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

:root {
    --primary-blue: #1E90FF;
    --primary-purple: #7B68EE;
    --dark-bg: #0a0e1a;
    --light-text: #ffffff;
    --gray-text: #a8b2d1;
    --card-bg: #1a1f35;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--dark-bg);
    color: var(--light-text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(123, 104, 238, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    height: 40px;
}

.logo {
    height: 100%;
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

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

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-purple));
    transition: width 0.3s ease;
}

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

/* Hero Section */
.hero {
    min-height: 91vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 2rem 4rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.hero-content {
    text-align: center;
    z-index: 2;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

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

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--gray-text);
    margin-bottom: 1rem;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--gray-text);
    max-width: 600px;
    margin: 0 auto 2rem;
}

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

.btn {
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    color: white;
    box-shadow: 0 4px 15px rgba(123, 104, 238, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(123, 104, 238, 0.4);
}

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

.btn-secondary:hover {
    background: rgba(123, 104, 238, 0.1);
    transform: translateY(-2px);
}

/* Hero Visual */
.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.spiral-animation {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-purple) 100%);
    opacity: 0.2;
    animation: spin 20s linear infinite;
    position: relative;
    box-shadow: 0 0 60px rgba(123, 104, 238, 0.4);
}

.spiral-animation::before,
.spiral-animation::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-purple) 100%);
    box-shadow: 0 0 40px rgba(30, 144, 255, 0.3);
}

.spiral-animation::before {
    width: 300px;
    height: 300px;
    top: 50px;
    left: 50px;
    opacity: 0.25;
    animation: spinReverse 15s linear infinite;
}

.spiral-animation::after {
    width: 200px;
    height: 200px;
    top: 100px;
    left: 100px;
    opacity: 0.3;
    animation: spin 10s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes spinReverse {
    from { transform: rotate(360deg); }
    to { transform: rotate(0deg); }
}

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

.section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 3rem;
}

/* About Section */
.about {
    background: linear-gradient(180deg, var(--dark-bg) 0%, rgba(26, 31, 53, 0.5) 100%);
}

.about-content p {
    text-align: center;
    font-size: 1.2rem;
    color: var(--gray-text);
    max-width: 800px;
    margin: 0 auto 4rem;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(123, 104, 238, 0.1);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(123, 104, 238, 0.2);
    border-color: rgba(123, 104, 238, 0.3);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.feature-card p {
    color: var(--gray-text);
}

/* Projects Section */
.projects {
    background: var(--dark-bg);
}

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

.project-card {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(123, 104, 238, 0.1);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 30px rgba(123, 104, 238, 0.3);
}

.project-image {
    height: 200px;
    background: linear-gradient(135deg, rgba(30, 144, 255, 0.3), rgba(123, 104, 238, 0.3));
    position: relative;
    overflow: hidden;
}

.project-image::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.project-content {
    padding: 2rem;
}

.project-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.project-content p {
    color: var(--gray-text);
    margin-bottom: 1rem;
}

.project-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

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

/* Contact Section */
.contact {
    background: linear-gradient(180deg, var(--dark-bg) 0%, rgba(26, 31, 53, 0.5) 100%);
}

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

.contact-intro {
    text-align: center;
    font-size: 1.2rem;
    color: var(--gray-text);
    margin-bottom: 2rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--card-bg);
    border: 1px solid rgba(123, 104, 238, 0.2);
    border-radius: 8px;
    color: var(--light-text);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background: var(--dark-bg);
    padding: 2rem 0;
    border-top: 1px solid rgba(123, 104, 238, 0.1);
}

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

.social-links {
    display: flex;
    gap: 2rem;
}

.social-links a {
    color: var(--gray-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-purple);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 6rem;
    }

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

    .hero-visual {
        margin-top: 3rem;
    }

    .spiral-animation {
        width: 250px;
        height: 250px;
    }

    .spiral-animation::before {
        width: 180px;
        height: 180px;
        top: 35px;
        left: 35px;
    }

    .spiral-animation::after {
        width: 120px;
        height: 120px;
        top: 65px;
        left: 65px;
    }

    .nav-links {
        gap: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .cta-buttons {
        justify-content: center;
    }

    .footer .container {
        justify-content: center;
        text-align: center;
    }
}