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

:root {
    /* Navy Colors - Main Brand */
    --navy-dark: #0a1628;      /* Darkest navy - deep backgrounds */
    --navy: #1e3a5f;           /* Primary navy - main brand color */
    /* Blue Accent Colors */
    --blue-accent: #3b82f6;    /* Primary blue - buttons, links, CTAs */
    --blue-light: #60a5fa;     /* Light blue - hover states, highlights */
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: #fafafa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
nav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid #e0e0e0;
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.logo {
    font-size: 1.0rem;
    font-weight: 500;
    color: var(--navy);
    line-height: 1.2;
    white-space: nowrap;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-links a {
    text-decoration: none;
    color: #4b5563;
    font-weight: 500;
    transition: color 0.3s;
    white-space: nowrap;
}

.nav-links a:hover {
    color: var(--navy);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
    color: white;
    padding: 8rem 0 6rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
    position: relative;
    z-index: 1;
}

.hero-content {
    flex: 1;
    text-align: left;
}

.hero-image-container {
    flex: 0 0 350px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    border: 6px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s, box-shadow 0.3s;
}

.hero-image:hover {
    transform: scale(1.05);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.4);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero .subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero p {
    font-size: 1.1rem;
    max-width: 600px;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: white;
    color: var(--navy);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.resume-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: rgba(255, 255, 255, 0.15);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s;
    border: 2px solid white;
}

.resume-button:hover {
    background: white;
    color: var(--navy);
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

/* Section Styles */
section {
    padding: 5rem 0;
}

section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: #1f2937;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--navy), var(--blue-accent));
    border-radius: 2px;
}

/* About Section */
.about {
    background: white;
}

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

.about-content p {
    font-size: 1.1rem;
    color: #4b5563;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

/* ============================================
   STATS SECTION (NEW)
   ============================================ */
.stats-section {
    background: linear-gradient(135deg, var(--navy-dark), var(--navy));
    padding: 5rem 0;
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-card {
    padding: 2rem;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #fff, var(--blue-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

/* Experience Section */
.experience {
    background: #f9fafb;
}

.experience-timeline {
    max-width: 900px;
    margin: 3rem auto 0;
    position: relative;
}

.experience-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    border-left: 4px solid var(--navy);
    transition: transform 0.3s, box-shadow 0.3s;
}

.experience-item:hover {
    transform: translateX(5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.experience-title {
    flex: 1;
}

.experience-title h3 {
    font-size: 1.4rem;
    color: #1f2937;
    margin-bottom: 0.3rem;
}

.experience-company {
    font-size: 1.1rem;
    color: var(--blue-accent);
    font-weight: 600;
}

.experience-date {
    background: #dbeafe;
    color: var(--navy);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
}

.experience-description {
    list-style: none;
    margin-top: 1rem;
}

.experience-description li {
    padding: 0.5rem 0;
    color: #4b5563;
    position: relative;
    padding-left: 1.5rem;
}

.experience-description li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--navy);
    font-weight: bold;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.skill-category {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    transition: transform 0.3s, box-shadow 0.3s;
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

.skill-category h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--navy);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-category h3::before {
    content: '▸';
    font-size: 1.2rem;
}

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

.skill-list li {
    padding: 0.6rem 0;
    border-bottom: 1px solid #f3f4f6;
    color: #4b5563;
}

.skill-list li:last-child {
    border-bottom: none;
}

/* ============================================
   PROJECT FILTERS (NEW)
   ============================================ */
.project-filters {
    margin-bottom: 3rem;
    text-align: center;
}

.search-input {
    width: 100%;
    max-width: 500px;
    padding: 1rem 1.5rem;
    border: 2px solid #e5e7eb;
    border-radius: 50px;
    font-size: 1rem;
    margin-bottom: 1.5rem;
    transition: all 0.3s;
}

.search-input:focus {
    outline: none;
    border-color: var(--blue-accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.filter-btn:hover {
    border-color: var(--blue-accent);
    color: var(--blue-accent);
}

.filter-btn.active {
    background: var(--navy);
    color: white;
    border-color: var(--navy);
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.project-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    transition: transform 0.3s, box-shadow 0.3s;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.15);
}

.project-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--navy) 0%, var(--blue-accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    font-weight: 700;
}

.project-content {
    padding: 2rem;
}

.project-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

.project-content p {
    color: #6b7280;
    margin-bottom: 1.5rem;
}

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

.tag {
    background: #dbeafe;
    color: var(--navy);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* ============================================
   CONTACT FORM SECTION (NEW)
   ============================================ */
.contact-form-section {
    background: #f9fafb;
    padding: 5rem 0;
}

.contact-form {
    max-width: 700px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--blue-accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group label {
    position: absolute;
    left: 3rem;
    top: 1rem;
    color: #9ca3af;
    transition: all 0.3s;
    pointer-events: none;
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -0.75rem;
    left: 2.5rem;
    font-size: 0.85rem;
    color: var(--blue-accent);
    background: white;
    padding: 0 0.5rem;
}

.form-icon {
    position: absolute;
    left: 1rem;
    top: 1rem;
    font-size: 1.2rem;
}

.submit-btn {
    width: 100%;
    padding: 1.25rem;
    background: linear-gradient(135deg, var(--navy), var(--blue-accent));
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

.form-message {
    margin-top: 1.5rem;
}

.success-message {
    background: #d1fae5;
    color: #065f46;
    padding: 1rem;
    border-radius: 12px;
    border-left: 4px solid #10b981;
}

.form-group.error input,
.form-group.error textarea {
    border-color: #ef4444;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
    color: white;
}

.contact h2 {
    color: white !important;
}

.contact h2::after {
    background: white;
}

.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.contact-link {
    display: inline-block;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s;
}

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

/* Footer */
footer {
    background: #1f2937;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

footer p {
    opacity: 0.8;
}

/* ============================================
   PARTICLE CANVAS (NEW)
   ============================================ */
#particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-content, 
.hero-image-container {
    position: relative;
    z-index: 2;
}

/* ============================================
   RESPONSIVE STYLES
   ============================================ */

/* Hero Responsive */
@media (max-width: 968px) {
    .hero .container {
        flex-direction: column-reverse;
        text-align: center;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero p {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image-container {
        flex: 0 0 auto;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero .subtitle {
        font-size: 1.2rem;
    }
    
    .hero-image {
        width: 250px;
        height: 250px;
    }

    nav {
        padding: 0.75rem 0;
    }

    nav .container {
        padding: 0 1rem;
        gap: 0.5rem;
    }

    .logo {
        font-size: 1.2rem;
    }

    .nav-links {
        gap: 0.75rem;
        font-size: 0.85rem;
    }

    .nav-links a {
        font-size: 0.85rem;
    }

    section h2 {
        font-size: 2rem;
    }
    
    /* Stats responsive */
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    /* Form responsive */
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.1rem;
    }

    .nav-links {
        gap: 0.5rem;
    }

    .nav-links a {
        font-size: 0.8rem;
        padding: 0.25rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-links {
        font-size: 0.9rem;
        gap: 0.5rem;
    }
}

/* ============================================
   VIEW ALL PROJECTS BUTTON
   ============================================ */
.view-all-projects {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 3rem;
    padding-top: 2rem;
    width: 100%;
}

.view-all-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--navy) 0%, var(--blue-accent) 100%);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
    position: relative;
    overflow: hidden;
}

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

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

.view-all-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(59, 130, 246, 0.4);
}

.view-all-btn .arrow {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.view-all-btn:hover .arrow {
    transform: translateX(5px);
}

/* Responsive */
@media (max-width: 768px) {
    .view-all-btn {
        padding: 0.875rem 2rem;
        font-size: 1rem;
    }
}