/* ==========================================================================
   CSS Reset & Variables
   ========================================================================== */
   :root {
    /* Color Palette */
    --bg-color: #050505;
    --surface-color: rgba(20, 20, 20, 0.6);
    --surface-border: rgba(255, 255, 255, 0.08);
    
    --primary: #00F0FF;
    --secondary: #8A2BE2;
    --accent: #FF007A;
    
    --text-main: #FFFFFF;
    --text-muted: #A0A0A0;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Effects */
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --glass-blur: blur(12px);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* ==========================================================================
   Background Effects
   ========================================================================== */
.bg-effects {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    animation: float 20s infinite alternate;
}

.orb-1 {
    width: 40vw;
    height: 40vw;
    background: radial-gradient(circle, var(--secondary), transparent 70%);
    top: -10%;
    left: -10%;
}

.orb-2 {
    width: 30vw;
    height: 30vw;
    background: radial-gradient(circle, var(--primary), transparent 70%);
    bottom: -10%;
    right: -10%;
    animation-delay: -5s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(10%, 10%) scale(1.2); }
    100% { transform: translate(-5%, 5%) scale(0.9); }
}

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-card {
    background: var(--surface-color);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--surface-border);
    border-radius: 20px;
    padding: 2rem;
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #fff;
    box-shadow: 0 4px 15px rgba(138, 43, 226, 0.4);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(138, 43, 226, 0.6);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--surface-border);
    transition: var(--transition);
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

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

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

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

.nav-links .btn-primary {
    color: #fff;
    padding: 0.6rem 1.5rem;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger .line {
    width: 25px;
    height: 2px;
    background-color: var(--text-main);
    margin: 5px 0;
    transition: var(--transition);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 2rem;
    padding-top: 5rem;
}

.hero-content {
    max-width: 800px;
}

.greeting {
    font-size: 1.2rem;
    color: var(--primary);
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 1rem;
}

.hero .title {
    font-size: clamp(1.6rem, 5.5vw, 4.5rem);
    margin-bottom: 0.5rem;
    white-space: nowrap;
}

.hero .subtitle {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.hero .description {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-inline: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-image {
    padding: 0;
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 20px;
    transition: transform 0.5s ease;
}

.about-image:hover img {
    transform: scale(1.05);
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--text-muted);
}

.about-text p:last-child {
    margin-bottom: 0;
}

.about-text strong {
    color: var(--text-main);
}

/* ==========================================================================
   Skills Section
   ========================================================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-category h3 {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
}

.skill-category h3 i {
    color: var(--primary);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.tag {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--surface-border);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.tag:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* ==========================================================================
   Projects Section
   ========================================================================== */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.project-card {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.project-img {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-img img {
    transform: scale(1.1);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.btn-icon {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--surface-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main);
    text-decoration: none;
    border: 1px solid var(--surface-border);
    transition: var(--transition);
}

.btn-icon:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-3px);
}

.project-info {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-info h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.project-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

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

.project-tags span {
    font-size: 0.8rem;
    color: var(--primary);
    font-weight: 600;
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-card {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.contact-card p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

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

.social-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--surface-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-main);
    text-decoration: none;
    transition: var(--transition);
}

.social-btn:hover {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-color: transparent;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(138, 43, 226, 0.3);
}

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

/* ==========================================================================
   Animations
   ========================================================================== */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media screen and (max-width: 768px) {
    .nav-links {
        position: fixed;
        right: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(5, 5, 5, 0.95);
        backdrop-filter: blur(10px);
        width: 100%;
        text-align: center;
        padding: 2rem 0;
        transition: 0.3s ease;
        border-bottom: 1px solid var(--surface-border);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .hamburger {
        display: block;
    }
    
    .hamburger.active .line:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .line:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    
    .hamburger.active .line:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .section {
        padding: 4rem 1.5rem;
    }
}