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

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #151520;
    --bg-glass: rgba(255, 255, 255, 0.05);
    --bg-glass-hover: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #a0a0b8;
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-tertiary: #ec4899;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.4);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    background-image: url('darknight.jpeg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(10, 10, 15, 0.85) 0%, rgba(10, 10, 15, 0.95) 100%);
    z-index: -1;
    pointer-events: none;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 0;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
    max-width: 1100px;
    animation: fadeInUp 0.8s ease-out;
}

.profile-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 350px;
    margin: 0 auto;
}

.profile-image {
    width: 100%;
    height: auto;
    border-radius: 24px;
    object-fit: cover;
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 2;
    border: 3px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.profile-image:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 80px rgba(99, 102, 241, 0.4);
}

.profile-glow {
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: var(--gradient-1);
    border-radius: 32px;
    opacity: 0.3;
    filter: blur(30px);
    z-index: 1;
    animation: pulse 3s ease-in-out infinite;
}

.hero-text {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, #a0a0b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--accent-primary);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 600px;
}

.hero-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: inherit;
    backdrop-filter: blur(10px);
}

.btn-primary {
    background: rgba(99, 102, 241, 0.2);
    color: var(--text-primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    background: rgba(99, 102, 241, 0.3);
    border-color: rgba(99, 102, 241, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.1);
}

/* Sections */
section {
    padding: 6rem 0;
    position: relative;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 4rem;
    background: linear-gradient(135deg, #ffffff 0%, #a0a0b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

/* Featured Project Section */
.featured-project-section {
    padding: 6rem 0;
    position: relative;
}

.featured-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 50px;
    margin-bottom: 2rem;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
    animation: pulse 2s ease-in-out infinite;
}

.featured-project-card {
    position: relative;
    border-radius: 32px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border: 2px solid rgba(99, 102, 241, 0.2);
    backdrop-filter: blur(20px);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.featured-project-card:hover {
    transform: translateY(-8px);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 16px 64px rgba(99, 102, 241, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.featured-project-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    padding: 4rem;
    align-items: center;
}

.featured-project-text {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.featured-project-label {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: rgba(99, 102, 241, 0.2);
    color: var(--accent-primary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 8px;
    width: fit-content;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.featured-project-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, #6366f1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.featured-project-tagline {
    font-size: 1.5rem;
    color: var(--accent-secondary);
    font-weight: 500;
    margin-top: -0.5rem;
}

.featured-project-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
    max-width: 600px;
}

.featured-project-features {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 0.5rem;
}

.featured-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.featured-feature svg {
    color: var(--accent-primary);
    flex-shrink: 0;
}

.featured-project-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.featured-project-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.featured-project-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(60px);
    animation: pulse 3s ease-in-out infinite;
}

.featured-project-image {
    position: relative;
    z-index: 2;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.featured-project-cover {
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.featured-project-card:hover .featured-project-cover {
    transform: scale(1.02);
    box-shadow: 0 12px 48px rgba(99, 102, 241, 0.3);
}

.btn-featured {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    border: none;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
}

.btn-featured:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.5);
    background: linear-gradient(135deg, #7c7ff5 0%, #9d70f8 100%);
}

.btn-featured-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-featured-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.project-card {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    background: var(--bg-secondary);
    box-shadow: var(--shadow-lg);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
    z-index: 1;
    opacity: 0.8;
    transition: opacity 0.4s ease;
}

.project-card:hover::before {
    opacity: 0.95;
}

.project-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.project-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover .project-image {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    z-index: 2;
    transform: translateY(0);
    transition: transform 0.4s ease;
}

.project-card:hover .project-overlay {
    transform: translateY(-8px);
}

.project-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.project-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.project-link {
    display: inline-block;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--accent-primary);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
}

.project-card:hover .project-link {
    transform: translateX(4px);
}

/* Tennis Section */
.tennis-section {
    padding-bottom: 6rem;
}

.tennis-video-wrapper {
    max-width: 900px;
    margin: 0 auto;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: var(--bg-secondary);
    padding: 8px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tennis-video-wrapper:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 80px rgba(99, 102, 241, 0.3);
}

.tennis-video {
    width: 100%;
    height: auto;
    border-radius: 16px;
    display: block;
    background: #000;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    cursor: pointer;
}

.modal-content {
    position: relative;
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 3rem;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    margin: 2rem;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1001;
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s ease;
    animation: modalEnter 0.3s ease forwards;
}

.modal.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--text-primary);
    font-size: 2rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 1002;
    line-height: 1;
}

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

.modal-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, #ffffff 0%, #a0a0b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-images {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
    justify-content: center;
}

.modal-images img {
    max-width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.modal-content-large {
    max-width: 1100px;
}

.modal-subtitle {
    font-size: 1.25rem;
    color: var(--accent-primary);
    font-weight: 500;
    margin-top: -1rem;
    margin-bottom: 2rem;
}

.modal-link-wrapper {
    margin: 2rem 0;
}

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

.modal-feature-item {
    padding: 2rem;
    background: rgba(99, 102, 241, 0.05);
    border-radius: 16px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    transition: all 0.3s ease;
}

.modal-feature-item:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.2);
    transform: translateY(-4px);
}

.modal-feature-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.modal-feature-item p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.05);
    }
}

@keyframes modalEnter {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

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

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

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-text {
        align-items: center;
    }

    .hero-description {
        text-align: center;
    }

    .featured-project-content {
        grid-template-columns: 1fr;
        padding: 2.5rem;
        gap: 2.5rem;
    }

    .featured-project-visual {
        min-height: 200px;
    }

    .featured-project-title {
        font-size: 2.5rem;
    }

    .featured-project-tagline {
        font-size: 1.25rem;
    }

    .featured-project-description {
        font-size: 1rem;
    }

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

    .modal-content {
        padding: 2rem;
        margin: 1rem;
    }

    .modal-features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .modal-images {
        flex-direction: column;
    }

    .container {
        padding: 0 1rem;
    }

    section {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    .hero-links {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}