/* Custom Properties / Variables */
:root {
    --bg-color: #0f172a;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent: #10b981;
    --accent-hover: #059669;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.05);
    --font-sans: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    overscroll-behavior-y: none;
}

html {
    overscroll-behavior-y: none;
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

/* Background Animated Shapes for Glassmorphism Context */
.bg-shape {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    opacity: 0.5;
}

.shape1 {
    width: 400px;
    height: 400px;
    background: #10b981;
    top: -100px;
    left: -100px;
    animation: float 10s ease-in-out infinite;
}

.shape2 {
    width: 500px;
    height: 500px;
    background: #34d399;
    bottom: -200px;
    right: -100px;
    animation: float 12s ease-in-out infinite reverse;
}

@keyframes float {
    0% { transform: translate(0, 0); }
    50% { transform: translate(30px, 50px); }
    100% { transform: translate(0, 0); }
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.highlight {
    color: var(--accent);
    background: linear-gradient(135deg, #34d399, #10b981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Layout Utilities */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 6rem 2rem;
}

/* Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -1px;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 2rem;
    padding-top: 80px;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 800px;
}

.profile-pic {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 2rem;
    border: 4px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(16, 185, 129, 0.2);
    opacity: 0;
    transform: scale(0.8);
    animation: popIn 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes popIn {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1rem;
    letter-spacing: -2px;
}

.hero .subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-weight: 300;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.btn {
    padding: 0.8rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.btn.primary {
    background-color: var(--accent);
    color: #fff;
    box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.39);
}

.btn.primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.23);
}

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

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

/* Glass Cards */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 20px;
    padding: 2.5rem;
    transition: transform 0.3s ease, background 0.3s ease;
}

/* Split Layout for About and Projects */
.split-section {
    display: grid;
    grid-template-columns: 7fr 3fr;
    gap: 3rem;
    align-items: stretch;
    padding-bottom: 2rem;
}

.split-section > section {
    padding: 0;
    margin: 0;
}

@media (max-width: 900px) {
    .split-section {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
}

.nowrap-title {
    white-space: nowrap;
}

.text-center {
    text-align: center;
}

.project-logo {
    width: 120px;
    height: auto;
    margin-bottom: 1rem;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

/* About Section */
.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.skill-tag {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
}

.project-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.project-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.project-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.project-link:hover {
    text-decoration: underline;
}

/* Experience Timeline & Lists */
.timeline {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.timeline-item h3 {
    margin-bottom: 0.5rem;
}

.timeline-item .date {
    display: inline-block;
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.custom-list {
    list-style: none;
    margin-top: 1rem;
}

.custom-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.8rem;
    color: var(--text-secondary);
}

.custom-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

/* Footer / Contact */
.simple-footer {
    text-align: center;
    padding: 3rem 0;
    margin-top: 4rem;
    border-top: 1px solid var(--glass-border);
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.simple-footer .container {
    padding: 0 2rem;
}

.simple-footer p {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.footer-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.footer-link:hover {
    text-decoration: underline;
}

.copyright {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 1rem;
}

#contact:target .footer-link {
    display: inline-block;
    animation: highlightEmail 2s ease-out;
}

@keyframes highlightEmail {
    0%, 50% { 
        text-shadow: 0 0 15px var(--accent), 0 0 25px var(--accent);
        color: #fff;
    }
    100% { 
        text-shadow: none;
        color: var(--accent);
    }
}

/* Animations */
.animate-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

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

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 3rem; }
    .hero .subtitle { font-size: 1.2rem; }
    .nav-links { display: none; } /* Simple hidden nav for mobile without JS */
}