/* CSS Variables */
:root {
    --color-primary: #6366f1;
    --color-secondary: #3b82f6;
    --color-bg-dark: #0a0a1a;
    --color-bg-card: rgba(20, 20, 40, 0.6);
    --color-text-primary: #ffffff;
    --color-text-secondary: #a8b2d1;
    --color-glow: rgba(99, 102, 241, 0.3);
    --color-glow-blue: rgba(59, 130, 246, 0.3);
    --gradient-main: linear-gradient(135deg, #1a1a3e 0%, #0a0a1a 50%, #1a1a3e 100%);
    --transition-smooth: all 0.3s ease;
    --max-width: 1200px;
    --spacing-section: 5rem;
    --spacing-mobile: 2rem;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Background gradient effect */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: auto%;
    background: radial-gradient(circle at 20% 30%, var(--color-glow) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, var(--color-glow-blue) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
    animation: pulseGlow 10s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.5; }
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 26, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-smooth);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width 0.3s ease;
}

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

.nav-link:hover::after {
    width: 100%;
}

/* Hamburger Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    width: 25px;
    height: 2px;
    background: var(--color-text-primary);
    transition: var(--transition-smooth);
}

.hamburger {
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

/* HERO SECTION */
.hero {
    display: flex !important;
    align-items: center !important;
    padding-top: 120px !important;  /* space for fixed header */
    padding-bottom: 80px !important;
    margin: 0 !important;
    min-height: auto !important;
}  

/* ALL SECTIONS CLEAN SPACING */
section {
    padding-top: 80px !important;
    padding-bottom: 80px !important;
    margin: 0 !important;
}


.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    opacity: 0;
    animation: fadeInUp 1s ease forwards 0.3s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-greeting {
    color: var(--color-text-secondary);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.5;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    padding: 0.9rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-smooth);
    display: inline-block;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    color: var(--color-text-primary);
    box-shadow: 0 8px 25px var(--color-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px var(--color-glow);
}

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

.btn-secondary:hover {
    background: var(--color-primary);
    box-shadow: 0 8px 25px var(--color-glow);
    transform: translateY(-3px);
}

/* Hero Image */
.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    width: 350px;
    height: 350px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--color-primary);
    box-shadow: 0 0 50px var(--color-glow);
    position: relative;
    z-index: 2;
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.glow-ring {
    position: absolute;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--color-glow) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
    z-index: 1;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.4;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.6;
    }
}

/* Section Styles */
section {
    padding: var(--spacing-section) 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Fade-in animation for scroll */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* About Section */
.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: 3rem;
    line-height: 1.8;
}

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

.tech-heading {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
}

.tech-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.badge {
    padding: 0.7rem 1.5rem;
    background: var(--color-bg-card);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 50px;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.badge:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--color-glow);
    border-color: var(--color-primary);
    color: var(--color-text-primary);
}

.badge i {
    color: var(--color-primary);
}

/* Projects Section */
.project-category {
    margin-bottom: 4rem;
}

.category-heading {
    font-size: 1.8rem;
    color: var(--color-text-primary);
    margin-bottom: 2rem;
    padding-left: 1.5rem;
    border-left: 4px solid var(--color-primary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--color-bg-card);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 15px;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px var(--color-glow);
    border-color: var(--color-primary);
}

.project-thumbnail {
    position: relative;
    overflow: hidden;
    height: 220px;
}

.project-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.project-card:hover .project-thumbnail img {
    transform: scale(1.05);
}

.project-info {
    padding: 1.5rem;
}

.project-title {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--color-text-primary);
}

.project-description {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.project-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-small {
    padding: 0.6rem 1.3rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-demo {
    background: var(--color-primary);
    color: var(--color-text-primary);
}

.btn-demo:hover {
    background: var(--color-secondary);
    box-shadow: 0 6px 20px var(--color-glow);
    transform: translateY(-2px);
}

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

.btn-github:hover {
    background: var(--color-primary);
    box-shadow: 0 6px 20px var(--color-glow);
    transform: translateY(-2px);
}

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

.contact-intro {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

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

.contact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem 2rem;
    background: var(--color-bg-card);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 15px;
    text-decoration: none;
    color: var(--color-text-primary);
    transition: var(--transition-smooth);
    min-width: 120px;
}

.contact-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px var(--color-glow);
    border-color: var   (--color-primary);
}
.contact-item:hover i,
.contact-item:hover span {
    color: var(--color-primary);        
}

.contact-item i {
    font-size: 2rem;
    color: var(--color-primary);
}

.contact-item span {
    font-size: 0.95rem;
    font-weight: 500;
}

/* Footer */
.footer {
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid rgba(99, 102, 241, 0.1);
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* Floating Hire Me Button (Mobile Only) */
.floating-hire-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 2rem;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    color: var(--color-text-primary);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: 0 10px 30px var(--color-glow);
    z-index: 999;
    display: none;
    transition: var(--transition-smooth);
}

.floating-hire-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px var(--color-glow);
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .hero-image-wrapper {
        order: -1;
    }

    .hero-image {
        width: 280px;
        height: 280px;
    }

    .glow-ring {
        width: 310px;
        height: 310px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-title {
        font-size: 2.8rem;
    }
}

@media (max-width: 768px) {
    /* Mobile navigation */
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(10, 10, 26, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        gap: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    }

    .nav-menu.active {
        max-height: 300px;
    }

    .nav-menu li {
        border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    }

    .nav-link {
        display: block;
        padding: 1.25rem 2rem;
    }

    .nav-link::after {
        display: none;
    }

    /* Show floating hire button on mobile */
    .floating-hire-btn {
        display: block;
    }

    /* Hide desktop hire button */
    .hero-buttons .btn-primary {
        display: none;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-image {
        width: 220px;
        height: 220px;
    }

    .glow-ring {
        width: 250px;
        height: 250px;
    }

    .section-title {
        font-size: 2rem;
    }

    .category-heading {
        font-size: 1.5rem;
    }

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

    .container {
        padding: 0 1.5rem;
    }

    :root {
        --spacing-section: 3.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .hero-image {
        width: 180px;
        height: 180px;
    }

    .glow-ring {
        width: 210px;
        height: 210px;
    }

    .contact-links {
        gap: 1rem;
    }

    .contact-item {
        padding: 1.2rem 1.5rem;
        min-width: 100px;
    }

    .floating-hire-btn {
        bottom: 1.5rem;
        right: 1.5rem;
        padding: 0.9rem 1.8rem;
        font-size: 0.9rem;
    }
}

/* Animation delays for staggered project cards */
.project-card:nth-child(1) { transition-delay: 0.1s; }
.project-card:nth-child(2) { transition-delay: 0.2s; }
.project-card:nth-child(3) { transition-delay: 0.3s; }
.project-card:nth-child(4) { transition-delay: 0.4s; }
.project-card:nth-child(5) { transition-delay: 0.5s; }

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
}

/* Print styles */
@media print {
    .header,
    .floating-hire-btn {
        display: none;
    }

    body {
        background: white;
        color: black;
    }
}

.text-justify {
    text-align: justify;
    text-justify: inter-word;
}

/* Hide extra GLightbox images without breaking layout */
.extra-img {
  position: absolute;  /* remove from flow */
  width: 0;
  height: 0;
  overflow: hidden;
  opacity: 0;
}


.section-title--summary {
    cursor: pointer;
    margin-bottom: 2rem;
  }
  
  /* Remove default summary marker */
  .section-title--summary::-webkit-details-marker {
    display: none;
  }
  
  /* Optional hover effect */
  .section-title--summary:hover {
    opacity: 0.85;
  }

  
/* End of style.css */