/* Enhanced Modern CSS for Techniki Website */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Modern Font Family */
.font-inter {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.font-mono {
    font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #1f2937;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #3b82f6, #8b5cf6);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #2563eb, #7c3aed);
}

/* Body and General Styles */
body {
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
}

/* Navigation Enhancements */
nav {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    transition: width 0.3s ease;
}

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

/* Enhanced Button Styles */
.join-btn, .hero-btn {
    position: relative;
    overflow: hidden;
    transform: perspective(1px) translateZ(0);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.join-btn::before, .hero-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.join-btn:hover::before, .hero-btn:hover::before {
    left: 100%;
}

/* Floating Particles Animation */
.floating-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: radial-gradient(circle, #3b82f6, transparent);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.particle-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 8s;
}

.particle-2 {
    top: 60%;
    left: 80%;
    animation-delay: 2s;
    animation-duration: 6s;
}

.particle-3 {
    top: 40%;
    left: 60%;
    animation-delay: 4s;
    animation-duration: 10s;
}

.particle-4 {
    top: 80%;
    left: 20%;
    animation-delay: 1s;
    animation-duration: 7s;
}

.particle-5 {
    top: 10%;
    left: 90%;
    animation-delay: 3s;
    animation-duration: 9s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.5;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

/* Mission Cards */
.mission-card {
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.mission-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 1rem;
    padding: 1px;
    background: linear-gradient(45deg, #3b82f6, #8b5cf6, #06b6d4);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: subtract;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mission-card:hover::before {
    opacity: 1;
}

.mission-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

/* Domain Cards */
.domain-card .bg-gradient-to-br {
    position: relative;
    overflow: hidden;
}

.domain-card .bg-gradient-to-br::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg) translate(-100%, -100%);
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.domain-card:hover .bg-gradient-to-br::before {
    transform: rotate(45deg) translate(100%, 100%);
}

/* Team Member Cards */
.team-member {
    position: relative;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    padding: 1.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.team-member::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.team-member:hover::before {
    left: 100%;
}

.team-member:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(59, 130, 246, 0.5);
}

.team-member img {
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
}

.team-member:hover img {
    transform: scale(1.05);
    filter: brightness(1.1);
}

/* Social Links */
.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: scale(0);
    transition: transform 0.3s ease;
}

.social-link:hover::before {
    transform: scale(1);
}

.social-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

/* Text Gradient Effects */
.text-gradient {
    background: linear-gradient(45deg, #3b82f6, #8b5cf6, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Responsive Typography */
@media (max-width: 768px) {
    .text-6xl {
        font-size: 3rem;
    }
    
    .text-8xl {
        font-size: 4rem;
    }
    
    .text-5xl {
        font-size: 2.5rem;
    }
    
    .text-4xl {
        font-size: 2rem;
    }
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Glass Morphism Effect */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Custom Animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.animate-slide-up {
    animation: slideInUp 0.6s ease-out;
}

.animate-slide-left {
    animation: slideInLeft 0.6s ease-out;
}

.animate-slide-right {
    animation: slideInRight 0.6s ease-out;
}

/* Focus States */
button:focus,
a:focus,
input:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .text-gray-300 {
        color: #ffffff;
    }
    
    .text-gray-400 {
        color: #e5e7eb;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .floating-particles {
        display: none;
    }
}

/* Print Styles */
@media print {
    .floating-particles,
    .social-link,
    nav,
    .join-btn,
    .hero-btn {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* Dark mode optimizations */
@media (prefers-color-scheme: dark) {
    body {
        background: linear-gradient(135deg, #0f172a 0%, #020617 100%);
    }
}

/* Projects Page Specific Styles */
.tech-tag {
    background: rgba(59, 130, 246, 0.2);
    color: #93C5FD;
    padding: 4px 12px;
    border-radius: 9999px;
    font-size: 14px;
    font-weight: 500;
}

.tech-tag-small {
    background: rgba(59, 130, 246, 0.2);
    color: #93C5FD;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.project-link {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.project-link-small {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.filter-btn.active {
    background: linear-gradient(to right, #3B82F6, #8B5CF6);
    color: white;
}

.project-item {
    transition: all 0.3s ease;
}

.project-item:hover {
    transform: translateY(-8px);
}

.animate-fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

/* Project card hover effects */
.glass-card:hover {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.glass-card:hover .tech-tag {
    background: rgba(59, 130, 246, 0.3);
    color: #93C5FD;
}

/* Category filter transitions */
.filter-btn {
    position: relative;
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.filter-btn:hover::before {
    left: 100%;
}

/* Loading animation for project cards */
.project-item {
    opacity: 0;
    animation: slideInUp 0.6s ease forwards;
}

.project-item:nth-child(1) { animation-delay: 0.1s; }
.project-item:nth-child(2) { animation-delay: 0.2s; }
.project-item:nth-child(3) { animation-delay: 0.3s; }
.project-item:nth-child(4) { animation-delay: 0.4s; }
.project-item:nth-child(5) { animation-delay: 0.5s; }
.project-item:nth-child(6) { animation-delay: 0.6s; }

/* Contribution section enhancements */
.contribute-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.contribute-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(59, 130, 246, 0.5);
    transform: translateY(-5px);
}

/* Statistics counter animations */
.counter {
    font-variant-numeric: tabular-nums;
}

/* Project showcase animations */
.project-showcase {
    position: relative;
    overflow: hidden;
}

.project-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(59, 130, 246, 0.1), rgba(147, 51, 234, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-showcase:hover::before {
    opacity: 1;
}

/* Enhanced button styles for projects */
.project-action-btn {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    border-radius: 9999px;
    font-weight: 600;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #3B82F6, #8B5CF6);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.project-action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

/* GitHub integration styles */
.github-stats {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 14px;
    color: #9CA3AF;
}

.github-stats .stat-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.github-stats .stat-item:hover {
    color: #60A5FA;
}

/* Project status badges */
.status-badge {
    padding: 2px 8px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 600;
}

.status-active {
    background: #10B981;
    color: white;
}

.status-development {
    background: #F59E0B;
    color: black;
}

.status-completed {
    background: #3B82F6;
    color: white;
}

.status-archived {
    background: #6B7280;
    color: white;
}

/* Newsletter subscription enhancement */
.newsletter-input {
    background: #374151;
    border: 1px solid #4B5563;
    color: white;
    padding: 12px 24px;
    border-radius: 9999px;
    transition: all 0.3s ease;
}

.newsletter-input::placeholder {
    color: #9CA3AF;
}

.newsletter-input:focus {
    outline: none;
    border-color: #3B82F6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Mobile responsiveness for projects */
@media (max-width: 768px) {
    .project-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .filter-btn {
        padding: 8px 16px;
        font-size: 14px;
    }
    
    .project-link {
        padding: 6px 12px;
        font-size: 14px;
    }
    
    .tech-tag {
        padding: 2px 8px;
        font-size: 12px;
    }
}

/* Enhanced scrollbar for project sections */
.project-container::-webkit-scrollbar {
    width: 8px;
}

.project-container::-webkit-scrollbar-track {
    background: rgba(31, 41, 55, 0.5);
    border-radius: 4px;
}

.project-container::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #3B82F6, #8B5CF6);
    border-radius: 4px;
}

.project-container::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #2563EB, #7C3AED);
}

/* Certificates Page Specific Styles */
.certificate-btn {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.certificate-item {
    transition: all 0.3s ease;
}

.certificate-item:hover {
    transform: translateY(-8px);
}

.achievement-badge {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    color: white;
}

/* Certificate form styles */
.certificate-form {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.certificate-preview {
    background: linear-gradient(135deg, #FEF3C7, #FCD34D);
    border: 4px solid #F59E0B;
    position: relative;
    overflow: hidden;
}

.certificate-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" patternUnits="userSpaceOnUse" width="100" height="100"><circle cx="50" cy="50" r="1" fill="%23000000" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.1;
}

/* Verification status indicators */
.verification-status {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.status-verified {
    background: #10B981;
    color: white;
}

.status-pending {
    background: #F59E0B;
    color: black;
}

.status-invalid {
    background: #EF4444;
    color: white;
}

/* Certificate statistics cards */
.certificate-stats {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.certificate-stats:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Achievement showcase animations */
.achievement-showcase {
    position: relative;
}

.achievement-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(251, 191, 36, 0.1), rgba(245, 158, 11, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: inherit;
}

.achievement-showcase:hover::before {
    opacity: 1;
}

/* Certificate category badges */
.category-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: white;
}

.category-security {
    background: #3B82F6;
}

.category-ai {
    background: #8B5CF6;
}

.category-development {
    background: #10B981;
}

.category-mobile {
    background: #F97316;
}

.category-data {
    background: #6366F1;
}

.category-leadership {
    background: #F59E0B;
    color: black;
}

/* Certificate form validation */
.form-input-valid {
    border-color: #10B981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-input-invalid {
    border-color: #EF4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Certificate loading animation */
.certificate-loading {
    position: relative;
    overflow: hidden;
}

.certificate-loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Certificate verification features */
.verification-feature {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.verification-feature:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(59, 130, 246, 0.5);
    transform: translateY(-2px);
}

/* Top achiever cards */
.top-achiever {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.top-achiever:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.rank-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 14px;
}

/* Certificate timeline */
.certificate-timeline {
    position: relative;
    padding-left: 32px;
}

.certificate-timeline::before {
    content: '';
    position: absolute;
    left: 16px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, #F59E0B, #F97316);
}

.timeline-event {
    position: relative;
    margin-bottom: 24px;
}

.timeline-event::before {
    content: '';
    position: absolute;
    left: -24px;
    top: 8px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #F59E0B;
    border: 2px solid #1F2937;
}

/* Mobile responsiveness for certificates */
@media (max-width: 768px) {
    .certificate-preview {
        padding: 16px;
    }
    
    .achievement-badge {
        font-size: 10px;
        padding: 1px 6px;
    }
    
    .category-badge {
        font-size: 10px;
        padding: 2px 8px;
    }
    
    .certificate-btn {
        padding: 6px 12px;
        font-size: 14px;
    }
}

/* Print styles for certificates */
@media print {
    .certificate-preview {
        background: white;
        border: 2px solid #000;
        box-shadow: none;
    }
    
    .certificate-preview * {
        color: black !important;
    }
}