/* ===========================
   Root Variables & Reset
   =========================== */
:root {
    --color-primary: #2563eb;
    --color-primary-dark: #1e40af;
    --color-accent: #3b82f6;
    --color-bg: #ffffff;
    --color-bg-secondary: #f8fafc;
    --color-bg-tertiary: #f1f5f9;
    --color-text: #0f172a;
    --color-text-secondary: #475569;
    --color-text-tertiary: #64748b;
    --color-border: #e2e8f0;
    --color-success: #10b981;
    --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

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

/* ===========================
   Navigation
   =========================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

.nav-logo:hover {
    color: var(--color-primary-dark);
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

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

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

.nav-cta {
    background: var(--color-primary);
    color: white;
    padding: 0.6rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
}

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

.nav-cta:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    padding-bottom: 4rem;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 4rem;
    align-items: center;
}

.hero-label {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;       /* fills the section, no black bars */
    opacity: 0.18;           /* translucency — adjust between 0.1–0.3 */
    z-index: 0;              /* behind the grid/orbs/content */
    pointer-events: none;    /* can't accidentally click it */
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;        /* clips video to the section bounds */
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 1.8rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    font-size: 1rem;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.25);
}

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

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

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

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

.hero-image {
    position: relative;
    height: 400px;
}

.hero-box {
    position: absolute;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: 12px;
    animation: float 6s ease-in-out infinite;
}

.hero-box-1 {
    width: 200px;
    height: 200px;
    top: 0;
    right: 100px;
    animation-delay: 0s;
}

.hero-box-2 {
    width: 150px;
    height: 150px;
    bottom: 50px;
    right: 0;
    opacity: 0.7;
    animation-delay: 1s;
}

.hero-box-3 {
    width: 100px;
    height: 100px;
    top: 150px;
    right: 50px;
    opacity: 0.5;
    animation-delay: 2s;
}

/* ===========================
   Stats Section
   =========================== */
.stats {
    padding: 4rem 0;
    background: var(--color-bg-secondary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border-color: var(--color-primary);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    font-family: var(--font-mono);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.stat-desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

/* ===========================
   Sections
   =========================== */
.featured-projects, .expertise, .cta-section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}

/* ===========================
   Projects
   =========================== */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.project-featured {
    display: block;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.project-featured:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--color-primary);
}

.project-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--color-bg-secondary);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.project-content {
    padding: 2rem;
}

.project-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.project-excerpt {
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

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

.tech-tag {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 0.4rem 0.9rem;
    background: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

.view-all {
    text-align: center;
    margin-top: 3rem;
}

/* ===========================
   Expertise
   =========================== */
.expertise {
    background: var(--color-bg-secondary);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.expertise-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.expertise-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border-color: var(--color-primary);
}

.expertise-icon {
    width: 60px;
    height: 60px;
    background: var(--color-bg-secondary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--color-primary);
}

.expertise-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.expertise-desc {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ===========================
   CTA Section
   =========================== */
.cta-section {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: white;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.cta-description {
    font-size: 1.15rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    line-height: 1.8;
}

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

.cta-buttons .btn-primary {
    background: white;
    color: var(--color-primary);
}

.cta-buttons .btn-outline {
    border-color: white;
    color: white;
}

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

/* ===========================
   Footer
   =========================== */
.footer {
    background: var(--color-text);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--color-primary);
    transform: translateY(-3px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.footer-heading {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

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

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

.footer-list a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-list a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* ===========================
   Page-specific Styles
   =========================== */
.page-header {
    padding: 8rem 0 4rem;
    text-align: center;
    background: var(--color-bg-secondary);
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
}

/* Projects Page */
.projects-section {
    padding: 4rem 0;
}

.projects-list {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.project-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.project-card-detailed {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 2rem;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.project-card-link:hover .project-card-detailed {
    transform: translateX(10px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--color-primary);
}

.project-image-large {
    width: 100%;
    height: 100%;
    min-height: 300px;
    background: var(--color-bg-secondary);
}

.project-image-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-tertiary);
}

.project-details {
    padding: 2rem;
}

.project-title-large {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.project-description-long {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.project-highlights {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    padding: 1rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.highlight-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.highlight-label {
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
}

.highlight-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
}

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

/* About Page */
.about-content-section {
    padding: 4rem 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.content-heading {
    font-size: 1.8rem;
    font-weight: 700;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.content-heading:first-child {
    margin-top: 0;
}

.content-text {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.sidebar-heading {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

.education-section, .skills-section {
    padding: 2rem;
    background: var(--color-bg-secondary);
    border-radius: 12px;
    margin-bottom: 2rem;
}

.education-item {
    margin-bottom: 2rem;
}

.education-item:last-child {
    margin-bottom: 0;
}

.degree {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.school {
    color: var(--color-text-secondary);
    margin-bottom: 0.25rem;
}

.year {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-text-tertiary);
}

.skill-group {
    margin-bottom: 1.5rem;
}

.skill-group:last-child {
    margin-bottom: 0;
}

.skill-group-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.skill-group p {
    color: var(--color-text-secondary);
}

/* Experience Page */
.timeline-section {
    padding: 4rem 0;
}

.timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.timeline-item {
    position: relative;
    padding-left: 3rem;
    margin-bottom: 3rem;
}

.timeline-dot {
    position: absolute;
    left: -8px;
    top: 0;
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: 0 0 0 3px var(--color-border);
}

.timeline-content {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition);
}

.timeline-content:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border-color: var(--color-primary);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1.5rem;
    gap: 2rem;
}

.timeline-role {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.timeline-company {
    font-size: 1.2rem;
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.timeline-location {
    color: var(--color-text-tertiary);
    font-size: 0.95rem;
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

.timeline-achievements {
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.timeline-achievements li {
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.7;
}

.timeline-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Contact Page */
.contact-section {
    padding: 4rem 0;
}

.contact-grid {
    max-width: 800px;
    margin: 0 auto;
}

.contact-heading {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.contact-text {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--color-bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.contact-method:hover {
    border-color: var(--color-primary);
    transform: translateX(10px);
}

.method-icon {
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    flex-shrink: 0;
}

.method-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.method-link {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

.method-link:hover {
    color: var(--color-primary-dark);
}

.availability {
    padding: 2rem;
    background: var(--color-bg-secondary);
    border-radius: 12px;
    border-left: 4px solid var(--color-primary);
}

.availability-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.availability-text {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

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

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
    }
    
    .hero-image {
        display: none;
    }
    
    .project-card-detailed {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background: white;
        padding: 2rem;
        transition: var(--transition);
        border-bottom: 1px solid var(--color-border);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .page-title {
        font-size: 2.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-cta, .cta-buttons {
        flex-direction: column;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .project-grid {
        grid-template-columns: 1fr;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 10px;
    }
    
    .timeline-item {
        padding-left: 3rem;
    }
    
    .timeline-dot {
        left: 2px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ===========================
   Enhanced Homepage Styles
   =========================== */

/* Enhanced Hero Section */
.hero-enhanced {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(37, 99, 235, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    animation: float 8s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.3), transparent);
    top: -100px;
    right: -100px;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.2), transparent);
    bottom: -100px;
    left: -100px;
    animation-delay: 2s;
}

.hero-container-enhanced {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.hero-content-enhanced {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 50px;
    color: var(--color-primary);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease;
}

.hero-title-enhanced {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease 0.1s backwards;
}

.hero-highlight {
    display: block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description-enhanced {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-stats-inline {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

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

.stat-number-inline {
    display: block;
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

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

.hero-cta-enhanced {
    display: flex;
    justify-content: center;
    gap: 1rem;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.05rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* Tech Marquee */
.tech-marquee {
    background: var(--color-bg-secondary);
    padding: 2rem 0;
    overflow: hidden;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.marquee-track {
    display: flex;
    gap: 3rem;
    animation: marquee 30s linear infinite;
}

.tech-item {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* Featured Projects Enhanced */
.featured-projects-enhanced {
    padding: 8rem 0;
}

.section-header-enhanced {
    text-align: center;
    margin-bottom: 5rem;
}

.section-label-enhanced {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.section-title-enhanced {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-subtitle-enhanced {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

.projects-grid-featured {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.project-card-featured {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.project-card-featured:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
    border-color: var(--color-primary);
}

.project-card-image {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--color-bg-secondary);
}

.project-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.project-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(37, 99, 235, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.view-project {
    color: white;
    font-weight: 600;
    font-size: 1.1rem;
}

.project-card-content {
    padding: 2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-card-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.project-card-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.project-card-metrics {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--color-bg-secondary);
    border-radius: 8px;
}

.metric-item {
    display: flex;
    flex-direction: column;
}

.metric-value {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.metric-label {
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
}

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

.tag {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 0.4rem 0.9rem;
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

.view-all-center {
    text-align: center;
}

/* Impact Section */
.impact-section {
    padding: 6rem 0;
    background: var(--color-bg-secondary);
}

.impact-content {
    max-width: 1000px;
    margin: 0 auto;
}

.impact-text {
    text-align: center;
    margin-bottom: 4rem;
}

.impact-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.impact-description {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
}

.impact-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    text-align: center;
    transition: var(--transition);
}

.impact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border-color: var(--color-primary);
}

.impact-number {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.impact-label {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* CTA Section Enhanced */
.cta-section-enhanced {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: white;
    padding: 8rem 0;
    position: relative;
    overflow: hidden;
}

.cta-section-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h60v60H0V0zm30 30h30v30H30V30z' fill='%23ffffff' fill-opacity='0.05'/%3E%3C/svg%3E");
    opacity: 0.3;
}

.cta-content-enhanced {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-title-enhanced {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.cta-description-enhanced {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.95;
    line-height: 1.8;
}

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

.btn-outline-white {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

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

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

/* Responsive Enhancements */
@media (max-width: 768px) {
    .hero-title-enhanced {
        font-size: 2.5rem;
    }
    
    .hero-stats-inline {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .hero-cta-enhanced,
    .cta-buttons-enhanced {
        flex-direction: column;
    }
    
    .btn-large {
        width: 100%;
        justify-content: center;
    }
    
    .projects-grid-featured {
        grid-template-columns: 1fr;
    }
    
    .impact-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title-enhanced,
    .cta-title-enhanced {
        font-size: 2rem;
    }
}