:root {
    --bg-color: #050508;
    --text-main: #f0f0f5;
    --text-muted: #a0a0b5;
    --primary-color: #7b2cbf;
    --secondary-color: #4cc9f0;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
}

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

html {
    scroll-behavior: smooth;
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
}

body {
    overflow-x: hidden;
}

/* Utilities */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.highlight {
    background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: rgba(5, 5, 8, 0.7);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 1px;
}

.logo span {
    color: var(--secondary-color);
}

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

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 0 5%;
}

.hero-content {
    max-width: 800px;
    text-align: center;
    z-index: 2;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.hero h2 {
    font-size: 2.5rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

.btn {
    padding: 0.8rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
}

.btn-primary:hover {
    box-shadow: 0 0 20px rgba(76, 201, 240, 0.4);
    transform: translateY(-2px);
}

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

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

.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(76, 201, 240, 0.15) 0%, rgba(0,0,0,0) 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    pointer-events: none;
}

/* Sections Global */
main section {
    padding: 6rem 5%;
}

/* Projects Section */
.projects-grid {
    display: flex;
    flex-direction: column;
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
}

.project-card {
    padding: 2.5rem;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), border-color 0.3s ease;
    cursor: default;
    display: flex;
    flex-direction: column;
    background: linear-gradient(145deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-color);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4), 0 0 15px rgba(76, 201, 240, 0.1);
}

.project-gallery {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    padding-bottom: 1.5rem;
    margin-bottom: 2rem;
    scrollbar-width: thin;
    scrollbar-color: var(--secondary-color) var(--glass-bg);
}

.project-gallery::-webkit-scrollbar {
    height: 8px;
}

.project-gallery::-webkit-scrollbar-track {
    background: var(--glass-bg);
    border-radius: 4px;
}

.project-gallery::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 4px;
}

.project-gallery img {
    height: 350px;
    width: auto;
    object-fit: contain;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    flex-shrink: 0;
    transition: transform 0.3s ease;
    background: rgba(0,0,0,0.2);
}

.project-gallery img:hover {
    transform: scale(1.03);
}

.project-content h3 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
    letter-spacing: -0.5px;
}

.project-content p {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: auto;
}

.tech-stack span {
    font-size: 0.85rem;
    padding: 0.4rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    color: #fff;
}

/* About Section */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem;
}

.about-content p {
    color: var(--text-muted);
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* Contact Section */
.contact-section {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-section p {
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    font-size: 1.2rem;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    border-top: 1px solid var(--glass-border);
    margin-top: 2rem;
    font-size: 0.9rem;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s cubic-bezier(0.165, 0.84, 0.44, 1), transform 1s cubic-bezier(0.165, 0.84, 0.44, 1);
}

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

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 3rem; }
    .hero h2 { font-size: 1.8rem; }
    .nav-links { display: none; }
    .hero-buttons { flex-direction: column; }
    .btn { text-align: center; }
}

/* Lightbox Styles */
.project-gallery img {
    cursor: zoom-in;
}

.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(5, 5, 8, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    justify-content: center;
    align-items: center;
    flex-direction: column;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox-content {
    max-width: 90%;
    max-height: 80%;
    object-fit: contain;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.lightbox.active .lightbox-content {
    transform: scale(1);
}

.close-lightbox {
    position: absolute;
    top: 2rem;
    right: 3rem;
    color: var(--text-main);
    font-size: 3rem;
    font-weight: 300;
    transition: color 0.3s ease;
    cursor: pointer;
    user-select: none;
}

.close-lightbox:hover {
    color: var(--secondary-color);
}

#lightbox-caption {
    margin-top: 1.5rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    font-weight: 400;
}