skills Section
   =================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.skill-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    position: relative;
    transition: all var(--transition-medium);
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-accent);
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.skill-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}

.skill-card:hover::before {
    opacity: 1;
}

.skill-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.skill-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.skill-list {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.skill-list li {
    color: var(--color-text-secondary);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
}

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

.skill-list li::before {
    content: '▹';
    color: var(--color-accent);
    margin-right: var(--spacing-xs);
}

.skill-badge {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    color: var(--color-accent);
    font-weight: 500;
}

/* ===================================
   Interests Section
   =================================== */
.interests-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.interest-item {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-accent);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    transition: all var(--transition-medium);
}

.interest-item:hover {
    transform: translateX(8px);
    border-left-width: 8px;
    box-shadow: var(--shadow-md);
}

.interest-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.interest-icon {
    font-size: 2rem;
}

.interest-item h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.interest-item p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ===================================
   Contact Section
   =================================== */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.contact-intro {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.contact-text p {
    color: var(--color-text-secondary);
    font-size: 1rem;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    text-decoration: none;
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
    /* Touch target optimization */
    min-height: 56px;
}

.contact-link:hover {
    border-color: var(--color-accent);
    transform: translateX(8px);
    box-shadow: var(--shadow-glow);
}

.contact-icon {
    font-size: 1.5rem;
}

.contact-label {
    font-size: 1rem;
    font-weight: 500;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
}

.footer p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}

.footer-tech {
    color: var(--color-text-secondary);
}

/* ===================================
   Scroll to Top Button
   =================================== */
.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--color-accent);
    color: var(--color-bg-primary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 999;
    box-shadow: var(--shadow-md);
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top-btn:hover {
    background: var(--color-accent-dark);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.scroll-top-btn svg {
    width: 24px;
    height: 24px;
}

/* ===================================
   Responsive Design - TABLET
   =================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr 300px;
        gap: 3rem;
    }
    
    .hero-image-wrapper {
        width: 280px;
        height: 280px;
    }
    
    .hero-image-glow {
        width: 310px;
        height: 310px;
    }
    
    /* About section optimization for tablet */
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .about-stats {
        flex-direction: row;
        gap: var(--spacing-sm);
    }
    
    .stat-card {
        flex: 1;
        min-width: 0;
    }
}

/* ===================================
   Responsive Design - MOBILE
   =================================== */
@media (max-width: 768px) {
    /* Navigation Mobile Menu */
    .nav-container {
        flex-wrap: nowrap;
        position: relative;
    }
    
    .nav-toggle {
        display: flex;
        order: 2;
    }
    
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(10px);
        padding: var(--spacing-md);
        gap: 0;
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-medium);
        z-index: 999;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links li {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-links li:last-child {
        border-bottom: none;
    }
    
    .nav-link {
        display: block;
        padding: 1rem;
        font-size: 1rem;
        /* Touch target optimization */
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .nav-link::after {
        display: none;
    }
    
    .language-selector {
        order: 3;
        gap: 0.25rem;
    }
    
    .lang-btn {
        padding: 0.35rem 0.6rem;
        font-size: 0.75rem;
        gap: 0.3rem;
    }
    
    .lang-flag {
        width: 18px;
        height: 12px;
    }
    
    /* Hero Section Mobile */
    .hero {
        padding-top: 100px;
        min-height: auto;
        padding-bottom: var(--spacing-lg);
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-image {
        order: 1;
    }
    
    .hero-image-wrapper {
        width: 250px;
        height: 250px;
        margin: 0 auto;
    }
    
    .hero-image-glow {
        width: 280px;
        height: 280px;
    }
    
    .hero-title {
        flex-direction: column;
        gap: var(--spacing-xs);
        justify-content: center;
        font-size: clamp(2rem, 8vw, 3rem);
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
        justify-content: center;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    /* About Section Mobile */
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        flex-direction: column;
        gap: var(--spacing-md);
        width: 100%;
    }
    
    .stat-card {
        width: 100%;
    }
    
    .stat-card:hover {
        transform: translateY(-5px);
    }
    
    /* Skills Section Mobile */
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    /* Interests Section Mobile */
    .interests-content {
        grid-template-columns: 1fr;
    }
    
    /* Contact Section Mobile */
    .contact-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    /* Section Padding Mobile */
    .section {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    /* Scroll Button Mobile */
    .scroll-top-btn {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 45px;
        height: 45px;
    }
    
    .scroll-top-btn svg {
        width: 20px;
        height: 20px;
    }
    
    /* Reduce animation intensity on mobile */
    .hero-profile-img {
        animation: none;
    }
    
    .hero-image-glow {
        animation: none;
        opacity: 0.3;
    }
}

/* ===================================
   Responsive Design - SMALL MOBILE
   =================================== */
@media (max-width: 480px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .nav-container {
        padding: var(--spacing-sm);
    }
    
    .hero {
        padding-top: 120px;
    }
    
    .hero-label {
        font-size: 0.75rem;
    }
    
    .hero-image-wrapper {
        width: 200px;
        height: 200px;
    }
    
    .hero-image-glow {
        width: 230px;
        height: 230px;
    }
    
    .hero-title {
        font-size: clamp(1.75rem, 7vw, 2.5rem);
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .section-number {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: clamp(1.75rem, 6vw, 2.5rem);
    }
    
    .scroll-top-btn {
        bottom: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
    }
    
    .scroll-top-btn svg {
        width: 18px;
        height: 18px;
    }
    
    /* About stats optimization for small screens */
    .stat-number {
        font-size: 2.5rem;
    }
    
    .stat-card {
        padding: 1.5rem var(--spacing-md);
    }
    
    /* Increase touch target sizes on small screens */
    .btn {
        padding: 1rem 1.5rem;
        min-height: 52px;
    }
    
    .contact-link {
        min-height: 60px;
        padding: 1rem;
    }
}

/* ===================================
   Touch Device Optimizations
   =================================== */
@media (hover: none) and (pointer: coarse) {
    /* Remove hover effects on touch devices */
    .nav-link:hover::after {
        width: 0;
    }
    
    .skill-card:hover,
    .interest-item:hover,
    .contact-link:hover {
        transform: none;
    }
    
    .btn:hover {
        transform: none;
        box-shadow: none;
    }
    
    /* Active states for touch feedback */
    .btn:active {
        transform: scale(0.98);
    }
    
    .nav-link:active {
        color: var(--color-accent);
    }
}

/* ===================================
   Toast Notification
   =================================== */
.toast-notification {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
    padding: 16px 24px;
    border-radius: 8px;
    border: 1px solid var(--color-accent);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    z-index: 10000;
    opacity: 0;
    transition: all 0.3s var(--transition-smooth);
    pointer-events: none;
}

.toast-notification.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

@media (max-width: 768px) {
    .toast-notification {
        bottom: 80px;
        left: 16px;
        right: 16px;
        width: calc(100% - 32px);
        transform: translateX(0) translateY(100px);
    }

    .toast-notification.show {
        transform: translateX(0) translateY(0);
    }
}

/* ===================================
   iOS Safari Fixes
   =================================== */
@supports (-webkit-touch-callout: none) {
    /* Fix for 100vh on iOS Safari */
    .hero {
        min-height: -webkit-fill-available;
    }

    /* Prevent text size adjustment */
    body {
        -webkit-text-size-adjust: 100%;
    }
}

/* ===================================
   Reduced Motion
   =================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}