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

:root {
    --primary-color: #00d9ff;
    --secondary-color: #0099ff;
    --accent-color: #00ffc8;
    --text-color: #e5e7eb;
    --text-secondary: #9ca3af;
    --bg-dark: #0a0e1a;
    --bg-card: #151b2d;
    --bg-elevated: #1a2235;
    --border-color: #1e293b;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 40px rgba(0, 217, 255, 0.15);
    --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.8rem;
    position: relative;
}

.section-label::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.about h2,
.skills h2,
.projects h2,
.experience h2,
.contact h2 {
    text-align: center;
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-color);
    position: relative;
    display: inline-block;
    width: 100%;
}

/* Navigation */
.navbar {
    background-color: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: -0.5px;
    transition: all 0.3s ease;
}

/* .logo img {
    height: 15px;
    width: auto;
    display: block;
    align-self: center;
} */

.logo-text {
    display: flex;
    align-items: center;
    gap: 0.2rem;
}

.logo-name {
    color: var(--text-color);
    font-weight: 600;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.logo:hover .logo-name {
    background: linear-gradient(135deg, var(--text-color), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-tag {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    font-weight: 600;
    font-size: 0.9rem;
    position: relative;
    transition: all 0.4s ease;
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.logo-tag::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 4px;
    padding: 1px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.logo:hover .logo-tag {
    background-position: 100% 100%;
    transform: scale(1.1) rotate(-2deg);
    filter: drop-shadow(0 0 10px rgba(0, 217, 255, 0.5));
}

.logo:hover .logo-tag::after {
    opacity: 1;
}

@keyframes shimmer {
    0% {
        background-position: -100% 0;
    }
    50% {
        background-position: 200% 0;
    }
    100% {
        background-position: -100% 0;
    }
}

@keyframes shine {
    0% {
        background-position: -200% 0;
    }
    50%, 100% {
        background-position: 200% 0;
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        filter: brightness(1);
    }
    50% {
        transform: scale(1.1);
        filter: brightness(1.3);
    }
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 3px 0;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--bg-dark);
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.grid-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(0, 217, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 217, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse 80% 50% at 50% 50%, black 40%, transparent 100%);
}

.gradient-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s ease-in-out infinite;
}

.blob-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 217, 255, 0.2) 0%, transparent 70%);
    top: -10%;
    left: -10%;
    animation-delay: 0s;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 255, 200, 0.15) 0%, transparent 70%);
    bottom: -10%;
    right: -10%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(50px, -50px) scale(1.1);
    }
    50% {
        transform: translate(-30px, 30px) scale(0.9);
    }
    75% {
        transform: translate(40px, 50px) scale(1.05);
    }
}

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

.hero h1 {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #fff 0%, var(--primary-color) 50%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% auto;
    animation: fadeInUp 1s ease, shimmer 3s linear infinite;
    letter-spacing: -2px;
}

@keyframes shimmer {
    to {
        background-position: 200% center;
    }
}

.hero .role {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease 0.1s;
    animation-fill-mode: backwards;
}

.hero .tagline {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease 0.2s;
    animation-fill-mode: backwards;
}

.typed-text {
    color: var(--primary-color);
    border-right: 2px solid var(--primary-color);
    padding-right: 5px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.3s;
    animation-fill-mode: backwards;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-dark);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(0, 217, 255, 0.4);
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-color);
    border-color: var(--border-color);
    position: relative;
}

.btn-secondary:hover {
    background: var(--bg-card);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

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

.btn-outline::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: var(--primary-color);
    transform: translate(-50%, -50%);
    transition: width 0.4s, height 0.4s;
    z-index: -1;
}

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

.btn-outline:hover {
    color: var(--bg-dark);
    transform: translateY(-2px);
}

/* About Section */
.about {
    padding: 100px 0;
    background-color: var(--bg-dark);
}

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

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.9;
    font-size: 1.1rem;
}

.about-text p strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* Skills Section */
.skills {
    padding: 100px 0;
    background-color: var(--bg-card);
    position: relative;
}

.skills::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.skills::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

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

.skill-category {
    background: var(--bg-elevated);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.skill-category:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 217, 255, 0.15);
}

.skill-category:hover::before {
    transform: scaleX(1);
}

.skill-category h3 {
    font-size: 1.3rem;
    margin-bottom: 1.2rem;
    color: var(--text-color);
    font-weight: 600;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.skill-tags span {
    background: rgba(0, 217, 255, 0.1);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(0, 217, 255, 0.2);
}

/* Projects Section */
.projects {
    padding: 100px 0;
    background-color: var(--bg-dark);
    overflow: hidden;
}

.projects-grid {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    padding: 2rem 1rem;
    margin: 0 -1rem;
    -webkit-overflow-scrolling: touch;
}

.projects-grid::-webkit-scrollbar {
    height: 8px;
}

.projects-grid::-webkit-scrollbar-track {
    background: var(--bg-card);
    border-radius: 10px;
    margin: 0 20px;
}

.projects-grid::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
}

.projects-grid::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

.project-card {
    background: var(--bg-card);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    flex: 0 0 400px;
    scroll-snap-align: center;
    scroll-snap-stop: always;
}

.project-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    padding: 2px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}
.project-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 30px 60px rgba(0, 217, 255, 0.2);
}

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

.project-card.featured {
    border: 2px solid transparent;
    background: linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
                linear-gradient(135deg, var(--primary-color), var(--accent-color)) border-box;
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.25);
}

.project-image {
    height: 280px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.1), rgba(0, 255, 200, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.project-info {
    padding: 2rem;
}

.project-info h3 {
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
    color: var(--text-color);
    font-weight: 700;
}

.project-date {
    font-size: 0.85rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-pitch {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.project-highlights {
    list-style: none;
    margin-bottom: 1.5rem;
}

.project-highlights li {
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.6;
}

.project-highlights li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 1.5rem;
}

.tech-stack span {
    background: rgba(0, 217, 255, 0.1);
    color: var(--primary-color);
    padding: 0.4rem 0.9rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(0, 217, 255, 0.2);
}

.project-links {
    display: flex;
    gap: 1rem;
}

.btn-small {
    display: inline-block;
    padding: 10px 24px;
    background: var(--bg-elevated);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid var(--primary-color);
    transition: all 0.3s ease;
}

.btn-small:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
}

/* Experience Section */
.experience {
    padding: 100px 0;
    background-color: var(--bg-card);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color), transparent);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 2.5rem;
    opacity: 0.6;
    transition: all 0.3s ease;
}

.timeline-item:hover {
    opacity: 1;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.3rem;
    top: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary-color);
    box-shadow: 0 0 0 4px var(--bg-card), 0 0 0 6px rgba(0, 217, 255, 0.3);
    transition: all 0.3s ease;
}

.timeline-item:hover::before {
    box-shadow: 0 0 0 4px var(--bg-card), 0 0 0 8px rgba(0, 217, 255, 0.5);
    transform: scale(1.2);
}

.timeline-date {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-content h3 {
    font-size: 1.4rem;
    color: var(--text-color);
    margin-bottom: 0.3rem;
    font-weight: 700;
}

.timeline-content h4 {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
    font-weight: 500;
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.timeline-content ul {
    list-style: none;
    margin: 1rem 0 1.5rem 0;
    padding: 0;
}

.timeline-content ul li {
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.7;
    font-size: 0.95rem;
}

.timeline-content ul li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 1.2rem;
    font-weight: 700;
}

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

.timeline-tags span {
    background: rgba(0, 217, 255, 0.1);
    color: var(--primary-color);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(0, 217, 255, 0.2);
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background-color: var(--bg-dark);
}

.contact-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contact-intro {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 3rem;
}

.contact-links {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
    align-items: stretch;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    flex: 1 1 auto;
    min-width: 200px;
    position: relative;
    overflow: hidden;
}

.contact-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
    transform: scaleY(0);
    transition: transform 0.4s ease;
}

.contact-item:hover {
    border-color: var(--primary-color);
    transform: translateX(12px);
    background: var(--bg-elevated);
    box-shadow: 0 8px 24px rgba(0, 217, 255, 0.15);
}

.contact-item:hover::before {
    transform: scaleY(1);
}

.contact-item svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-item span {
    font-size: 1rem;
    font-weight: 500;
}

/* Footer */
footer {
    background-color: var(--bg-card);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 2.5rem 0;
    text-align: center;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

footer p {
    font-size: 0.95rem;
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 217, 255, 0.4);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 999;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 217, 255, 0.6);
}

.scroll-to-top svg {
    color: var(--bg-dark);
    animation: bounceUp 1.5s infinite;
}

@keyframes bounceUp {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

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

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Smooth scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-elevated);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        left: -100%;
        top: 68px;
        flex-direction: column;
        background-color: rgba(10, 14, 26, 0.98);
        backdrop-filter: blur(10px);
        width: 100%;
        text-align: center;
        transition: left 0.3s ease;
        border-bottom: 1px solid var(--border-color);
        padding: 2rem 0;
        gap: 1.5rem;
    }

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

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero .role {
        font-size: 1.5rem;
    }

    .hero .tagline {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }

    .about h2,
    .skills h2,
    .projects h2,
    .experience h2,
    .contact h2 {
        font-size: 2.2rem;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }
project-card {
        flex: 0 0 85vw;
    }
    .timeline {
        padding-left: 1.5rem;
    }

    .timeline-item {
        padding-left: 2rem;
    }

    .contact-links {
        flex-direction: column;
        align-items: stretch;
    }

    .contact-item {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
        letter-spacing: -1px;
    }

    .hero .role {
        font-size: 1.2rem;
    }

    .hero .tagline {
        font-size: 1rem;
    }

    .about h2,
    .skills h2,
    .projects h2,
    .experience h2,
    .contact h2 {
        font-size: 1.8rem;
    }

    .project-card {
        flex: 0 0 90vw;
    }

    .project-h2 {
        font-size: 1.8rem;
    }

    .project-info h3 {
        font-size: 1.5rem;
    }

    .timeline-content h3 {
        font-size: 1.2rem;
    }
}

/* Project Detail Pages */
.project-hero {
    min-height: 60vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 6rem;
    padding-bottom: 4rem;
    overflow: hidden;
}

.project-hero .hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

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

.back-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.back-link:hover {
    transform: translateX(-5px);
    color: var(--accent-color);
}

.project-hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.project-tagline {
    font-size: 1.4rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.project-meta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.project-links-hero {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.project-links-hero .btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.project-links-hero svg {
    width: 20px;
    height: 20px;
}

/* Project Details Section */
.project-details {
    padding: 6rem 0;
    background-color: var(--bg-dark);
}

.project-overview {
    margin-bottom: 6rem;
}

.project-description {
    max-width: 900px;
    margin: 0 auto;
    color: var(--text-color);
}

.project-description p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

.project-description h3 {
    font-size: 2rem;
    color: var(--text-color);
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.project-description h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 70%;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
}

.feature-list li {
    padding: 1rem 0 1rem 2.5rem;
    position: relative;
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

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

.feature-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.2rem;
}

.feature-list strong {
    color: var(--text-color);
    font-weight: 600;
}

/* Media Grid */
.project-media {
    margin-bottom: 6rem;
}

.media-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 3rem;
}

.media-item {
    background: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.media-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.media-item img,
.media-item video {
    width: 100%;
    height: auto;
    display: block;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.media-item img:hover {
    transform: scale(1.02);
}

/* Image Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    cursor: zoom-out;
    animation: fadeIn 0.3s ease;
}

.lightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.lightbox img {
    max-width: 95%;
    max-height: 95vh;
    object-fit: contain;
    animation: zoomIn 0.3s ease;
    cursor: default;
}

.lightbox-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    font-size: 2.5rem;
    color: white;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.1);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10001;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.youtube-embed {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
}

.youtube-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.media-caption {
    padding: 1rem 1.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    text-align: center;
}

.video-item {
    grid-column: span 2;
}

/* Tech Details */
.project-tech-details {
    margin-bottom: 6rem;
}

.tech-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.tech-category-detail {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.tech-category-detail h3 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.tech-category-detail ul {
    list-style: none;
    padding: 0;
}

.tech-category-detail li {
    padding: 0.7rem 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    font-size: 1rem;
}

.tech-category-detail li:last-child {
    border-bottom: none;
}

/* Project CTA */
.project-cta {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    max-width: 800px;
    margin: 0 auto;
}

.project-cta h3 {
    font-size: 2rem;
    color: var(--text-color);
    margin-bottom: 1rem;
}

.project-cta p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.project-cta a {
    display: inline-block;
    margin: 0.5rem;
    vertical-align: middle;
}

/* Responsive for Project Pages */
@media (max-width: 768px) {
    .project-hero h1 {
        font-size: 2.5rem;
    }

    .project-tagline {
        font-size: 1.1rem;
    }

    .media-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }

    .video-item {
        grid-column: span 2;
    }

    .tech-categories {
        grid-template-columns: 1fr;
    }

    .project-description h3 {
        font-size: 1.5rem;
    }

    .project-cta {
        padding: 2rem 1.5rem;
    }

    .project-cta h3 {
        font-size: 1.5rem;
    }

    .project-cta a {
        display: block;
        margin: 0.5rem auto;
        max-width: 300px;
    }
}