:root {
    --primary: #3a0ca3;
    --secondary: #7209b7;
    --accent: #f72585;
    --gold: #ffd700;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    scroll-behavior: smooth;
    background-color: #f8f9fa;
}

.luxury-font {
    font-family: 'Playfair Display', serif;
}

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

/* Header & Contact Gradients */
.hero-gradient, .contact-gradient {
    position: relative;
    background: linear-gradient(-45deg, #3a0ca3, #7209b7, #f72585);
    background-size: 400% 400%;
    animation: gradient-animation 15s ease infinite;
}

@keyframes gradient-animation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

#particles-js-header, #particles-js-contact {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 0;
}

/* Navigation */
.navbar-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: width 0.3s ease;
}

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

/* Section Headings */
.section-heading {
    font-size: 3rem;
    font-weight: 700;
    font-family: 'Playfair Display', serif;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
}

.sub-heading {
    text-align: center;
    font-size: 1.8rem;
    font-weight: 600;
    font-family: 'Playfair Display', serif;
    margin-bottom: 2.5rem;
    color: #333;
}

/* Buttons */
.btn-primary {
    display: inline-block;
    background: linear-gradient(to right, var(--primary), var(--accent));
    color: white;
    padding: 0.8rem 2.2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(247, 37, 133, 0.4);
}

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 20px rgba(247, 37, 133, 0.5);
}

.btn-secondary {
    display: inline-block;
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary);
    padding: 0.8rem 2.2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    transform: translateY(-4px);
    background: white;
}

.btn-disabled {
    display: inline-block;
    background: #ccc;
    color: #666;
    padding: 0.8rem 2.2rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: not-allowed;
}

/* Card for Skills and Certifications */
.card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 8px 30px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.1);
}

/* Skills Section */
.skill-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 1rem;
}
.sql-icon {
    filter: invert(39%) sepia(87%) saturate(601%) hue-rotate(175deg) brightness(97%) contrast(92%);
}

/* Projects Section */
.project-image-container img {
    transition: transform 0.4s ease;
}
.project-image-container:hover img {
    transform: scale(1.05);
}

/* Certifications Section */
.cert-card {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.cert-icon {
    font-size: 2.5rem;
    color: white;
    background: linear-gradient(to right, var(--primary), var(--accent));
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 15px rgba(247, 37, 133, 0.4);
}

/* Contact Section */
.glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.contact-link {
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: color 0.3s ease;
}
.contact-link i {
    margin-right: 0.75rem;
    color: var(--gold);
}
.contact-link:hover {
    color: var(--gold);
}
.social-link {
    color: white;
    font-size: 1.5rem;
    transition: color 0.3s ease;
}
.social-link:hover {
    color: var(--gold);
}