/* ===== CSS Variables ===== */
:root {
    --color-bg: #0a0a0f;
    --color-bg-secondary: #0f0f17;
    --color-bg-card: #14141f;
    --color-text: #ffffff;
    --color-text-secondary: #8b8b9e;
    --color-accent: #6366f1;
    --color-accent-light: #818cf8;
    --color-accent-glow: rgba(99, 102, 241, 0.4);
    --color-border: #1e1e2e;
    --color-success: #10b981;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: default;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ===== Cursor Glow Effect ===== */
.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    pointer-events: none;
    z-index: 9999;
    opacity: 0.15;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
}

/* ===== Animated Background ===== */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    overflow: hidden;
}

.bg-gradient {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 50%);
    animation: gradientMove 20s ease-in-out infinite;
}

@keyframes gradientMove {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(2%, 2%) rotate(1deg); }
    66% { transform: translate(-1%, 1%) rotate(-1deg); }
}

.bg-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at 50% 50%, black 20%, transparent 70%);
}

.floating-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent), #8b5cf6);
    opacity: 0.04;
    filter: blur(80px);
}

.shape-1 {
    width: 500px;
    height: 500px;
    top: 5%;
    right: 5%;
    animation: float1 25s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    bottom: 15%;
    left: 0%;
    animation: float2 20s ease-in-out infinite;
}

.shape-3 {
    width: 300px;
    height: 300px;
    top: 45%;
    left: 35%;
    animation: float3 15s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-40px, 40px) scale(1.1); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(0.9); }
}

@keyframes float3 {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-20px, 20px); }
}

/* Particles */
.particles {
    position: absolute;
    inset: 0;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--color-accent);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat 8s ease-in-out infinite;
}

@keyframes particleFloat {
    0%, 100% { opacity: 0; transform: translateY(100vh) scale(0); }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { opacity: 0; transform: translateY(-100px) scale(1); }
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.6);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.95);
    border-bottom-color: var(--color-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    transition: var(--transition);
    position: relative;
}

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

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

.nav-links {
    display: flex;
    gap: 1.25rem;
    align-items: center;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: var(--transition);
    position: relative;
}

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

.nav-links a:hover {
    color: var(--color-text);
}

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

.nav-social {
    display: flex;
    align-items: center;
    padding: 0.5rem;
    border-radius: 8px;
    transition: var(--transition);
}

.nav-social::after {
    display: none;
}

.nav-social:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.nav-btn {
    background: linear-gradient(135deg, var(--color-accent) 0%, #8b5cf6 100%);
    color: white !important;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: none;
    box-shadow: 0 4px 15px var(--color-accent-glow);
}

.nav-btn::after {
    display: none;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--color-accent-glow);
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.85rem;
}

.lang-toggle:hover {
    border-color: var(--color-accent);
    color: var(--color-text);
    transform: scale(1.05);
}

.lang-icon {
    font-size: 1rem;
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 2rem;
    position: relative;
}

.hero-content {
    max-width: 1000px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-greeting {
    font-size: 1rem;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: 0.75rem;
    letter-spacing: 0.05em;
}

.hero-name {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.name-line {
    display: block;
    overflow: hidden;
}

.name-line.accent {
    background: linear-gradient(135deg, var(--color-accent) 0%, #a855f7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.btn {
    padding: 0.875rem 1.5rem;
    border-radius: 12px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-bounce);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn span {
    position: relative;
    z-index: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent) 0%, #8b5cf6 100%);
    color: white;
    box-shadow: 0 4px 20px var(--color-accent-glow);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #8b5cf6 0%, var(--color-accent) 100%);
    opacity: 0;
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 10px 40px var(--color-accent-glow);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-secondary {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    color: var(--color-text);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.hero-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.social-link:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
    background: rgba(99, 102, 241, 0.1);
    transform: translateY(-2px);
}

/* Tech Orbit Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.tech-orbit {
    position: relative;
    width: 280px;
    height: 280px;
}

.orbit-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-bg-card), var(--color-bg-secondary));
    border: 2px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    box-shadow: 0 0 40px var(--color-accent-glow);
}

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

.orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px dashed var(--color-border);
    border-radius: 50%;
    animation: orbitRotate 20s linear infinite;
}

.orbit-1 {
    width: 180px;
    height: 180px;
    margin: -90px 0 0 -90px;
}

.orbit-2 {
    width: 260px;
    height: 260px;
    margin: -130px 0 0 -130px;
    animation-duration: 30s;
    animation-direction: reverse;
}

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

.orbit-item {
    position: absolute;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    animation: orbitRotate 20s linear infinite reverse;
    white-space: nowrap;
}

.orbit-1 .orbit-item:nth-child(1) { top: -12px; left: 50%; transform: translateX(-50%); }
.orbit-1 .orbit-item:nth-child(2) { bottom: -12px; left: 10%; }
.orbit-1 .orbit-item:nth-child(3) { bottom: -12px; right: 10%; }

.orbit-2 .orbit-item:nth-child(1) { top: 20px; right: 0; animation-direction: normal; animation-duration: 30s; }
.orbit-2 .orbit-item:nth-child(2) { bottom: 20px; left: 0; animation-direction: normal; animation-duration: 30s; }

.orbit-item span {
    display: block;
    animation: counterRotate 20s linear infinite;
}

.orbit-2 .orbit-item span {
    animation-duration: 30s;
    animation-direction: reverse;
}

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

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-text-secondary);
    font-size: 0.8rem;
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-text-secondary);
    border-radius: 12px;
    position: relative;
}

.scroll-wheel {
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 2px;
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0%, 100% { opacity: 1; top: 8px; }
    50% { opacity: 0.3; top: 18px; }
}

/* ===== Sections ===== */
.section {
    padding: 7rem 0;
    position: relative;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.title-number {
    color: var(--color-accent);
    font-family: 'Monaco', monospace;
    font-size: 1rem;
    font-weight: 400;
}

.title-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--color-border), transparent);
    margin-left: 1rem;
}

/* ===== About Section ===== */
.about {
    background: var(--color-bg-secondary);
}

.about-grid {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.about-text p {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    max-width: 600px;
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 5px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
}

.timeline-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    position: relative;
}

.timeline-dot {
    position: absolute;
    left: -2rem;
    top: 6px;
    width: 12px;
    height: 12px;
    background: var(--color-accent);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--color-accent-glow);
    transition: var(--transition);
}

.timeline-item:hover .timeline-dot {
    transform: scale(1.3);
    box-shadow: 0 0 25px var(--color-accent-glow);
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--color-accent);
    font-weight: 500;
    min-width: 80px;
}

.timeline-content h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.timeline-content p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.highlight {
    background: linear-gradient(135deg, var(--color-accent) 0%, #a855f7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

/* ===== Projects Section ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.project-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 1.75rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.project-glow {
    position: absolute;
    top: -100%;
    left: -100%;
    width: 300%;
    height: 300%;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 60%);
    opacity: 0;
    transition: var(--transition-slow);
    pointer-events: none;
}

.project-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.project-card:hover .project-glow {
    opacity: 0.15;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.project-icon {
    font-size: 2rem;
    transition: var(--transition);
}

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

.project-badge {
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-accent);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-badge.award {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.project-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.project-card p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.project-tags span {
    background: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    padding: 0.3rem 0.7rem;
    border-radius: 6px;
    font-size: 0.75rem;
    transition: var(--transition);
}

.project-card:hover .project-tags span {
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-accent-light);
}

/* ===== Experience Section ===== */
.experience {
    background: var(--color-bg-secondary);
}

.experience-card {
    display: flex;
    gap: 2rem;
    padding: 2rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    margin-bottom: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.experience-card:hover {
    border-color: var(--color-accent);
    transform: translateX(10px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.experience-indicator {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--color-accent), #8b5cf6);
}

.experience-date {
    font-size: 0.9rem;
    color: var(--color-accent);
    font-weight: 500;
    min-width: 100px;
}

.experience-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.experience-company {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
}

.experience-desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
}

.experience-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.experience-tags span {
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-accent);
    padding: 0.3rem 0.7rem;
    border-radius: 6px;
    font-size: 0.8rem;
}

.skills-section h3 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    padding: 0.75rem 1.25rem;
    border-radius: 12px;
    transition: var(--transition-bounce);
}

.skill-item:hover {
    border-color: var(--color-accent);
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.skill-icon {
    font-size: 1.25rem;
}

.skill-item span {
    font-size: 0.9rem;
    font-weight: 500;
}

/* ===== Activities Section ===== */
.activities-section {
    background: var(--color-bg);
}

.activities-section .section-title {
    margin-bottom: 2.5rem;
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.activity-card {
    display: flex;
    gap: 1.25rem;
    align-items: center;
    padding: 1.5rem 1.75rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    transition: var(--transition-bounce);
}

.activity-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.activity-icon-wrapper {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.activity-card:hover .activity-icon-wrapper {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
    transform: rotate(5deg) scale(1.1);
}

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

.activity-content h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.activity-content p {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

/* ===== Footer ===== */
.footer {
    padding: 3rem 0;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-secondary);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-content p {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    transition: var(--transition);
}

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

/* ===== Modal (Impressum) ===== */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal:target {
    display: flex;
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 2.5rem;
    max-width: 600px;
    width: 100%;
    position: relative;
    max-height: 80vh;
    overflow-y: auto;
    animation: modalSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalSlideIn {
    from { opacity: 0; transform: translateY(30px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    color: var(--color-text-secondary);
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--color-text);
    transform: rotate(90deg);
}

.modal-content h2 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

.impressum-content h3 {
    font-size: 1rem;
    margin: 1.5rem 0 0.5rem;
    color: var(--color-accent);
}

.impressum-content h3:first-child {
    margin-top: 0;
}

.impressum-content p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ===== Reveal Animations ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

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

/* Scroll Reveal Variants */
.reveal-slide,
.reveal-fade,
.reveal-scale,
.reveal-slide-right {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-slide {
    transform: translateY(60px);
}

.reveal-fade {
    transform: translateY(30px);
}

.reveal-scale {
    transform: scale(0.9) translateY(30px);
    transition-delay: var(--delay, 0s);
}

.reveal-slide-right {
    transform: translateX(-60px);
}

.reveal-slide.active,
.reveal-fade.active,
.reveal-scale.active,
.reveal-slide-right.active {
    opacity: 1;
    transform: translateY(0) translateX(0) scale(1);
}

/* Stagger Animation */
.reveal-stagger .stagger-item {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-stagger.active .stagger-item:nth-child(1) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active .stagger-item:nth-child(2) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active .stagger-item:nth-child(3) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active .stagger-item:nth-child(4) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }

/* Hover Lift Effect */
.hover-lift {
    transition: var(--transition-bounce);
}

.hover-lift:hover {
    transform: translateY(-5px);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .cursor-glow {
        display: none;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-social {
        justify-content: center;
    }
    
    .tech-orbit {
        width: 200px;
        height: 200px;
        margin-top: 2rem;
    }
    
    .orbit-1 {
        width: 140px;
        height: 140px;
        margin: -70px 0 0 -70px;
    }
    
    .orbit-2 {
        width: 200px;
        height: 200px;
        margin: -100px 0 0 -100px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .activities-grid {
        grid-template-columns: 1fr;
    }
    
    .experience-card {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 600px) {
    .nav-links a:not(.nav-btn):not(.lang-toggle):not(.nav-social) {
        display: none;
    }
    
    .nav-links {
        gap: 0.75rem;
    }
    
    .section {
        padding: 5rem 0;
    }
    
    .timeline {
        padding-left: 1.5rem;
    }
    
    .hero-visual {
        display: none;
    }
}