@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

body {
    font-family: 'Inter', sans-serif;
    scroll-behavior: smooth;
    transition: background-color 0.5s, color 0.5s;
}

/* --- Dark Theme Styles --- */
body.dark {
    background-color: #0d121c;
    color: #d1d5db;
}

.dark .bg-gradient-hero {
    background: linear-gradient(135deg, #1f2937 0%, #0d121c 100%);
}

.dark .bg-gradient-section {
    background: linear-gradient(135deg, #0d121c 0%, #1f2937 100%);
}

.dark .text-gradient-title {
    background-image: linear-gradient(45deg, #4f46e5, #8b5cf6);
}

.dark .bg-gray-800 {
    background-color: #1f2937;
}

.dark .bg-gray-700 {
    background-color: #374151;
}

.dark .bg-gray-600 {
    background-color: #4b5563;
}

/* --- Light Theme Styles --- */
body.light {
    background-color: #f3f4f6;
    color: #1f2937;
}

.light .bg-gradient-hero {
    background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
}

.light .bg-gradient-section {
    background: linear-gradient(135deg, #d1d5db 0%, #e5e7eb 100%);
}

.light .text-gradient-title {
    background-image: linear-gradient(45deg, #8b5cf6, #4f46e5);
}

.light .bg-gray-800 {
    background-color: #f9fafb;
}

.light .bg-gray-700 {
    background-color: #e5e7eb;
}

.light .bg-gray-600 {
    background-color: #d1d5db;
}

.light .text-gray-200 {
    color: #1f2937;
}

.light .text-gray-300 {
    color: #4b5563;
}

.light .text-gray-400 {
    color: #6b7280;
}

/* Smooth section transitions on scroll */
.section-reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.section-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Loading indicator animation */
.loading-dot {
    animation: bounce 1s infinite ease-in-out;
}

.loading-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.loading-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes bounce {
    0%, 80%, 100% {
        transform: scale(0);
    }
    40% {
        transform: scale(1.0);
    }
}

#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 10;
}

#hero-content {
    position: relative;
    z-index: 20;
}

/* Modal styling */
.modal {
    display: none;
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
}

.modal-content {
    margin: 15% auto;
    padding: 24px;
    width: 90%;
    max-width: 600px;
    border-radius: 12px;
    position: relative;
    transition: background-color 0.5s, color 0.5s;
}

/* Ensure modal content adapts to theme */
body.light .modal-content {
    background-color: #f9fafb;
    color: #1f2937;
}

.close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}