/*assets/css/style.css*/

:root {
    --primary-blue: #2563eb;
    --primary-purple: #7c3aed;
    --primary-cyan: #06b6d4;
    --dark-bg: #0f172a;
    --darker-bg: #020617;
    --card-bg: #1e293b;
    --text-primary: #ffffff;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --accent-orange: #f59e0b;
    --accent-green: #10b981;
    --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-purple) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--primary-cyan) 0%, var(--accent-green) 100%);
    --gradient-dark: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    --gradient-hero: linear-gradient(135deg, #1e40af 0%, #3730a3 50%, #0f172a 100%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--dark-bg);
    overflow-x: hidden;
}

/* Improved Custom Cursor */
.custom-cursor {
    cursor: none;
}

.cursor-dot, .cursor-outline {
    pointer-events: none;
    position: fixed;
    top: 0;
    left: 0;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: 9999;
    transition: opacity 0.3s;
}

.cursor-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-cyan);
}

.cursor-outline {
    width: 40px;
    height: 40px;
    border: 2px solid var(--primary-cyan);
    transition: all 0.1s ease-out;
}

/* Progress Bar */
.progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(255,255,255,0.1);
    z-index: 9998;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    transition: width 0.1s ease;
}

/* Enhanced Navigation - Always Visible */
.custom-navbar {
    background: rgba(15, 23, 42, 0.98) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.15);
    padding: 1rem 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.custom-navbar.scrolled {
    padding: 0.75rem 0;
    background: rgba(2, 6, 23, 0.98) !important;
}

.brand-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-text strong {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.brand-text small {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    position: relative;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem !important;
    border-radius: 8px;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary) !important;
    background: rgba(255,255,255,0.05);
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 80%;
}

.nav-cta-btn {
    background: var(--gradient-primary);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    color: white !important;
}

.nav-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.4);
}

/* Improved Hero Section */
.hero-section {
    min-height: 100vh;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-bg-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 60px 0 80px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(37, 99, 235, 0.2);
    border: 1px solid rgba(37, 99, 235, 0.4);
    color: var(--primary-cyan);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
    animation: float 3s ease-in-out infinite;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero-title .text-cyan {
    background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--accent-green) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    line-height: 1.6;
}

.typing-text {
    color: var(--primary-cyan);
    font-weight: 600;
    border-right: 2px solid var(--primary-cyan);
    animation: blink 1s infinite;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* Buttons */
.btn-gradient {
    background: var(--gradient-primary);
    border: none;
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-gradient:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(37, 99, 235, 0.4);
}

.btn-primary {
    background: var(--primary-blue);
    border: none;
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

.btn-outline-light {
    border: 2px solid rgba(255,255,255,0.3);
    background: transparent;
    color: var(--text-primary);
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-outline-light:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-2px);
}


/* Add to your existing button styles */
.btn-gradient:focus,
.btn-primary:focus,
.btn-outline-light:focus,
.nav-link:focus {
    outline: 2px solid var(--accent-orange);
    outline-offset: 2px;
}


/* Section Styles */
.section-padding {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title .badge {
    background: var(--gradient-primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.section-title h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.section-title p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

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

.skill-category {
    background: var(--card-bg);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 2.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.skill-category:hover {
    transform: translateY(-10px);
    border-color: var(--primary-cyan);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.skill-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.skill-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.skill-header h4 {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.skill-header p {
    color: var(--text-muted);
    margin: 0;
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-tag {
    background: rgba(37, 99, 235, 0.15);
    border: 1px solid rgba(37, 99, 235, 0.3);
    color: var(--primary-blue);
    padding: 0.75rem 1.25rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.skill-tag:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
}

/* Project Cards */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--card-bg);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-cyan);
    box-shadow: 0 25px 50px rgba(0,0,0,0.3);
}

.project-image {
    height: 220px;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
}


/* Add to project-image section */
.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

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

.project-content {
    padding: 2rem;
}

.project-content h4 {
    color: var(--text-primary);
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1.5rem 0;
}

.tech-tag {
    background: rgba(6, 182, 212, 0.15);
    color: var(--primary-cyan);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Background Variations */
.bg-dark {
    background: var(--darker-bg) !important;
}

.bg-gradient {
    background: var(--gradient-primary) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title h2 {
        font-size: 2.2rem;
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .project-grid {
        grid-template-columns: 1fr;
    }
    
    .skill-category {
        padding: 2rem;
    }
    
    .nav-link {
        margin: 0.25rem 0;
        text-align: center;
    }
}

/* Animation Keyframes */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes blink {
    0%, 100% { border-color: var(--primary-cyan); }
    50% { border-color: transparent; }
}



/* Floating Tech Orbs */
.floating-tech-orbs {
    position: relative;
    width: 400px;
    height: 400px;
    margin: 0 auto;
}

.tech-orb {
    position: absolute;
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    transition: all 0.3s ease;
    animation: float 6s ease-in-out infinite;
}

.tech-orb:hover {
    transform: scale(1.2);
    box-shadow: 0 15px 40px rgba(37, 99, 235, 0.4);
}

.tech-orb .tech-tooltip {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.8);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tech-orb:hover .tech-tooltip {
    opacity: 1;
}

/* Orb Positions */
.orb-1 {
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 0s;
}

.orb-2 {
    top: 25%;
    right: 10%;
    animation-delay: 1s;
}

.orb-3 {
    top: 50%;
    right: 5%;
    animation-delay: 2s;
}

.orb-4 {
    bottom: 25%;
    right: 10%;
    animation-delay: 3s;
}

.orb-5 {
    bottom: 10%;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 4s;
}

.orb-6 {
    bottom: 25%;
    left: 10%;
    animation-delay: 5s;
}

.central-orb {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
    box-shadow: 0 15px 40px rgba(6, 182, 212, 0.4);
    animation: pulse 2s ease-in-out infinite;
}

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

.central-content span {
    display: block;
    font-size: 0.8rem;
    margin-top: 0.5rem;
    font-weight: 600;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.05); }
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--accent-green) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}



.course-filters-wrapper {
    background: var(--card-bg);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.filter-group label {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.search-box {
    position: relative;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-cyan);
    background: rgba(255,255,255,0.1);
}






/* Footer Styles */
.footer {
    background: var(--darker-bg);
    color: var(--text-primary);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-widget h5 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-about {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-cyan);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item i {
    color: var(--primary-cyan);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.contact-item span {
    font-weight: 600;
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.25rem;
}

.contact-item p {
    color: var(--text-secondary);
    margin: 0;
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.social-link:hover {
    background: var(--primary-cyan);
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: var(--text-muted);
}

.footer-bottom a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 1rem;
}

.footer-bottom a:hover {
    color: var(--primary-cyan);
}

/* Add this to the end of your existing style.css file */

/* Focus States for Accessibility */
.btn-gradient:focus,
.btn-primary:focus,
.btn-outline-light:focus,
.nav-link:focus {
    outline: 2px solid var(--accent-orange);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .custom-cursor,
    .progress-container,
    .navbar,
    .btn {
        display: none !important;
    }
    
    body {
        color: black;
        background: white;
    }
    
    .text-gradient {
        background: none !important;
        -webkit-text-fill-color: black;
        color: black !important;
    }
}


/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 5px 20px rgba(37, 99, 235, 0.3);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}



/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
    z-index: 1000;
    box-shadow: 0 5px 20px rgba(37, 211, 102, 0.3);
    transition: all 0.3s ease;
    animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

@keyframes pulse-whatsapp {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* WhatsApp Widget */
.whatsapp-widget {
    position: fixed;
    bottom: 100px;
    left: 30px;
    width: 300px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.whatsapp-widget.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.whatsapp-header {
    background: #25D366;
    color: white;
    padding: 15px;
    border-radius: 15px 15px 0 0;
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
}

.whatsapp-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    overflow: hidden;
}

.whatsapp-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.whatsapp-info {
    flex: 1;
}

.whatsapp-info strong {
    display: block;
    font-size: 0.9rem;
}

.whatsapp-info span {
    font-size: 0.75rem;
    opacity: 0.9;
}

.whatsapp-close {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 5px;
}

.whatsapp-message {
    padding: 15px;
    background: #f0f0f0;
}

.whatsapp-message p {
    margin: 0;
    color: #333;
    font-size: 0.9rem;
}

.whatsapp-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #25D366;
    color: white;
    text-decoration: none;
    padding: 12px;
    border-radius: 0 0 15px 15px;
    font-weight: 600;
    transition: background 0.3s ease;
}

.whatsapp-cta:hover {
    background: #128C7E;
    color: white;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        left: 20px;
        width: 55px;
        height: 55px;
        font-size: 1.6rem;
    }
    
    .whatsapp-widget {
        left: 20px;
        width: 280px;
    }
}