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

:root {
    /* Modern Color Theme */
    --primary-color: #6366F1;
    --primary-dark: #4F46E5;
    --primary-light: #818CF8;
    --primary-gradient: linear-gradient(135deg, #667EEA 0%, #764BA2 100%);
    --secondary-color: #10B981;
    --secondary-gradient: linear-gradient(135deg, #10B981 0%, #059669 100%);
    --accent-color: #F59E0B;
    --accent-gradient: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
    
    /* Light Background Colors with Gradients */
    --bg-primary: #FFFFFF;
    --bg-secondary: linear-gradient(135deg, #F9FAFB 0%, #F3F4F6 100%);
    --bg-tertiary: #F3F4F6;
    --bg-card: #FFFFFF;
    --bg-hero: linear-gradient(135deg, #667EEA 0%, #764BA2 50%, #F093FB 100%);
    
    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-light: #6B7280;
    --text-muted: #9CA3AF;
    
    /* Border and Shadow - Enhanced */
    --border-color: #E5E7EB;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-colored: 0 10px 30px -5px rgba(99, 102, 241, 0.3);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
}

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

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(16, 185, 129, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

body > * {
    position: relative;
    z-index: 1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(229, 231, 235, 0.5);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h2 {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    background: var(--bg-hero);
    padding: var(--spacing-xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.375rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-md);
    font-weight: 400;
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.1);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    border: none;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), var(--shadow-colored);
    filter: brightness(1.05);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.3);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* About Section */
.about {
    background: var(--bg-secondary);
    position: relative;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.about-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.about-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl), var(--shadow-colored);
}

.icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-sm);
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-colored);
    transition: transform 0.3s ease;
}

.about-card:hover .icon-wrapper {
    transform: rotate(5deg) scale(1.1);
}

.about-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.about-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.5);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--shadow-colored);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon {
    transform: rotate(5deg) scale(1.1);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Target Groups Section */
.target-groups {
    background: var(--bg-secondary);
    position: relative;
}

.target-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.target-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.target-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.target-card:hover::after {
    opacity: 1;
}

.target-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl), var(--shadow-colored);
}

.target-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--primary-gradient);
    color: white;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-md);
}

.target-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.target-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.target-features li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.target-features li:last-child {
    border-bottom: none;
}

/* Skills Section */
.skills {
    background-color: var(--bg-primary);
}

.skills-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--spacing-md);
    max-width: 1100px;
    margin: 0 auto;
}

.skills-category-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    border-radius: 24px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.skills-category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s ease;
}

.skills-category-card:hover::before {
    left: 100%;
}

.skills-category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--shadow-colored);
}

.category-header {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--bg-tertiary);
}

.category-icon-wrapper {
    width: 56px;
    height: 56px;
    background: var(--primary-gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.skills-category-card:hover .category-icon-wrapper {
    transform: rotate(5deg) scale(1.1);
}

.category-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.category-description {
    font-size: 0.875rem;
    color: var(--text-light);
    line-height: 1.5;
}

.skills-tags {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xs);
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(118, 75, 162, 0.05));
    border-radius: 12px;
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.skill-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    transition: left 0.3s ease;
    z-index: 0;
}

.skill-item:hover::before {
    left: 0;
}

.skill-item:hover {
    border-color: var(--primary-color);
    transform: translateX(8px) scale(1.02);
    box-shadow: var(--shadow-md);
}

.skill-item > * {
    position: relative;
    z-index: 1;
}

.skill-item:hover .skill-tag {
    color: white;
}

.skill-item:hover svg {
    color: white;
}

.skill-item svg {
    color: var(--primary-color);
    flex-shrink: 0;
    transition: color 0.3s ease;
}

.skill-tag {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: color 0.3s ease;
    margin: 0;
    padding: 0;
    background: none;
    border: none;
    border-radius: 0;
}

/* Remove old skill-tag hover since it's now on skill-item */
.skill-tag:hover {
    background-color: transparent;
    color: inherit;
    border-color: transparent;
}

/* Sectors Section */
.sectors {
    background-color: var(--bg-secondary);
}

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.sector-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.sector-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform 0.4s ease;
    border-radius: 20px 20px 0 0;
}

.sector-card:hover::before {
    transform: scaleX(1);
}

.sector-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--shadow-colored);
}

.sector-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.sector-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Contact Section */
.contact {
    background-color: var(--bg-primary);
}

.contact-content {
    max-width: 900px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    background-color: var(--bg-card);
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.contact-item > div:last-child {
    flex: 1;
    min-width: 0;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: var(--primary-gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.contact-item:hover .contact-icon {
    transform: rotate(5deg) scale(1.1);
}

.contact-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

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

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    word-wrap: break-word;
    overflow-wrap: break-word;
    word-break: break-word;
    display: inline-block;
    max-width: 100%;
}

.contact-item a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Footer */
.footer {
    background-color: var(--bg-secondary);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-section h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.footer-section h4 {
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

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

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-card);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-md);
        padding: var(--spacing-md) 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

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

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .contact-info {
        grid-template-columns: 1fr;
    }

    .about-grid,
    .services-grid,
    .target-grid,
    .sectors-grid {
        grid-template-columns: 1fr;
    }

    .skills-content {
        grid-template-columns: 1fr;
    }

    .skills-tags {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

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

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

    .category-header {
        flex-direction: column;
        text-align: center;
    }

    .category-icon-wrapper {
        margin: 0 auto;
    }

    .skills-content {
        grid-template-columns: 1fr;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Form Submission Feedback */
.contact-form button[type="submit"] {
    width: 100%;
}

.contact-form button[type="submit"]:hover {
    transform: translateY(-2px);
}