/* Core Design System */
:root {
    --bg-color: #050505;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent-glow: rgba(124, 58, 237, 0.4);
    --accent-color: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #8b5cf6, #ec4899);
    --surface-bg: rgba(255, 255, 255, 0.03);
    --surface-border: rgba(255, 255, 255, 0.08);
    --card-hover-bg: rgba(255, 255, 255, 0.06);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    overflow-x: hidden;
}

body {
    position: relative;
    overflow-x: hidden;
}

/* Dynamic Background Orbs */
.bg-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    animation: float 20s infinite ease-in-out alternate;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: rgba(139, 92, 246, 0.15);
    top: -100px;
    left: -100px;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: rgba(236, 72, 153, 0.15);
    bottom: 20%;
    right: -50px;
    animation-delay: -5s;
}

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

/* General Styles */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

section {
    padding: 100px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Nav */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 5%;
    max-width: 1200px;
    margin: 0 auto;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

nav.scrolled {
    background: rgba(5, 5, 5, 0.8);
    border-bottom: 1px solid var(--surface-border);
    padding: 20px 5%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    letter-spacing: -1px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    padding-top: 100px;
}

.hero-content {
    max-width: 800px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1s ease forwards 0.2s;
}

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

.role-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--surface-bg);
    border: 1px solid var(--surface-border);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.role-badge i {
    width: 14px;
    height: 14px;
    color: var(--accent-color);
}

.hero h1 {
    font-size: clamp(3rem, 6vw, 5.5rem);
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 40px;
    max-width: 600px;
}

.cta-group {
    display: flex;
    gap: 16px;
}

.btn {
    padding: 14px 28px;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    border: none;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(236, 72, 153, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--surface-border);
}

.btn-secondary:hover {
    background: var(--surface-bg);
    border-color: var(--text-secondary);
}

/* Section Headers */
.section-header {
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
}

/* Competencies Grid */
.competencies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.card {
    background: var(--surface-bg);
    border: 1px solid var(--surface-border);
    border-radius: 16px;
    padding: 32px;
    backdrop-filter: blur(10px);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(139, 92, 246, 0.1), transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.card:hover {
    transform: translateY(-10px);
    background: var(--card-hover-bg);
    border-color: rgba(139, 92, 246, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

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

.card-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--accent-color);
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

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

/* Experience */
.timeline {
    position: relative;
    border-left: 2px solid var(--surface-border);
    padding-left: 32px;
    margin-left: 16px;
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -41px;
    top: 0;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-color);
    border: 2px solid var(--accent-color);
    z-index: 1;
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.5);
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--accent-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
    display: block;
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

.timeline-content h4 {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 16px;
}

.timeline-content ul {
    list-style: none;
}

.timeline-content li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 12px;
    color: var(--text-secondary);
    line-height: 1.6;
}

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

/* Skills Tags */
.skills-container {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.skill-tag {
    padding: 10px 20px;
    background: var(--surface-bg);
    border: 1px solid var(--surface-border);
    border-radius: 100px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    cursor: default;
}

.skill-tag:hover {
    background: rgba(139, 92, 246, 0.1);
    border-color: rgba(139, 92, 246, 0.3);
    color: #fff;
    transform: scale(1.05);
}

.skill-category {
    margin-bottom: 32px;
}

.skill-category h3 {
    font-size: 1.2rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}

/* Footer / CTA */
.footer-cta {
    text-align: center;
    padding: 100px 5%;
    background: linear-gradient(to top, rgba(139, 92, 246, 0.05), transparent);
    border-top: 1px solid var(--surface-border);
    margin-top: 60px;
}

.footer-cta h2 {
    font-size: 3rem;
    margin-bottom: 24px;
}

.footer-cta p {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* Make a hamburger menu for real app */
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
}