/* Root Variables for Theming */
:root {
    --bg-color: #0B0F19; /* Deep dark blue/black */
    --surface-color: #151A28; /* Slightly lighter surface */
    --text-primary: #FFFFFF;
    --text-secondary: #A0AEC0;
    --neon-blue: #00F0FF;
    --neon-blue-glow: rgba(0, 240, 255, 0.4);
    --gold: #FFD700;
    --gold-glow: rgba(255, 215, 0, 0.4);
    --transition-speed: 0.3s;
}

/* Reset & Basic Setup */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography Enhancements */
h1, h2, h3, h4 {
    font-weight: 700;
}

.accent-blue { color: var(--neon-blue); }
.accent-gold { color: var(--gold); }

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-title span {
    color: var(--neon-blue);
    position: relative;
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(11, 15, 25, 0.85);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    cursor: pointer;
}

.logo-accent {
    color: var(--neon-blue);
}

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

nav .nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 400;
    transition: color var(--transition-speed);
}

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

.nav-btn {
    border: 1px solid var(--neon-blue);
    padding: 0.5rem 1.2rem;
    border-radius: 4px;
    box-shadow: 0 0 10px var(--neon-blue-glow);
}

.nav-btn:hover {
    background: var(--neon-blue);
    color: var(--bg-color) !important;
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Sections Global Padding */
section {
    padding: 100px 10%;
}

/* Hero Section */
.hero-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 100vh;
    padding-top: 120px;
}

.hero-content {
    max-width: 60%;
}

.hero-content .greeting {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.hero-content .name {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #FFFFFF, var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content .title {
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
}

.hero-content .subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    max-width: 90%;
}

.cta-group {
    display: flex;
    gap: 1.5rem;
}

.btn {
    padding: 0.8rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-speed);
}

.btn-primary {
    background-color: var(--neon-blue);
    color: var(--bg-color);
    box-shadow: 0 0 15px var(--neon-blue-glow);
}

.btn-primary:hover {
    box-shadow: 0 0 25px var(--neon-blue);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: var(--gold);
    color: var(--bg-color);
    box-shadow: 0 0 15px var(--gold-glow);
    transform: translateY(-2px);
}

.hero-image-container {
    position: relative;
    width: 350px;
    height: 350px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.glow-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid var(--neon-blue);
    box-shadow: 0 0 30px var(--neon-blue-glow), inset 0 0 30px var(--neon-blue-glow);
    animation: pulseGlow 4s infinite alternate;
}

.hero-image {
    width: 90%;
    height: 90%;
    object-fit: cover;
    border-radius: 50%;
    z-index: 2;
}

@keyframes pulseGlow {
    0% { transform: scale(0.95); box-shadow: 0 0 20px var(--neon-blue-glow); }
    100% { transform: scale(1.05); box-shadow: 0 0 40px var(--neon-blue); }
}

/* About Section */
.about-section {
    background-color: var(--surface-color);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.about-content p {
    margin-bottom: 1.5rem;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-card {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.skill-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.1);
    border-color: rgba(0, 240, 255, 0.3);
}

.skill-icon {
    font-size: 2.5rem;
    color: var(--neon-blue);
    margin-bottom: 1rem;
}

.skill-card h3 {
    margin-bottom: 1rem;
}

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

/* Projects Section */
.projects-section {
    background: var(--surface-color);
}

.featured-project {
    display: flex;
    align-items: center;
    gap: 4rem;
    background: var(--bg-color);
    padding: 3rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.05);
}

.project-info {
    flex: 1;
}

.project-title {
    font-size: 2rem;
    margin-bottom: 1rem;
}

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

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    background: rgba(0, 240, 255, 0.1);
    color: var(--neon-blue);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    border: 1px solid rgba(0, 240, 255, 0.2);
}

.project-status {
    font-weight: 600;
    color: var(--gold);
}

.project-visual {
    flex: 1;
    display: flex;
    justify-content: center;
}

.visual-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, #151A28, #0B0F19);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 5rem;
    color: var(--text-secondary);
}

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

.other-project-card {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: 10px;
    border-left: 4px solid var(--neon-blue);
}

.other-project-card h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.other-project-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Contact Section */
.contact-section {
    text-align: center;
}

.contact-text {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 3rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.contact-item {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.5rem;
    color: var(--neon-blue);
    text-decoration: none;
    border: 2px solid var(--neon-blue);
    padding: 1rem 2rem;
    border-radius: 30px;
    transition: all var(--transition-speed);
}

.contact-item:hover {
    background: var(--neon-blue);
    color: var(--bg-color);
    box-shadow: 0 0 20px var(--neon-blue-glow);
}

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

.social-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--surface-color);
    color: var(--text-primary);
    font-size: 1.5rem;
    text-decoration: none;
    transition: all var(--transition-speed);
}

.social-icon:hover {
    background: var(--gold);
    color: var(--bg-color);
    box-shadow: 0 0 15px var(--gold-glow);
    transform: translateY(-3px);
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    background: var(--surface-color);
    color: var(--text-secondary);
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-section {
        flex-direction: column;
        text-align: center;
        gap: 3rem;
    }
    .hero-content {
        max-width: 100%;
    }
    .cta-group {
        justify-content: center;
    }
    .featured-project {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }
    nav .nav-links {
        display: none;
    }
    .hero-content .name {
        font-size: 3rem;
    }
}