/* ================================
   CSS RESET & VARIABLES
   ================================ */

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

/* Screen reader only text */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Skip navigation link for keyboard users */
.skip-nav {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 9999;
    transition: top var(--transition-fast);
}

.skip-nav:focus {
    top: 6px;
}

:root {
    /* Enhanced Color Palette - More Sophisticated */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #ec4899;
    --accent-color: #06b6d4;

    /* Professional Text Colors */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-light: #64748b;

    /* Premium Backgrounds */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-card: #ffffff;
    --border-color: #e2e8f0;

    /* Enhanced Shadows with Depth */
    --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-large: 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);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* Dark Theme Variables - Enhanced Sophistication */
[data-theme="dark"] {
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-light: #94a3b8;
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #1e293b;
    --border-color: #334155;
    --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.5), 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-large: 0 20px 25px -5px rgba(0, 0, 0, 0.7), 0 10px 10px -5px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.8);
}

/* ================================
   BASE STYLES
   ================================ */

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition-normal), color var(--transition-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
    max-width: 100vw;
}

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

/* ================================
   NAVIGATION
   ================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    z-index: 1000;
    transition: all var(--transition-normal);
}

[data-theme="dark"] .navbar {
    background: rgba(15, 23, 42, 0.85);
    border-bottom: 1px solid rgba(51, 65, 85, 0.8);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo a {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

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

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

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

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

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    color: var(--primary-color);
    background: var(--bg-secondary);
}

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

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

/* ================================
   HERO SECTION
   ================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background:
        radial-gradient(ellipse at top right, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at bottom left, rgba(236, 72, 153, 0.06) 0%, transparent 50%),
        var(--bg-primary);
    overflow: hidden;
    padding-top: 70px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, var(--bg-primary) 100%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-3xl) var(--spacing-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-xl);
    letter-spacing: -0.02em;
    animation: fadeInUp 1s ease-out;
}

.gradient-text {
    background: linear-gradient(135deg,
        var(--primary-color) 0%,
        var(--secondary-color) 50%,
        var(--primary-color) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 8s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.hero-subtitle {
    font-size: clamp(1.125rem, 3vw, 1.5rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.01em;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.8;
    max-width: 600px;
    font-weight: 400;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    animation: fadeInUp 1s ease-out 0.6s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.01em;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(99, 102, 241, 0.25);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 24px 0 rgba(99, 102, 241, 0.35);
}

.btn-primary:active {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px 0 rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: 0 2px 8px 0 rgba(99, 102, 241, 0.1);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px 0 rgba(99, 102, 241, 0.3);
}

.hero-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-element {
    position: absolute;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.floating-element:nth-child(1) {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    width: 120px;
    height: 120px;
    top: 50%;
    right: 20%;
    animation-delay: 2s;
}

.floating-element:nth-child(3) {
    width: 60px;
    height: 60px;
    bottom: 20%;
    left: 40%;
    animation-delay: 4s;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--text-light);
    border-bottom: 2px solid var(--text-light);
    transform: rotate(45deg);
}

/* ================================
   SECTIONS
   ================================ */

section {
    padding: var(--spacing-3xl) 0;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    position: relative;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -16px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 5px;
    background: linear-gradient(90deg,
        transparent 0%,
        var(--primary-color) 20%,
        var(--secondary-color) 80%,
        transparent 100%);
    border-radius: 3px;
}

/* ================================
   ABOUT SECTION
   ================================ */

.about {
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-text p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
    font-weight: 400;
}

.about-text p strong {
    color: var(--text-primary);
    font-weight: 700;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.stat {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--bg-card);
    border-radius: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.06);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
}

.stat:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1), 0 6px 12px rgba(0, 0, 0, 0.06);
    border-color: rgba(99, 102, 241, 0.3);
}

.stat h3 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.stat p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.headshot-image {
    width: 100%;
    max-width: 340px;
    height: auto;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    object-fit: cover;
    border: 6px solid transparent;
    background: linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
                linear-gradient(135deg, var(--primary-color), var(--secondary-color)) border-box;
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.headshot-image:hover {
    transform: scale(1.05) rotate(2deg);
    box-shadow: 0 25px 50px rgba(99, 102, 241, 0.3);
}

/* ================================
   SKILLS SECTION
   ================================ */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
    gap: var(--spacing-2xl);
}

.skill-category {
    background: var(--bg-card);
    padding: var(--spacing-2xl);
    border-radius: 20px;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-normal);
}

.skill-category:hover {
    transform: translateY(-10px);
}

.skill-category h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-item {
    background: var(--bg-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 25px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

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

/* ================================
   PROJECTS SECTION - STACKED CARDS
   ================================ */

.projects {
    background: var(--bg-secondary);
    padding: var(--spacing-3xl) 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

/* Projects Container */
.projects-container {
    position: relative;
    max-width: 100%;
    overflow: hidden;
}

.projects-scroll {
    display: flex;
    gap: var(--spacing-xl);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding: var(--spacing-md) 0;
    -webkit-overflow-scrolling: touch;
}

.projects-scroll::-webkit-scrollbar {
    display: none;
}

.projects-scroll {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.project-card {
    flex: 0 0 400px;
    background: var(--bg-card);
    border-radius: 24px;
    box-shadow: var(--shadow-large);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    scroll-snap-align: start;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Default hidden state */
.project-card {
    opacity: 0;
    transform: translateX(-50%) translateY(60px) scale(0.8) rotateY(20deg);
    z-index: 1;
}

/* Active card - front and center */
.project-card.active {
    opacity: 1;
    transform: translateX(-50%) translateY(0) scale(1) rotateY(0deg);
    z-index: 3;
    left: 50%;
}

/* Next card - slightly visible behind */
.project-card.next {
    opacity: 0.7;
    transform: translateX(-30%) translateY(20px) scale(0.9) rotateY(-10deg);
    z-index: 2;
    left: 50%;
}

/* Previous card - slightly visible behind on the other side */
.project-card.prev {
    opacity: 0.7;
    transform: translateX(-70%) translateY(20px) scale(0.9) rotateY(10deg);
    z-index: 2;
    left: 50%;
}

.project-card:hover.active {
    transform: translateX(-50%) translateY(-5px) scale(1.02) rotateY(0deg);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* Default positioning for non-active cards */
.project-card:not(.active):not(.next):not(.prev) {
    opacity: 0;
    transform: translateX(-50%) translateY(-40px) scale(0.9) rotateX(5deg);
}

/* Hover effects for stacked cards */
.project-card.active:hover {
    transform: translateX(-50%) translateY(-10px) scale(1.02) rotateX(-2deg);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.25);
}

.project-card.next:hover,
.project-card.prev:hover {
    transform: translateX(-50%) translateY(-30px) scale(0.98) rotateX(0deg);
    opacity: 0.9;
}

/* Interactive stacking on mobile and tablets */
@media (max-width: 1024px) {
    .projects {
        padding: var(--spacing-2xl) 0;
    }
    
    .projects-stack {
        min-height: 500px;
        max-width: 90%;
    }
    
    .project-card {
        max-width: 480px;
    }
    
    /* Simplify transforms on tablet */
    .project-card.next {
        transform: translateX(-25%) translateY(15px) scale(0.92) rotateY(-8deg);
    }
    
    .project-card.prev {
        transform: translateX(-75%) translateY(15px) scale(0.92) rotateY(8deg);
    }
}

@media (max-width: 768px) {
    .projects {
        padding: var(--spacing-xl) 0;
    }
    
    .projects-stack {
        min-height: 450px;
        max-width: 95%;
    }
    
    .project-card {
        max-width: 350px;
    }
    
    /* Mobile stacking - minimal 3D effects */
    .project-card.active {
        transform: translateX(-50%) translateY(0) scale(1) rotateY(0deg);
    }
    
    .project-card.next {
        transform: translateX(-20%) translateY(10px) scale(0.95) rotateY(-5deg);
        opacity: 0.6;
    }
    
    .project-card.prev {
        transform: translateX(-80%) translateY(10px) scale(0.95) rotateY(5deg);
        opacity: 0.6;
    }
}

@media (max-width: 480px) {
    .projects-stack {
        min-height: 400px;
    }
    
    .project-card {
        max-width: 320px;
    }
    
    /* Very simple stacking on small screens */
    .project-card.next,
    .project-card.prev {
        opacity: 0.4;
        transform: translateX(-50%) translateY(5px) scale(0.96);
    }
    
    .project-image {
        height: 150px;
    }
    
    .project-content {
        padding: var(--spacing-lg);
    }
    
    .project-content h3 {
        font-size: var(--font-size-lg);
        line-height: 1.3;
    }
    
    .project-content p {
        font-size: var(--font-size-sm);
        line-height: 1.5;
    }
    
    .project-tech {
        gap: var(--spacing-xs);
    }
    
    .project-tech span {
        font-size: 0.7rem;
        padding: 4px 8px;
    }
    
    .project-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .project-link {
        justify-content: center;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-xs);
    }
}

@media (max-width: 480px) {
    .projects-stack {
        padding: 0 var(--spacing-sm);
        min-height: 350px;
    }
    
    .project-card {
        border-radius: 12px;
        margin-bottom: var(--spacing-md);
    }
    
    /* Minimal stacking on very small screens */
    .project-card:nth-child(1) {
        transform: translateY(0) scale(1);
        position: relative;
        margin-bottom: var(--spacing-md);
    }
    
    .project-card:nth-child(2) {
        transform: translateY(-10px) scale(0.99);
        position: relative;
        margin-bottom: var(--spacing-md);
    }
    
    .project-card:nth-child(3) {
        transform: translateY(-20px) scale(0.98);
        position: relative;
        margin-bottom: var(--spacing-md);
    }
    
    .project-image {
        height: 120px;
    }
    
    .project-content {
        padding: var(--spacing-md);
    }
    
    .project-content h3 {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-sm);
    }
    
    .project-tech span {
        font-size: 0.65rem;
        padding: 3px 6px;
    }
}

/* Touch-friendly interactions */
@media (hover: none) and (pointer: coarse) {
    .project-card {
        cursor: pointer;
        -webkit-tap-highlight-color: rgba(99, 102, 241, 0.1);
    }
    
    .project-card:active {
        transform: scale(0.98) !important;
        transition: transform 0.1s ease !important;
    }
    
    .project-link:active {
        background: var(--primary-color) !important;
        color: white !important;
    }
}

.project-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    opacity: 0.9;
    position: relative;
    overflow: hidden;
}

.project-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.8s ease;
}

.project-card:hover .project-image::before {
    transform: translateX(100%);
}

.project-placeholder {
    opacity: 0.8;
    transition: transform 0.3s ease;
}

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

.project-content {
    padding: var(--spacing-xl);
    position: relative;
}

.project-content h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.project-card:hover .project-content h3 {
    color: var(--primary-color);
}

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

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.project-tech span {
    background: var(--bg-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 12px;
    font-size: var(--font-size-xs);
    color: var(--text-light);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.project-card:hover .project-tech span {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.project-links {
    display: flex;
    gap: var(--spacing-md);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary-color);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 8px;
    border: 1px solid var(--primary-color);
    transition: all 0.3s ease;
    background: transparent;
}

.project-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.project-link i {
    transition: transform 0.3s ease;
}

.project-link:hover i {
    transform: translateX(3px);
}

/* Animation for card entrance */
@keyframes stackedCardIn {
    from {
        opacity: 0;
        transform: translateY(60px) scale(0.8) rotateX(30deg);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1) rotateX(0deg);
    }
}

@keyframes stackedCardInMobile {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.project-card.animate-in {
    animation: stackedCardIn 0.8s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}

@media (max-width: 768px) {
    .project-card.animate-in {
        animation: stackedCardInMobile 0.6s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
    }
}

/* Initial state for animation */
.project-card {
    opacity: 0;
    transform: translateY(60px) scale(0.8) rotateX(30deg);
    will-change: transform, opacity;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

@media (max-width: 768px) {
    .project-card {
        transform: translateY(40px) scale(0.9);
    }
}

/* Override for stacked positioning after animation */
.project-card.animate-in:nth-child(1) {
    animation-delay: 0s;
}

.project-card.animate-in:nth-child(2) {
    animation-delay: 0.2s;
}

.project-card.animate-in:nth-child(3) {
    animation-delay: 0.4s;
}

/* Performance optimizations for mobile */
@media (max-width: 768px) {
    .project-card {
        transform: translateZ(0);
        -webkit-transform: translateZ(0);
    }
    
    .project-card.animate-in:nth-child(2) {
        animation-delay: 0.15s;
    }
    
    .project-card.animate-in:nth-child(3) {
        animation-delay: 0.3s;
    }
}

/* Projects Navigation */
.projects-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    padding: 0 var(--spacing-md);
}

.nav-btn {
    background: var(--bg-card);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-medium);
    color: var(--text-primary);
}

.nav-btn:hover:not(:disabled) {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-large);
}

.nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.nav-dots {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.nav-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-dot.active {
    background: var(--color-primary);
    transform: scale(1.2);
}

.nav-dot:hover {
    background: var(--color-primary);
    transform: scale(1.1);
}

/* Mobile navigation adjustments */
@media (max-width: 768px) {
    .projects-nav {
        margin-top: var(--spacing-lg);
        gap: var(--spacing-md);
    }
    
    .nav-btn {
        width: 45px;
        height: 45px;
    }
    
    .nav-dot {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 480px) {
    .projects-nav {
        gap: var(--spacing-sm);
    }
    
    .nav-btn {
        width: 40px;
        height: 40px;
    }
    
    .nav-btn i {
        font-size: 0.9rem;
    }
}

/* ================================
   CONTACT SECTION
   ================================ */

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.contact-info h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.contact-info p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
}

.contact-items {
    margin-bottom: var(--spacing-2xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
}

.contact-item i {
    color: var(--primary-color);
    font-size: var(--font-size-lg);
    width: 20px;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: 50%;
    text-decoration: none;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.contact-form {
    background: var(--bg-card);
    padding: var(--spacing-2xl);
    border-radius: 20px;
    box-shadow: var(--shadow-medium);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ================================
   FOOTER
   ================================ */

.footer {
    background: var(--bg-secondary);
    padding: var(--spacing-2xl) 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    text-align: center;
    color: var(--text-light);
}

.footer-content p {
    margin-bottom: var(--spacing-sm);
}

/* ================================
   ANIMATIONS
   ================================ */

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

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ================================
   RESPONSIVE DESIGN
   ================================ */

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }

    .hero {
        padding-top: 90px; /* Extra padding for mobile */
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-2xl);
        padding-top: var(--spacing-xl); /* Additional padding for content */
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-stack {
        min-height: 250px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .headshot-image {
        max-width: 250px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-container,
    .nav-container {
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
    }

    .headshot-image {
        max-width: 200px;
    }

    .btn {
        font-size: var(--font-size-sm);
    }

    .about-stats {
        grid-template-columns: 1fr 1fr;
    }

    .stat {
        padding: var(--spacing-md);
    }

    .stat h3 {
        font-size: var(--font-size-xl);
    }
}/* Clean Projects Section CSS */

/* Projects Container */
.projects-container {
    position: relative;
    max-width: 100%;
    overflow: hidden;
}

.projects-scroll {
    display: flex;
    gap: var(--spacing-xl);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding: var(--spacing-md) 0;
    -webkit-overflow-scrolling: touch;
}

.projects-scroll::-webkit-scrollbar {
    display: none;
}

.projects-scroll {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.project-card {
    flex: 0 0 400px;
    background: var(--bg-card);
    border-radius: 24px;
    box-shadow: var(--shadow-large);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    scroll-snap-align: start;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.project-image {
    height: 200px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.project-placeholder {
    color: white;
    opacity: 0.9;
}

.project-content {
    padding: var(--spacing-xl);
}

.project-content h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    line-height: 1.3;
}

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

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.project-tech span {
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.project-links {
    display: flex;
    gap: var(--spacing-md);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.project-link:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

/* Navigation */
.projects-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    padding: 0 var(--spacing-md);
}

.nav-btn {
    background: var(--bg-card);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-medium);
    color: var(--text-primary);
}

.nav-btn:hover:not(:disabled) {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-large);
}

.nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .projects-scroll {
        gap: var(--spacing-lg);
    }
    
    .project-card {
        flex: 0 0 320px;
    }
    
    .project-content {
        padding: var(--spacing-lg);
    }
    
    .project-content h3 {
        font-size: var(--font-size-lg);
    }
    
    .project-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .project-card {
        flex: 0 0 280px;
    }

    .project-image {
        height: 150px;
    }

    .nav-btn {
        width: 40px;
        height: 40px;
    }
}

/* ================================
   WRITING SECTION
   ================================ */

.writing {
    background: var(--bg-primary);
    padding: var(--spacing-3xl) 0;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    margin-top: calc(-1 * var(--spacing-2xl));
    margin-bottom: var(--spacing-3xl);
}

.writing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 480px), 1fr));
    gap: var(--spacing-2xl);
}

.writing-card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-medium);
    display: flex;
    gap: var(--spacing-xl);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.writing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-large);
    border-color: var(--primary-color);
}

.writing-card.featured {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(236, 72, 153, 0.05));
}

.writing-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-xl);
}

.writing-content {
    flex: 1;
}

.writing-publication {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-md);
}

.writing-content h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.writing-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.writing-meta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

.writing-date {
    font-weight: 500;
}

.writing-topics {
    color: var(--primary-color);
    font-weight: 500;
}

.writing-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.writing-link:hover {
    gap: var(--spacing-md);
}

.writing-link i {
    transition: transform var(--transition-fast);
}

.writing-link:hover i {
    transform: translateX(4px);
}

/* ================================
   VENTURES SECTION
   ================================ */

.ventures {
    background: var(--bg-secondary);
    padding: var(--spacing-3xl) 0;
}

.ventures-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 350px), 1fr));
    gap: var(--spacing-2xl);
}

.venture-card {
    background: var(--bg-card);
    border-radius: 24px;
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-medium);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.venture-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.venture-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-large);
    border-color: var(--primary-color);
}

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

.venture-card.company {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(99, 102, 241, 0.02));
}

.venture-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
}

.venture-logo {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-xl);
}

.venture-type {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid var(--border-color);
}

.venture-content h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.venture-tagline {
    color: var(--primary-color);
    font-weight: 600;
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-md) !important;
}

.venture-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.venture-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.venture-highlights span {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 8px 14px;
    border-radius: 25px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

.venture-card:hover .venture-highlights span {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.venture-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
}

.venture-link:hover {
    gap: var(--spacing-md);
}

.venture-link i {
    transition: transform var(--transition-fast);
}

.venture-link:hover i {
    transform: translateX(4px);
}

/* ================================
   RESPONSIVE - WRITING & VENTURES
   ================================ */

@media (max-width: 768px) {
    .writing-grid {
        grid-template-columns: 1fr;
    }

    .writing-card {
        flex-direction: column;
        text-align: center;
    }

    .writing-icon {
        margin: 0 auto;
    }

    .writing-meta {
        justify-content: center;
        flex-wrap: wrap;
    }

    .writing-link {
        justify-content: center;
    }

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

    .venture-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .venture-highlights {
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .section-subtitle {
        font-size: var(--font-size-base);
        padding: 0 var(--spacing-md);
    }

    .writing-card {
        padding: var(--spacing-lg);
    }

    .writing-content h3 {
        font-size: var(--font-size-lg);
    }

    .venture-card {
        padding: var(--spacing-lg);
    }

    .venture-content h3 {
        font-size: var(--font-size-xl);
    }

    .venture-highlights span {
        font-size: var(--font-size-xs);
        padding: 6px 10px;
    }
}