/* ===== Global Styles ===== */

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
}


/* ===== Loader ===== */

#loader {
    transition: opacity 0.5s ease;
}

.loader-spinner {
    border: 4px solid #e5e7eb;
    border-top-color: #2563eb;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
}

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


/* ===== Navbar Active Link ===== */

nav a.active {
    color: #2563eb;
    border-bottom: 2px solid #2563eb;
}


/* ===== Services & Cards ===== */

.service-card {
    background: #fff;
    border-radius: 1rem;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.service-card .learn-more {
    display: inline-block;
    margin-top: 1rem;
    color: #2563eb;
    font-weight: 500;
    transition: color 0.3s ease;
}

.service-card .learn-more:hover {
    color: #1d4ed8;
}


/* ===== Input Fields ===== */

.input {
    width: 100%;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    padding: 0.75rem;
    outline: none;
    transition: border-color 0.3s ease;
}

.input:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}


/* ===== Fade-in Animation ===== */

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}


/* ===== Carousel Dots ===== */

#carousel-dots button {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    border: none;
    transition: background 0.3s ease;
}

#carousel-dots button.active {
    background: #2563eb;
}


/* ===== Back to Top ===== */

#backToTop {
    transition: opacity 0.3s ease;
}

#backToTop.hidden {
    opacity: 0;
    pointer-events: none;
}


/* ===== Footer ===== */

footer {
    background-color: #1e3a8a;
    color: #e5e7eb;
}

footer a:hover {
    color: #fff;
}


/* ===== Responsive Fixes ===== */

@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
    }
}

.carousel-slide {
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
    display: block;
}

@keyframes fadeUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeUp {
    animation: fadeUp 1s ease-out both;
}