/* Modern CSS Variables & Reset */
:root {
    /* Colors - Professional Dark Theme */
    --primary-color: #1A1D23;
    --secondary-color: #252A31;
    --accent-color: #FF6B35;
    --accent-hover: #E55A2B;
    --success-color: #00B894;
    --warning-color: #FDCB6E;
    --danger-color: #E84393;
    
    /* Text Colors */
    --text-primary: #F8FAFC;
    --text-secondary: #CBD5E1;
    --text-muted: #94A3B8;
    --text-dark: #0F172A;
    
    /* Background Colors */
    --bg-primary: #1A1D23;
    --bg-secondary: #252A31;
    --bg-tertiary: #2F343C;
    --bg-card: #252A31;
    --bg-surface: #2F343C;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #FF6B35 0%, #E55A2B 100%);
    --gradient-secondary: linear-gradient(135deg, #2F343C 0%, #3F4449 100%);
    --gradient-accent: linear-gradient(135deg, #FF6B35 0%, #FF8F65 100%);
    --gradient-hero: linear-gradient(135deg, #1A1D23 0%, #252A31 50%, #2F343C 100%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 20px rgba(255, 107, 53, 0.15);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 50%;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Layout */
    --max-width: 1200px;
    --container-padding: 2rem;
    --header-height: 70px;
}

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

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

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
    min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-primary);
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-3xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Links */
a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--accent-hover);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    color: white;
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-color);
}

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

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 29, 35, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
}

header.scrolled {
    background: rgba(26, 29, 35, 0.98);
    box-shadow: var(--shadow-lg);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem var(--container-padding);
    max-width: var(--max-width);
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    font-size: 1.75rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-fast);
    transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

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

.nav-menu a {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: var(--transition-fast);
}

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

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--text-primary);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

/* Hero Section */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="rgba(255,143,101,0.1)"/><circle cx="60" cy="30" r="1.5" fill="rgba(255,143,101,0.08)"/><circle cx="80" cy="70" r="1" fill="rgba(255,143,101,0.12)"/><circle cx="30" cy="80" r="0.8" fill="rgba(255,143,101,0.06)"/></svg>') repeat;
    animation: float 20s linear infinite;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(180deg); }
    100% { transform: translateY(0px) rotate(360deg); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--spacing-3xl);
    align-items: center;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    z-index: 2;
}

.hero-text h1 {
    background: linear-gradient(135deg, #fff 0%, #FF8F65 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
}

.typewriter {
    overflow: hidden;
    white-space: nowrap;
    border-right: 3px solid var(--accent-color);
    animation: typing 3.5s steps(15) 1s both, blink 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink {
    50% { border-color: transparent; }
}

.subtitle {
    font-size: 1.5rem;
    color: #FF8F65;
    margin-bottom: var(--spacing-lg);
    font-weight: 400;
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    color: rgba(255, 255, 255, 0.9);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-lg);
}

.hero-image {
    display: flex;
    justify-content: center;
}

.profile-container {
    position: relative;
    width: 280px;
    height: 280px;
    margin: 0 auto;
}

.profile-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-accent);
    border-radius: var(--radius-full);
    animation: pulse 2s ease-in-out infinite alternate;
}

@keyframes pulse {
    0% { transform: scale(1); }
    100% { transform: scale(1.05); }
}

.profile-img {
    position: relative;
    z-index: 2;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    border-radius: var(--radius-full);
    border: 4px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-lg);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

.scroll-arrow {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.5rem;
}

/* Sections */
section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

section:nth-child(even) {
    background: var(--bg-secondary);
}

section h2 {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* About Section */
.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.personal-qualities,
.fun-facts {
    margin-top: var(--spacing-xl);
}

.personal-qualities ul {
    list-style: none;
    display: grid;
    gap: var(--spacing-md);
}

.personal-qualities li {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--accent-color);
}

.personal-qualities i {
    color: var(--accent-color);
    font-size: 1.25rem;
}

.facts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.fact {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-normal);
}

.fact:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.fact i {
    color: var(--accent-color);
    font-size: 2rem;
}

/* Skills Section */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.skills-category {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.skills-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

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

.category-header i {
    color: var(--accent-color);
    font-size: 1.5rem;
}

.category-header h3 {
    margin: 0;
    color: var(--text-primary);
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

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

.skill-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.skill-info i {
    color: var(--accent-color);
    font-size: 1.25rem;
    width: 24px;
}

.skill-name {
    font-weight: 500;
    color: var(--text-primary);
}

.skill-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    width: 0;
    transition: width 2s ease-in-out;
}

/* Projects Section */
.project-filter {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 2px solid transparent;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition-fast);
    font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.project-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    opacity: 1;
    transform: scale(1);
}

.project-card.hidden {
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-lg);
    opacity: 0;
    transition: var(--transition-normal);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-tags {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.tag {
    background: var(--accent-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 500;
}

.project-card-content {
    padding: var(--spacing-xl);
}

.project-card-content h3 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.project-tech {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
}

.project-links {
    display: flex;
    gap: var(--spacing-md);
}

.btn-project {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.btn-project:not(.btn-github) {
    background: var(--accent-color);
    color: white;
}

.btn-project:not(.btn-github):hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-github {
    background: #333;
    color: white;
}

.btn-github:hover {
    background: #555;
    transform: translateY(-2px);
}

/* Timeline (Experience) */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-3xl);
    padding-left: 80px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 21px;
    top: 0;
    width: 18px;
    height: 18px;
    background: var(--accent-color);
    border: 4px solid var(--bg-primary);
    border-radius: var(--radius-full);
    box-shadow: 0 0 0 4px var(--accent-color);
    z-index: 2;
}

.timeline-date {
    position: absolute;
    left: -80px;
    top: 0;
    background: var(--accent-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
    z-index: 1;
}

.timeline-content {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--accent-color);
}

.timeline-content h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.company {
    color: var(--accent-color);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.timeline-content ul {
    list-style: none;
    margin-top: var(--spacing-md);
}

.timeline-content li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.timeline-content li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3,
.contact-form-container h3 {
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.contact-method:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.contact-method i {
    color: var(--accent-color);
    font-size: 1.5rem;
    width: 30px;
    text-align: center;
}

.contact-method h4 {
    margin: 0 0 var(--spacing-xs) 0;
    color: var(--text-primary);
    font-size: 1rem;
}

.contact-method a {
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.contact-method a:hover {
    color: var(--accent-color);
}

.availability {
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--success-color);
}

.availability h4 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.availability i {
    color: var(--success-color);
}

.contact-form-container {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.form-group {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-group i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.form-group textarea + i {
    top: 1rem;
    transform: none;
}

.captcha-group {
    position: relative;
    border: 2px solid var(--accent-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    background: rgba(255, 107, 53, 0.05);
}

.captcha-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 500;
}

#captcha-question {
    color: var(--accent-color);
    font-weight: 600;
}

.captcha-group input {
    background: var(--bg-primary) !important;
    border: 2px solid var(--accent-color) !important;
    padding-right: 3rem !important;
}

.captcha-group input:focus {
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2) !important;
}

.captcha-group i.fa-shield-alt {
    position: absolute !important;
    left: 2rem !important;
    right: auto !important;
    top: calc(50% + 1rem) !important;
    transform: translateY(-50%) !important;
    color: var(--text-muted) !important;
    font-size: 1.25rem !important;
    pointer-events: none;
    z-index: 2;
}

/* Footer */
footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--bg-tertiary);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-color);
    padding-left: var(--spacing-sm);
}

.tech-icons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.tech-icons i {
    font-size: 1.5rem;
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.tech-icons i:hover {
    color: var(--accent-color);
    transform: scale(1.2);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--bg-tertiary);
    max-width: var(--max-width);
    margin: 0 auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.footer-bottom p {
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
}

.footer-legal {
    margin: var(--spacing-sm) 0;
    font-size: 0.875rem;
}

.footer-legal a {
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--accent-color);
}

.footer-note {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Legal Pages Styling */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.legal-content h2 {
    color: var(--accent-color);
    margin-top: var(--spacing-3xl);
    margin-bottom: var(--spacing-lg);
    text-align: left;
    text-transform: none;
    letter-spacing: normal;
    font-size: 1.5rem;
}

.legal-content h2::after {
    display: none;
}

.legal-content h3 {
    color: var(--text-primary);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.legal-content h4 {
    color: var(--text-secondary);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
    font-weight: 600;
}

.legal-content ul {
    list-style: disc;
    margin-left: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.legal-content li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.legal-content a {
    color: var(--accent-color);
    text-decoration: underline;
}

.legal-content a:hover {
    color: var(--accent-hover);
}

/* Blog Styles */
#blog-hero {
    background: var(--gradient-hero);
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

#blog-hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, #fff 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.blog-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.blog-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-3xl);
}

.blog-sidebar {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.search-box {
    position: relative;
    margin-bottom: var(--spacing-xl);
}

.search-box input {
    width: 100%;
    padding: 0.75rem 2.5rem 0.75rem 1rem;
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.search-box i {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.blog-categories h3,
.recent-posts h3 {
    color: var(--text-primary);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: var(--spacing-sm);
}

.blog-categories ul,
.recent-posts ul {
    list-style: none;
}

.blog-categories li,
.recent-posts li {
    margin-bottom: var(--spacing-sm);
}

.blog-categories a {
    display: block;
    padding: 0.5rem;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    text-decoration: none;
}

.blog-categories a:hover,
.blog-categories a.active {
    background: var(--accent-color);
    color: white;
    transform: translateX(5px);
}

.recent-posts a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.recent-posts a:hover {
    background: var(--bg-tertiary);
    transform: translateX(5px);
}

.recent-post-title {
    display: block;
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.recent-post-date {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.news-sources {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--bg-tertiary);
}

.news-sources h3 {
    color: var(--text-primary);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: var(--spacing-sm);
}

.news-sources ul {
    list-style: none;
}

.news-sources li {
    margin-bottom: var(--spacing-sm);
}

.news-sources a {
    display: block;
    padding: 0.5rem;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    text-decoration: none;
    font-size: 0.875rem;
}

.news-sources a:hover {
    background: var(--bg-tertiary);
    color: var(--accent-color);
    transform: translateX(5px);
}

.post-source {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 500;
}

.blog-main {
    min-height: 500px;
}

.loading-spinner {
    display: flex;
        flex-direction: column;
        align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl);
    color: var(--text-muted);
}

.loading-spinner i {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--accent-color);
}

.blog-posts {
    display: flex;
        flex-direction: column;
    gap: var(--spacing-3xl);
}

.blog-post {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.blog-post:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.post-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.blog-post:hover .post-image img {
    transform: scale(1.05);
}

/* Layout für Artikel ohne Bild */
.blog-post.no-image {
    display: flex;
    flex-direction: column;
}

.blog-post.no-image .post-content {
    padding: var(--spacing-xl);
}

.post-header-no-image {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
        align-items: center;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    min-height: 60px;
}

.post-header-badges {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    flex-wrap: wrap;
}

.post-category-inline {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.post-source-inline {
    background: rgba(0, 0, 0, 0.2);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-md);
    font-size: 0.625rem;
    font-weight: 500;
}

.post-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.post-content {
    padding: var(--spacing-xl);
}

.post-meta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-muted);
}

.post-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.post-title {
    margin-bottom: var(--spacing-md);
}

.post-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.post-title a:hover {
    color: var(--accent-color);
}

.post-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--spacing-lg);
}

.tag {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    transition: var(--transition-fast);
}

.tag:hover {
    background: var(--accent-color);
    color: white;
}

.post-actions {
    display: flex;
    justify-content: flex-end;
}

/* Blog Post Buttons - nur die Buttons in .post-actions kleiner machen */
.post-actions .btn {
    padding: 0.5rem 1rem;
    font-size: 1rem;
    border-radius: 0.5rem;
    gap: 0.375rem;
}

.no-posts {
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--text-muted);
}

.no-posts i {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    color: var(--accent-color);
}

.error-message {
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--danger-color);
}

.error-message i {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
}

/* Pagination */
.pagination-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.25rem;
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.pagination-btn {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid transparent;
    padding: 0.375rem 0.625rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.25rem;
        font-size: 1rem;
    min-width: 40px;
    height: 40px;
    justify-content: center;
    font-weight: 400;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination-btn.active,
.pagination-current {
    background: var(--accent-color);
    color: white;
    font-weight: 500;
}

.pagination-nav {
    padding: 0.375rem 0.625rem;
    font-weight: 400;
    font-size: 0.9rem;
}

.pagination-number {
    min-width: 40px;
    font-weight: 400;
}

.pagination-ellipsis {
    color: var(--text-muted);
    padding: 0.375rem 0.25rem;
    font-size: 1rem;
    display: flex;
    align-items: center;
    height: 40px;
}

/* Post Modal */
.post-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
}

.modal-header {
    position: sticky;
    top: 0;
    background: var(--bg-primary);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--bg-tertiary);
    display: flex;
    justify-content: flex-end;
    z-index: 1;
}

.modal-close {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--danger-color);
    color: white;
}

.modal-post-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.modal-post-content {
    padding: var(--spacing-xl);
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3 {
    color: var(--text-primary);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.markdown-content h1::after,
.markdown-content h2::after,
.markdown-content h3::after {
    display: none;
}

.markdown-content p {
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.markdown-content pre {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    overflow-x: auto;
}

.markdown-content code {
    font-family: var(--font-mono);
    background: var(--bg-tertiary);
    padding: 0.125rem 0.25rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.markdown-content pre code {
    background: none;
    padding: 0;
}

.markdown-content ul,
.markdown-content ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.markdown-content li {
    margin-bottom: var(--spacing-sm);
}

/* Responsive Blog Design */
@media (max-width: 1200px) {
    .blog-layout {
        grid-template-columns: 250px 1fr;
        gap: var(--spacing-xl);
    }
}

@media (max-width: 1024px) {
    .blog-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .blog-sidebar {
        position: static;
        order: 2;
        margin-top: var(--spacing-xl);
    }
    
    .blog-main {
        order: 1;
    }
}

@media (max-width: 768px) {
    #blog-hero {
        padding: var(--spacing-2xl) 0;
    }
    
    #blog-hero h1 {
        font-size: clamp(2rem, 8vw, 3rem);
    }
    
    .blog-subtitle {
        font-size: 1rem;
        padding: 0 var(--spacing-md);
    }
    
    .blog-layout {
        margin-top: var(--spacing-xl);
        gap: var(--spacing-lg);
    }
    
    .blog-sidebar {
        padding: var(--spacing-lg);
        border-radius: var(--radius-lg);
    }
    
    .search-box input {
        font-size: 1rem;
        padding: 1rem;
    }
    
    .blog-categories h3,
    .recent-posts h3,
    .news-sources h3 {
        font-size: 1rem;
    }
    
    .blog-categories a,
    .recent-posts a,
    .news-sources a {
        padding: 0.75rem;
        font-size: 0.875rem;
    }
    
    .post-content {
        padding: var(--spacing-lg);
    }
    
    .post-meta {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .post-header-no-image {
        padding: var(--spacing-sm);
        min-height: 50px;
    }
    
    .post-header-badges {
        gap: 0.375rem;
    }
    
    .post-category-inline,
    .post-source-inline {
        font-size: 0.625rem;
        padding: 0.25rem 0.5rem;
    }
    
    .post-title h3 {
        font-size: 1.25rem;
        line-height: 1.3;
    }
    
    .post-excerpt {
        font-size: 0.875rem;
    }
    
    .post-tags {
        gap: 0.375rem;
    }
    
    .tag {
        font-size: 0.625rem;
        padding: 0.25rem 0.5rem;
    }
    
    .post-actions {
        justify-content: center;
        margin-top: var(--spacing-md);
    }
    
    .post-actions .btn {
        padding: 0.5rem 1rem;
        font-size: 1rem;
    }
    
    .btn-project {
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
    }
    
    .modal-content {
        margin: var(--spacing-md);
        max-height: calc(100vh - 2rem);
        border-radius: var(--radius-lg);
    }
    
    .modal-post-content {
        padding: var(--spacing-lg);
    }
    
    .modal-post-image {
        height: 200px;
    }
    
    .pagination-wrapper {
        gap: 0.125rem;
        margin-top: var(--spacing-lg);
    }
    
    .pagination-btn {
        padding: 0.375rem 0.5rem;
        min-width: 36px;
        height: 36px;
        font-size: 0.9rem;
    }
    
    .pagination-nav {
        padding: 0.375rem 0.5rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .blog-layout {
        gap: var(--spacing-md);
    }
    
    .blog-sidebar {
        padding: var(--spacing-md);
    }
    
    .post-content {
        padding: var(--spacing-md);
    }
    
    .post-image {
        height: 180px;
    }
    
    .post-header-no-image {
        padding: var(--spacing-sm);
    }
    
    .post-title h3 {
        font-size: 1.125rem;
    }
    
    .modal-content {
        margin: var(--spacing-sm);
        max-height: calc(100vh - 1rem);
    }
    
    .modal-post-content {
        padding: var(--spacing-md);
    }
    
    .modal-post-image {
        height: 150px;
    }
    
    .search-box input {
        padding: 0.875rem;
    }
    
    .blog-categories a,
    .recent-posts a,
    .news-sources a {
        padding: 0.625rem;
    }
    
    .pagination-btn {
        min-width: 32px;
        height: 32px;
        font-size: 0.85rem;
        padding: 0.25rem 0.375rem;
    }
    
    .pagination-nav {
        font-size: 0.8rem;
        padding: 0.25rem 0.375rem;
    }
    
    .post-actions .btn {
        padding: 0.375rem 0.75rem;
        font-size: 0.875rem;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }
    
    .profile-container {
        width: 220px;
        height: 220px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

@media (max-width: 1024px) {
    :root {
        --container-padding: 1rem;
        --spacing-3xl: 2rem;
        --spacing-2xl: 1.5rem;
    }
    
    .nav-toggle {
        display: flex !important;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--bg-primary);
        flex-direction: column;
        padding: var(--spacing-xl);
        gap: var(--spacing-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
        z-index: 999;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        display: flex;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .skills-container {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-filter {
        gap: var(--spacing-sm);
    }
    
    .timeline {
        padding-left: 0;
    }
    
    .timeline::before {
        left: 15px;
    }
    
    .timeline-item {
        padding-left: 50px;
    }
    
    .timeline-item::before {
        left: 6px;
    }
    
    .timeline-date {
        position: static;
        display: inline-block;
        margin-bottom: var(--spacing-sm);
        z-index: auto;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .profile-container {
        width: 180px;
        height: 180px;
    }
    
    .facts-grid {
        grid-template-columns: 1fr;
    }
    
    .project-links {
        flex-direction: column;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 0.75rem 0.75rem 0.75rem 2.5rem;
    }
    
    .form-group i {
        left: 0.75rem;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: var(--transition-slow);
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: var(--transition-slow);
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Loading States */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Focus styles for accessibility */
*:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scroll-indicator {
        animation: none;
    }
    
    .typewriter {
        animation: none;
        border-right: none;
    }
}