:root {
    --primary: #3b82f6;
    --primary-light: #60a5fa;
    --primary-dark: #1d4ed8;
    --secondary: #10b981;
    --accent: #f59e0b;
    --dark: #0f172a;
    --darker: #0a0f1c;
    --card-bg: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --border: #334155;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--darker);
    color: var(--text-primary);
    overflow-x: hidden;
}

.gradient-bg {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

.hero-gradient {
    background: linear-gradient(135deg, #0a0f1c 0%, #0f172a 50%, #1e293b 100%);
}

.card-gradient {
    background: linear-gradient(145deg, #1e293b, #0f172a);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
}

.nav-link {
    position: relative;
    color: var(--text-secondary);
    transition: color 0.3s ease;
    font-weight: 500;
}

.nav-link:hover {
    color: var(--primary-light);
}

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

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    color: white;
    border: none;
    font-weight: 600;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-light);
    border: 1px solid var(--primary);
    transition: all 0.3s ease;
    font-weight: 600;
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
}

.glass-card {
    background: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

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

.section-title {
    position: relative;
    display: inline-block;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 3px;
}

.mobile-menu {
    transform: translateX(100%);
    transition: transform 0.4s ease;
    background: var(--dark);
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.5);
}

.mobile-menu.open {
    transform: translateX(0);
}

.hamburger-line {
    transform-origin: center;
    transition: all 0.3s ease;
    background-color: var(--text-primary);
}

.hamburger.active .hamburger-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.social-icon:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.footer-link {
    position: relative;
    display: inline-block;
    padding: 6px 0;
    transition: all 0.3s ease;
    color: var(--text-secondary);
}

.footer-link:hover {
    color: var(--primary-light);
    transform: translateX(5px);
}

.footer-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--border) 50%, transparent 100%);
}

.contact-info {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.contact-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: rgba(59, 130, 246, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    color: var(--primary-light);
}

.form-input {
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 16px;
    color: var(--text-primary);
    transition: all 0.3s ease;
    width: 100%;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-secondary);
}

.tech-icon {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 1.5rem;
    animation: tech-float 8s infinite ease-in-out;
    z-index: 1;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

@keyframes tech-float {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    33% {
        transform: translateY(-15px) rotate(5deg);
    }

    66% {
        transform: translateY(10px) rotate(-5deg);
    }
}

/* FAQ Styles */
.faq-item {
    background: var(--card-bg);
    border-radius: 10px;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.faq-question {
    padding: 1.25rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: rgba(30, 41, 59, 0.8);
}

.faq-question h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.faq-icon {
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.25rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 1.25rem 1.25rem;
    max-height: 500px;
}

@media (max-width: 768px) {
    .tech-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
}