:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --dark-bg: #0a0a0a;
    --card-bg: #1a1a1a;
    --accent-glow: rgba(0, 123, 255, 0.4);
    --gradient-start: #00d2ff;
    --gradient-end: #3a7bd5;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--dark-bg);
    color: #e0e0e0;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
.navbar-brand {
    font-family: 'Outfit', sans-serif;
}

.navbar-brand img {
    max-width: 250px;
    height: auto;
    object-fit: contain;
}

.gradient-text {
    background: linear-gradient(45deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Navbar */
.navbar {
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.navbar .nav-link {
    font-weight: 600;
    margin-left: 1.5rem;
}

/* Hero Section */
.hero-section {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.8)), url('../img/hero_bg.png');
    background-size: cover;
    background-position: center;
    position: relative;
}

.animate-up {
    animation: fadeInUp 1s ease forwards;
}

.animate-up-delay {
    animation: fadeInUp 1s ease 0.3s forwards;
    opacity: 0;
}

.animate-up-delay-2 {
    animation: fadeInUp 1s ease 0.6s forwards;
    opacity: 0;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Cards */
.service-card,
.about-card,
.product-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--gradient-start);
    box-shadow: 0 10px 30px var(--accent-glow);
}

.service-card img {
    height: 200px;
    object-fit: cover;
    width: 100%;
}

/* Form */
.contact-form .form-control {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    padding: 12px;
}

.contact-form .form-control:focus {
    background: #252525;
    border-color: var(--gradient-start);
    box-shadow: none;
    color: white;
}

.btn-primary {
    background: linear-gradient(45deg, var(--gradient-start), var(--gradient-end));
    border: none;
    font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
}

/* Placeholder Color */
::placeholder {
    color: rgba(255, 255, 255, 0.7) !important;
    opacity: 1;
    /* Firefox */
}

/* Arrow List */
.arrow-list {
    list-style: none;
    padding-left: 0;
}

.arrow-list li {
    position: relative;
    padding-left: 1.5rem;
}

.arrow-list li::before {
    content: '';
    position: absolute;
    left: 0;
    color: #00d2ff;
    font-weight: bold;
}